Pressure sensitive tape for forming water-tight field joints in rubber membranes
OF THE PREFERRED EMBODIMENTS Referring now to FIG. 1 of the drawings, roof sheeting 8 is shown generally (not to scale) having roofing membranes or sheets 10 and 12 with regions 14 and 16 overlapped ... Read More
Inventors: Cotsakis, Daniel John; Senderling, Ronald Lynn; Shears, Nicholas John;, Assignee: |
Optical disk and production method thereof
The present invention provides improvements over the above-mentioned methods and overcomes the drawbacks of such conventional methods. It provides optical disks that are inexpensive and have enhanced ... Read More
Inventors: Nebashi, Satoshi; Nishikawa, Takao; Takakuwa, Atsushi;, Assignee: Seiko Epson Corporation (Tokyo, JP) |
Crystallization modifier for polyester molding compositions
OF THE INVENTION The present invention provides a polyester composition comprising a polyester and an effective amount of an .alpha.,.omega.-bis(aminoalkyl)-polyoxyalkylene crystallization modifier h... Read More
Inventors: Dege, Gerald J.; Akkapeddi, Murali K.; Tuller, Harold W.; Vanderkooi, Jr., Nicholas;, Assignee: |
Polyethylene composition
OF THE PREFERRED EMBODIMENTS The polyethylene (hereinafter referred to as component (A)) used in the present invention is polymer obtained by polymerizing ethylene, optionally together with an .alpha... Read More
Inventors: Tajima, Yoshio; Nomiyama, Kazutosi; Shimo, Yoshiyuki; Kuroda, Nobuyuki; Matsuura, Kazuo;, Assignee: Nippon Oil Co., Ltd. (Tokyo, JP) |
Oral hygiene compositions and polymers active therein
We claim: 1. An un-filled oral hygiene composition consisting essentially of an aqueous solution of an effective amount of at least one polymer and a pharmaceutically acceptable vehicle, which polymer... Read More
Inventors: Humphries, Martyn; Nemcek, Jozef; Jaworzyn, Joseph F.; Cantwell, John B.; Gerrard, John J.;, Assignee: Imperial Chemical Industries PLC (London, GB2) |
Ink, ink-jet recording process and apparatus making use of the same
Accordingly, an object of the present invention is to provide an ink that can be free from any irregular print quality level due to differences in the types of recording paper and can satisfy fixing s... Read More
Inventors: Tonogaki, Masahiko; Suga, Yuko; Kashiwazaki, Akio; Takaide, Aya;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Crystalline propylene polymer composition
OF THE INVENTION The crystalline polypropylene, as used in this invention, denotes a homopolymer of propylene or a random or block copolymer of propylene with another .alpha.-olefin having 2 to 18 ca... Read More
Inventors: Shiga, Akinobu; Kakugo, Masahiro; Kojima, Junpei; Wakatsuki, Kizuku;, Assignee: Sumitomo Chemical Company, Limited (Osaka, JP) |
Mixtures of thermoplastic polymers in powder form
What is claimed is: 1. A process for the production of mixtures of thermoplastic polymers in powder form from aqueous emulsions of a) a thermoplastic resin in the form of a homopolymer or copolymer of... Read More
Inventors: Piejko, Karl-Erwin; Lindner, Christian; Koch, Otto;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE) |
Modified copolymer
OF THE INVENTION The unsaturated copolymer resin which is used in the present invention is a resinous copolymer comprising at least one .alpha.-olefin having 2 to 12 carbon atoms and at least one 1,4... Read More
Inventors: Fujii, Masaki; Gotoh, Shiroh; Kitagawa, Sadao;, Assignee: Mitsubishi Petrochemical Co., Ltd. (Tokyo, JP) |
Polyproplene-high trans 1,4-polybutadiene blends
What is claimed is: 1. A composition comprising a blend of (a) about 1 to 99 parts by weight of polypropylene and (b) about 99 to 1 parts by weight of trans 1,4-polybutadiene rubber wherein the trans ... Read More
Inventors: Bauer, Richard G.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Preparation method of masterbatch composition for thermoplastic resin modification
What is claimed is: 1. A method for the preparation of a masterbatch composition for use in thermoplastic resin modification which comprises kneading and extruding a component mixture in the temperatu... Read More
Inventors: Matsubara, Saburo; Gohshi, Yoshihiro; Kobayashi, Seizo; Usui, Katsumi;, Assignee: Nippon Oil Co., Ltd. (Tokyo, JP) |
Process for preparing polypropylene compositions having high impact strength at low temperatures
We claim: 1. Process for preparing polymeric compositions containing at least 50% by weight of isotactic polypropylene comprising the following steps: (a) polymerizing propylene to isotactic polypropy... Read More
Inventors: Matteoli, Mario; Luciani, Luciano;, Assignee: Montedison S.p.A. (Milan, IT) |
Extrudable polymeric composition
OF THE INVENTION The present invention pertains to vinylidene chloride interpolymers blended with a variety of additives to form a polymeric composition or plastic. By "polymeric composition or plast... Read More
Inventors: Kirkpatrick, Donald E.; Stevenson, James A.; Hyun, Kun S.;, Assignee: The Dow Chemical Company (Midland, MI) |
High-impact polyamide molding and extrusion resin compositions
What is claimed is: 1. The product of the process of melt blending: (a) from about 50 to about 97% by weight of a polyamide resin derived from (1) the reaction of a dicarboxylic acid or derivative the... Read More
Inventors: Moncur, Marlowe V.;, Assignee: Monsanto Company (St. Louis, MO) |
Processing aid for polymers
OF THE INVENTION In accordance with the present invention it has been discovered, surprisingly, that for the improvement of extrusion behavior, difficultly melt-processible polymers which contain com... Read More
