Class / Patent application number | Description | Number of patent applications / Date published |
521131000 | Ingredient contains only carbon and hydrogen atoms, only C and halogen atoms, or only C, H, and halogen atoms | 58 |
20080207787 | Rigid polyurethane foams with increased heat performance - The present invention provides a rigid polyurethane foam made from the reaction product, at an isocyanate index of from about 90 to about 400, of a polyisocyanate, and a polyol component containing about 20 to about 80 wt. %, based on the weight of the polyol component, of a double metal cyanide (DMC)-catalyzed polyether polyol having a number average molecular weight of greater than about 1000 Daltons (Da), about 80 to about 20 wt. %, based on the weight of the polyol component, of a sucrose-based polyol having a functionality of from about 2.5 to about 6 and a molecular weight of from about 350 to less than about 1,000, and about 0 to about 40 wt. %, based on the weight of the polyol component, of a low molecular weight organic compound having a number average molecular weight of less than about 600 Da, in the presence of water, polyvinylchloride (PVC) particles having a diameter of from about 0.1 to about 200 microns, and glass beads having a diameter of from about 40 to about 400 microns (about 270 to about 45 mesh), and optionally, in the presence of at least one of carbon dioxide, surfactants, flame retardants, pigments and catalysts, wherein the rigid polyurethane foam with a density of about 10 to about 25 pcf has a heat sag measured at 102 mm overhang at 121° C. and one hour of less than about 8 mm. The inventive rigid polyurethane foams exhibit increased heat performance (decreased heat sag) while also maintaining impact and rebound strengths. | 08-28-2008 |
20080207788 | Foaming agents, foamable compositions, foams and articles containing fluorine substitued halogens, and methods of making same - Various uses of chloro,fluoroalkenes, particularly (HFCO-1233) in a variety of applications, including as blowing agents are disclosed. | 08-28-2008 |
20090082478 | AZEOTROPE-LIKE COMPOSITIONS OF 1,1,1,3,3-PENTAFLUOROPROPANE AND HYDROCARBONS - Methods of preparing polyurethane and polyisocyanurate foams comprising the step of reacting and foaming a mixture of ingredients which react to form the polyurethane or polyisocyanurate foams in the presence of a blowing agent, wherein said blowing agent comprises an azeotrope-like composition consists essentially of 1,1,1,3,3-pentafluoropropane and n-pentane, as well as foams and foamable compositions comprising the azeotrope-like composition. | 03-26-2009 |
20090306236 | PROCESS FOR PREPARING RIGID POLYISOCYANURATE FOAMS USING NATURAL-OIL POLYOLS - The present invention provides a process for producing a rigid polyisocyanurate foam involving reacting at an isocyanate index of from about 175 to about 400, a polyisocyanate with at least one natural-oil polyol containing at least about 35 wt. %, based on the weight of the polyol, of natural oil, having a hydroxyl number from about 175 to about 375 and a hydroxyl functionality of about 2.0 to about 2.8, in the presence of a blowing agent and optionally, in the presence of one or more of surfactants, flame retardants, pigments, catalysts and fillers, wherein the resulting foam has a renewable biobased content of at least 8% by weight. The foams provided by the inventive process possess properties similar to foams produced from petroleum-derived materials and may find use in wall or roof insulation systems. The high biobased content (>8%) may allow wall or roof insulation systems containing these foams to be considered for the U.S. Government's preferred procurement program. | 12-10-2009 |
20090312447 | COMPATIBILIZING SURFACTANTS FOR POLYURETHANE POLYOLS AND RESINS - A resin blend composition is provided containing a polyol, an ethoxylate propoxylate surfactant initiated by a short chain compound, and a hydrocarbon blowing agent. The solubility and/or compatibility of the hydrocarbon carbon blowing agent in the polyol is increased and the phase stability of the resin blend composition is improved by the ethoxylate propoxylate surfactant. The resin blend is suitable for reaction with polyfunctional organic isocyanates to make cellular polyurethane and polyisocyanurate foams. | 12-17-2009 |
20090326090 | INSULATION BOARDS AND METHODS FOR THEIR MANUFACTURE - A method for producing polyisocyanurate insulation foams, the method comprising contacting an A-side stream of reactants that includes an isocyanate with a B-side stream of reactants that include a polyol and a blowing agent, where the blowing agent includes isopentane and n-pentane in a substantial absence of cyclopentane. | 12-31-2009 |
