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3956380 |
Polymers containing hydroxylic and carboxylic groups
The invention provides builders for detergent and cleaning compositions. The builders comprise oligomers and/or polymers containing carboxylic and hydroxylic groups -- the latter groups being...
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3954724 |
Process for preparing aqueous dispersions of high polymer using pullulan as a dispersant
A process for preparing an aqueous dispersion of high polymer, characterized by using pullulan as a dispersant. The aqueous high polymer dispersion obtained by the above-mentioned process is not...
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3954722 |
Manufacture of uniform polymers
A continuous process for the polymerisation of olefinically unsaturated monomers in bulk or in solution in which at least a portion of the low-viscosity materials to be fed to the polymerization...
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3954898 |
Powder coating of epoxy resin, acrylic copolymer and tertiary amine
Solid copolymers are produced by copolymerizing a mixture of: (A) at least 30% by weight of a monomer having the formula: ##EQU1## wherein R 1 is H or CH 3 and R 2 is an alkyl radical containing...
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3953407 |
Process for preparing paper size resin
A process for preparing a resin suitable for preparation of sizes, which comprises polymerizing a cracked oil fraction which is obtained by the thermal cracking of petroleums, has a boiling point...
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3951893 |
Film-forming silane crosslinked acrylate interpolymers having water-barrier properties
Polymeric compositions having desirable film-forming characteristics and water-barrier properties at substantially neutral pH's and yet solubilizable and thus disposable at substantially...
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3951873 |
Ceramic dielectric composition
A ceramic dielectric composition which comprises 22.5-45.2 wt. % SrO, 8.3-20.6 wt. % CaO, 29.3-80.8 wt. % TiO 2 , and 0.07-8.3 wt. % MgO as main components.
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3950432 |
Di- and tetra-(peroxy)ketals and acetals and improved curing and polymerizing process employing same
Compounds of the general formula ##EQU1## WHERE M IS 1 OR 2 [E.G., 2,2-DI-(T-OCTYLPEROXY) PROPANE]; AND IMPROVED PROCESSES USING THESE COMPOUNDS AS INITIATORS FOR THE POLYMERIZATION OF...
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3948794 |
Adhesive compositions containing a cyanoacrylate and itaconic anhydride
Adhesive compositions based on 2-cyanoacrylate monomers in which storage stability, cure speed and other properties are improved by inclusion of itaconic acid anhydride.
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3936427 |
Magnesium salt copolymers of unsaturated dicarboxylic acid anhydride and unsaturated monomer having a lipophile chain
Copolymers formed from an unsaturated dicarboxylic acid anhydride and an unsaturated monomer having a lipophile chain having a molecular weight of 4,000-100,000 are usefully employed to produce a...
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3933763 |
Polymerization of maleic anhydride and vinyl acetate
Polymerization of maleic anhydride and vinyl acetate is carried out in the presence of a stabilizing agent prepared by copolymerizing maleic anhydride and an alpha-olefin.
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3931092 |
Finely-divided polymeric solids having improved physical properties
Finely-divided dispersed solids are prepared by polymerizing in the presence of a free radical catalyst and an organic solvent a major amount of an ethylenically unsaturated monomer or mixture of...
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3925329 |
Production of polymers in powdered form which contain carboxylic acid or carboxylic anhydride groups
A process for the production in powdered form of a polymer containing carboxylic acid or carboxylic anhydride groups in which the monomers are polymerized with agitation in the presence of an...
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3923752 |
Pressure sensitive adhesives from diesters of fumaric acid and vinyl compounds copolymerizable therewith
A pressure sensitive adhesive material is made by coating a substrate with a copolymer of specified proportions of a diester of fumaric acid, and a vinyl compound copolymerisable therewith as well...
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3919227 |
Copolymers or cyclopropenes with polymerizable ethylenic compounds
Described are random linear copolymers of certain cyclopropenes, e.g., cyclopropene or 1-methylcyclopropene, with certain ethylenically unsaturated or strained ring monomers, e.g., ethylene,...
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3915921 |
Unsaturated carboxylic acid-long chain alkyl ester copolymers and tri-polymers water thickening agents and emulsifiers
Copolymers of a carboxylic acid monomer and one or more higher, that is 10 to 30 carbon atoms, alkyl acrylate esters surprisingly serve as efficient thickeners of aqueous solutions, even in the...
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3907730 |
Resinous initiator suspension for olefinic polymerization reactions
A free-radical initiator suspension for use in olefinic polymerization reactions comprising a suspension of said initiator in a water-swellable lightly cross-linked polymer of one or more...
