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5681871 |
Method for preparing ultraviolet radiation absorbing contact lenses
Disclosed is a process for producing an ultraviolet radiation absorbing contact lens from a lens shaped polymer having hydroxyl groups pendant therefrom and having dispersed therein a UV absorbing...
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5668194 |
Room temperature curing composition
This invention relates to a room temperature curing composition for use in various coatings for interior and exterior sidings, automotive bodies, household electrical appliances and plastic...
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5576407 |
Copolymers of hydroxyalkyl vinyl ethers for use in detergents and cleaning agents
Copolymers of hydroxyalkyl vinyl ethers are obtainable by cationic or free radical copolymerization of (a) from 99 to 1% by weight of a hydroxyalkyl vinyl ether, (b) from 1 to 99% by weight...
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5567788 |
Liquid resin-forming composition and two-package system for providing the composition
A liquid resin-forming composition contains a polyether-ene such as a polyallyl glycidyl ether, a free radical-polymerizable monomer such as an acrylate ester, a free radical initiator such as an...
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5506320 |
Reactive modifier of elastomeric comb copolymer for thermosetting resins and process for making the same
A reactive polymeric modifier to improve toughness and/or flexibility of thermosetting resins where the polymer has a comb configuration including a saturated polymeric backbone having reactive...
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5480953 |
Hydrophilic material and semipermeable membrane made therefrom
Disclosed is a hydrophilic material characterized in that the material comprises a copolymer composed of a monomer (A) having a polyalkylene oxide unit and a polymerizable carbon-carbon double bond...
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5470931 |
Thermostable polymers from 1',2',3,3',4,4',6,6'-octa-O-allylsucrose
A method for producing stabilized polymers, exhibiting enhanced thermal stability, which comprises polymerizing a mixture comprising: a monomer comprising an allyl-containing group which is bonded...
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5399604 |
Epoxy group-containing resin compositions
An epoxy group-containing thermosetting resin composition comprising (A) a copolymer obtained from (a) at least one member selected from an unsaturated carboxylic acid and an unsaturated carboxylic...
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5389722 |
Hydrophilic resin and method for production thereof
A hydrophilic resin is produced by a method which comprises copolymerizing a hydrophilic unsaturated monomer with 0.001 to 50 mol %, based on the amount of said monomer, of a first cross-linking...
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5371159 |
Solution polymerization with reactive modifier
An improved solution polymerization process is provided wherein vinyl monomers are polymerized in the presence of at least one reactive modifier which is a substituted alpha-olefin that...
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5283092 |
Imaging manifold
This invention relates to an imaging sheet manifold comprising a transparent polymeric sheet imageable in an imaging machine and an opaque sheet adhered thereto by means of a removable...
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5262450 |
Abrasion and water-resistant radiation curable coatings
A radiation curable composition is provided herein which comprises suitably about 50-90 parts, preferably about 60-80 parts, by weight, of a multifunctional acrylate monomer, suitably with 3-6...
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5252678 |
Process for producing acrylic elastomer
An acrylic elastomer capable of giving a vulcanization product having a distinguished tensile strength and a good stretching even by cross-linking with an organic peroxide can be obtained by using...
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5247038 |
Polybutylene glycol dimethacrylate and resin composition for cast polymerization
Disclosed herein is a polybutylene glycol dimethacrylate which provides various kinds of plastics having good flexibility and low water absorption. Disclosed also herein is a resin composition for...
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5189102 |
Method for producing a vinyl resin using a silicon oil solvent
A method for producing a vinyl resin comprising the steps of dissolving or dispersing a polymerizable vinyl monomer in a polymerization solvent containing a silicone oil, and polymerizing the...
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5187249 |
Degradable B-alkoxy vinyl ketone resin composition
Photodegradable polymers comprising B-alkoxy substituted vinyl ketone functionality and thermoplastic articles formed therefrom.
