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8058389 |
Process for recovering brominated butadiene polymers from solution
Brominated polybutadiene polymers are recovered from a bromination reaction solution by forming the solution into droplets, thermally stripping the solvent from the droplets, and then washing the...
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8058355 |
Modified chlorinated carboxylated polyolefins and their use as adhesion promoters
The present invention provides solvent- and water-based primer compositions that include at least one chlorinated carboxylated polyolefin that has been modified with one or more polyfunctional...
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8044148 |
Modified styrene-maleic acid copolymer and use thereof
The present invention relates to a modified styrene-maleic acid copolymer obtained by reacting a carboxylic acid group in a styrene-maleic acid copolymer with a halogen and/or epoxy compound. The...
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8030414 |
Oligomers and polymers containing sulfinate groups and method for the production thereof
The invention relates to novel polymers or oligomers containing at least sulfinate groups (P—(SO2)nX, X=1-(n=1), 2-(n=2) or 3-(n=3) valent metal cation or H+ or ammonium ion NR4+ where R=alkyl, a...
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7951876 |
Multi-functional polymers
A multi-functional polymer defined by the formula (Q-R¦n—Z—P2—Y where (Q-R)n is a functionality cluster, Q is a functional group, R is a multi-valent organic group, P2 is a long-chain polyme...
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7906593 |
Rubber composition containing an alkoxysilane coupled in-chain functionalized elastomer and tire with component thereof
This invention relates to a precipitated silica reinforced conjugated diene-based elastomer composition containing an alkoxysilane coupled, in-chain functionalized, conjugated diene-based elastomer...
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7863388 |
Preparation of functionalized cationic polymers and their application in personal care
Water-soluble functionalized cationic copolymers obtainable by a process which comprises reacting a cationic base polymer which contains amino groups with at least one functional compound reactive...
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7851558 |
Brominated butadiene/vinyl aromatic copolymers, blends of such copolymers with a vinyl aromatic polymer and polymeric foams formed from such blends
A thermally stable brominated butadiene copolymer, such as brominated styrene/butadiene block copolymer, brominated random styrene/butadiene copolymer or brominated styrene/butadiene graft...
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7838601 |
Partially neutralized chlorosulfonated polyolefin elastomers
Partially neutralized chlorosulfonated polyolefin elastomers containing 0.5-10 weight percent chlorine and 0.25 to 5 weight percent sulfur are prepared from polyolefin elastomer base resins...
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7645837 |
Chlorinated propylene polymer, process for producing the same and use of the same
A chlorinated propylene-based polymer of the present invention having a weight average molecular weight (Mw) as measured by gel permeation chromatography (GPC) of 5,000 to 100,000 and a chlorine...
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7569642 |
Higher olefin polymer having polar group and process for producing the same
A higher olefin polymer having a polar group which is produced by subjecting to an incorporation reaction of a polar compound or halogen compound into a higher α-olefin polymer satisfying the ...
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7553911 |
Coated polydivinylbenzene beads
The present invention provides novel, polymeric supports, methods of making, and methods of using the supports, that have a fluorinated, amidated surface. The supports include polymeric microbeads,...
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7446153 |
Preparation of brominated styrenic polymers or resins
Bromination of styrenic polymer is carried out in a closed reaction system to retain HX coproduct (where HX is HBr or HCl, or both) in the bromination reaction mixture at superatmospheric pressure....
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7416766 |
Bottles made from metallocene polypropylene for delivery of fragrances
Bottles made of metallocene polypropylene (mPP) for storage and dispensing reservoirs for fragrance compositions, in particular fragrance oils, are described. The mPP bottles can be used in warmer...
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7385009 |
Process for the preparation of hydroxy-vinyl-aromatic polymers or copolymers by anionic or controlled radical polymerization
The instant invention relates to a process for the preparation of hydroxy-vinyl-aromatic polymers in particular 4-hydroxystyrene polymers or copolymers by anionic or controlled radical...
