| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 525343000 | Chemical treating agent contains a sulfur atom | 32 |
| 20080255314 | Dip-forming latex, dip-forming composition and dip-formed article - A dip-forming latex obtained by copolymerization of (a) 50-89.5 weight parts of a conjugated diene monomer, (b) 10-40 weight parts of an ethylenically unsaturated nitrile monomer, (c) 0.5-10 weight parts of an ethylenically unsaturated acid monomer and (d) 0-20 weight parts of other copolymerizable ethylenically unsaturated monomer (the total of these monomers is 100 weight parts), wherein the copolymerization is initiated with a monomer mixture comprising at least 80 wt. % of (a), at least 50 wt. % of (b), 10-90 wt. % of (c) and least 80 wt. % of (d), and thereafter, the remainders of monomers are added to a polymerization system to continue copolymerization. This latex gives a dip-formed article exhibiting good softness of touch, high tensile strength and good retention of close fittingness. | 10-16-2008 |
| 20090088532 | COMPOUNDING AGENT FOR RUBBER VULCANIZATION CONTAINING AMINO ALCOHOL SALT COMPOUND OF CARBOXYLIC ACID GROUP-CONTAINING DISULFIDE AND METHOD OF PRODUCTION OF THE SAME AND RUBBER COMPOSITION CONTAINING THE SAME - A compounding agent for rubber vulcanization containing an amino alcohol salt of a carboxylic acid group-containing disulfide, obtained by a reaction of a dithiocarboxylic acid and an amino alcohol, having the formula (I): | 04-02-2009 |
| 20090163669 | METHOD OF MAKING A SYNTHETIC ALKYLARYL SULFONATE - A process for preparing a synthetic petroleum sulfonate comprising (a) reacting a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst, wherein the resulting product comprises at least about 60 weight percent of a 1,2,4-trialkylsubstituted aromatic compound; (b) sulfonating the product of (a); and (c) neutralizing the product of (b) with an alkali or alkaline earth metal hydroxide or ammonia. | 06-25-2009 |
| 20090306305 | METHOD FOR RADICALLY CURING - The present invention relates to a method for radically curing an unsaturated polyester resin or vinyl ester resin composition, wherein the resin composition contains at least 10 ppm radical inhibitor; the resin composition has an acid value of from 0.001 to 300 mg KOH/g resin composition and the curing is effected in the presence of at least 5 mmol Mn/kg primary resin system and at least 10 mmol of thiol/kg primary resin system. The invention also relates to cured objects or structural parts obtained from a resin composition obtained by such a process. | 12-10-2009 |
| 20130184411 | High Strength Presulfied Catalyst for Hydrogenating Hydrocarbon Resins - High strength presulfided catalyst for hydrogenating hydrocarbon resins without an in situ sulfiding step. The catalyst particles have a supported metal catalyst structure with presulfided interstitial surfaces with about 20 weight percent of a low molecular weight hydrocarbon resin, based on the weight of the porous supported metal catalyst structure, filling from 90 to 95 percent of the pore volume to improve a crush strength of the catalyst particles. The presulfided catalyst can be stored and/or shipped in an airtight container with an inert atmosphere. The catalyst particles are made by preparing the oxidized catalyst, presulfiding the catalyst, contacting the catalyst with the low molecular weight hydrocarbon resin in an inert atmosphere, sealing the catalyst in a storage/shipping container, loading the reactor with the presulfided, filled catalyst, and contacting the catalyst with an unsaturated hydrocarbon resin under hydrogenation conditions. | 07-18-2013 |
| 20140142254 | Hydrophilic Polymeric Particles and Methods for Making and Using Same - A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle. | 05-22-2014 |
| 525344000 | Inorganic sulfur compound contains sulfur atom bonded to at least two oxygen atoms | 5 |
