Irradiation sterilization of semi-crystalline polymers
What is claimed is: 1. A process for sterilizing a semi-crystalline polymer, comprising: subjecting to a sterilizing amount of high energy radiation a semi-crystalline polymer having a crystalline con... Read More
Inventors: Williams, Joel; Dunn, Terry; Stannett, Vivian;, Assignee: Becton, Dickinson and Company (Rutherford, NJ) |
Radiation sterilizable propylene polymer compositions and articles manufactured therefrom
What is claimed is: 1. A high energy radiation sterilizable propylene polycomposition comprising a propylene polymer mixture of from about 0 to about 50 wt % of propylene homopolymer, from about 40 to... Read More
Inventors: Weissberger, Paula S.; Lucas, Bennie M.;, Assignee: El Paso Products Company (Odessa, TX) |
Heat stabilization or aromatic polycarbonates
We claim: 1. A thermoplastic molding composition comprising (a) a resin selected from the group consisting of polycarbonate and polyester carbonate, and (b) about 0.01 to 20.0 percent of at least one ... Read More
Inventors: Fennhoff, Gerhard; Kirsch, Jurgen; Idel, Karsten-Josef; Kircher, Klaus; Lundy, Charles;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE); Miles Inc. (Pittsburgh, PA) |
Polyol-treated antiblocking aid
Compared with this, it is the object of the invention to provide an antiblocking agent with high antiblocking effect in which the aforementioned disadvantages of the state of the art as regards the ad... Read More
Inventors: L uers, Georg; Sobottka, Richard; Dunn, Paul M.;, Assignee: W. R. Grace & Co.-Conn. (New York, NY) |
Polyolefin thermoplastic silicone elastomers employing radical cure
OF THE INVENTION Component (A) of the present invention is a thermoplastic resin comprising more than 50% by volume of a polyolefin resin having a softening point of 23.degree. C. to 300.degree. C. A... Read More
Inventors: Chorvath, Igor; Gray, Dean Curtis; Lee, Michal Kang-Jen; Tangney, Thomas John;, Assignee: Dow Corning Corporation (Midland, MI) |
Recyclable carpet floor covering
What is claimed is: 1. A recyclable carpet floor covering comprising a backing, a tied-in pile yarn and a back finish with or without a secondary backing adhered to the (primary) backing, wherein the ... Read More
Inventors: Schwarz, Gerhard; Weber, Manfred;, Assignee: Hoechst Aktiengesellschaft (DE) |
Gelled water epoxy sand consolidation system
I claim: 1. An epoxy resin composition for forming a porous permeable consolidated particulate mass, characterized as a mixture of an epoxy resin composition which comprises a polymerizable polyepoxid... Read More
Inventors: Murphey, Joseph R.;, Assignee: Halliburton Company (Duncan, OK) |
Method of making blocks, beams, pipes and building elements that can be sawn and nailed
The particles are first bonded together so that an external porosity is obtained therebetween, i.e., the particles are bonded together with voids between the particles to form a porous body and then ... Read More
Inventors: Holm, Harry;, Assignee: |
Thermoplastic composite and method and apparatus of making the same
The present invention achieves the above objects by providing an ambient temperature, dry blend for forming a thermoplastic composite that includes a quantity of expanded thermoplastic pieces and a qu... Read More
Inventors: Reetz, William R.;, Assignee: |
Composition for use in sculpturing and a process for manufacturing a sculptured product
OF THE INVENTION The present invention will be described hereinafter in more detail. According to a first aspect, the invention provides a composition for use in sculpturing which comprises a resin c... Read More
Inventors: Kita, Masami;, Assignee: Daicel-Huls Ltd. (Tokyo, JP) |
Thermoplastic molding compounds for the production of inorganic sintered moldings and a process for the production of inorganic sintered moldings
