Process for preparing organic dispersion of acid type fluorinated polymer
OF THE PREFERRED EMBODIMENTS The organic dispersion means a dispersion of the fluorinated polymer in a hydrophilic organic medium which can contain less than 30% preferably less than 20% of water. Th... Read More
Inventors: Miyake, Haruhisa; Sugaya, Yoshio; Asawa, Tatsuro;, Assignee: Asahi Glass Company, Ltd. (Tokyo, JP) |
Blends with poly(p-methylstyrene)
What is claimed is: 1. A blend of poly(p-methylstyrene) with between about 0.1 weight percent and about 10 weight percent low molecular weight poly (C.sub.2 -C.sub.4) monoolefin, monoolefin copolymer,... Read More
Inventors: Arbit, Harold A.;, Assignee: Mobil Oil Corporation (Fairfax, VA) |
Thermoformable polymer blend composition
We claim: 1. A process for molding articles having a desired shape which comprises feeding a thermoplastic sheet formed from a polymer blend comprising at least 50% by weight of olefin polymer, from 1... Read More
Inventors: Grancio, Michael R.; Stewart, David F.; Cass, John F.;, Assignee: Sweetheart Plastics, Inc. (Wilmington, MA) |
Phenolic foam
What is claimed is: 1. A phenolic foam produced, without the use of a chlorofluorocarbon or hydrocarbon blowing agent, as the reaction product of a mixture comprising a phenolic resole, a surfactant a... Read More
Inventors: Harris, Thomas G.;, Assignee: Armstrong World Industries, Inc. (Lancaster, PA) |
Dynamically cured thermoplastic olefin polymers
This invention relates to improved TPO compositions. In particular it relates to compositions of a specific type of polyolefin resin and two rubbers, one of which is a halogenated butyl rubber and th... Read More
Inventors: Hazelton, Donald; Puydak, Robert C.;, Assignee: Exxon Research & Engineering Company (Florham Park, NJ) |
Hot melt adhesive compositions of neutralized sulfonated EPDM and tackifier mixture
OF THE INVENTION The advantages of the hot melt adhesive compositions of the present invention can be more readily appreciated by reference to the following examples and tables. Unless otherwise spec... Read More
Inventors: Agarwal, Pawan K.; Lundberg, Robert D.;, Assignee: Exxon Research and Engineering Co. (Florham Park, NJ) |
Vinylidene chloride copolymer aqueous latex composition
We claim: 1. An aqueous latex composition comprising at least one copolymer A and at least one copolymer B, characterized in that A is an amorphous copolymer comprising polymerised units of vinylidene... Read More
Inventors: Padget, John C.; McIlrath, Donald H.;, Assignee: Imperial Chemical Industries PLC (London, GB2) |
In-situ anionic continuous dispersion polymerization process
OF THE INVENTION The copolymer rubbers prepared by the process of the instant invention are copolymers formed by the continuous copolymerization of at least one conjugated diene monomer and at least ... Read More
Inventors: Hall, James E.; Roggeman, David M.;, Assignee: Bridgestone Corporation (Tokyo, JP) |
Combustion resistant aromatic polymers containing char-forming benzyl and/or allyl moieties
OF ILLUSTRATIVE EMBODIMENTS In the present invention, the aromatic polymer is a normally solid polymer having an aromatic moiety with at least one aromatic ring position available for alkylation. Typ... Read More
Inventors: Dennis, Kent S.; Raksis, Joseph W.;, Assignee: The Dow Chemical Company (Midland, MI) |
Thermoplastic copolyester elastomers modified with salts of aliphatic polycarboxylic acid
OF PREFERRED EMBODIMENTS The instant invention comprises novel thermoplastic copolyester elastomer compositions obtained by admixing the elastomer with at least one alkali metal salt of an aliphatic ... Read More
Inventors: Hoeschele, Guenther K.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Elastomeric thermoplastics
Crystalline polyolefin resins having a crystallinity of more than 25 weight percent suitable for use in the instant invention are those high molecular weight resins prepared by polymerizing such olef... Read More
Inventors: Gessler, Albert M.; Kresge, Edward N.;, Assignee: Exxon Research & Engineering Co. (Florham Park, NJ) |
Copper adhesive composition
What is claimed is: 1. A thermoplastic adhesive composition having outstanding adhesion to copper comprising a blend of (a) about 85 weight percent of low density polyethylene; and (b) about 15 weight... Read More
Inventors: Bartz, Kenneth W.;, Assignee: Exxon Research & Engineering Co. (Florham Park, NJ) |
Film-forming thermoplastic elastomeric polymer compositions
What is claimed is: 1. A film-forming thermoplastic elastomeric blend composition consisting essentially of a blend of: (a) about 25 to 55 parts by weight of an EPM or EPDM elastomer having an ethylen... Read More
Inventors: Jansen, Deborah S.; Puydak, Robert C.;, Assignee: Exxon Research & Engineering Co. (Florham Park, NJ) |
Retort-sterilizable pouch
OF THE INVENTION There are two basic polymer components in the compositions of the present invention: a propylene-ethylene copolymer and an ethylene-vinyl acetate copolymer. The propylene-ethylene co... Read More
Inventors: Schroeder, Carl W.; Webster, Joseph R.;, Assignee: Shell Oil Company (Houston, TX) |
Melt stabilization of poly(arylene sulfide sulfone)s
OF THE INVENTION We have discovered that melt stable poly(arylene sulfide sulfone)s are unexpectedly prepared by contacting a poly(arylene sulfide sulfone) with zinc cations (Zn.sup.++). Any process ... Read More
Inventors: Bobsein, Rex L.; Yelton, Harold D.; Woods, Mark W.; Lindstrom, Merlin R.;, Assignee: Phillips Petroleum Company (Bartlesville, OK) |
Compositions comprising propylene polymer-E/VA copolymer-polyterpene resin