| 20120046420 | POLYMER, METHOD FOR PRODUCING POLYMER, RESIN COMPOSITION FOR OPTICAL MATERIAL, SHAPED ARTICLE, OPTICAL MATERIAL, AND LENS - A polymer containing a recurring unit having an aliphatic polycyclic structure, wherein at least two atoms constituting the ring skeleton of the aliphatic polycyclic structure constitute the main chain of the polymer, and the recurring unit has an aliphatic ring containing a sulfonyl group as the constitutive group of the ring skeleton, has high refractivity, high Abbe's number, high-level heat resistance, high-level light transmittance and low water absorption. | 02-23-2012 |
| 20120059129 | METHOD FOR MAKING SULFURIZED POLYACRYLONITRILE - In a method for making sulfurized polyacrylonitrile, polyacrylonitrile, a first solvent, a catalyst, and sulfur or sodium thiosulfate are provided. The polyacrylonitrile is dissolved in the first solvent to form a polyacrylonitrile solution. The catalyst is uniformly dispersed in the polyacrylonitrile solution. The polyacrylonitrile solution with the catalyst is heated to induce a cyclizing reaction of the polyacrylonitrile, thereby forming a first conjugated polymer solution with a conjugated polymer. The sulfur or sodium thiosulfate is uniformly mixed with the conjugated polymer to form a mixture. The mixture is heated to form sulfurized polyacrylonitrile. | 03-08-2012 |
| 20120184684 | Process for Remoisturizing Surface-Postcrosslinked Water-Absorbing Polymer Particles - A process for producing water-absorbing polymer particles, wherein surface postcrosslinked water-absorbing polymer particles are remoisturized and delivered pneumatically, and wherein the time between remoisturization and pneumatic delivery is less than one hour. | 07-19-2012 |
| 20120196987 | METHOD FOR RE-WETTING SURFACE POST-CROSS-LINKED, WATER-ABSORBENT POLYMER PARTICLES - A process for producing water-absorbing polymer particles, wherein surface postcrosslinked water-absorbing polymer particles are remoisturized and classified, and wherein the time between remoisturization and classification is at least 15 minutes. | 08-02-2012 |
| 20140051812 | POLYMERIC SURFACE OXIDATION USING PERACIDS - A method for oxidizing polymeric surfaces to render them hydrophilic and more amenable to wetting is disclosed. The method comprises reacting the surface of a hydrophobic polymer with a peracid, especially Caro's acid, under conditions effective to render the surface more hydrophilic. Although strong oxidants can easily carbonize or discolor the surface of organic polymers, polymers can be rendered more hydrophilic without these problems when process conditions are carefully controlled. Specifically, treatment of the polymer surface with a peracid such as Caro's acid requires judicious selection of oxidation temperature, acid concentration, and peroxide content to achieve reaction rates that provide the desired level of hydrophilicity without charring or otherwise damaging the polymer. | 02-20-2014 |
| 525345000 | With peroxide, ozone, or free oxygen | 3 |
| 20100069577 | COPOLYMERS BASED ON METHACRYLATE UNITS, PREPARATION METHOD THEREOF AND USE OF SAME - The invention relates to a method for preparing a copolymer having a backbone based on methacrylate units, comprising a step involving the polymerization of one or more precursor methacrylate monomers of said units in the presence of: a polymerization initiator; at least RAFT-type transfer agent which can generate a primary radical; and at least one comonomer selected from among styrene monomers and acrylate monomers. The invention also relates to the resulting copolymers capable of being obtained according to this process, in particular block copolymers, in particular block copolymers, and to the use thereof as additives for plastic materials. | 03-18-2010 |
| 20110224382 | THERMOSETTING COMPOSITION - This invention relates to a thermosetting composition having an excellent thermosetting property, and more particularly to a thermosetting composition comprising (A) a diene-based polymer having two or more unsaturated bonds, (B) a polythiol derived from a mercaptocarboxylic acid, and (c) a thermally radical-generating agent. | 09-15-2011 |