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3892720 |
Polymerizable hydroxy-containing esters of amido-substituted sulfonic acids
Polymerizable amido-substituted sulfonic acids, especially 2-acrylamido-2-methylpropanesulfonic acid, react with epoxides (especially ethylene and propylene oxide) to form hydroxy-containing esters...
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3892578 |
Phosphorus containing vinyl ethers
Compounds of the formula: ##SPC1## In which R 1 , R 2 and R 3 are lower alkyl radicals are produced by the dehydroalkoxylation of the corresponding dialkyl 1,1-dialkoxyethyl phosphonates. The...
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3890282 |
Method of preparing handleable, moldable resin compositions
A method for the vinyl polymerization of a mixture comprising a polyanhydride resin such as the copolymer of maleic anhydride and 1-hexene or styrene, an olefinically unsaturated monooxirane...
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3887528 |
Precipitation polymerization of 1:1 copolymerizates of maleic acid anhydride and allyl acetate
This invention relates to a method of precipitation polymerization of 1:1 copolymerizates of maleic acid anhydride and allyl acetate consisting of polymerizing a solution of a monomer mixture of...
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3887526 |
Process for the homopolymerization of maleic anhydride
A method for the homopolymerization of maleic anhydride which comprises the controlled addition of a heated mixture of maleic anhydride, a polymerization initiator and a solvent for the monomer but...
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3887653 |
Process for production of graft copolymers, the substrates of which contain allyl derivatives of maleic acid and maleic acid anhydride
A process for the preparation of graft copolymer which comprises graft-copolymerizing at least one ethylenically unsaturated monomer (C) to a substratum polymer (AB) having pendant double bond,...
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3886110 |
Aqueous coating composition
Aqueous coating compositions comprising a water-soluble or water-dispersible copolymer prepared by polymerizing 1,3-pentadiene, 1,3-butadiene and, if desired, at least one other olefin...
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3879353 |
Linear copolymers having pendant peroxycarbonate ester functionality, their synthesis and use
Multifunctional peroxycarbonate esters are prepared by reacting a salt of a linear copolymer, having acid functionality, with a carbonate under oxidizing conditions. The process of this invention...
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3878151 |
Thickeners for print pastes composed of cross-linked maleic anhydride-alkyl vinyl ether polymers
Thickeners for print pastes consisting of copolymers from maleic anhydride and a vinylalkyl ether and, if desired, other copolymerizable monomers and which have been cross-linked with polybasic...
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3876588 |
Cyclo copolymers
The invention relates to a process for the production of cyclocopolymers, characterised in that compounds of the general formula 1 ##SPC1## In which R 1 and R 2 may be identical or different and...
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3870664 |
RESINOUS REACTION PRODUCT OF A SUCROSE PARTIAL ESTER, A CYCLIC DICARBOXYLIC ACID ANHYDRIDE AND A DIEPOXIDE
Oil-modified sucrose resins are obtained by reacting a sucrose partial ester, containing from about one to five ester groups per molecule of sucrose, with a cyclic dicarboxylic acid anhydride and a...
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3867250 |
Straw mats for soil erosion control
Straw mats useful for covering soil to prevent wind and rain erosion are made by randomly distributing straw into a layer and binding the stalks together at their points of contact with at least...
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3865793 |
Polyhydroxy compositions
A composition of matter consisting of the mono-allyl ester of a carboxylic acid selected from the class consisting of maleic and fumaric acid copolymerized in a 1-to-1 mole ratio with a member...
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3860563 |
HEAT HARDENABLE FILM-FORMING COPOLYMERS WHICH ARE SOLUBLE IN ORGANIC SOLVENTS
It is a task of the present invention to produce, through special selection measures, film-forming copolymers of styrene, acrylic acid, N-alkoxyalkylmethacrylic acid amides and alkyl acrylates,...
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3840390 |
PHOTOCURING COMPOSITIONS CURED BY LIGHT IRRADIATION
The present invention relates to a photocuring composition and to methods of applying said composition to surfaces by light irradiation, which photocuring composition is prepared by blending a...
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3764584 |
CURABLE COMPOSITIONS
Compositions comprising A. a diglycidyl ester of formula ##SPC1## And B. a polycarboxylic anhydride of formula ##SPC2## Where, in each formula, one of R 1 to R 6 is a hydrogen atom or a methyl or...
