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7368520 |
Crosslinked compositions comprising a poly(arylene ether) and a nonlinear optical chromophore, and devices incorporating same
Crosslinked polymer blends comprising a poly(arylene ether) and a nonlinear optical chromophore. Also featured are electro-optic devices incorporating these blends.
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7365132 |
Monomers containing polyoxyalkylenes and polymer supports therefrom
A polymer support is provided which comprises protected hydroxypolyC 2-4 alkyleneoxy chains attached to a cross-linked polymer wherein the protected hydroxypolyC 2-4 alkyleneoxy chain contains...
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7312281 |
Anhydrous, liquid phase process for preparing hydroxyl containing polymers of enhanced purity
An anhydrous, liquid phase process for preparing hydroxyl containing polymers of enhanced purity comprising the steps of polymerization, purification, transesterification, purification, catalyst...
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7226979 |
Copolymers comprising olefin and protected or unprotected hydroxystyrene units
Novel copolymers, including block copolymers, which comprise: (a) a plurality of constitutional units that correspond to one or more olefin monomer species and (b) a plurality of constitutional...
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7205361 |
Particulate hydrophobic polymer, production process therefor and column for reversed-phase high-performance liquid chromatography
A particulate hydrophobic polymer produced by reacting (A) a particulate crosslinked polymer having a hydroxyl group with (B) a crosslinkable epoxy compound, hydrolyzing the epoxy bonds, and then...
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7196155 |
Process for preparing poly(arylene ethers) with pendant crosslinkable groups
A process comprising: a) reacting a diphenol monomer A with a monomer B having two locations for reaction with A to form arylene ether monomer C and b) reacting arylene ether monomer C with a...
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7186780 |
Polymer and liquid gasket for in-place forming
A liquid sealing agent used for automobile parts, electric parts, various kinds of machine parts and the like has encountered a problem that it is difficult to combine good oil resistance, heat...
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7179864 |
Polymer nano-strings
A polymer nano-string composition is provided. The polymer nano-strings can include a poly(alkenylbenzene) core, and a surface layer comprising poly(conjugated diene). The nano-strings have a mean...
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7169847 |
Polymeric membranes and uses thereof
A polymeric membrane suitable for use in electrophoresis formed from a pre-polymer having a plurality of crosslinkable moieties and the crosslinkable moieties being crosslinked with a...
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7169846 |
Process for improving water-whitening resistance of pressure sensitive adhesives
Pressure sensitive adhesive compositions having enhanced resistance to water-whitening comprising an aqueous emulsion polymer are disclosed. The polymer comprises the polymerization reaction...
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7144947 |
Amphiphilic copolymers useful especially as emulsifiers
The invention concerns copolymers of the poly(styrene)-poly(ethylene-butylene)-poly(styrene) type wherein the central poly(ethylene-butylene) sequence has been modified by chemical grafting of...
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7101957 |
Crosslinked compositions comprising a poly(arylene ether) and a nonlinear optical chromophore, and devices incorporating same
Crosslinked polymer blends comprising a poly(arylene ether) and a nonlinear optical chromophore. Also featured are electro-optic devices incorporating these blends.
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7101945 |
Phosphorus-containing polymers for optical signal transducers
The invention relates to a phosphorus-containing polymer for coating dielectric materials, to processes for its preparation and to its use, as well as to an optical signal transducer having a...
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7087701 |
Poly(arylene ethers) with pendant crosslinkable groups, and devices incorporating same
A polymer comprising units having the formula (I)
wherein: Q 1 comprises at least one aryl or heteroaryl group; Q 2 comprises at least one aryl or heteroaryl group; X 1 is O bonded...
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7067640 |
Cross-linked chiral compounds and methods of making thereof
The invention relates to a method which comprises synthesizing bifunctional compounds then chiral compounds from the bifunctional compounds, also to synthesizing supports comprising these chiral...
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7067593 |
Poly(arylene ethers) with pendant crosslinkable groups, and devices incorporating same
A polymer comprising units having the formula (I)
wherein: Q 1 comprises at least one aryl or heteroaryl group; Q 2 comprises at least one aryl or heteroaryl group; X 1 is O bonded...
