UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC Patent applications |
Patent application number | Title | Published |
20160114047 | COMPOSITION FOR APPLICATION TO A MUCOSA COMPRISING A METHYLCELLULOSE - A composition designed for application to a mucosa comprises a tonicity-adjusting agent, a methylcellulose, and a liquid diluent, wherein the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups. | 04-28-2016 |
20140308356 | GRANULAR MATERIAL FOR DOSAGE FORMS - A granular material which has
| 10-16-2014 |
20140205557 | CATIONIC CONDITIONER REPLACEMENTS - Described are personal care compositions for hair, comprising a surfactant, a silicone, and a methylcellulose that gels at 45C or less, wherein personal care composition is substantially free of cationic polymers selected from cationic cellulose derivatives, cationic guar derivatives, cationic methacrylamido polymers, polyquaternium-6, or polyquaternium-7. | 07-24-2014 |
20140202485 | PERSONAL CARE COMPOSITION AND METHODS INCORPORATING LOW GELATION TEMPERATURE METHYLCELLULOSE - Described are personal care compositions, comprising water, a methylcellulose that gels at 45C or less, and at least one one hair fixative polymer, moisturizer, conditioner, humectant, cationic conditioning polymer, anti-aging active, or sun care active. | 07-24-2014 |
20140199250 | PERSONAL CARE COMPOSITION AND METHODS CONTAINING HYDROPHOBICALLY-MODIFIED HYDROXYETHYLCELLULOSE - Described are personal care compositions, comprising water, nonionic cellulose ethers having hydroxyethyl groups and being further substituted with one or more hydrophobic substituents, and at least one hair fixative polymer, moisturizer, conditioner, humectant, cationic conditioning polymer, antioxidant, anti-aging active, or sun care active. | 07-17-2014 |
20140193628 | Crosslinked, Melt-Shaped Articles and Compositions for Producing Same - Disclosed is a crosslinkable mixture comprising a polyolefin, an alkoxysilane, an organopolysiloxane, a free radical initiator and a liquid polymer modifier. The organopolysiloxane contains two or more hydroxyl end groups. When the crosslinkable mixture is melt-shaped, a unique crosslinked composition is formed. The liquid polymer modifier improves flexibility of the melt-shaped article without decreasing dielectric strength. | 07-10-2014 |
20140134436 | Thiobis Phenolic Antioxidant/Polyethylene Glycol Blends - Thiobis phenolic antioxidants are efficiently dry or melt blended with a tree-resistant, crosslinkable polyethylene by first forming a blend, preferably a dry blend, of the antioxidant with a polyalkylene glycol (PAG), and then mixing the blend with the polyethylene. The incorporation of thiobis phenolic antioxidant and PAG blend into polyethylene provides the PE with high oxidative induction time (OIT) which is a measure of the oxidative stability of the PE. | 05-15-2014 |
20140121095 | Process for Preparing Catalysts and Catalysts Made Thereby - A process for preparing a catalyst comprising (A) selecting a catalyst support selected from the group consisting of gels of silica, silica alumina, alumina, aluminum phosphate, aluminaphospate, and combinations of two or more thereof; (B) mixing the catalyst support with one or more chromium containing compound, wherein the chromium containing compound is selected from the group consisting of chromium containing compounds which are oxidizable to a Cr | 05-01-2014 |
20130338320 | Control of Resin Molecular Weight Distribution Using Mixed Catalyst Systems - A polymerization process including the use of a first Ziegler-Natta type procatalyst having no internal electron donor and a second Ziegler-Natta type procatalyst including an internal electron donor is provided. | 12-19-2013 |
20130324681 | Polymers, Method of Producing the Same, and Articles Made Therefrom - A virgin granular polymer comprising polymer particles wherein at least 90% by weight of the granular polymer particles, have an I | 12-05-2013 |
20130310526 | Process for Preparing Catalysts and Catalysts made thereby - A process for preparing a catalyst, and catalysts prepared thereby. The process includes selecting a catalyst support and mixing it with one or more chromium containing compounds oxidizable to a Cr | 11-21-2013 |
20130209382 | SKIN CARE COMPOSITIONS - Described are skin care compositions comprising an aqueous dispersion comprising a metallocene catalyzed polyolefin, an ethylene acrylic acid copolymer, or a combination thereof. | 08-15-2013 |
