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8178621 |
Composition for crosslinkable polyimide precusor, method of manufacturing cross-linked polyimide, and polyimide film
A polyimide precursor composition includes an oligomer or polymer having a substituted or unsubstituted carbonyl group only in a side chain and a diamine compound. A method of manufacturing a...
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8153740 |
Ampholytic copolymer and use thereof
The present invention relates to an ampholytic copolymer, to polyelectrolyte complexes which comprise such an ampholytic copolymer, and to cosmetic or pharmaceutical compositions which comprise at...
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8143359 |
Organic silicone compound
The purpose of the present invention is to provide an organic silicon compound which has a vinyl group more reactive than those of the conventional organic silicon compounds and can be bonded with...
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8026325 |
Co-polymerization of an isoolefin with a halogenated co-monomer
A co-polymer of isobutene and 4-bromo-3-methyl-1-butene formed by direct co-polymerization in a single-step process. A continuous process for forming the co-polymer preferably comprises periodic or...
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7879970 |
Conductive polymer, conductive layer, electronic device, and electronic equipment
A conductive polymer having a high carrier transport ability, a conductive layer formed using the conductive polymer, an electronic device provided with the conductive layer having a high...
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7863394 |
Ni or Pd-catalyzed cationic polymerization of polycyclic olefins with silane chain transfer agents
A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an...
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7816468 |
Coagulation of fluoroelastomer dispersions with polyethylene oxide
Fluoroelastomer gum or crumb is isolated from fluoroelastomer dispersions by the addition of a water-soluble polymeric coagulating agent to the dispersion. This coagulating agent comprises either a...
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7803892 |
Aqueous emulsion composition
An aqueous emulsion composition comprising (A) an aqueous resin emulsion comprising a fluorine-containing polymer and (B) a surfactant of the formula: R1O—(CH2CH2O)p—(R2O)q—R3 (1) wherein R1 is an...
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7795346 |
Sintered porous high melt-flow index materials and methods of making same
Sintered porous materials comprising high melt-flow rate polymers are described, as are methods of making and using the same. Specific materials comprise a high melt-flow rate polymer and a...
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7790057 |
Electroluminescent polymers and use thereof
The present invention relates to electroluminescent polymers which contain structural units of the formula (1) and to the use thereof. The polymers according to the invention exhibit improved...
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7763692 |
Ultraviolet-curing resin composition, paint, ink, adhesive, sealing agent and primer
An ultraviolet-curing resin composition of (a) 5 to 35 parts by mass of a chlorinated polyolefin with a chlorine content of 15 to 40 mass %, (b) 15 to 60 parts by mass of an alicyclic hydrocarbon...
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7759439 |
Use of a combination chain transfer and activating agent to control molecular weight and optical density of Pd catalyzed norbornene polymers
A method of controlling the molecular weight of poly(cyclic)olefin (norbornene-type) polymers and activating the polymerization thereof with a single material is provided. Such method include...
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7704606 |
Method for achieving recoat adhesion over a fluorinated topcoat
A method for repairing a basecoat/clearcoat finish or coating comprised of a fluorinated organosilane topcoat. A fluorinated urethane additive is added to the fluorinated organosilane topcoat...
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7662480 |
Butyl ionomer having improved surface adhesion
A butyl rubber ionomer having improved adhesion to substrates whose surfaces have polar functional groups. Examples of such substrate materials include stainless steel, glass, mylar or Teflon®. ...
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7625988 |
Flame retardant polymers having pendant groups related to bisphenol-C and monomers for synthesis thereof
The present invention is directed to novel flame retardant monomers and polymers, wherein the flame retardant properties of the polymers are provided by functionality in pendant groups attached to...
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7595368 |
Nanofilm compositions with polymeric components
Nanoflims useful for filtration are prepared from amphiphilic species and one or more polymeric components. The amphiphilic species or components may be oriented on an interface or surface. A...
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7576164 |
Curable base-resistant fluoroelastomers
Compositions of fluoroelastomers containing copolymerized units of tetrafluoroethylene, propylene, a first cure site selected from the group consisting of i) trifluoroethylene, ii)...