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3764586 |
POLYELECTROLYTE BUILDER AND DETERGENT COMPOSITIONS
A novel class of polyelectrolytes having the form of poly-β-ketoacids and their salts is described, as is the use of these polyelectrolytes as builders in detergent formulations.
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3755264 |
MALEIC ANHYDRIDE COPOLYMERS AND METHOD OF MAKING
Copolymer of 99 to 85 mol percent of maleic anhydride with from 1 to 15 mol percent of acrylic acid, vinyl acetate, styrene, or mixtures thereof, and hydrolyzed analogous copolymers of maleic acid...
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3721654 |
PROCESS FOR PREPARING COPOLYMERS OF MALEIC ANHYDRIDE AND 2-ALKOXY-PROPENE
A process for the preparation of maleic anhydride/2-alkoxypropene copolymers which comprises polymerizing maleic anhydride and 2-alkoxypropene in an organic solvent in the presence of a radical...
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3721655 |
COPOLYMERS OF HALFESTERS OF MALEIC ANHYDRIDE AND -ALKOXYPROPENE
Alkylene oxide monoether halfesters of maleic anhydride/2-alkoxypropene copolymers and alkyl and alkylene oxide mixed halfesters of said copolymers are homogeneous film-forming compositions useful...
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3717616 |
POLYMERS OF 1-BUTENE-2,3,4-TRICARBOXYLIC ACID
A water soluble salt of an aliphatic polycarboxylic acid useful as a detergent builder, and having the formula: [X (l -m -n ) Y m Z n ] p Wherein each of m and n can be zero or a positive number,...
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3714295 |
PROCESS FOR PREPARING GRAFT-COPOLYMERS
A process for manufacturing a graft-copolymer comprises copolymerizing (a) a hydrocarbon polymer having carbon-carbon double bonds in the molecule with (b) a maleic anhydride compound represented...
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3711574 |
COPOLYMERS OF ACRYLAMIDE GAS
Water insoluble biologically active proteins are bound on novel copolymers consisting of (a) acrylamide (b) ethylene-maleic acid or its anhydride and/or (c) maleic acid and/or its anhydride and (d)...
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3697618 |
PRESSURE-SENSITIVE ADHESIVE
Acrylic pressure-sensitive adhesives consisting essentially of a normally tacky interpolymer of one or more alkyl acrylates of four to 14 carbon atoms in the alkyl group, at least one vinyl ester...
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3692747 |
CHROMIUM COMPLEXES OF MALEIC ANHYDRIDE COPOLYMERS
This invention relates to new copolymeric compositions having the reoccurring structural formula: ##SPC1## In the above formula R is a C 12 to C 22 aliphatic group, R' is a C 2 to C 6 aliphatic...
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3691140 |
ACRYLATE COPOLYMER MICROSPHERES
Infusible, solvent-dispersible, solvent-insoluble, inherently tacky, elastomeric copolymer microspheres consist essentially of about 90 percent to about 99.5 percent by weight of at least one alkyl...
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3691139 |
SODIUM MALEATE PEROXYHYDRATE
Sodium maleate peroxyhydrate, useful as a combined detergent builder and bleach, is described, together with its preparation.
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3684779 |
MALEIC/ACRYLIC/ALKENYL PHOSPHONATE TERPOLYMERS
Maleic/acrylic/alkenyl phosphonate terpolymers are useful as sequestrants and for inhibition of deposition of metal ion precipitates from aqueous solutions.
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3676404 |
METHYL METHACRYLATE COPOLYMERS
Copolymers prepared from methyl methacrylate, electron deficient monomers, for example N-aryl maleimides and other ethylenically, unsaturated monomers copolymerisable therewith.
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3632428 |
THERMALLY STABLE COATINGS
This invention relates to a high-temperature coating composition and to the method of preparing same which comprises a polyimide prepolymer obtained by coreacting a polyfunctional amine, a...
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3625924 |
ORIENTED FILMS OF METHYL VINYL ETHER-MALEIC ANHYDRIDE COPOLYMERS
Oriented films of polymers of methyl vinyl ether and maleic anhydride are disclosed. Additionally, terpolymers of methyl vinyl ether, maleic anhydride and higher alkyl vinyl ethers are disclosed....
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3551391 |
MODIFIED ACRYLATE ADHESIVE PRODUCT
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3546182 |
LINER POLYMERIC COMPOSITIONS,METHOD OF MANUFACTURING THEM AND PRODUCTS MADE FROM THEM
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