What is claimed is: 1. A polymer composition adapted for the manufacture of heat-sealable and sterlizable films, sealed containers or bottles comprised of: (a) from about 10 to about 98 wt % of a prop... Read More
Inventors: Lucas, Bennie M.;, Assignee: El Paso Products Company (Odessa, TX) |
Mixtures of chloroprene polymers
We claim: 1. Polychloroprene mixtures of (i) 20 to 90% by weight of sol polymer and (ii) 80 to 10% by weight of gel polymer, these percentages being based on the mixtures (i)+(ii), characterised in th... Read More
Inventors: Musch, Rudiger; Magg, Hans; Obrecht, Werner; Muller, Eberhard;, Assignee: Bayer Aktiengesellschaft (Leverkusen-Bayerwerk, DE) |
Poly(higher-1-olefin-co-propylene) copolymers as hot-melt, pressure-sensitive adhesives
We claim: 1. A hot melt, pressure sensitive adhesive comprising an amorphous propylene/higher 1-olefin copolymer containing 40 to 60 mole percent higher 1-olefin having a melt viscosity range at 190.d... Read More
Inventors: McConnell, Richard L.; Weemes, Doyle A.; Joyner, Frederick B.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Surfactants and their use as coupling agents in thermosetting polymers
What is claimed is 1. A composition comprising a vinyl carboxylic acid ester derivative of a compound selected from the group consisting of a polyoxyethylene ether derivative of mono-, di-, and tri-hy... Read More
Inventors: Herman, Daniel F.;, Assignee: NL Industries, Inc. (New York, NY) |
Solvent-resistant, compatible blends of polyphenylene ethers and linear polyesters
What is claimed is: 1. A resinous composition which comprises the following resinous components and any reaction products thereof, all percentage proportions being by weight of total resinous componen... Read More
Inventors: Brown, Sterling B.; McFay, Dennis J.; Yates, III, John B.; Lee, Gim F.;, Assignee: General Electric Company (Schenectady, NY) |
Process for preparing thermoplastic resin
What is claimed is: 1. A process for preparing a thermoplastic resin which comprises emulsion polymerization, in the presence of a radical initiator, of a mixture comprising a monomer mixture consisti... Read More
Inventors: Minematsu, Hiroyuki; Matsumoto, Kojiro; Saeki, Tadashi; Kishi, Akira;, Assignee: Sumitomo Naugatuck Co., Ltd. (JP) |
Thermoplastic resin composition
What is claimed is: 1. A thermoplastic resin composition which comprises: (a) 100 parts by weight of a graft resin composition (K) obtained by graft polymerizing an unsaturated carboxylic acid or a de... Read More
Inventors: Fujii, Takeshi; Yamamoto, Masashi;, Assignee: Sumitomo Chemical Company, Limited (Osaka, JP) |
Luminescent material
What is claimed is: 1. A luminescent beryllium-containing silicate, activated by bivalent europium and defined by the formula Me.sub.1-x Eu.sub.x Be.sub.a Si.sub.a O.sub.3a+1, in which 0.005 .ltoreq. ... Read More
Inventors: Verstegen, Judicus M. P. J.; VAN DE Spijker, Willebrordus H. M. M.; Verlijsdonk, Johannus G.;, Assignee: U.S. Philips Corporation (New York, NY) |
Polymeric compositions of styrene and amorphous polyolefins useful in preparing hot melt adhesives
I claim: 1. A process for preparing polymeric compositions having a styrene content of about 1 to about 90 percent by weight of said compositions which comprises polymerizing styrene in the presence o... Read More
Inventors: Albers, Kenneth H.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Peroxide treated substantially amorphous polyolefins useful as pressure-sensitive adhesives
We claim: 1. A process for preparing tacky modified amorphous polyolefin compositions useful as pressure sensitive adhesives which comprises reacting substantially amorphous polyolefin selected from t... Read More
Inventors: McConnell, Richard L.; Weemes, Doyle A.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Hot-melt adhesvies for bonding polyethylene
We claim: 1. An adhesive composition capable of being used as a hot-melt adhesive comprising a blend of (1) 35 to 88 weight percent substantially amorphous poly(propylene-co-higher 1-olefin), in which... Read More
Inventors: Meyer, Jr., Max F.; McConnell, Richard L.; Joyner, Frederick B.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Hot-melt adhesive compositions
We claim: 1. A hot-melt adhesive composition comprising (1) from about 55 to about 95 weight % of an amorphous polymer containing at least 30% propylene, and (2) from about 45 to about 5 weight % of a... Read More
Inventors: Stuart, Jr., Richard K.; Foster, Bruce W.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Biocompatible polymer articles
The invention includes polymer articles and a method for making the polymer articles. The polymer article comprises a hydrophobic polymer substrate and block copolymer molecules. The block copolymer m... Read More
Inventors: Ruckenstein, Eli; Chung, Dennis B.;, Assignee: State University of New York (Albany, NY) |
Aqueous acrylic-carboxylated polyether compositions
The high molecular weight water-insoluble acrylic polymer is a copolymerized latex product secured by emulsion polymerization in aqueous medium of vinyl and equivalently-reactive unsaturated monomers... Read More
Inventors: Wallace, David R.;, Assignee: PPG Industries, Inc. (Pittsburgh, PA) |
Surface modification of alumina hydrate with liquid fatty acids
OF A PREFERRED EMBODIMENT This invention relates to surface modified alumina hydrates employed as fillers for thermoplastic resins. For purposes of this description, the expression "alumina hydrate" ... Read More
Inventors: Bonsignore, Patrick V.;, Assignee: Aluminum Company of America (Pittsburgh, PA) |
Adhesives and Rubbers 