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5157090 |
Glycerol derivatives, their preparation process, cross-linking compositions containing them, and their use in the textile industry
Glycerol derivatives of general formula (I) ##STR1## in which R=allyl, methylallyl, acryloyl or methacryloyl, R 1 =R 2 =glyoxyloyl, R 1 , R 2 =H, glyoxyloyl; their preparation process, their use...
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5109075 |
Comb-shaped graft copolymers of allyl terminated macromolecular monomers of polyethers
A copolymer of an olefinically unsaturated monomer and an allylically headed macromolecular monomer ("macromer") of a ring-openable cyclic ether ("CE") is prepared as a comb-shaped graft copolymer...
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5086142 |
Copolymer acting as thickening agent for aqueous preparations having a pH above 5.5, a method for its preparation and its use as a thickening agent
A copolymer is disclosed which acts as a thickening agent for aqueous preparations having a pH of more than 5.5. The copolymer is obtainable by emulsion polymerization in an aqueous medium, at a pH...
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5073611 |
Copolymers crosslinkable by ultraviolet radiation in the atmosphere
Copolymers which are curable by ultraviolet radiation in the air are prepared by a process in which a mixture of (A) from 80 to 99.9% by weight of olefinically unsaturated monomers, (B) from 0 to...
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5041508 |
Anaerobic compositions
An anaerobic composition comprising a polymerizable monomer having at least one ethylenic double bond, a free radical initiator and at least one azole compound.
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5041509 |
Side chain copolymers exhibiting nonlinear optical response
This invention provides novel side chain copolymers which exhibit nonlinear optical response, and which have utility as a transparent optical component in all-optical and electrooptical light...
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4968763 |
Vinyl chloride copolymers
Vinyl chloride copolymers of (a) from 60 to 78 parts by weight of vinyl chloride, (b) from 1 to 20 parts by weight of glycidyl methacrylate and (c) from 12 to 40 parts by weight of compounds...
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4920180 |
Highly water-absorptive ocular lens material
A highly water-absorptive ocular lens material obtained by saponification for hydrophilic treatment of a copolymer composed essentially of: (A) from 2 to 30 parts by weight of a (meth)acrylate...
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4913844 |
Acrylic polymers and copolymers exhibiting nonlinear optical response
This invention provides novel isotropic acrylic polymers and copolymers which exhibit nonlinear optical response, and which have utility as a transparent optical component in optical light switch...
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4737577 |
Method for removing monomer from an acrylate adhesive by reaction with a scavenger monomer
An improvement in acrylate polymer pressure sensitive adhesive compositions consists of using a reactive scavenging monomer to remove objectionable residual monomer by copolymerization to form a...
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4680358 |
Styryl terminated macromolecular monomers of polyethers
A cationic ring-opening polymerization of a cyclic ether ("CE") in conjunction with an unsaturated alcohol (propagator) having a styryl or substituted styryl group, produces a polyether macromer...
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4564557 |
Thermoset acrylic resin composition for coating metallic materials and stainless steel coated with the composition
A thermoset acrylic resin composition for coating metallic materials, particularly stainless steel, having a superior adhesion thereonto and hence a superior resistance to forming after coated, and...
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4518756 |
Biphenyloxy mono- and dimethacrylate polymerizable compositions
Polymerizable compositions capable of giving transparent resin having a high refractive index of at least 1.57 which are useful as optical materials and glass adhesives are disclosed. The...
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4469774 |
Positive-working photosensitive benzoin esters
Photosensitive polymeric esters of alkoxybenzoin as defined which upon exposure become soluble in alkaline developers. The positive-working polymeric compounds are used as contact litho films,...
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4448945 |
Method of making emulsion polymers
What are disclosed are a method for making an emulsion polymer by polymerizing water insoluble free-radically polymerizable monomers, or monomer mixtures predominantly comprising such monomers, by...