20100056658 | TRANS-1,2 DICHLOROETHYLENE COMPOSITION - The present invention relates to a composition based on trans- | 03-04-2010 |
20100216904 | FOAM-FORMING COMPOSITIONS CONTAINING MIXTURES OF 2-CHLORO-3,3,3-TRIFLUOROPROPENE AND AT LEAST ONE HYDROFLUOROOLEFIN AND THEIR USES IN THE PREPARATION OF POLYISOCYANATE-BASED FOAMS - Foam-forming compositions are disclosed which contain a mixture of 2-chloro-3,3,3-trifluoropropene and at least one hydrofluoroolefin. Also disclosed is a closed-cell polyurethane or polyisocyanurate polymer foam prepared from reaction of an effective amount of the foam-forming composition with a suitable polyisocyanate. Also disclosed is a process for producing a closed-cell polyurethane or polyisocyanurate polymer foam by reacting an effective amount of the foam-forming composition with a suitable polyisocyanate. | 08-26-2010 |
20110015289 | INSULATION BOARDS AND METHODS FOR THEIR MANUFACTURE - A method for producing polyisocyanurate insulation foams, the method comprising contacting an A-side stream of reactants that includes an isocyanate with a B-side stream of reactants that include a polyol and a blowing agent, where the blowing agent includes isopentane and n-pentane in a substantial absence of cyclopentane. | 01-20-2011 |
20110039964 | Foams And Foamable Compositions Containing Halogenated Olefin Blowing Agents - The invention provides foam forming methods that comprise: (a) preparing a foamable system comprising at least one hydrohaloolefin; and (b) ensuring either (i) the substantial absence of long-term decomposition-inducing contact between said hydrofluoroolefin and an amine-containing catalyst; (ii) that an effective amount of surfactant is available in the system under conditions which prevent long term exposure of the surfactant to a long-term decomposition reaction environment; or (iii) a combination of (i) and (ii). Related methods, foamable systems and foams are also disclosed. Preferred embodiments provide polyurethane and polyisocyanurate foams and methods for the preparation thereof, including closed-celled, polyurethane and polyisocyanurate foams and methods for their preparation. The preferred foams are characterized by a fine uniform cell structure and little or no foam collapse. The foams are preferably produced with a polyol premix composition which comprises a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, a catalyst and is further characterized by being substantially free of added water. | 02-17-2011 |
20110046251 | RIGID FOAMED SYNTHETIC RESIN AND PROCESS FOR ITS PRODUCTION - To provide a process for producing a rigid foamed synthetic resin, wherein, as a blowing agent, a hydrocarbon compound and water are used, and whereby it is possible to obtain a rigid foamed synthetic resin provided with both dimensional stability and heat insulating properties, and it is possible to reduce its weight. | 02-24-2011 |
20110124756 | RIGID POLYURETHANE FOAM AND SYSTEM AND METHOD FOR MAKING THE SAME - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 05-26-2011 |
20110124757 | RIGID POLYURETHANE FOAM AND SYSTEM AND METHOD FOR MAKING THE SAME - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 05-26-2011 |
20110124758 | FOAM-FORMING COMPOSITIONS CONTAINING MIXTURES OF 2-CHLORO-3,3,3-TRIFLUOROPROPENE AND HYDROCARBON AND THEIR USES IN THE PREPARATION OF POLYISOCYANATE-BASED FOAMS - Foam-forming compositions are disclosed which contain mixtures of 2-chloro-3,3,3-trifluropropene and hydrocarbon. Also disclosed is a closed-cell polyurethane or polyisocyanurate polymer foam prepared from reaction of an effective amount of the foam-forming composition with a suitable polyisocyanate. Also disclosed is a process for producing a closed-cell polyurethane or polyisocyanurate polymer foam by reacting an effective amount of the foam-forming composition with a suitable polyisocyanate. | 05-26-2011 |
20110124759 | POLYOL BLENDS CONTAINING ORTHO-CYCLOHEXANEDIAMINE-INITIATED POLYOLS FOR RIGID POLYURETHANE FOAMS - Polyether polyols initiated with ortho-cyclohexanediamines such as 1,2-diaminocyclohexane are used in rigid polyurethane foam formulations in conjunction with an aromatic amine-initiated polyol, and/or with low levels of tertiary amine catalysts. The polyol mixtures are useful in making rigid polyurethane foams, especially foams for pour-in-place applications, where they give a good combination of low k-factor and short demold times. | 05-26-2011 |