| 20160002383 | Process for Crosslinking EPM and EPDM - Process for crosslinking an elastomer selected from EPM and EPDM comprising the step of combining said elastomer with the following ingredients:—elemental sulfur—a peroxide—a first sulfur cure accelerator being a benzothiazole sulfonamide—a second sulfur cure accelerator selected from the group consisting of dithiocarbamates and thiurams. | 01-07-2016 |
| 525346000 | With sulfur-free organic compound | 2 |
| 20090118435 | LATEX ACCELERATOR COMPOSITION - Accelerator composition for a rubber latex derived from a conjugated diene and optionally a vinyl aromatic comonomer comprising: (i) a diethyl dithiocarbamate (like e.g. ZDEC), and (ii) diphenylguanidine (DPG), and substantially free of any thiazole derivative, a curable aqueous synthetic rubber latex composition comprising said accelerator composition, and a process for the water-based solvent-free manufacture of synthetic shaped synthetic elastomeric articles, prepared by using said accelerator composition. | 05-07-2009 |
| 20090215966 | RUBBER COMPOSITION CONTAINING METAL SALTS OF ORGANIC ACIDS, METHOD OF CURING, CURED COMPOSITIONS, AND ARTICLE - A composition comprising natural or synthetic rubber, sulfur as vulcanizing agent, and an activation system comprising at least one metal salt of a C | 08-27-2009 |
| 525348000 | Sulfur-containing heterocyclic compound | 4 |
| 20110040043 | NOVEL DIURETHANE COMPOUND, PROCESS FOR PRODUCING THE SAME, AND ACRYLIC RUBBER COMPOSITION CONTAINING THE SAME - Disclosed is a diurethane compound R | 02-17-2011 |
| 20110166298 | CONDUCTING AND SEMICONDUCTING ORGANIC MATERIALS - A polymer comprising a conducting or semiconducting segment coupled to a polymer segment having an insulating polymer backbone, the polymer further comprising a RAFT functional group coupled to the polymer segment, wherein there is no RAFT functional group in between the conducting or semiconducting segment and the polymer segment. | 07-07-2011 |
| 525349000 | Heterocyclic ring contains sulfur and nitrogen atoms | 2 |
| 20080300368 | Rubber composition for coating tire cord - The object of the present invention is provide a rubber composition for coating a tire cord, which improves adhesion with a tire cord and has an effect of recovering adhesion with a tire cord at hygrothermal aging with maintaining the initial vulcanization rate. The present invention relates to a rubber composition for coating a tire cord comprising 0.7 to 3 parts by weight of benzothiazolyl sulfenamide or benzothiazolyl sulfenimide represented by the chemical formula (1): | 12-04-2008 |
| 20110034638 | RUBBER COMPOSITION - A rubber composition comprises a rubber component, sulfur and a sulfeneamide base vulcanization accelerator represented by the following Formula (I), and has an excellent adhesive property with metal such as a steel cord without bringing about problems such as deteriorating in the physical properties and blooming of rubber after vulcanization. | 02-10-2011 |
| 525350000 | Mercaptan or mercaptide | 4 |
| 20100063216 | PROCESS FOR THE ELIMINATION OF RESIDUAL MERCAPTANS FROM NITRILE RUBBERS - Process for the elimination of residual mercaptans from nitrile rubbers, comprising:
| 03-11-2010 |
| 20110269913 | METHOD FOR PRODUCING TELECHELICS HAVING A WIDE MOLECULAR WEIGHT DISTRIBUTION - The invention relates to a controlled polymerization method for producing telechelics on the basis of (meth)acrylate, which have a wide, monomodal molecular weight distribution, and to the use thereof as binders in glues or sealing materials. | 11-03-2011 |
| 20120041154 | THIOL-CONTAINING LIQUID RUBBER COMPOSITION - The invention provides a rubber composition comprising a styrene-butadiene copolymer and having improved compatibility with a thiol-based crosslinking agent and also having increased curability. | 02-16-2012 |
| 20150299367 | PROCESS FOR RADICAL GRAFTING OF A DIENE ELASTOMER - A process for the radical grafting of a graft to a diene elastomer, comprising the following stages:
| 10-22-2015 |