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7524907 |
Accelerated organoborane initiated polymerizable compositions
The invention is a two part polymerizable composition comprising in one part an organoboron compound capable of forming free radical generating species and in the second part one or more compounds...
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7473746 |
LTMC polymerization of unsaturated monomers
A process for polymerizing unsaturated monomers is disclosed. The process comprises polymerizing, in the presence of a late transition metal catalyst (LTMC), a variety of unsaturated monomers which...
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7279154 |
Use of comb copolymers based on acryloyldimethyltaurine acid in cosmetic, pharmaceutical and dermatological products
The invention relates to uses of comb polymers of acryloyldimethyltaurine and/or acryloyldimethyltaurates in cosmetic, pharmaceutical and dermatological applications as thickeners, dispersing...
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7160971 |
pH-sensitive methacrylic copolymers and the production thereof
The present invention provides novel multi-functional methacrylic copolymers that exhibit cationic pH-sensitive behavior as well as good water solubility under acidic conditions. The copolymers are...
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7135132 |
Photochromic fluorescent polymer and preparation method thereof
The present invention relates to a photochromic fluorescent polymer and a preparation method thereof, and more particularly, to a photochromic fluorescent polymer having bonds between diarylethenes...
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7056413 |
Acrylate copolymers and pressure-sensitive adhesives obtainable therefrom for bonding low-energy surfaces
An acrylate copolymer for use in pressure-sensitive adhesives, particularly suitable for the bonding of low-energy surfaces, is composed of the following monomer components: A) 60 to 95% by weight...
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7041762 |
Polyvalent imprinted polymer and process of preparation thereof
The present invention relates to a polyvalent imprinted polymer useful in medicine and biotechnology and to a process for the preparation thereof. More particularly it relates to the said polymer...
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7037991 |
TFE copolymers
Copolymers formed by TFE and FMVE containing FMVE in percent by moles from 2.5% to 8%; the % TFE moles being the complement to 100% of the FMVE moles.
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6969749 |
Azlactone initiators for atom transfer radical polymerization
Initiators for atom transfer radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
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6967232 |
High-molecular gelling agent precursor for electrolyte
A high-molecular gelling agent precursor for an electrolyte comprises a copolymer formed of (A) a hydrophobic monomer having a hydrophobic group, which forms a carboxyl group upon saponification,...
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6897278 |
Branched polyolefin synthesis
This invention relates to a process for the synthesis of addition polymers containing branches upon branches and having a polymerizable olefin end group by a convenient one-pot polymerization of...
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6891007 |
Method for polymerizing polar substituted cycloalkenes
This invention relates to a process for polymerizing polar substituted norbornenes and/or cycloalkenes, optionally, in the presence of another unsaturated compound. The method is characterized in...
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6858696 |
Method for synthesis of hybrid silicon and organic copolymers by controlled free radical polymerization
The invention concerns a method for preparing by thermal activation of hybrid silicone and organic polymers comprising the motifs RxUySiO[4−(x+y)]/2 (I) wherein: x is equal to 0, 1, 2 or 3, y is e...
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6855747 |
Method of producing ion sensitive film for ion sensor
There is disclosed a method of easily producing a long-lived ion sensitive film having excellent durability and used in an ion sensor. The method starts with preparing a monomer mixture consisting...
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6855762 |
Method for producing water soluble polymer of esters from ethylenically unsaturated carboxylic acids and polyalkylene glycols
A process for the preparation of water-soluble polymers of esters of ethylenically unsaturated carboxylic acids and polyalkylene glycols by azeotropic esterification, in the presence of organic...
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6852817 |
Pigment dispersing resin and water-based pigment dispersion which contains the same
This invention provides a pigment dispersing resin which is a copolymer of: (A) sulfonic group-containing polymerizable unsaturated monomer,(B) polyoxyalkylene chain-containing nonionic...