20110213047 | Non-flammable composition which can be used as a blowing agent - The present invention relates to compositions which can be used as expanding agent in the manufacture of thermosetting polymers. A more particular subject-matter of the invention is compositions comprising 1,1,1,3,3-pentafluorobutane (365mfc), trans-1,2-dichloroethylene and at least one nonflammable hydrofluorocarbon and their use. | 09-01-2011 |
20110218262 | PREPARING RIGID POLYURETHANE FOAMS - The invention relates to a process for preparing rigid polyurethane foams, which comprises reacting
| 09-08-2011 |
20110224320 | Branched and Star-Branched Styrene Polymers, Telomers, and Adducts, Their Synthesis, Their Bromination, and Their Uses - New branched or star-branched styrene polymeric, telomeric, and monomeric product distributions, their preparation, their use as raw materials for bromination to produce flame retardants, the flame retardants themselves, and their use as flame retardants in various polymeric substrates are described. | 09-15-2011 |
20110269860 | FOAM EXPANSION AGENT COMPOSITIONS CONTAINING HYDROHALOOLEFIN BUTENE AND WATER AND THEIR USES IN THE PREPARATION OF POLYURETHANE AND POLYISOCYANURATE POLYMER FOAMS - A foam expansion agent composition is disclosed that includes water and a hydrohaloolefin of the formula CF | 11-03-2011 |
20110269861 | SOLVENT COMPOSITIONS CONTAINING CHLOROFLUOROOLEFINS OR FLUOROOLEFINS - Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HFO-1233, or HFO-1354, having properties highly beneficial in foaming and blowing agent applications, articles and methods. | 11-03-2011 |
20120004336 | FOAM-FORMING COMPOSITIONS CONTAINING MIXTURES OF CIS-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE AND 1,1,1,3,3-PENTAFLUOROPROPANE AND THEIR USES IN THE PREPARATION OF POLYISOCYANATE-BASED FOAMS - Foam-forming compositions are disclosed which contain a mixture of cis-1,1,1,4,4,4-hexafluoro-2-butene and 1,1,1,3,3-pentafluoropropane. Also disclosed is a closed-cell polyurethane or polyisocyanurate polymer foam prepared from reaction of an effective amount of the foam-forming composition with a suitable polyisocyanate. Also disclosed is a process for producing a closed-cell polyurethane or polyisocyanurate polymer foam by reacting an effective amount of the foam-forming composition with a suitable polyisocyanate. | 01-05-2012 |
20120010313 | PROCESS FOR PRODUCING RIGID POLYURETHANE FOAMS - A process for producing rigid polyurethane foams, in which a mixture of
| 01-12-2012 |
20120046372 | BLOWING AGENTS, FOAMABLE COMPOSITIONS AND FOAMS - A method of forming foam comprising: (a) providing at least a first relatively high pressure liquid comprising a first reactive component; (b) introducing into said relatively high pressure stream a liquid blowing agent composition comprising 1,3,3,3-tetrafluoropropene (HFO-1234ze) and/or HFCO-1233zd to produce a second stream at relatively high pressure and containing said blowing agent; and (c) mixing at least a portion of said third stream with a fourth stream containing a component reactive with said first component to produce a mixed reactive stream. | 02-23-2012 |
20120190763 | INSULATING CAVITIES IN BUILT STRUCTURES - The invention provides a process for insulating a cavity in a built structure with a polyurethane rigid foam, by reaction of
| 07-26-2012 |
20120202904 | TETRAFLUOROBUTENE BLOWING AGENT COMPOSITIONS FOR POLYURETHANE FOAMS - A blowing agent for thermosetting foams is disclosed. The blowing agent is 2,4,4,4-tetrafluorobutene-1 alone or in combination with a hydrofluoroolefin (HFO), hydrofluorocarbon (HFC), hydrochlorofluoroolefin (HCFO), or a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams. | 08-09-2012 |
20130035410 | BLOWING AGENT COMPOSITION OF HYDROCHLOROFLUOROOLEFIN - A blowing agent for thermosetting foams is disclosed. The blowing agent is predominately the trans isomer of the hydrochlorofluoroolefin (HCFO) HFCO-1233zd alone or in combination with a hydrofluoroolefin (HFO), hydrofluorocarbon (HFC), hydrochlorofluoroolefin (HCFO), a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams. | 02-07-2013 |
20130053463 | POLYURETHANES AND POLYURETHANE-UREAS HAVING IMPROVED PROPERTIES - A microcellular polyurethane or polyurethane-urea foam elastomer includes the reaction product of (A) with (B) and/or water, a blowing agent, a catalyst forming urethane and/or ureic groups wherein:
| 02-28-2013 |