What is claimed is: 1. A molding compound for the production of inorganic sintered moldings comprising: a) silicon powder, silicon nitride powder, or a mixture thereof; and b) a binder system consisti... Read More
Inventors: Ohst, Holger; Schonfelder, Lothar; Roth, Stefan;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE) |
Anti-fouling self-polishable paints
I claim: 1. Anti-fouling self-polishable paints intended to be applied on an object at least partially submersed, comprising at least one of organic solvents, colouring pigment, wetting agents, disper... Read More
Inventors: Cambon, Christian;, Assignee: Etat Francais as represented by the Delegue General pour l'Armement (Paris, FR) |
Acicular electroconductive titanium oxide and process for producing same
What is claimed is: 1. An electroconductive titanium oxide which comprises an acicular titanium oxide having a length of 1 to 10 .mu.m and an aspect ratio of 3 or higher, and containing up to 1% by we... Read More
Inventors: Sakamoto, Masashi; Okuda, Haruo; Takahashi, Hideo; Yamada, Eiji;, Assignee: Ishihara Sangyo Kaisha, Ltd. (Osaka, JP) |
Conductive agent for electrostatic coating of plastics and electrostatically coated plastic moldings
OF THE INVENTION The present invention broadly provides an electrically conductive composition for use in the electrostatic spray coating of plastic articles, which comprises (A) a polyurethane resin... Read More
Inventors: Takahashi, Katsuhiko; Suzuki, Yoshiharu;, Assignee: Polyplastics Co., Ltd. (Osaka, JP) |
Electrostatic recording film
OF THE INVENTION In the electrostatic recording film of the present invention, the weight ratio of the polymer binder to the fibrous conductive powder preferably ranges from 100/0.1 to 100/40. Furthe... Read More
Inventors: Konno, Takeshi;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Pressure-sensitive poly(n-vinyl lactam) adhesive composition and method for producing and using same
What is claimed is: 1. A hydrophilic, pressure sensitive adhesive composition comprising: poly(N-vinyl lactam) radiation-crosslinked while in a solid form and an essentially unirradiated plasticizer p... Read More
Inventors: Duan, Daniel C.; Asmus, Robert A.; Dietz, Timothy M.; Uy, Rosa; Benson, Jr., Olester;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
High green strength rubbers
I claim: 1. A method of producing an SBR based rubber characterized by high green strength and elongation in the uncured stage comprising blending the SBR based rubber is selected from the group consi... Read More
Inventors: Wirth, Kenneth H.;, Assignee: Copolymer Rubber & Chemical Corp. (Baton Rouge, LA) |
Thermoplastic elastomer compositions
OF THE PREFERRED EMBODIMENTS (1) Ethylene/.alpha.-Olefin Copolymer (A) In the ethylene/.alpha.-olefin copolymer (A) used in the present invention, the .alpha.-olefin to be copolymerized with ethylene... Read More
Inventors: Kobayashi, Seizo; Usui, Katumi; Mizoe, Takashi; Yamaoka, Noboru; Matsuura, Kazuo;, Assignee: Nippon Oil Company, Limited (Tokyo, JP) |
Process for producing fixing roller
What is claimed is: 1. A process for producing a fixing roller comprising coating a fluorine resin dispersion onto a cylindrical core by using a transfer coating apparatus comprising a transfer roller... Read More
Inventors: Okazaki, Hiroshi; Nishi, Masaya; Kato, Chiaki;, Assignee: Sumitomo Electric Industries, Ltd. (Osaka, JP) |
Calendering of polyolefins
OF THE INVENTION It has been found that the objects of this invention can be achieved by using as a lubricant for polyolefins a composition comprising from about 60 to about 70 parts by weight of at ... Read More
Inventors: Ejk, Adam J.; Krzywicki, Donald J.;, Assignee: Tenneco Chemicals, Inc. (Piscataway, NJ) |