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4229549 |
Thermoplastic resin composition comprising a rigid thermoplastic resin and a graft copolymer
An alkyl acrylate copolymer comprises 60 to 99.5 wt. % of a C 2 -C 12 alkyl acrylate component, 0.1 to 10 wt. % of a polyfunctional monomer component having one or more conjugated double bond and...
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4186271 |
Unsaturated polyols containing alkenyl aryl constituents
Unsaturated polyol compounds containing alkenyl aryl constituents are described. These unsaturated polyols are prepared by reacting a polyol with an aromatic derivative including both an alkenyl...
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4153592 |
Method of preparing a coating composition
A water reducible resin composition, a water reducible admixture of such resin with solvents and plasticizers, a water reduced form of such mixture suitable for a coating, and a coating prepared...
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4137389 |
Low-molecular weight acrylate resins and a process for their production
A process for the production of a crosslinkable low-molecular weight acrylic resin containing hydroxyl-groups and having a low-molecular consistency factor by the radical bulk copolymerization of ...
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4038232 |
Electrodepositable compositions containing sulfonium resins and capped polyisocyanates
It has been found that aqueous coating compositions comprising a blocked organic polyisocyanate and quaternary sulfonium group-containing resin containing isocyanate reactive groups can be...
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4027090 |
Mercaptan-hydrocarbon chain modifiers in acrylonitrile copolymers
Acrylonitrile copolymers having controlled molecular weight are prepared using a synergistic mixture of mercaptan and certain hydrocarbons as chain transfer agent.
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3997708 |
Organocalcium pyridine-type polymerization initiators
Polymerization initiators are produced by contacting elemental calcium metal with pyridine-type compounds.
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3993710 |
Polymerizable organic dispersions
Dispersions suitable for the manufacture of moulding compositions which can be cured with low shrinkage to give mouldings with excellent surfaces can be obtained by the addition of finely divided...
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3975456 |
Powder paint with epoxy and amide copolymer and anhydride
Improved powder coating compositions are disclosed which comprise a particulate mixture of (1) a qualitatively difunctional copolymer of about 5 to about 20 weight percent of a glycidyl ester of a...
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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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3925317 |
Alkene oxide or acrylate polymerization or copolymerization catalyzed by organoaluminum-organophosphine-metal salt of a beta-diketone
A catalyst system comprising (I) an organoaluminum compound (II) an organophosphine compound, and (III) a metal salt of a beta-diketone, is effective to homopolymerize an alkene oxide,...
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3925507 |
Heat-curable pulverulent coating agent consisting of a mixture of copolymers containing glycidyl groups, dicarboxylic acid anhydrides and curing accelerators
The invention relates to heat-curable pulverulent coating agents, frequently also called powder lacquers, which are suitable for applying a coherent coating which possesses excellent properties...
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3880818 |
Physiologically compatible plastic contact lenses and a method for their production
There is disclosed a soft contact lens made by forming a lens of a hard acrylic acid-type polymer and then softening the formed lens by esterifying pendant carboxyl groups with alkyl groups,...
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3692754 |
HIGHLY LACTONIZED COPOLYMERS AND ALTERNATING COPOLYMERS USING UNSATURATED ETHERS
An alternating copolymer composed of at least one monomer of group (A) consisting of unsaturated esters of carboxylic acids and unsaturated ethers, and at least one monomer of group (B) consisting...
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3532659 |
FLUORINATED ORGANIC COMPOUNDS AND POLYMERS THEREOF
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3485808 |
METHOD FOR CONTROLLING TEMPERATURE OF AN EXOTHERMIC POLYMERIZATION REACTION
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3485809 |
ACRYLIC RESINS
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3479325 |
PROCESS FOR PREPARING SUBSTANTIALLY ANHYDROUS POLYURETHANE COMPOSITIONS USING AN ORGANIC SULFONYL MONOISOCYANATE
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3474078 |
THERMOSETTING AMIDE-EPOXIDE COMPOSITIONS
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