20130059934 | POLYURETHANE FOAM AND RESIN COMPOSITION - A polyurethane foam and a resin composition that may be used to form the polyurethane foam are provided. The resin composition includes a first polyol based upon ethylene diamine and having about 100% ethylene oxide capping and present in an amount of from about 0.3 to about 15 parts by weight based on 100 parts by weight of the resin composition, a second polyol, and a physical blowing agent having at least 4 carbon atoms. The polyurethane foam includes the reaction product of an isocyanate component and the resin composition comprising the first and second polyol, in the presence of the physical blowing agent. A method of forming the polyurethane foam on a substrate combines the isocyanate component and the resin composition to form a reaction mixture. The reaction mixture is applied onto the substrate to form the polyurethane foam. | 03-07-2013 |
20130090399 | Aromatic Polyester Polyols and Aromatic Polyester Polyol Blends Containing Biorenewable Components and Methods of Making - There are provided aromatic polyester polyol compositions comprising: (i) at least one aromatic acid component; (ii) at least one hydroxylated component; (iii) at least one functionalized natural oil component; and (iv) optionally at least one catalyst component for use in preparing foams. The aromatic polyester polyol compositions can be formed by esterification and/or transesterification. The present technology also provides a polyol blend for use in preparing foams wherein the polyol blend comprises (a) an aromatic polyester polyol formed by an interesterification reaction between (i) a phthalic acid based material; (ii) a hydroxylated material; and (iii) a hydrophobic material, wherein the hydrophobic material is present in an amount of from about 1% to about 50% by weight of the aromatic polyester polyol; and (b) a natural oil based polyol, wherein the hydrophobic material in the aromatic polyester polyol compatibilizes the natural oil based polyol to form a phase stable polyol blend. | 04-11-2013 |
20130197115 | HFO/WATER-BLOWN RIGID FOAM SYSTEMS - The present invention relates to a process for producing rigid polyurethane foams by reaction of a) at least one organic polyisocyanate with b) at least one polyol component in the presence of a blowing agent mixture comprising water and halogenated alkenes, wherein the amount of water is at least 1.40 mol/kg of polyol component b) and the amount of halogenated alkene is at most 2.00 mol/kg of polyol component b), and also to the use of such a blowing agent mixture for producing corresponding rigid polyurethane foams and for increasing the adherence and reducing the thermal conductivity of corresponding rigid polyurethane foams. The present invention further relates to a rigid polyurethane foam obtainable by the process of the present invention. | 08-01-2013 |
20130345329 | Rigid Polyurethane Foam and System and Method for Making the Same - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 12-26-2013 |
20140100299 | METHOD FOR FILLING CONCRETE BLOCK CAVITIES WITH EXPANDING FOAM INSULATION - The invention described herein generally pertains to the use of low boiling point, low vapor pressure blowing agents with froth polyurethane or polyisocyanurate foams to achieve superior cavity filling than when using conventional higher vapor pressure or more ozone-depleting blowing agents. | 04-10-2014 |
20140113984 | Delay Action Catalyst for Improving The Stability of Polyurethane Systems Having Halogen Containing Blowing Agents - Catalyst compositions useful in the production of insulating polyurethane or polyisocyanurate foam are disclosed. The catalyst compositions impart increased stability of a mixture of the catalyst, a halogen-containing blowing agent, and a polyol. These catalyst compositions include amine/acid salts with a pH of <7.0 which can be used in combined with tertiary amine catalysts and metal-based or ammonium-based trimerization catalyst and at least one metal-based gel catalyst and optionally one or more of an additional catalyst described in (1) or (2). These improved catalysts can be used with any halogenated blowing agent, and provide substantial stability benefits with the use of hydrofluoroolefins and hydrofluorochloroolefins. In an exemplary embodiment, a process includes providing a pre-mix comprising an organic carboxylic di-acid, tri-acid or poly-acid component and contacting a tetraalkylguanidine and/or a tertiary amine containing an isocyanate reactive group with the acid component in the pre-mix to form a mixture of tetraalkylguanidine salt or tertiary amine salt or their combination. | 04-24-2014 |