| 525351000 | Organic compound contains sulfur and nitrogen atoms | 5 |
| 20090093594 | RUBBER COMPOSITION FOR TIRE - To provide a rubber composition for a tire increasing the interaction between rubber fillers, low in heat buildup, and able to raise the vulcanization speed. | 04-09-2009 |
| 20090186988 | MODIFIED AMINOPLAST CROSSLINKERS AND COATING COMPOSITIONS CONTAINING SUCH CROSSLINKERS - Disclosed are crosslinking agents that are the reaction product of reactants that include: (a) an aminoplast compound, and (b) an aminoplast-reactive functional group-containing sulfur-containing compound. Also disclosed are coating compositions and related coatings that utilize such crosslinking agents. | 07-23-2009 |
| 20120035328 | METHODS FOR FORMING DYED MICROSPHERES AND POPULATIONS OF DYED MICROSPHERES - Various methods for forming dyed microspheres are provided. One method includes activating a chemical structure coupled to a dye using heat or light to form a reaction intermediate in the presence of a microsphere. The reaction intermediate covalently attaches to a polymer of the microsphere thereby coupling the dye to the polymer and forming the dyed microsphere. Additional methods are provided for forming a dyed microsphere coupled to a molecule. These methods include dyeing the microspheres as described above in addition to synthesizing the molecule on an outer surface of the dyed microspheres. A population of dyed microspheres is also provided. Each of the dyed microspheres of the population includes a dye attached to a polymer of each of the dyed microspheres by a chemical structure. A coefficient of variation in dye characteristics of the population of dyed microspheres attributable to the dye is less than about 10%. | 02-09-2012 |
| 20120196988 | PROCESS FOR THE PREPARATION OF CROSS-LINKED POLYALLYLAMINES OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF - The present invention relates to a process for the preparation of cross-linked polyallylamines or pharmaceutically acceptable salts thereof. | 08-02-2012 |
| 20140378621 | CROSSLINKABLE COMPOSITIONS BASED ON VINYLIDENE FLUORIDE-TRIFLUOROETHYLENE POLYMERS - The present invention relates to crosslinkable compositions comprising vinylidene fluoride (VDF)/trifluoroethylene (TrFE) polymers and a fluorine-containing crosslinking agent of formula (A) [agent (Cz)]: {N | 12-25-2014 |
| 525353000 | Sulfur compound contains sulfur atom bonded to at least two oxygen atoms, e.g., sulfonate, etc. | 3 |
| 20080269424 | Crosslinkable Polyethylene Composition, an Electric Cable Comprising It, and a Process for Its Preparation - A crosslinkable silane containing polyethylene composition, an insulated electric cable, and a process for the preparation of the composition are described. The crosslinkable silane containing polyethylene composition has a silane content of about 0.1 to 10% by weight, and at least one silanol condensation catalyst, and is characterised in that the composition has a branching parameter (g′) value of at least 0.65. The insulation of the electrical cable comprise the composition as a polymer. The process is characterised in that it is a high pressure polymerisation process at a peak temperature of at most 260° C. | 10-30-2008 |
| 20090286937 | CHEMICALLY AMPLIFIED POSITIVE RESIST COMPOSITION - The present invention provides a chemically amplified positive composition comprising a resin which comprises a structural unit having an acid-labile group in a side chain and a structural unit represented by the formula (I): | 11-19-2009 |
| 20150337064 | METHOD OF FABRICATING AN ELECTROLYTE MATERIAL - A method of fabricating low EW, water insoluble electrolyte materials includes providing a perfluorinated polymer resin that includes perfluorinated carbon-carbon backbone chain and sulfonyl fluoride ended perfluorinated side chains, extending from the perfluorinated backbone chains via an ether linkage, exposing the perfluorinated polymer resin to ammonia gas to convert the sulfonyl fluoride groups to sulfonamide groups, —SO | 11-26-2015 |
