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7198800 |
Compositions and methods
Non-aerosol spray-on skin patch compositions as described comprising at least one substantially water insoluble film forming agent, at least one film plasticizer agent, at least one water soluble...
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7179865 |
Purification with reducing agents of vinyl polymers obtained by atom transfer radical polymerization
This invention provides a method for purification of a vinyl polymer
which comprises the atom transfer radical polymerization of a vinyl monomer using a transition metal complex as the...
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7141626 |
Fiberglass non-woven catalyst
The present invention relates to novel catalysts for use with a fiberglass non-woven binder. The catalyst can be a Lewis acid, an organic acid salt, a free-radical generator, or a mixture thereof....
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6939617 |
Non-adhesive latex products
The object of the present invention is to provide a non-adhesive clean latex product and a method for manufacturing the same. A non-adhesive clean emulsion latex product is manufactured by adding a...
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6680082 |
Mixed-metal-neutralized-copolymer-resins for metal coating powder applications
The present invention relates to neutralized copolymer resins having at least two different metals with one of the metals being zinc. These mixed metal resins are transformed into particulate or...
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6649734 |
Curable coating compositions having improved compatibility and scratch and mar resistance, cured coated substrates made therewith and methods for obtaining the same
The invention provides coating compositions having improved scratch and mar resistance. The curable coating compositions of the invention comprise a film-forming component (A) comprising one or...
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6566463 |
Multifunctional metallic coagents
This invention provides the multifunctional coagents of the metallic salt of unsaturated carboxylic acid that obtained by the reaction from two mols of mono-basic acid and two mols of di-basic acid...
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6066379 |
Repulpable, water repellant paperboard
Paperboard having a water-repellant coating which includes a polymer matrix/wax/pigment mixture and is applied to the paperboard as an aqueous formulation. The polymer matrix includes polymer...
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6039971 |
Composition for skin patch preparation and process for preparing the same
A composition for a skin patch including a synthetic polymer gel prepared by reacting a water-soluble polymer of an aliphatic carboxylic acid or a salt thereof with a sparingly soluble aluminum...
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5635568 |
Reactive extrusion process for making mixed salts of polymers containing an anhydride, acid or ester side groups
A process of making a mixed salt of a polymer containing an anhydride, acid or ester side groups therein which comprises: (a) forming a reaction mixture of the polymer, mixed salt compounds and...
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5492978 |
Process for preparing catalyst system
A polymer bound ligand represented by the formula QM(R) m and process for preparing same are provided, wherein Q is a polystyrene, M is Si, C, Ge, Sn, P, or N, each R is a that at least one R is a...
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5473023 |
Highly water-absorptive fiber
A highly water-absorptive fiber formed of a copolymer containing: (a) polymer units from a vinyl monomer having a carboxyl group, some of the carboxyl groups of the polymer units being converted...
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5373062 |
Curing systems for halogenated elastomers
An improved promoted curing system for halogenated elastomers has been discovered wherein the curing system contains one or a mixture of bismuth carboxylates having the structure of Formula 1:...
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5283316 |
Polymers with high refractive index and low optical dispersion
The present invention provides a process for the production of polymers with an optical position in diagram where refraction index n D is plotted against optical dispension v D expedient for an...
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5280083 |
Method of forming a stabilized vulcanizate of chloro rubbers and said vulcanizate
Calcium aluminum hexahydrate is a useful curative-stabilizer for halogenated rubbers such as chloronated polyethylene, chlorosulfonated polyethylene and polychloroprene as it can yield vulcanizates...
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5171785 |
Film for pellicle
A pellicle film comprised of a resin prepared by reducing a polyvinyl acetal of the formula: ##STR1## wherein R is a C1-3 alkyl group and the vinyl acetate content "y/(x+y+z)" is not larger than...
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5086106 |
Methacrylic resin cast plate having excellent antistatic property
A methacrylic resin cast plate having an excellent antistatic property comprises (A) 100 weight parts of a polymer comprising 50 to 100 weight % of methyl methacrylate units and 0 to 50 weight % of...