20140179812 | RIGID POLYURETHANE FOAM - A rigid polyurethane foam includes the reaction product of an isocyanate and an isocyanate reactive component in the presence of a blowing agent. The isocyanate reactive component includes an aromatic polyester polyol, a rigid polyol, and an aliphatic polyester polyol. The rigid polyurethane foam has a tensile adhesion of greater than 35 kPa (5 psi) when disposed on a metal substrate or a polyester, polyurethane, or epoxy coated metal substrate, each having a substrate temperature of greater than 41° C. (105° F.), and tested in accordance with ASTM D1623-09. A method of forming a composite article comprising a substrate and the rigid polyurethane foam includes the steps of combining the isocyanate reactive component and the isocyanate in the presence of the blowing agent to form a reaction mixture and applying the reaction mixture to the substrate having a substrate temperature of greater than 41° C. (105° F.) to form the composite article. | 06-26-2014 |
20140179813 | LOW-MONOMER POLYURETHANE FOAMS - Cross-linkable foamable composition with low content of monomeric isocyanates, containing a pre-polymer of polyester diols and/or polyether dials reacted i) with asymmetric aromatic diisocyanates to form a reaction product with OH and NCO groups, ii) subsequent addition of and reaction with symmetric aromatic diisocyanate in a quantity at least equivalent to the available OH-groups, 0.1 to 30 wt % additives, at least one propellant, wherein the polyols have a molar mass (MN) of less than 5000 g/mol, and the reaction product has a content of less than 0.1 wt % monomeric asymmetric isocyanate and less than 2 wt % monomeric symmetric isocyanate. | 06-26-2014 |
20140179814 | Sugar-Based Polyurethanes, Methods for Their Preparation, and Methods of Use Thereof - Polyurethane foams which are highly flame resistant are described, as well as the production of such polyurethane foams by the reaction between a natural polyol, such as sucrose or a blend of mono- or disaccharides in place of the standard hydrocarbon-based polyol component, a polyisocyanate and water in the presence of a suitable polyurethane forming catalyst and a non-halogenated flame retardant, and optionally one or more components such as surfactants and/or emulsifiers. The resultant polyurethane foam has a bio-based solid content ranging from about 17% to 30%, may be formulated in a variety of foam densities for a variety of applications, and exhibits a high degree of fire and burn resistance, as exhibited by the flame spread index, flash over resistance determination, and the smoke spread values. | 06-26-2014 |
20140357747 | FOAM EXPANSION AGENT COMPOSITIONS CONTAINING Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE AND THEIR USES IN THE PREPARATION OF POLYURETHANE AND POLYISOCYANURATE POLYMER FOAMS - A foam expansion agent composition is disclosed that includes Z-1,1,1,4,4,4-hexafluoro-2-butene and at least one high boiling point foam expansion agent present in an effective amount sufficient to produce a foam having a k-factor less than the k-factor of a foam produced using Z-1,1,1,4,4,4-hexafluoro-2-butene or the at least one high boiling point foam expansion agent alone at a given temperature. Also disclosed is a foam-forming composition that includes the foam expansion agent composition of this disclosure and an active hydrogen-containing compound having two or more active hydrogens. Also disclosed is a closed-cell polyurethane or polyisocyanurate polymer foam prepared from reaction of an effective amount of the foam-forming composition of this disclosure and a suitable polyisocyanate. Also disclosed is a process for producing a closed-cell polyurethane or polyisocyanurate polymer foam. The process involves reacting an effective amount of the foam-forming composition of this disclosure and a suitable polyisocyanate. | 12-04-2014 |
20150080485 | METHODS FOR MAKING FOAMS USING BLOWING AGENTS COMPRISING UNSATURATED FLUOROCARBONS - Disclosed herein are blowing agents comprising fluorocarbons and/or hydrofluorocarbons useful in foamable compositions. Also disclosed are methods for forming a foam comprising the aforementioned blowing agents. | 03-19-2015 |
20150094388 | Rigid Polyurethane Foam and System and Method for Making the Same - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 04-02-2015 |
20150094389 | Rigid Polyurethane Foam and System and Method for Making the Same - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 04-02-2015 |
