Coating composition of an acrylic polymer having ethylenically unsaturated groups and an acrylic polymer having primary amine groups
The coating composition contains about 20-80% by weight of binder and 80-20% by weight of a solvent for the binder. The binder is a blend of about 50-90% by weight of an acrylic amino ester polymer a... Read More
Inventors: DenHartog, Herman C.; Walus, Aloysius N.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Catalysts for the polymerization of olefins
We claim: 1. A catalyst-forming component for use in preparing catalysts for the polymerization of olefins and which is the product obtained by contacting a titanium tetrahalide with an anhydrous magn... Read More
Inventors: Mayr, Adolfo; Galli, Paolo; Susa, Ermanno; Di Drusco, Giovanni; Giachetti, Ettore;, Assignee: Montecatini Edison S.p.A. (Milan, IT) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE*** Homogeneous-heterogeneous catalyst system for polyolefins
OF THE INVENTION The multi-catalyst system of the present invention is useful in the polymerization of any polymer in which separate polymerizations with a homogeneous catalyst and with a heterogeneo... Read More
Inventors: Shamshoum, Edwar S.; Elder, Michael J.; Reddy, Baireddy R.; Rauscher, David J.;, Assignee: Fina Technology, Inc. (Dallas, TX) |
Catalyst for polymerizing an olefin and method for producing an olefin polymer
We claim: 1. A catalyst for polymerizing an olefin which consists essentially of a product obtained by contacting (A) a metallocene transition metal compound, (B) at least one member selected from the... Read More
Inventors: Suga, Yoshinori; Maruyama, Yasuo; Isobe, Eiji; Suzuki, Toru; Shimizu, Fumihiko;, Assignee: Mitsubishi Kasei Corporation (Tokyo, JP) |
Process for preparing biaxially oriented polypropylene film suitable for twist wrapping
It is therefore an object of the instant invention to provide a multilayered, coextruded, highly transparent, biaxially oriented polypropylene film which has good twisting properties and is suitable f... Read More
Inventors: Peiffer, Herbert; Murschall, Ursula; Schloegl, Gunter;, Assignee: Hoechst Aktiengesellschaft (Frankfurt am Main, DE) |
Process for the production of a biaxially highly oriented polypropylene film
The propylene polymer of the base ply (or single ply, if there are no top plies) is preferably essentially a homopolymer; that is, there are preferably essentially no other repeating units, since min... Read More
Inventors: Peiffer, Herbert; Murschall, Ursula; Busch, Detlef; Lohmann, Harald;, Assignee: Hoechst AG (DE) |
Process for making a drag shield for a power mower
With the problems of the prior art in mind, the present invention includes two opposing and spaced apart rigid members of a first polymer material connected together by a centrally located web therebe... Read More
Inventors: Kulkaski, Stanley V.;, Assignee: K. Jabat, Inc. (Green Brook, NJ) |
Process for producing a chloromethylated polymer
We claim: 1. A process for producing a chloromethylated polymer by reacting styrene polymer particles with chloromethyl methyl ether in the presence of a catalyst, characterized in that hydrogen chlor... Read More
Inventors: Tada, Akira; Morita, Takamitsu; Teraue, Takeshi; Kusumoto, Yoshihiro;, Assignee: Mitsubishi Chemical Industries Ltd. (Tokyo, JP) |
Graft polymers of vinyl chloride on unsaturated olefinic elastomers and process for the preparation thereof
Having thus described our invention, what we desire to secure by Letters Patent and hereby claim is: 1. An impact resistant polymeric composition comprising a mixture of the following components: a. a... Read More
Inventors: Severini, Febo; Valvassori, Alberto; Pagliari, Alberto;, Assignee: Montecatini Edison S.p.A. (Milan, IT) |
Method of polymerizing vinyl halide with olefin polymers and copolymers and compositions thereof