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5017661 |
Process for reducing the level of t-butyl alcohol (TBA) in visbroken polyolefins
Use of strong acidic materials, such as molecular sieves, reduces the level of t-butyl alcohol (TBA) produced during the visbreaking of polyolefins.
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4990574 |
Process for production of modified resin
The present invention provides an ionomer resin having desired properties which is free from the above drawbacks and can readily react in an extruder. That is, the present invention provides a...
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4835220 |
Transparent, impact-resistant styrene block polymers and their preparation
Block polymers of vinylaromatic compounds and conjugated dienes which possess acidic terminal groups, are present in the form of lithium salts and form an aluminum complex. A process for the...
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4798861 |
Surface treatment of polymers
The properties of water soluble or, especially water swellable polymer particles are improved by surface cross linking that is caused by providing a dispersion of gel polymer particles in an...
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4767804 |
Control of transformations within polymers and products thereof
The invention provides a polymer derivative comprising the reaction product of a metal compound and a polymer having functional groups. The metal compound may be an acetate, carbonate, chloride,...
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4680319 |
Accelerated crosslinking of polyolefins grafted with silanes
Compositions based on silane-grafted olefin polymers which are cross-linkable after shaping and which contain from 0.1 to 10% by weight of crystalline zeolites in powder form and, preferably, also...
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4604420 |
Vulcanizable polymer compositions with improved scorch
Vulcanizable polymer compositions with improved scorch are provided comprising a carboxylated nitrile rubber or a carboxylated styrene-butadiene rubber, one or more polyvalent metal oxides and one...
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4587307 |
Quality of isobutene polymers in reactions with maleic anhydride
The processing properties of isobutene polymers when reacted with maleic anhydride are improved by a method in which these polymers are brought into contact, for an effective period, with...
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4582627 |
Flocculating agent and a process for its production
A flocculating agent for use in water purification technology and papermaking technology is described, as well as a process of producing the flocculating agent which is the reaction product of...
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4517330 |
Floor polish composition having improved durability
This invention is directed to floor polish vehicle compositions which yield floor polishes displaying improved durability. These floor polish vehicle compositions comprise a water insoluble...
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4337186 |
Hardenable compositions
Compositions which are hardenable in the presence of water to form a poly(carboxylate) cement contain a metal salt which accelerates the setting of the composition.
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4295987 |
Cross-linked sodium polyacrylate absorbent
The present invention involves compositions of super absorbent polymers which absorb many times their weight in water and aqueous fluids. Super absorbent polymers in the prior art have effectively...
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4288575 |
Conjugated diene butyl elastomer copolymer
A heterogeneous catalytic process for dehydrohalogenating allylically halogenated olefinic hydrocarbon polymers to produce conjugated diene unsaturated polymeric products is disclosed comprising...
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4211855 |
Catalytic dehydrohalogenation process for allylically halogenated unsaturated hydrocarbon polymers
A heterogeneous catalytic process for dehydrohalogenating allylically halogenated olefinic hydrocarbon polymers to produce conjugated diene unsaturated polymeric products is disclosed comprising...
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4201732 |
Chemical milling of neoprene rubber
A process for improving the processability of high molecular weight neoprene polymers which comprises treating a solution of said polymers in an organic solvent with an organic peroxide at room...
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4197220 |
Impregnated metal-polymeric functional beads
Amine containing polymeric microspheres such as polyvinyl pyridine are complexed with metal salts or acids containing metals such as gold, platinum or iron. After reduction with sodium borohydride,...
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4185831 |
Composition for the outer layer of a golf ball
This invention is directed to a composition for use as a material for the outer layer of a golf ball, which composition is produced by the reaction of an ionomer resin with a monoepoxy compound....
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4137384 |
Accelerator for curing chlorinated ethylenically unsaturated polymers
Thioperimidone has been discovered to be useful as an accelerator in the curing of chlorinated ethylenically unsaturated polymers such as polychloroprene with metal oxides such as magnesium oxide...