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7300977 |
Acrylic modified chlorinated polyolefin resin, process for producing the same, and coating composition containing the same for polyolefin material
This method for preparing an acrylic-modified chlorinated polyolefin resin comprises graft-copolymerizing an acid-modified chlorinated polyolefin resin with a monomer mixture containing a...
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7288599 |
Oligomers and polymers containing sulfinate groups, and method for producing the same
The invention relates to polymers obtained by S-alkylation of sulfinated polymers with alkylation agents, and AB-cross-linked polymers obtained by reacting polymers containing alkylation groups...
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7208569 |
Reaction of fluoropolymer melts
Chemical reactions are carried out with molten fluoropolymer, most conveniently in an extruder, wherein the reaction zone in the extruder is isolated from the melting zone, and the molten...
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7034085 |
Method for polymerizing ethylenically unsaturated monomers by degenerative iodine transfer
The invention pertains to a method for making a block or gradient final (co)polymer comprising a step of radically polymerizing a mixture of ethylenically unsaturated monomers in the presence of a)...
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6875822 |
Process for preparing tritylated polystyrene resin
The present invention relates to a process for preparing tritylated polystyrene resin. More particularly, the present invention is directed to a process for preparing tritylated polystyrene resins,...
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6861471 |
Coating composition for polyolefin resin and process for producing the same
The present invention provides a coating composition for polyolefin resins, comprising a resin obtained by graft-copolymerizing at least one member selected from the group consisting of an...
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6858679 |
Compositions providing improved functionalization of terminal anions and processes for improved functionalization of terminal anions
Compositions including one or more anionic polymerization initiators and one or more additives for improving functionalizing efficiency of living polymer anions are disclosed. The present invention...
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6812295 |
Functionalized initiators for anionic polymerization, protected functionalized polymers, deprotected analogues thereof, and methods of making the same
The present invention provides functionalized electrophiles, their analogous initiators, and processes for preparing these compounds. The present invention also relates to homotelechelic,...
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6790909 |
Graft copolymers, their preparation and their use
The invention relates to a process for preparing a reaction product (RP) which is functionalized by groups containing halogen or sulfonyl chloride by reaction of at least one free-radically...
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6750296 |
Polymer material with stable non-wetting surface
The present invention provides block copolymers with semifluorinated LC side groups (single or monodendron groups). The block copolymers can be blended with a thermoplastic elastomer block...
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6723758 |
Graft polymeric membranes and ion-exchange membranes formed therefrom
Graft polymeric membranes and methods for making graft polymeric membranes have one or more trifluorovinyl aromatic monomers that are radiation graft polymerized to a polymeric base film. The...
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6579949 |
Preparation of low hysteresis rubber by reacting a lithium polymer with a sulfur containing reagent
A vulcanized elastomeric composition of matter comprises the reaction product of a sulfur-containing reagent with an anionic living polymer, the reagent being selected from the group consisting of...
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6552135 |
Cross-linking of modified engineering thermoplastics
The present invention pertains to a process for the cross-linking of modified engineering thermoplastics, in particular, of polymeric sulfinic acids or sulfinic acid salts. In particular, the...
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RE37902 |
Brominated polystyrene having improved thermal stability and color and process for the preparation thereof
In a process for the suppression of backbone halogenation during the bromination of polystyrenes comprising the step of pretreating a solution of a polystyrene reactant comprising from about five...
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6433101 |
Fluorinated polymers and methods for their preparation
The present invention relates to the post-polymerization fluorination methods of polymers produced via ring-opening metathesis polymerization. Unlike prior art methods that result in low product...
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6426391 |
Fluorination in liquid or supercritical carbon dioxide
A method of fluorinating a substance comprises providing a reaction mixture comprising a liquid or supercritical carbon dioxide reaction medium, a first reactant, and a second reactant, wherein the...
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6410656 |
Cation exchangers or chelating agents and process for the preparation thereof
A cation exchanger or a chelating agent having at least structural units represented by the following formula (I), the structural units being derived from a crosslinkable monomer containing an...