20150299376 | RESIN PREMIX COMPOSITION, RIGID POLYURETHANE FOAMING COMPOSITION AND RIGID POLYURETHANE FOAM - An object of the invention is to provide resin premix compositions which include a polyol and a hydrocarbon foaming agent while still exhibiting good storage stability, the polyol being obtained without the use of ring-opening polymerization reaction of a cyclic ether. The resin premix composition of the invention includes at least a polyol and a hydrocarbon foaming agent, the polyol including a polyether ester polyol (A) obtained by reacting a polyether polyol with a fatty acid and/or a fatty acid ester, the polyether polyol being obtained by condensing a polyhydric alcohol including 50 mol % or more of a trihydric or higher alcohol. | 10-22-2015 |
20150299413 | THERMOFORMABLE MELAMINE RESIN FOAM WITH PARTICULATE FILLER MATERIAL - The present invention relates to a thermoformable melamine-formaldehyde foam comprising from 0.1 to 50 wt % of at least one particulate filling material, wherein the wt % are based on the total weight of filling material plus melamine-formaldehyde precondensate used for foam production, wherein the at least one particulate filling material has a melting point no higher than 220° C. and an average particle diameter in the range from 5 μm to 750 μm, to a process for producing the thermoformable melamine-formaldehyde foam and also to the use of the melamine-formaldehyde foam for acoustical or thermal insulation in building construction, in automobile, ship and track vehicle construction, the construction of spacecraft, in the upholstery industry or for insulating pipework lines. | 10-22-2015 |
20150307680 | ORGANO-AMINE ACID GAS ADSORPTION-DESORPTION POLYMERS, PROCESES FOR PREPARING SAME, AND USES THEREOF - An adsorption-desorption material, in particular, crosslinked organo-amine polymeric materials having a weight average molecular weight of from about 500 to about 1×10 | 10-29-2015 |
20150321140 | MEMBRANE SEPARATION DEVICE (As Amended) - The present application relates to a membrane separation device. According to the separation device of the present application, components to be separated using a separation membrane having a small area size can be separated with high selectivity and consequently processing efficiency and economical efficiency can be superbly improved; and according to a method for producing an expanded polystyrene which includes the membrane separation device, components to be separated using a separation membrane having a small area size, in particular, a volatile organic compound (VOC), can be separated with high selectivity and consequently processing efficiency and economical efficiency can be superbly improved, and also, by separating and recovering VOC, an effect in preventing environmental pollution caused by global warming is exhibited. | 11-12-2015 |
20150329691 | FLAME RETARDANT FOAM FORMULATIONS - Embodiments of the present disclosure are directed towards a flame retardant foam formulation. As an example, the flame retardant formulation can include a mono-phosphonate having a hydroxyl group, a polyisocyanate having a functionality in a range from 2.0 to 10.0, wherein the polyisocyanate is present in an amount to provide for an isocyanate index of from 100 to 320, a compound having active hydrogen groups capable of reacting with the polyisocyanate, a blowing agent, and a catalyst. | 11-19-2015 |
20150344660 | POLYURETHANE FOAM PREMIXES CONTAINING HALOGENATED OLEFIN BLOWING AGENTS AND FOAMS MADE FROM SAME - The invention provides polyurethane and polyisocyanurate foams and methods for the preparation thereof. More particularly, the invention relates to closed-celled, polyurethane and polyisocyanurate foams and methods for their preparation. The foams are characterized by a fine uniform cell structure and little or no foam collapse. The foams are produced with a polyol premix composition which comprises a combination of a hydrohaloolefin blowing agent, a polyol, a silicone surfactant, and a non-amine catalyst used alone or in combination with an amine catalyst. | 12-03-2015 |
20160009848 | System And Method For Forming A Polyurethane Foam Including On Demand Introduction Of Additive To Resin Component | 01-14-2016 |