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4121026 |
Copolymers of alpha-olefins and maleic anhydride reacted with amines in the presence of Lewis acids
This invention relates to copolymers of alpha-olefins and maleic anhydride reacted with amines in the presence of Lewis acids, preferably BF 3 or a complex thereof; and to the use of these...
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4090013 |
Absorbent composition of matter
A dry, solid, water-swellable, water-insoluble absorbent composition of matter comprises an ionic complex of a water-soluble anionic poly-electrolyte and a polyvalent metal cation. The composition...
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4076915 |
Treatment of coupled polymers prior to hydrogenation
Treating a silicon-coupled or germanium-coupled conjugated diene polymer with a hydrocarbonlithium, -sodium, -potassium, -calcium, -magnesium, -zinc or -aluminum compound after the coupling step...
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4076914 |
Treatment of coupled polymers prior to hydrogenation
An organopolyhalide-coupled conjugated diene polymer is treated with an organometal compound after the coupling step and prior to hydrogenation. The treated polymer is hydrogenated to result in...
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4033918 |
Water removable pressure sensitive adhesive
The composition comprises an aqueous mixture of an acrylic acid ester copolymer and/or a polyvinyl ether; polyvinyl methyl ether; an alkali metal and/or ammonium salt of polyacrylic acid, of...
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3974110 |
Modification of polystyrene by Friedel-Crafts reaction with substituted halo ethyl benzenes and haloethylphenols to make supports for solid phase peptide synthesis
A process for producing reagents useful in organic synthesis, of the general formula ##SPC1## Wherein Z designates the ##EQU1## part of a polymeric backbone of a polymer like polystyrene, a...
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3951924 |
Resin derivatives
Group II metal salts of the reaction product of a petroleum resin with an alpha, beta-ethylenically unsaturated acid or anhydride are prepared by reacting the reaction product, which contains free...
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3950313 |
Nitrogen polymer compositions having thermally reversible cross-links resulting from treatment with organometallic compounds
Polymer compositions and processes for preparing polymer compositions having thermally reversible cross-links are described which compositions comprise a polymer having nitrogen atom-containing...
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3940377 |
Method of activating polymers
The invention relates to the activation of polymers and more particularly to certain classes of high polymeric material which are not susceptible to dyeing or the like whereby the polymeric...
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3920620 |
Curable compositions based on elastomeric vinylidene fluoride copolymers, process for curing the compositions, and the cured compositions
There are disclosed new curable compositions based on saturated linear and elastomeric copolymers of vinylidene fluoride with one or more fluorinated or chlorofluorinated, ethylenically unsaturated...
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3920605 |
Metal-containing organic high molecular compound reinforced with particulate organic or inorganic material
A filler-reinforced, metal-containing, organic high molecular compound is formed from: (1) 100 parts by weight of a copolymer of 45-97% by weight of at least one member selected from the group...
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3860673 |
ELASTOMERIC COMPOSITIONS
Improved elastomeric compositions, useful as adhesives or surface coating compositions, comprise (A) a synthetic or naturally-occurring elastomer, e.g., chloroprene polymer; (B) an organic...
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3839306 |
CATALYTIC PROCESS FOR PREPARING TRIAZINES AND NITRILE POLYMERS
This invention (A) relates to a process for preparing triazines, nitrile polymers, and cross-linked polymers or copolymers by (1) condensing a nitrile in the presence of or (2) contacting a polymer...
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3839250 |
MASTICATING AGENT FOR NATURAL AND/OR SYNTHETIC RUBBER
Object of the invention is a composition consisting of a salt of a fatty acid and a metal hemiporphyrazine or tetraazaporphine complex as well as a process for masticating natural and/or synthetic...
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3817967 |
MODIFICATION OF ORGANIC POLYMERS
A commercially very useful method has been developed for activating aryl-vinyl homo- or co-polymers to rendering them capable of reacting with various substances modifying the properties of the...
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