20130195788 | HAIR FIXATIVES - Described are hair fixative compositions comprising an aqueous dispersion comprising an ethylene acrylic acid co-polymer, and optionally a metallocene catalyzed polyolefin. | 08-01-2013 |
20130130949 | WELLBORE SERVICING FLUID COMPRISING A CELLULOSE ETHER - A cellulose ether having (i) one or more substituents selected from the group consisting of methyl, hydroxyethyl and hydroxypropyl, (ii) one or more hydrophobic substituents, and (iii) one or more cationic, tertiary amino, or anionic substituents, and having a retained dynamic viscosity, % η | 05-23-2013 |
20130118743 | NONIONIC HYDROPHOBICALLY SUBSTITUTED CELLULOSE ETHERS - Novel nonionic cellulose ethers exhibit a reduced degree of thermal thinning and are efficient thickeners at elevated temperatures. The nonionic cellulose ether has hydroxyethyl groups and is further substituted with one or more hydrophobic substituents. The cellulose ether further has at least one of the properties a), b) or c): a) a retained dynamic viscosity, | 05-16-2013 |
20130023698 | LOW METAL LOADED, ALUMINA SUPPORTED, CATALYST COMPOSITIONS AND AMINATION PROCESS - The present invention provides catalyst compositions useful for transamination reactions. The catalyst compositions have a catalyst support that includes transitional alumina, use a low metal loading (for example, less than 25 wt. %), and do not require the presence of rhenium. The catalyst compositions are able to advantageously promote transamination of a reactant product (such as the transamination of EDA to DETA) with excellent activity and selectivity, and similar to transaminations promoted using a precious metal-containing catalyst. | 01-24-2013 |
20120178888 | ROBUST SPRAY-DRIED ZIEGLER-NATTA PROCATALYST AND POLYMERIZATION PROCESS EMPLOYING SAME - A Ziegler-Natta procatalyst composition in the form of solid particles and comprising magnesium, halide and transition metal moieties, said particles having an average size (D50) of from 10 to 70 μm, characterized in that at least 5 percent of the particles have internal void volume substantially or fully enclosed by a monolithic surface layer (shell), said layer being characterized by an average shell thickness/particle size ratio (Thickness Ratio) determined by SEM techniques for particles having particle size greater than 30 μm of greater than 0.2. | 07-12-2012 |
20120175809 | Process for Making Crosslinked Injection Molded Articles - An injection molding process for making a plastic article, the process comprising the steps of: A. Forming a moisture-curable composition comprising a 1. Silane-functionalized polyethylene, 2. Moisture source, e.g., a moisture-containing filler, wherein the moisture source excludes alcohols, and 3. Condensation catalyst; B. Injecting the composition into a mold; C. Subjecting the composition to conditions sufficient to 1. Release moisture from the moisture source, and 2. Partially cure the composition; D. Removing the partially cured composition from the mold; and E. Continuing the cure of the composition outside of the mold. The process is particularly well suited for the manufacture of thick parts, such as wire and cable elastomeric connectors. | 07-12-2012 |
20120172510 | MOISTURE CROSSLINKABLE POLYETHYLENE COMPOSITION - The present invention is a moisture crosslinkable composition. It may be (i) a blend of a nonpolar polyolefin and a second highly polar or amorphous polyolefin or (ii) a copolymer of a nonpolar polyolefin and the second polar or amorphous polyolefin. The present invention is useful for the preparation of moisture-cured wires, cables, film, pipe, hot melt adhesives, and other extruded or injection molded articles. The present invention is also useful in the preparation of media for fast transport of selective species, including film membranes. | 07-05-2012 |
20120085568 | REPLACEMENT PLASTICIZER SYSTEM FOR PHTHALATE-PLASTICIZED FORMULATIONS - The present invention is a replacement plasticizer system made from or containing an epoxidized fatty acid ester plasticizer as a primary plasticizer and a secondary plasticizer. The replacement placement system is useful with a variety of polymers in applications such as wire-and-cable insulations, wire-and-cable jackets, coatings, adhesives, and castings. | 04-12-2012 |