20160017086 | FLEXIBLE, OPEN-CELL THERMOSET FOAMS AND BLOWING AGENTS AND METHODS FOR MAKING SAME - Disclosed are methods and compositions for forming a flexible, open cell viscoelastic foams which utilize a thermosetting composition comprising one or more components capable of forming a thermoset matrix and a blowing agent comprising at least one chemical blowing agent, such as water, and at least one physical blowing agent selected from the group consisting of trans-1-chloro-3,3,3-trifluoropropene (HFCO-1233zd(E)), 1,1,1,3,3-pentafluoropropane (HFC-245fa); 1,1,1,3,3-pentafluorobutane (365mfc), blends consisting essentially of at least about 80% of HFC-365mfc and 1,1,1,2,3,3,3-heptafluoropropane (227ea), and combinations of any two or more of these. | 01-21-2016 |
20160017110 | COMPOSITIONS AND METHODS COMPRISING VINYLIDENE FLUORIDE - This invention relates to compositions and methods which make advantageous use of vinylidene fluoride (CH | 01-21-2016 |
20160039988 | POLYESTER POLYOLS WITH LONG-CHAIN POLYETHER POLYOL BUILDING BLOCKS AND USE THEREOF IN RIGID PUR/PIR FOAMS - The invention relates to a polyester polyol which contains building units which are derived from ethylene glycol and/or diethylene glycol and which is characterized in that the polyester polyol furthermore comprises building units which are derived from at least one long-chain polyester polyol with a number-average molar mass of 1500 to 8000 Da. The invention further relates to a process for the production thereof and use thereof, in particular for the production of rigid PUR/PIR foams. | 02-11-2016 |
20160090459 | Rigid Polyurethane Foam and System and Method for Making the Same - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 03-31-2016 |
20160090460 | Rigid Polyurethane Foam and System and Method for Making the Same - An embodiment of a closed-cell polymeric rigid foam may be made using a one-shot method and a reaction system that includes a hydrofluoroalkene physical blowing agent and a polyol mixture having an aminic polyol. The hydrofluoroalkene blowing agent has 3 to 5 carbon atoms and a boiling point between 10° C. and 40° C. at 1 atmosphere pressure. Embodiments of rigid foams may have high closed cell content and are particularly well suited for thermal insulation. | 03-31-2016 |
20160200856 | Polyester Polyol and Polyol Blends and Rigid Polyurethane Foam Manufacturing | 07-14-2016 |
20160200889 | VACUUM ASSISTED PROCESS TO MAKE CLOSED CELL RIGID POLYURETHANE FOAMS USING MIXED BLOWING AGENTS | 07-14-2016 |
20160376397 | Process for Making Rigid Polyurethane or Urethane-Modified Polyisocyanurate Foams - Process for preparing rigid polyurethane or urethane-modified polyisocyanurate foams from polyisocyanates and polyfunctional isocyanate-reactive compounds in the presence of blowing agents wherein the polyfunctional isocyanate-reactive compounds comprise a polyether polyol having a hydroxyl number of between 50 and 650 mg KOH/g obtained by reacting a polyfunctional initiator first with ethylene oxide and subsequently with propylene oxide wherein the propoxylation degree is between 0.33 and 2 mole propylene oxide per active hydrogen atom in the initiator and wherein the molar ratio of ethylene oxide to propylene oxide in said polyether polyol is at least 2. | 12-29-2016 |
20180022884 | POLYESTER POLYOL COMPOSITIONS CONTAINING HFO-1336MZZM (Z) | 01-25-2018 |
20220135757 | METHODS OF FORMING POLYOL PREMIXES AND FOAMABLE COMPOSITIONS AND FOAMS FORMED THEREFROM - This invention relates to thermoset, thermal insulating panel, pour-in-place and pour-in-place foams having desirable and unexpectedly low thermal conductivity, and to compositions, method and systems which use and/or are used to make such foams comprising: (a) providing thermosetting foam forming component and a blowing agent for forming predominantly closed cells in the foam, wherein the blowing agent comprises: (i) cis-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzzm(Z)) and cyclopentane, with the HFO-1336mzzm(Z) and cyclopentane in the blowing agent together comprising at least about 50% by weight of the total of all components in the blowing agent and (ii) the weight ratio of HFO-1336mzzm(Z) to cyclopentane in the blowing agent is from about 45:55 to less than 68:32 and (b) forming foam from said provided foamable composition. | 05-05-2022 |
521132000 | Said ingredient is substantially nonvolatile material, e.g., hydrocarbon waxes, greases, etc. | 1 |
20140378566 | Foam Composition with Olefin Block Copolymer Gel Particles - The present disclosure is directed to a composition and articles containing the composition. The composition comprises a foam and a plurality of gel particles dispersed in the foam. The gel particles comprise an olefin block copolymer and an oil. | 12-25-2014 |