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6849703 |
Water-soluble polymers of esters made from acrylic acid and alkylpolyalkylene glycols
Water-soluble polymers of esters made from acrylic acid and alkylpolyalkylene glycols, obtainable by azeotropic esterification of a mixture of acrylic acid and alkylpolyalkylene glycol in a molar...
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6846888 |
Stabilized organic peroxydicarbonate compositions
Thermally stabilized initiator compositions comprising: (a) at least one dialkyl peroxydicarbonate, and(b) a stabilizing effective amount of a compound of Structure I: wherein R1 and R2 are as...
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6825308 |
Copolymers and preparation thereof
The present invention relates to copolymers for applications in medicine and biotechnology and preparation thereof. Copolymers comprises polyvalent N-Acetyl Glucosamine(NAG) in polyvalent form and...
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6825302 |
Process for synthesizing tackifier resin
This invention is based upon the unexpected discovery that the reactivity of the most important monomers commonly used in synthesizing tackifier resins with aluminum halide catalysts can be...
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6822062 |
Supported group 8-10 transition metal olefin polymerization catalysts
Methods for preparing olefin polymers, and catalysts for preparing olefin polymers are disclosed. The polymers can be prepared by contacting the corresponding monomers with a Group 8-10 transition...
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6822061 |
Well cement additives, compositions and methods
Improved well cement additives, compositions and methods of using the compositions are provided. The well cement additives are basically comprised of a first monomer selected from the group of...
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6794438 |
Thermoset polymers with dispersed fluorocarbon additives
A mixture comprising a cross-linkable thermosetting resin and a fluorocarbon additive which is curable to form a thermoset resin composition having a gradient concentration of the fluorocarbon...
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6784265 |
Ring-opened azlactone initiators for nitroxide-mediated polymerization
Initiators for nitroxide-mediated radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
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6784264 |
Azlactone initiators for nitroxide-mediated polymerization
Initiators for nitroxide-mediated radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
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6756456 |
Adhesive latex based on carboxyl-functionalized polychloroprene with low water retention
A process for the polymerization of chloroprene or of a mixture of chloroprene and of up to 20% by weight of a copolymerizable monomer, in aqueous emulsion in the presence of radical initiators, at...
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6743881 |
Chemically amplified resist and a resist composition
The present invention relates to a polymer for a chemically amplified resist and a resist composition using the same. The present invention provides a polymer represented by the Formula (1) and a...
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6734246 |
Polyvinylacetal-grafted polymers
Polyvinylacetal-grafted polymers in the form of their aqueous dispersions or water-redispersible powders, and based on emulsion or suspension polymerized base polymers of one or more monomers from...
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6723814 |
Amphiphilic copolymer planar membranes
Membranes made from amphiphilic copolymers are disclosed. The amphiphilic copolymers can be ABA copolymers, where one of A and B is hydrophilic and the other is hydrophobic. The copolymers may be...
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6689856 |
WATER-SOLUBLE POLYMERS WITH A WATER-SOLUBLE BACKBONE AND SIDE UNITS WITH A LOWER CRITICAL SOLUTION TEMPERATURE, PROCESS FOR PREPARING THEM, AQUEOUS COMPOSITIONS CONTAINING THEM AND COSMETIC USE THEREOF
Water-soluble polymers having a water-soluble backbone and side units having in water a lower critical solution temperature, LCST, the polymers being obtainable by free-radical precipitation...
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6639027 |
Production process for vinyl-based polymer
A production process for a vinyl-based polymer is provided. The production process comprises a step for polymerizing a vinyl-based monomer by a radical reaction within an aqueous medium in a...
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6538087 |
Polymeric compositions for forming optical waveguides; optical waveguides formed therefrom; and methods for making same
The present invention relates to polymer compositions and methods of polymerizing such compositions. Furthermore, the present invention relates to polymer compositions that are useful in forming...
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6444741 |
Method of preparing thermoplastic random copolymer composition containing zinc oxide and aminosiloxane
A method of preparing a composition containing a fluorocarbon thermoplastic random copolymer comprising the steps of: (a) providing a mixture having:(i) a fluorocarbon thermoplastic random...
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