Inventors: Chapman, Jr., George R.; Priester, Donnan E.; Stewart, Charles W.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Thermoplastic compositions with very high content of pulverulent mineral materials for incorporation into polymers
In the face of the above-mentioned drawbacks, the present Applicant has conducted research, and has developed, by a novel combination of means which may or may not have been known, plastic composition... Read More
Inventors: Seinera, Henri; Luberne, Patricia; Stock, Claude; Trouve, Patrick;, Assignee: Pluess Staufer A. G. (Oftringen, CH) |
Non-agglomerating elastomeric organopolysiloxane particulates produced by polycondensation crosslinking
OF THE PREFERRED EMBODIMENTS OF THE INVENTION More particularly according to the present invention, in a preferred embodiment thereof, the emulsion contains a volatile organic solvent, the boiling po... Read More
Inventors: Desmonceau, Daniel; Jorda, Rafael;, Assignee: Rhone-Poulenc Chimie (Courbevoie, FR) |
Polyolefin/segmented copolymer blend and process
In general this invention relates to a polymer blend comprising or consisting essentially of: a) a polyolefin and b) from about 0.1 to about 50% and preferably from 0.2 to less than about 10% of a se... Read More
Inventors: Hamilton, Raymond G.; McCarty, Mark T.;, Assignee: Rohm and Haas Company (Philadelphia, PA) |
Polymers containing nylon and halogenated polymer
The present invention provides polymer compositions and polymer articles having optimized mechanical and friction properties. All embodiments of the present invention comprise nylon and at least one ... Read More
Inventors: Gherghel, Radu Olimpiu; Gherghel, Radu Dean; Gherghel, Jason Clifford;, Assignee: |
Organic acid containing filled and plasticized thermoplastic compositions based on ethylene interpolymers
OF THE INVENTION The inclusion of a processing oil in highly loaded blends of ethylene-vinyl acetate (EVA) and filler has been described in U.S. Pat. No. 4,191,798. When the filler loading exceeded a... Read More
Inventors: Schumacher, Frederick G.; Yllo, Walter;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Packaging material for photosensitive materials
It is an object of the invention to provide a packaging material for photosensitive materials which is superior in physical properties and heat sealing properties and which does not affect photosensit... Read More
Inventors: Akao, Mutsuo;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Vinyl chloride resin composition for coating electric wires
I claim: 1. An electric wire coated with a vinyl chloride resin composition, the coating being thinner than 0.8 mm, said composition comprising 100 parts by weight of a vinyl chloride resin and from 1... Read More
Inventors: Morimoto, Seiichi; Shiji, Kazuyuki; Kusu, Hisahiro;, Assignee: Mitsubishi Kasei Vinyl Company (Tokyo, JP) |
Polyolefin grafted with polycarboxylic acid, ester or anhydride and modified with polyhydroxy compound
I claim: 1. A method of preparing polyolefin compositions having improved properties which comprises reacting (a) a graft-modified polyolefin obtained by reacting a polyolefin with an unsaturated poly... Read More
Inventors: Li, George S.;, Assignee: Standard Oil Company (Cleveland, OH) |
Modified elastomer and laminate thereof
What is claimed is: 1. A modified elastomer composition including modified elastomer and crystalline polyolefin prepared by the reaction of: (A) 100 parts by weight of at least one elastomer selected ... Read More
Inventors: Inoue, Hiroshi; Miyazaki, Makoto; Isoi, Masaaki; Yoda, Makoto;, Assignee: Toa Nenryo Kogyo Kabushiki Kaisha (Tokyo, JP) |
Process for producing cycloolefin random copolymers
OF THE INVENTION The processes according to the invention will now be illustrated in detail. First, the steps of the first process for the production of cycloolefin random copolymers according to the... Read More
Inventors: Hayashi, Takashi; Uesugi, Shunyo; Wamura, Hiroo;, Assignee: Mitsui Petrochemical Industries, Ltd. (Tokyo, JP) |
Curable silicone compositions comprising vinyl monomer
OF THE INVENTION In a first aspect, this invention relates to a curable composition comprising (i) a (meth)acrylamidoorganosilicon compound containing at least one silicon-bonded, (meth)acrylamido-su... Read More
Inventors: Keryk, John R.; Varaprath, Padmakumari J.; Wright, Antony P.;, Assignee: Dow Corning Corporation (Midland, MI) |
Basing cement containing silicon ether
In accordance with the present invention there is provided a basing cement comprising an insulating binder, an inert filler material, a processing agent, and a silicone ether, said silicone ether bein... Read More
Inventors: Curhan, John D.; Fox, David H.; Audesse, Emery G.;, Assignee: GTE Products Corporation (Danvers, MA) |
Cable reclamation method and apparatus
I claim: 1. Cable reclamation apparatus for injecting a pre-mixed two-part liquid compound into and along a sheathed electrical cable, through a compound entry port in the sheath of the cable, to purg... Read More
Inventors: Gillemot, George W.;, Assignee: Thompson; John T. (Los Angeles, CA) |
Water blocked electric cables
I claim: 1. An electric cable having a core of a plurality of insulated conductors and a jacket, the interstices between the conductors and within the jacket being at least partially filled with a mix... Read More
Inventors: Woytiuk, Leo Victor;, Assignee: Northern Electric Company Limited (Montreal, CA) |
Package having dessicant composition
What is claimed is: 1. A dessicant composition of the type adapted to absorb moisture in packing applications comprising at least 20% of a particulate dessicant material and b. as a binder therefor, a... Read More
Inventors: Deffeyes, Robert J.;, Assignee: Graham Magnetics Incorporated (Graham, TX) |
Adhesives and Rubbers 