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6211271 |
Process for producing a vulcanizable rubber composition including carbon black-based and silica-based reinforcing fillers
A process for producing a vulcanizable rubber composition containing silica and carbon black, comprises the step of intimately mixing at a temperature of from 130° to 180° C. at least a first c...
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6184309 |
Selected deprotection of protected functional polymers
A process for removing a protecting group from a polymer. Protected functional groups of a polymer may be deprotected by treating the polymer in the presence of an acid catalyst, including organic...
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6180754 |
Process for producing cross-linked polyallylamine polymer
Disclosed are reduced salt polyallylamine polymer compositions, a process for producing a cross-linked polyallylamine polymer from a reduced salt, aqueous solution of a polyallylamine polymer and a...
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6153706 |
Protected multi-functionalized star polymers and processes for making the same
This invention provides novel protected, multi-functionalized multi-arm polymers, their optionally hydrogenated analogues and optionally deprotected analogues thereof, and processes for making...
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6071459 |
Process of making metathesis polymerized olefin articles containing flame-retarding agents
A metathesis polymerized polyolefin article is provided which includes a flame-retarding agent. The method of making the article includes polymerizing an olefin monomer via a metathesis...
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6025450 |
Amine containing polymers and products therefrom
A functionalized polymer includes a polymer chain carrying at least one functional group selected from alkyl, dialkyl and cycloalkyl amine radicals having the general formula ##STR1## and cyclic...
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6015862 |
Functionalized α-olefin/para-alkylstyrene terpolymers
Functionalized terpolymers of two different α-olefin and para-alkylstyrene are disclosed, wherein the functionalized terpolymers have a substantially homogeneous compositional distribution ...
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5973080 |
Process for the preparation of resins with a primary amine or guanidine function, and resins thus obtained
The process includes the reaction of a chloro-formamidinium chloride with a polystyrene-divinylbenzene resin functionalized with primary amine groups. The resins which can be obtained according to...
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5942582 |
Treatment of organic compounds to reduce chlorine level
The present invention describes a process for reducing the chlorine content of various organochlorine compounds including the step introducing a source of iodine or bromine and mixtures thereof to...
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5916957 |
Rubber compositions for tire tread
A rubber composition for tire tread has a considerably improved rolling resistance without degrading wet-skid resistance, fracture resistance and wear resistance and comprises a particular...
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5872190 |
Surface treatment of rubbers and rubber-based materials
A method of increasing the adhesion of a rubber (as hereinbefore defined) or rubber-based material which includes treating at least part of the surface of the rubber or rubber-based material with a...
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5849828 |
Metalation and functionalization of polymers and copolymers
There is provided a method of introducing functionality into a copolymer of an isoolefin and an alkylstyrene at the alkylbenzyl carbon atom comprising the steps of: forming a solution of said...
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5817716 |
Resins with a primary amine or guanidine function
The process includes the reaction of a chloroformamidinium chloride with a polystyrene-divinylbenzene resin functionalized with primary amine groups. The resins which can be obtained according to...
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5705573 |
Process for preparation of water borne curing agents
A novel process for preparing poly(2-isopropenyl-2-oxazoline or oxazine) and its methyl methacrylate copolymer, which are useful as water borne curing agents, particularly in the non-stick coating...
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5693675 |
Alkylated amine polymers
The invention relates to alkylated amine polymers and a method for removing bile salts from a patient that includes administering to the patient a therapeutically effective amount of product...
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5681902 |
Process for the perfluoroalkylation of substances having terminal unsaturation
Free radical reaction of unsaturated material, dissolved in a polar, water immiscible organic solvent, & perfluoroalkyl iodide in the presence of buffer or means for adjusting pH of aqueous phase.
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5679717 |
Method for removing bile salts from a patient with alkylated amine polymers
A method for removing bile salts from a patient that includes administering to the patient a therapeutically effective amount of product produced by a process comprising alkylating one or more...
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5665829 |
Process for the polymerization of olefinic-containing monomers employing anionic initiators
Siloxy-terminated hydrocarbon polymers containing at least one polymer chain per molecule of the formula: ##STR1## wherein R1, R2 and R3 are independently selected from saturated and unsaturated...
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