Thermoplastic resin composition and process for preparing the same
We claim: 1. A thermoplastic resin composition which comprises (A) 10 to 90% by weight of a polyphenylene ether, (B) 90 to 10% by weight of a saturated polyester, and (C) 0.1 to 10 parts by weight of ... Read More
Inventors: Tsukahara, Toru; Nishimura, Hiromi; Arashiro, Yusuke; Takagi, Kiyoji; Nishida, Koji;, Assignee: Mitsubishi Petrochemical Co., Ltd. (Tokyo, JP) |
Grafted polyolefin composition having improved adhesiveness
What we claim is: 1. A composition having improved adhesion to polar solid materials which consists essentially of (A) 97 to 80 parts by weight based on the total weight of the resin composition of a ... Read More
Inventors: Matsumoto, Hisashi; Niimi, Hiroji;, Assignee: Mitsui Petrochemical Industries Ltd. (Tokyo, JP) |
Maleic anhydride grafts of olefin polymers
S The high density polyethylene polymer (HDPE) for use in the present invention is a normally solid, high molecular weight polymer prepared using a coordination-type catalyst in a process wherein ethy... Read More
Inventors: Tabor, Ricky L.; Allen, James A.;, Assignee: The Dow Chemical Company (Midland, MI) |
Crystallization resistant, low modulus elastomer for flexible bearings
OF THE PREFERRED EMBODIMENTS Rubber compositions according to the present invention consist essentially of from about 60 phr to about 80 phr, preferably from about 65 phr to about 75 phr, more prefer... Read More
Inventors: Guillot, David G.;, Assignee: Thiokol Corporation (Ogden, UT) |
Polyethylene resin composition
What is claimed is: 1. A polyethylene resin composition characterized by containing: (A) 50-99.9 parts by weight of an ethylene polymer; and (B) 0.1-50 parts by weight of a modified ethylene-.alpha.-o... Read More
Inventors: Sano, Akira; Yoshizumi, Motohiko; Hirata, Hiroki; Mtsuura, Kazuo; Suyama, Hisahiko;, Assignee: Nippon Oil Company, Limited (Tokyo, JP); Mitsubishi Metal Corporation (Tokyo, JP) |
Vinyl monomer compositions with accelerated surface cure
OF THE INVENTION Compositions of this invention have a de-inhibiting amount of diolefin rubber dispersed in vinyl monomer including at least one relatively low volatility vinyl monomer, wherein the d... Read More
Inventors: Hinz, Frederick P.;, Assignee: Rohm and Haas Company (Philadelphia, PA) |
Comb polymers having a halobutyl rubber backbone
OF THE INVENTION A halobutyl (halogenated butyl) rubber is utilized as the backbone in the graft, polymers of this invention. Butyl rubbers are made by the copolymerization of isobutylene monomer wit... Read More
Inventors: Jalics, George; Bauer, Richard G.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Radiation curable adhesive compositions and composite structures
In accordance with the present invention, an adhesive composition is provided which is capable of being cured by high energy ionizing radiation and which comprises an elastomer, a chemically compatibl... Read More
Inventors: Brenner, Walter;, Assignee: The Standard Products Company (Cleveland, OH) |
Ternary adhesive compositions
We claim: 1. An adhesive composition having enhanced strength and high temperature resistance, comprising: (a) a thermoplastic elastomer having grafted thereto a C.sub.3 to C.sub.10 unsaturated mono- ... Read More
Inventors: McElrath, Kenneth O.; Robertson, Martha L.; Chow, Wai Y.;, Assignee: Exxon Chemical Patents Inc. (Linden, NJ) |
Thermoplastic compositions and process for preparing the same
OF THE INVENTION A thermoplastic polyamide and an unvulcanized elastomeric halogen-containing copolymer of a C.sub.4 to C.sub.7 isomonoolefin and a para-alkylstyrene are contacted with a metal compou... Read More
Inventors: Yu, Thomas C.; Wang, Hsien C.; Powers, Kenneth W.;, Assignee: Exxon Chemical Patents Inc. (Linden, NJ) |
Adhesives and Rubbers 