What is claimed is: 1. In a process for the preparation of a vinyl chloride polymer comprising polymerizing in bulk in liquid phase in the presence of a trunk polymer and a free radical initiator comp... Read More
Inventors: Takahashi, Akio;, Assignee: Hooker Chemicals & Plastics Corporation (Niagara Falls, NY) |
Method of preparing vinyl halide polymers and copolymers with polyolefins
OF THE INVENTION AND PREFERRED EMBODIMENTS THEREOF Except for the above-defined improvements of the invention, the reactants and reaction conditions, e.g. reaction temperature and pressure, are subst... Read More
Inventors: Walker, Leigh E.;, Assignee: Hooker Chemicals & Plastics Corp. (Niagara Falls, NY) |
Ceramic tile adhesive water resistant compositions based on copolymers emulsions
I claim: 1. A ceramic tile adhesive composition containing from 20 to 90% by weight of the total weight of the composition of at least one filler, a zinc compound and an aqueous emulsion of a copolyme... Read More
Inventors: Parker, Robert G.;, Assignee: Scott Bader Company Limited (Wollaston, GB2) |
Thermoplastic molding materials based on polyamide blends
We claim: 1. A thermoplastic molding material containing, as essential components, A) 20-98% by weight of a partly aromatic amide copolymer essentially consisting of a.sub.1) 60-75% by weight of units... Read More
Inventors: Koch, Eckhard M.; Heinz, Gerhard; Goetz, Walter; Pipper, Gunter;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DE) |
Use of thermoplastic elastomers for improving the stability of polyolefins to ionizing radiation
What is claimed is: 1. A method for improving the stability of a polyolefin base polymer to ionizing radiation, which comprises admixing said polyolefin base polymer with a thermoplastic elastomer sel... Read More
Inventors: Wolfschwenger, Johannes; Bernreitner, Klaus;, Assignee: Borealis AG (AT) |
Substantially amorphous olefin copolymers and compatible tackifying resins useful as hot-melt, pressure-sensitive adhesives
We claim: 1. A substantially amorphous copolymer containing at least one C.sub.3 to C.sub.5 linear alpha-olefin and 40 to 60 mole percent of at least one higher alpha-olefin of 6 to 10 carbon atoms, s... Read More
Inventors: Trotter, Jimmy R.; Joyner, Frederick B.; McConnell, Richard L.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Continuously forming and transporting consolidatable resin coated particulate materials in aqueous gels
What is claimed is: 1. A composition comprising: an aqueous liquid; a gelling agent comprising at least one member selected from galactomannon gums and derivatives thereof; a resin composition compris... Read More
Inventors: Murphey, Joseph R.; Totty, Kenneth D.;, Assignee: Halliburton Company (Duncan, OK) |
Blends of linear low density ethylene copolymers
I claim: 1. A polymer blend comprising a linear low density copolymer of ethylene with an olefin containing 4 to 10 carbon atoms and minor amounts of an at least partially isotactic, partially crystal... Read More
Inventors: Shirodkar, Pradeep P.;, Assignee: Mobil Oil Corporation (New York, NY) |
Impact copolymer compositions
What is claimed is: 1. A polypropylene impact copolymer composition consisting essentially of a homopolymer phase of propylene homopolymer and a copolymer phase of copolymer of ethylene and propylene,... Read More
Inventors: McCullough, Jr., James D.; Ficker, Harold K.;, Assignee: Shell Oil Company (Houston, TX) |
Molding composition
OF THE INVENTION The molding composition of the present invention employs mixtures of several resins, two or more stabilizers, four or more plasticizers, three or more lubricants and processing aids ... Read More
Inventors: Khanna, Sarwan K.;, Assignee: RCA Corporation (New York, NY) |
Asbestos-free friction material
What we claim is: 1. An asbestos-free friction material comprising 5 to 25% by weight of a hardenable binder or binder mixture, a reinforcing fibrous material and conventional fillers, abrasives and l... Read More
Inventors: Moraw, Klaus; Paul, Hans-Gunther;, Assignee: Rutgerswerke Aktiengesellschaft (Frankfurt am Main, DE) |
