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4311803 |
Continuous solution polymerization process
A continuous solution polymerization process for polymerizing conjugated dienes alone or with a copolymerizable monovinylarene in the presence of a gel inhibitor employing a first stirred reactor...
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4304886 |
Mixed coupling agent process
Lithium metal-terminated polymers of one or more alkadienes and of one or more monoalkenyl arenes are coupled by reaction with a mixture of two different coupling agents having different...
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4284548 |
Ambient temperature curable hydroxyl containing polymer/silicon compositions
Ambient temperature curable compositions comprising a hydroxyl containing organic polymer and an aminoorganosilicon acylamino compound, said compositions being useful as protective coating...
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4252906 |
Process for preparing foamed and crosslinked shaped articles having improved heat-sealability and foamable and crosslinkable polyethylene resin composition used therefor
A process for preparing a foamed and crosslinked polyethylene resin shaped article having improved heat-sealability, which comprises melt-kneading (a) a silane-modified polyethylene resin, (b) a...
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4247354 |
Bonding thermoplastic or thermosetting resins
Methods of bonding between thermoplastic or thermosetting resins and inorganic oxide substrates are improved by providing to the resin/inorganic oxide interface as an adhesion promoter a...
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4247667 |
Method of crosslinking poly-α-olefin series resins
A method of crosslinking poly-α-olefin series resins, comprising the steps of subjecting a resin composition to graft reaction under a volume ratio of oxygen to the resin composition set at less...
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4245056 |
Crosslinking high density polyethylene with t-octyl silicon peroxides
A silicon peroxide selected from the formulas: (R') 4 -n --Si--(OOR) n (a) ##STR1## wherein n is an integer of 1-3; R is a t-octyl group in which a tertiary carbon...
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4230815 |
Silicon-containing polybutadiene derivatives and method for the preparation thereof
Novel silicon-containing derivatives of polybutadiene or copolymers of butadiene with other copolymerizable monomer or monomers in which organosilicon-containing groups are bonded to the carbon...
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4225650 |
Crosslinkable polymer powder and laminate
A fusable powder composition comprising a cross-linkable organic polymeric material of less than 75 micron size, an organic peroxide, and preferably for some polymers an organosilicon compound for...
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4201702 |
Process to produce allyl halides copolymers
Allyl halides will form copolymer with polymerizable unsaturated organic compounds in the presence of an oxidized silicon catalyst.
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4198337 |
T-Octyl silicon peroxides
A silicon peroxide selected from the formulas: (R') 4 -n --Si--(OOR) n (a) ##STR1## wherein n is an integer of 1-3; R is a t-octyl group in which a tertiary carbon...
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4191714 |
Curable polyester oligomer and a process for producing same
A curable polyester oligomer having a molecular weight of between 300 and 10,000 and at least one silyl radical at the side chain or at the end of the molecule, with the silyl radical being...
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4191713 |
Room temperature curable composition
An ambient temperature curable composition comprising a compound having a silyl group capable of being cured at ambient temperature in the presence of water and a silicon compound having a group...
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4186258 |
Substantially amorphous polyolefins useful as pressure-sensitive adhesives
The invention relates to a process for the treatment of substantially amorphous polyolefins to provide permanently tacky, low viscosity materials which have useful pressure-sensitive adhesive...
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4185042 |
Coupling agent
Lithium metal-terminated polymers of one or more conjugated dienes and of one or more monoalkenyl arenes are coupled by reaction with a coupling agent of the general formula ##STR1## where the R...
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4182702 |
Novel processing aids for natural and synthetic rubber compounds
This invention is concerned with a novel rubber processing aid, as well as with the use of that aid for improving the processing of rubber. More specifically, the present invention is concerned...
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4181687 |
Bonding thermoplastic resins
Bonding between thermoplastic resins and inorganic oxide substrates is improved by providing to the resin/inorganic oxide interface as an adhesion promoter a combination of (a) a copolymer of an...
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4176142 |
Powder coating composition
A powder coating composition is disclosed. The composition comprises at least one 1, 2 epoxy compound combined with a functionally terminated elastomer and a curing agent mixture. The curing agent...
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4172187 |
Abrasion resistant coating compositions
An abrasion-resistant coating composition is disclosed which comprises a polyvinyl acetal having a hydroxyl group content, calculated as polyvinyl alcohol, of from 35 to 50 percent by weight and...
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4167545 |
Branched block copolymers and their manufacture
Branched block copolymers of from 60 to 95 percent by weight of a monovinyl-aromatic compound and from 40 to 5 percent by weight of a conjugated diene. The branched block copolymers have a...
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4163764 |
Coupled block copolymers with improved tack for adhesives
A monovinyl arene, such as styrene, is polymerized with a monofunctional lithium initiator, followed by addition of a conjugated diene, such as butadiene, with additional monofunctional lithium...
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4163765 |
Polymeric compositions
Linear and branched teleblock copolymers having the configuration (A--B--C) n Z and their hydrogenated derivatives are disclosed, wherein n is an integer from 2 to 4, Z is the residue of either a...
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4157417 |
Solar control products
Transparent-reflective metallized solar control compositions and films for application to window glass to reduce heat, glare, etc., of solar radiation.
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4148771 |
Method of making novel rubbery block copolymers and pressure-sensitive adhesives
Rubbery coupled conjugated diene/monovinyl-substituted aromatic hydrocarbon teleblock copolymers are prepared by incremental addition of both monovinyl-substituted aromatic hydrocarbon and...
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4138421 |
Process for the polymerization of allyl halides to produce poly(allylsilicoformate) polymers
Allyl halides are polymerized by a catalyst, silicic or silicoformic acids, to produce poly(allyl halide) polymer and poly(allyl alcohol) polymer.