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7037997 |
Vinyl monomer, support matrix and its preparation
A vinyl monomer of the structure R—B—Ar(—CH═CH 2 ) n (1) in which Ar is an aromatic ring (arylene group); n is an integer >0, in particular one or two; B is a bridge structure; R is a...
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7015288 |
Acetoacetylated polyvinyl polymers
The present invention relates compositions containing acetoacetylated polyvinyl polymers obtained from polyvinyl polymers, such as polyvinyl butyrals. These coating compositions are especially...
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7001958 |
Acetoacetylated polyvinyl polymers and curable coating compositions made therefrom
The present invention relates to curable coating compositions containing acetoacetylated polyvinyl polymers obtained from polyvinyl polymers, such as polyvinyl butyrals. These coating compositions...
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6989421 |
Two component coating compositions and coatings produced therefrom
The present invention is directed to two component coating compositions that cure under ambient conditions and more particularly to those having low VOC (volatile organic content) that are suitable...
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6939922 |
Coating and coating composition
Provided are improved coatings, polymeric dispersions, and polymeric composites, which include crosslinked polymeric nanoparticles (hereafter “PNPs”). Also provided are methods for forming...
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6900287 |
Fluctional fluorocopolymer
To provide a fluorine-containing copolymer having functional group which contains a hydrocarbon vinyl ether unit having functional group and a tetrafluoroethylene unit, has a fluorine content of...
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6875821 |
Process for production of partially protected poly(hydroxystyrene)s
A process for making poly(hydroxystyrene)s whose phenolic hydroxyl groups are partially protected by acid-decomposable or -eliminable groups, by which the degree of deblocking of the phenolic...
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6861503 |
Interlinked solid polyethylene glycols and copolymers thereof
The present invention is directed primarily to an interlinked crystalline solid polyethylene glycol composition (I-PEG) having a molecular weight of at least 20 kDa and a melting temperature of at...
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6861490 |
Aqueous emulsion polymerization in the presence of ethers as chain transfer agents to produce fluoropolymers
The present invention provides a method of making a fluoropolymer comprising repeating units derived from one or more gaseous fluorinated monomers. The method comprises an aqueous emulsion...
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6800696 |
Method for producing copolymer of alkylvinyl ether and maleic anhydride, and copolymer of alkylvinyl ether and maleic anhydride
In the first aspect of the present invention, there is disclosed a method for producing a copolymer of an alkyl vinyl ether and maleic anhydride which comprises removing an organic solvent used in...
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6787611 |
Purification means
Polymers derived from 4-acyloxystyrene are purified by fractionalization plus heating and cooling of the polymers in alcoholic solvents.
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6780964 |
Method for preparing polyether polyol copolymer
A method for preparing a polyether polyol copolymer includes the step of copolymerizing (1) a cyclic ether represented by the following formula (I): wherein x is an integer ranging from 2 to 10;...
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6743889 |
Hyperbranched ether-ketone co-polymers
Novel ether-ketone hyperbranched co-polymers are prepared by co-polymerizing 3,5-bis(4-fluorobenzoyl)phenol and 4-fluoro-4′-hydroxybenzophenone. The resulting copolymer has repeating units of the...
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6730764 |
Concrete hardening retarder
A concrete retarder comprises a polymer (A) having the concrete set retarding ability. The polymer (A) has, as a structural unit, a low glass transition temperature (Tg) component with a Tg of not...
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6713564 |
Star block copolymer
A novel star block copolymer which can be made to have a high molecular weight and gives a solution having a lower viscosity than solutions of linear polymers having the same molecular weight as...
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6670426 |
Olefinic thermoplastic elastomer, process for production thereof, olefinic thermoplastic elastomer compositions, process for producing the same, and moldings thereof
An olefin thermoplastic elastomer containing an olefin random copolymer formed by copolymerizing ethylene, an α-olefin having 3 to 10 carbon atoms and an unsaturated monomer having a functional...
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6664305 |
Chromatography material and a process of manufacturing that material
A process of manufacturing of a chromatography material comprising the steps of (i) reacting a polymerizable at least bifunctional monomer A with a ligand also having a functional group which...