Process for the preparation of a stable, readily soluble granulate with a content of bleach activators
OF THE INVENTION Applicants have developed a process for preparing bleach activator granulates which satifies the criteria set forth above. According to the process, a stable granulate containing ble... Read More
Inventors: Saran, Herbert; Witthaus, Martin; Smulders, Eduard; Schwadtke, Karl;, Assignee: Henkel Kommanditgesellschaft auf Aktien (Dusseldorf-Holthausen, DE) |
Composition comprising a metal salt and metal powder therefrom by the calcining thereof
OF THE INVENTION Disclosed herein is a composition that is non-fluid substance of an essentially solid, or semi-solid, phase. The composition comprises as first component, a hydrophilic polymer forme... Read More
Inventors: Grunbauer, Henri J. M.; Broos, Jacobus A.; van Buren, Frederik R.;, Assignee: The Dow Chemical Company (Midland, MI) |
Process for the production of modified polyolefin
OF THE INVENTION A feature of the present invention is that the organosilane compound added to modified polyolefin reacts with the unreacted unsaturated carboxylic acids or their anhydride remaining ... Read More
Inventors: Yamamoto, Noboru; Isoi, Masaaki; Yoda, Maoto; Wada, Shozo;, Assignee: Toa Nenryo Kogyo Kabushiki Kaisha (Tokyo, JP) |
Reinforced cement sheet product containing fibers other than asbestos, clay and thickener
What is claimed is: 1. A fiber-cement product comprising by weight Portland cement in an amount of between about 40% and 80%, fibers other than asbestos in an amount of between about 1% and 15%, a thi... Read More
Inventors: Johnson, Robert M.; Melling, Elmer M.;, Assignee: National Gypsum Company (Dallas, TX) |
Reinforcing element and method of making the same
1. A reinforcing element comprising a bundle of from about 15 to about 100 strands of reinforcing material, said strands being between about 1/3 inch and 2 inches in length, and said strands in said b... Read More
Inventors: Sheehan, Richard W.;, Assignee: Sherwood Research Corporation (Johnson City, TN) |
5-Aralkyl substituted 2h-benzotriazoles in stabilized compositions
What is claimed is: 1. A stabilized composition which comprises (a) an organic polymer substrate subject to light-induced deterioration, and (b) 0.1 to 5% by weight of the stabilized composition of th... Read More
Inventors: Seltzer, Raymond; Winter, Roland A. E.;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Nucleated nylon/PTFE compositions
We claim: 1. Polycaproamide/polytetrafluoroethylene composition extrudable to form flexible tubing having low friction and high wear resistance, when serving as a sleeve bearing for steel wire, wherei... Read More
Inventors: Khattab, Ghazi M. A.; Salatiello, Peter P.;, Assignee: Allied Chemical Corporation (Morris Township, Morris County, NJ) |
Nylon 6 with improved wear life
I claim: 1. A molding composition comprising a melt blend of: a major weight amount of nylon 6, a polymer of caprolactam, and 2 to 5 weight percent amount of a polyolefin, 2 to 5 weight percent of a p... Read More
Inventors: Scheetz, Howard A.;, Assignee: The Polymer Corporation (Reading, PA) |
Isocyanate-crosslinked coating having reduced yellowing
We claim: 1. A coating composition for producing a clear or colorless coating, comprising: (a) a polymer comprising at least one functional group that is reactive with isocyanate, (b) a blocked polyis... Read More
Inventors: Cook, Vincent C.; Brunsch, Thomas R.;, Assignee: BASF Corporation (Southfield, MI) |
Pipeline method for transporting viscous hydrocarbons
What is claimed is: 1. In the transportation of viscous hydrocarbons by pipeline, the improvement which comprises introducing into said pipeline with said hydrocarbons an aqueous olution comprising fr... Read More
Inventors: Flournoy, Kenoth H.; Cardenas, Ricardo L.; Carlin, Joseph T.;, Assignee: Texaco Inc. (New York, NY) |
Adhesives and Rubbers 