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4137391 |
Continuous solution polymerization of a conjugated diene with a monovinylaromatic compound using alkoxysilicon treating agents in the first reactor means of a reactor series
Processable substantially random conjugated diene/monovinylaromatic compound copolymers are produced by continuous polymerization employing an alkoxysilicon treating agent in the first of a series...
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4136137 |
Block copolymers
Block copolymers and adhesive compositions comprising a block copolymer of a conjugated diene, styrene, and a hydrocarbyl-substituted styrene, the block copolymer having an inherent viscosity...
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4136132 |
Manufacture of extruded products
In the manufacture of a cross-linked extruded product, a polymer capable of being cross-linked by the use of hydrolyzable unsaturated silane is metered into a first screw extrusion machine together...
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4125694 |
Process for the polymerization of allyl halides to form polyallyl alcohol
Allyl halides are polymerized by a catalyst, silicic or silicoformic acids, to produce poly(allyl halide) polymer and poly(allyl alcohol) polymer.
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4121027 |
Polymerization initiators containing thio bridges
A process for the manufacture of reactive polymers of vinyl monomers by reacting the latter, or the polymers formed therefrom, with compounds which form free radicals. The latter compounds are...
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4120937 |
Process for the production of halosilicon acids and organic silicon acid compounds and resinous products
Dry granular hydrated silica is mixed with silicon tetrahalides, and they react chemically to produce a mixture of halosilicon acids.
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4104456 |
Process for the production of poly(allylhalide-allyl alcohol)
Allyl halides are polymerized by a catalyst, silicic or silicoformic acid, to produce poly(allyl halide) polymer and poly(allyl alcohol) polymer.
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4097643 |
Compositions comprising (1) a copolymer formed from an unsaturated acid and (2) an epoxy group-containing silane are useful textile and paper finishing materials
An improved composition is disclosed which consists of organic resins and silanes. The compositions are useful finishing resins for textiles, fibers and paper. An example of the improved...
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4094756 |
Photochemical modification of polymers
There is disclosed a process for preparing chemically modified olefin polymers or copolymers which comprises exposure to ultraviolet or visible radiation of a mixture containing a polymer, a...
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4093786 |
1,1-Bis(tert-butylperoxy)cyclododecane
1,1-BIS(TERT-BUTYLPEROXY)CYCLODODECANE DERIVED FROM CYCLODODECANONE AND TERT-BUTYLHYDROPEROXIDE HAS THE FORMULA ##STR1## and is a new, stable and solid compound particularly suitable as a...
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4091198 |
Suppressing gel in the continuous solution polymerization of a conjugated diene with a monovinyl aromatic compound
Gel formation in the first reactor means of a multireactor process is suppressed by the employment of a silicon halide in the first reactor means in an organolithium-initiated,...
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4086091 |
Method of applying and curing epoxy coating compositions using dicarbonyl chelate of group IIIa-Va element and UV irradiation
A method for effecting the thin section cure of an epoxy resin is provided, based on the use of a moisture sensitive dicarbonyl chelate of a Group IIIa-Va element. Rapid cure of the applied epoxy...
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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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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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4076255 |
Golf balls
A golf ball center composition comprising by weight 100 parts of a resilient elastomer, not more than 25 parts of a monomer capable of grafting, cross-linking or chain-extending the elastomer and...
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4075141 |
Carboxylic acid amide interpolymer-based coating compositions
Coating compositions having improved application characteristics as well as other desirable properties are prepared by adding insoluble crosslinked polymeric microparticles to solutions or...
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4072805 |
Method for producing polymers
Method for producing polymers comprises connecting polymeric molecules at least one of which contains tertiary amino groups chemically bound in the chain in the presence of materials such as...
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4070186 |
Tribo modified toner materials via silylation and electrostatographic imaging process
Electrostatographic developer compositions for use in developing electrostatic latent images wherein the triboelectric charging potential of functional polymers employed in the toner materials are...
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4069391 |
Process for the production of poly(allyl silicofurmate)
Allyl halides are polymerized by a catalyst, silicic or silicoformic acids, to produce poly(allyl halide) polymer and poly(allyl alcohol) polymer.
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4052543 |
Vulcanizable and vulcanized compositions containing polyperoxide
Vulcanizable compositions containing a polyperoxyketal having at least one carboxy group as an acid, hydrocarbon ester, a metal ion salt or as part of an anhydride. Illustrations are rubber or...
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4051197 |
Blend of radial block copolymers having high impact strength
Two or more separate radial block copolymers of a monovinyl-substituted aromatic compound and a conjugated diene each having a heterogeneity index (ratio of weight average to number average...
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4048129 |
Preparing thermo-plastic or elastomeric materials for cross-linking of grafted silane
Siloxane cross-linking of polyethylene is carried out under in situ development of water by chemical reaction between an organic acid and a non-hygroscopic metal oxide producing a neutral salt and...
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4048207 |
Polymeric materials with silane end groups
Polymeric materials represented by the general structure ##STR1## WHERE Q is a polymeric setment of ethylenically unsaturated monomers, lacking Zerewitinoff hydrogen atoms; X is the residue of a...
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4044195 |
Organolithium/alkadienol adducts as polymerization initiators
Adducts of hydrocarbon lithium compounds and alkadienols such as 2,4-pentadien-1-o1 are employed in the anionic solution polymerization of polymerizable monomers to produce polymers containing...
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4043953 |
Ambient temperature, moisture-curable acrylic-silane coating compositions having improved potlife
The potlife of an ambient temperature, moisture-curable coating composition comprising an acrylic-silane interpolymer and a cure-accelerating catalyst is increased by the addition to the...
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