20110251361 | METHOD OF MAKING ZIEGLER-NATTA TYPE CATALYSTS - A process for making a Ziegler-Natta-type catalyst precursor including contacting a Group 4 metal compound with one or more Titanium compounds selected from the group of TiCl | 10-13-2011 |
20110152467 | Method of Crosslinking Carboxyl-Containing Polymers Using Oligoamines - Oligoamines, such as a compound of the formula H | 06-23-2011 |
20110130271 | ZIEGLER-NATTA CATALYST COMPOSITIONS FOR PRODUCING POLYETHYLENES WITH A HIGH MOLECULAR WEIGHT TAIL AND METHODS OF MAKING THE SAME - Methods of preparing a polymerization catalyst component is provided, in which a magnesium component, a Lewis acid solubilizing component, a titanium compound, optionally a transition metal compound different than the titanium compound, and typically an inert filler are combined in a slurrying agent and spray-dried to produce a catalyst precursor in the form of a substantially spherical and porous solid particle. The methods and catalysts of this disclosure can provide ethylene homopolymer and copolymer resins having a high molecular weight tail and a broadened molecular weight distribution as compared to more traditional Ziegler-Natta catalysts. | 06-02-2011 |
20110112250 | MOISTURE CROSSLINKABLE POLYETHYLENE COMPOSITION - The present invention is a moisture crosslinkable composition. It may be (i) a blend of a nonpolar polyolefin and a second highly polar or amorphous polyolefin or (ii) a copolymer of a nonpolar polyolefin and the second polar or amorphous polyolefin. The present invention is useful for the preparation of moisture-cured wires, cables, film, pipe, hot melt adhesives, and other extruded or injection molded articles. The present invention is also useful in the preparation of media for fast transport of selective species, including film membranes. | 05-12-2011 |
20110064685 | SILICONE REPLACEMENTS FOR PERSONAL CARE COMPOSITIONS - Described are personal care compositions, comprising an aqueous dispersion comprising a metallocene catalyzed polyolefin and an ethylene acrylic acid copolymer; a cationic polymer; and a least one cosmetically acceptable surfactant, emollient, or cosmetic active, provided that the personal care composition contains less than 0.09 wt % of silicone, and preferably is substantially free of silicone. | 03-17-2011 |
20110011616 | FLAME-RETARDANT POLYOLEFIN/THERMOPLASTIC POLYURETHANE COMPOSITION - The present invention is a flame-retardant polyolefin/thermoplastic polyurethane formulation made from or containing a polyolefin, a thermoplastic polyurethane, and an intumescent, polyphosphate flame retardant composition. The invented system achieves elongations> | 01-20-2011 |
20110009577 | ENHANCED CONDENSED MODE OPERATION IN METHOD OF PRODUCING POLYOFEFINS WITH CHROMIUM BASED CATALYSTS - A gas phase polymerization process for producing a polyethylene polymer including polymerizing ethylene and optionally at least one α-olefin comonomer in a fluidized bed reactor under condensed mode operating conditions using a Cr | 01-13-2011 |
20100331499 | RAW MATERIAL EFFICIENCY METHOD AND PROCESS - A method and apparatus are disclosed for controlling product discharge from a fluidized bed reactor and for minimizing the loss of the unreacted monomer in the fluidizing gas upon removing the solid polymer product from the reactor. The method and apparatus utilize at least one detector in the product tank or its vent line and a control system in communication with the detector and the product tank fill valve, along with certain algorithms, to adjust by an iterative process, the product discharge time, thereby maximizing resin fill in the product tank and minimizing the lost reactor gas volume. | 12-30-2010 |
20100144967 | METHODS OF CONTROLLING PROPERTIES IN MULTIMODAL SYSTEMS - The invention is directed to a polymerization system and method of controlling resin properties during the production of bimodal and multimodal polymer compositions using at least one manipulated variable to minimize dynamic deviations from polymer characteristics. In particular embodiments, the method of control includes determining a property of the resin based on a current and/or previous values or estimates or process variables or polymer characteristics. In this manner the control actions serve to reduce process upsets or facilitate in transitioning to a new product or grade to reduce the amount of off-grade resin material produced during transition or during steady state manufacture. | 06-10-2010 |