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JPS5512045B2 |
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JPS5529564A |
PURPOSE: A polyvinyl chloride resin composition that is prepared by initiating free radicals in a composition comprising polyvinyl chloride resin, Pb-Ba-Si sulfate complex and polyfinctional monomers to effect reticulation, thus having i...
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JPS5521424A |
PURPOSE: To prepare a vinyl chloride resin of good flexibility, strength characteristics, and oil resistance, having a good balance of 100% modulus value with tensile strength, by graft copolymerization of a specific alkyl acrylate to a ...
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JPS554415B2 |
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JPS54157194A |
PURPOSE: To obtain a graft vinyl chloride copolymer having improved weather resistance, impact resistance, and flow properties, by grafting an alkyl acrylate and/ or an alkyl methacrylate in the presence of a chain transfer agent onto vi...
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JPS54154445A |
PURPOSE: A forming material that prepared by adding a reinforcing fiber material to a resin composition consisting of a vinyl chloride resin, trimethylol propane triacrylate, and a filler, thus being formable at low pressures and formed ...
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JPS54132649A |
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JPS5427400B1 |
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JPS54100486A |
The present invention provides a process for the manufacture of vinyl chloride polymers by polymerization of the monomer or monomer mixture in aqueous dispersion in the presence of radical-forming catalysts and optionally suspension stab...
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JPS5418312B1 |
A substantially clear resin having good impact and processability is prepared by graft polymerizing vinyl chloride-propylene copolymers with butadiene-1,3 or isoprene or mixtures thereof, alpha-methacrylonitrile or acrylonitrile and opti...
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JPS5418313B1 |
Blends of tough, rubbery, essentially completely insoluble alkyl acrylate polymer and of a hard, unplasticized vinyl chloride resin in which a very small proportion of the rubbery polymer is uniformly dispersed as a more or less continuo...
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JPS5415058B2 |
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JPS5456694A |
Process for the preparation of a graft copolymer comprising a PVC backbone and graft branches formed from cationically polymerizable monomers such as styrene, isoprene, butadiene and in particular, isobutylene. The process includes the s...
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JPS5456649A |
Process of preparing plasticized compositions of PVC and butylrubber (IIR) including the steps of preparing the graft copolymer PVC-g-IIR and subsequently crosslinking the ungrafted butyl rubber with the graft copolymer. By employing the...
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JPS549635B2 |
Of THE DISCLOSURE Diallyl esters of dicarboxylic acids are provided corresponding to the formula: wherein R is an organic radical containing from 4 to 20 carbon atom and is selected from the group consisting of alkyl radicals, cycloalkyl...
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JPS5438286A |
PURPOSE: To produce the tile membrane with low electric resistance and high current efficiency by bonding a fluorine sulfonic acid type cation exchange membrane to a polymer having a specified amt. of-CO2H in the presence of a vinyl mono...
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JPS541585B2 |
Fluoropoylmer mixts. contg. (A) a copolymer constg. of the following inter-polymerisd. units: (1) =3 mol% units which are derived from a bromine-contg. olefine so that >=0.05 wt. % Br is present in the copolymer, and (2) the remainder of...
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JPS5347148B2 |
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JPS5344509B1 |
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JPS5342351B2 |
High temperature processing fluorocarbon polymers having incorporated therein an ester of dimethacrylic acid as a crosslinking agent for the polymer. The crosslinking agent has the structural formula OR1O PARALLEL ¦ PARALLEL CH2=C-C-O-R...
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JPS5342350B2 |
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JPS53106900A |
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JPS5331674B2 |
A method for preparing polymers of vinyl chloride in which polymerization of the corresponding monomer or monomers is carried out in microsuspension in the presence of a seeding product in the form of a dispersion of particles of a vinyl...
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JPS5328349B2 |
Method of preparing a stable latex having two substantially monodisperse populations of vinyl chloride polymer particles, which method comprises polymerizing, in aqueous emulsion, vinyl-polymerizable monomers containing at least 60% by w...
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JPS5327753B2 |
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JPS5379781A |
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JPS5370090A |
PURPOSE: To obtain a cation exchange membrane with excellent cation selective permeability, electrical properties, chemical resistance and mechanical strength by impregnating a perfluorocarbon polymer membrane having sulfonic acid groups...
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JPS5355356A |
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JPS5314099B2 |
1436889 Crosslinking fluorocarbon polymers using radiation INTERNATIONAL STANDARD ELECTRIC CORP 24 July 1973 [28 July 1972] 35167/73 Heading C3P [Also in Division B2] A polymeric material comprising (a) a polymer of one or more ethylenic...
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JPS5340046A |
PURPOSE: To manufacture the title molded articles having improved resistance to heat and heat distortion, by molding a graft vinyl chloride resin, onto which a silane compound is grafted, containing a silanol condensation catalyst, and b...
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JPS538593B2 |
Regeneration of spent PTFE takes place by radiation-induced graft block copolymerisation of spent PTFE with >=1 fluorinated monomer having formula: C2-FxR4-x (I) (where x is 1-4 when R is H; x is 3 when R is CF3, Cl1, C6F5 or Ph). Proces...
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JPS5329290A |
PURPOSE: To produce a chemical resistant membrane with excellent selective permeability to cations by impregnating a perfluorocarbon polymer membrane having sulfonic acid group with diene derivatives having carboxylic acid group; partial...
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JPS5329291A |
PURPOSE: To produce a durable membrane with OH- permeation inhibiting property and low membrane resistance by impregnating a perfluorocarbon polymer membrane having sulfonic acid group with sultone ring-forming diolefin monomers and poly...
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JPS534115B2 |
Fluoropoylmer mixts. contg. (A) a copolymer constg. of the following inter-polymerisd. units: (1) =3 mol% units which are derived from a bromine-contg. olefine so that >=0.05 wt. % Br is present in the copolymer, and (2) the remainder of...
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JPS5247953B2 |
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JPS5247960B2 |
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JPS5247930B2 |
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JPS5244918B1 |
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JPS5244594B2 |
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JPS5234675B1 |
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JPS5289156A |
PURPOSE: To form thermostablesurface 1 layers with excellent wearing propetties, hardness and elasticity on the articles consisting mainly of polyvinyl chloride resins, by the irradiation of X-rays or gamma rays in an atomosphere of a sp...
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JPS5284277A |
A graft polymer of polyvinylidene fluoride wherein the polyvinylidene fluoride has grafted thereon a polymer of an ethylenically unsaturated compound and a process for preparing such graft polymer by contacting polyvinylidene fluoride wi...
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JPS5219576B2 |
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JPS5243852A |
PURPOSE: To obtain a high-impact polyvinyl chloride by mixing a mixture of a polyvinyl chloride resin obtained by graft polymerizing butadiene onto the polyvinyl chloride and polyethylene, with a polyvinyl chloride.
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JPS529720B1 |
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JPS523668B2 |
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JPS523667B2 |
Vinyl chloride resin composition having excellent impact resistance, weather resistance and processability which comprises a vinyl chloride resin and a multicomponent resin blended therewith, said multicomponent resin being prepared by (...
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JPS524589A |
PURPOSE: To graft a reactive monomer with high efficiency under high pressure.
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JPS52782B2 |
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JPS5148191B1 |
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