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6653381 |
Process for preparing a coating composition and product thereof
Novel compounds derived from traditional semi- drying and non-drying oils featuring internally plasticizing and crosslinkable properties are disclosed and claimed. Preferred embodiments include...
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6645562 |
Method of preparing a curable coating and curing thereof
A method of preparing a curable coating and a method of curing the curable coating are disclosed. The curable composition from which the curable coating is prepared may be applied to the surface of...
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6632878 |
Production process for polymers with hydroxyl groups and polymers obtained by the process
A hydroxyl group containing polymer is prepared by a process, comprising: contacting the polymer having a substituent with high temperature, high pressure water, thereby converting the substituent...
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RE38254 |
Positive resist composition
Disclosed is an improved, chemically-amplifying positive resist composition for radiations, especially UV rays, deep-UV rays, excimer laser beams, X-rays, electron beams. The composition comprises...
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6608166 |
Three-dimensional copolymers of polyphenylene ether resinsand sytrenic resins
A three dimensional copolymer network of polyphenylene ether segments and styrenic resins such as styrene/acrylonitrile copolymers provide articles of high heat reesistance and dielectric...
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6559241 |
Process for producing a hydrogenated polymer
A hydrogenated polymer is prepared by a method comprising: hydrogenating a polymer having carbon—carbon double bonds and a hydroxy group and/or a functional group which is convertible into a...
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6512058 |
Method of producing modified vinyl ether polymers
This invention relates to a method of producing modified vinyl ether polymers, wherein vinyl ether polymers comprising recurring units of general formula (I) where R represents a C 2 -C 4 alkyl...
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6509418 |
Sealants and potting formulations including mercapto-terminated polymers produced by the reaction of a polythiol and polyvinyl ether monomer
Sealant and potting formulations are provided which are prepared from components including ungelled mercapto-terminated polymer(s) prepared by reacting reactants comprising polyvinyl ether...
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6509407 |
Electrodepositable coating compositions comprising amine salt group-containing polymers prepared by atom transfer radical polymerization
Disclosed are thermosetting compositions which are comprised of a resinous phase dispersed in an aqueous medium, the resinous phase comprising (a) an ungelled active hydrogen group-containing...
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6433098 |
Process of preparing curable compositions and compositions therefrom
The invention relates to a curable composition and a process of preparing the curable composition. The process comprises (a) forming an oligomer from oligomerization of a mixture of a monomer A...
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6407179 |
Acrylic rubber and its composition
An acrylic rubber comprising at least 0.1 and less than 3 wt % of monomer units of ethylene, from 0 to 10 wt % of monomer units of a cross-linkable monomer, and more than 87 and not more than 99.9...
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6372877 |
Poly(aryl ether ketones) bearing alkylated side chains
This invention relates generally to poly(aryl ether ketones) bearing alkylated side chains. It relates particularly to soluble, thermally stable, low dielectric poly(aryl ether ketones) with...
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6372854 |
Hydrogenated ring-opening metathesis polymer and its use and production
The present invention discloses a hydrogenated ring-opening metathesis polymer comprising at least unit (A) of formula (1), unit (B) of formula (2) and unit (c) of formula (3): wherein a...
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6362284 |
Protected functionalized heterotelechelic polymers and processes for preparing the same
Protected, functionalized heterotelechelic polymers, hydrogenated and/or deprotected analogues thereof, and processes to prepare these polymers. Monomers are polymerized using a protected...
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6306977 |
Mercaptoalkylamide-functionalized resins
Disclosed are polymers comprising mercaptoalkylamide-functionalized styrene units of Formula I ##STR1## wherein m is an integer from 1 to 3; R is H or C 1 -C 3 alkyl; and Q is a bond,...
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6284847 |
Process for the preparation of hydrophobic/hydrophile AB block copolymers
The invention relates to a process for the preparation of hydrophobic-hydrophilic AB block copolymers wherein block A consists of the monomer unit a, which is conjugated diene, and block B consists...
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6271315 |
Methods for making multivalent arrays
A method of preparing a multivalent array that includes: polymerizing at least one monomer comprising at least one polymerizable group and at least one latent reactive group in the presence of a...
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