Process for the separation of hydrogen fluoride from its mixtures with 1-chloro-1,1-difluoroethane
OF THE INVENTION The liquids added according to the present invention can be pure products or mixtures. They generally comprise to the extent of at least 20% by weight of auxiliary solvents, excellen... Read More
Inventors: Lorquet, Robert;, Assignee: Solvay & Cie. (Brussels, BE) |
Substituted trifluorooxetanes
OF THE INVENTION The novel substituted trifluorooxetane of the invention is a cyclic compound of the formula: ##STR2## wherein R.sub.f is a C.sub.1 -C.sub.10 perfluoroalkyl group and n is 0, 1 or 2. ... Read More
Inventors: Ohsaka, Yohnosuke; Takaki, Shoji;, Assignee: Daikin Industries, Ltd. (Osaka, JP) |
Method for the cooling of solid residues of gasification
I claim: 1. A method of cooling the solid residues of gasification of a reactor operated at a pressure above atmospheric for the gasification of carbonaceous materials, wherein the residues of gasific... Read More
Inventors: Velling, Gunter;, Assignee: |
Fluidized-bed apparatus
We claim: 1. In an apparatus for the fluidized-bed treatment of objects, which apparatus includes a housing having a floor and vertical circumferential wall means and defining interiorly thereof an up... Read More
Inventors: Schwing, Ewald; Sommer, Peter; Uhrner, Horst;, Assignee: |
Process for preparation of stable amorphous macrolide antibiotic solids
Our extensive investigations in an attempt to provide a process for producing amorphous solids free from crystals and having good stability with the passage of time led to the discovery that amorphous... Read More
Inventors: Sato, Toyomi; Kobayashi, Toshiyuki; Mayama, Takeshi; Okada, Akira;, Assignee: Meiji Seika Kaisha, Ltd. (Chuo, JP) |
Coated 1-(2-chlorodibenzo[b,f]oxepin-10-yl)-4-methylpiperazine compositions
OF THE INVENTION The compound, 1-(2-chlorodibenzo[b,f]oxepin-10-yl)-4-methylpiperazine, has been found to possess potent anti-psychotic properties, while at the same time having minimal extrapyramida... Read More
Inventors: Huber, Harold E.;, Assignee: Richardson-Merrell Inc. (Wilton, CT) |
Antimicrobial polymer compositions
What is claimed is: 1. A composition of matter, comprising: a toxicologically-acceptable, medical-grade elastomeric polymer, said polymer having releasably incorporated within the polymer matrix a saf... Read More
Inventors: Mustacich, Robert V.; Lucas, Donald S.; Stone, Roger L.;, Assignee: The Procter & Gamble Company (Cincinnati, OH) |
Composite blade employing biased layup
Having thus described the invention, what is considered novel and desired to be secured by Letters Patent of the United States is: 1. A blade for use in a fluid flow machine comprising a plurality of ... Read More
Inventors: Stanley, Max W.;, Assignee: General Electric Company (Cincinnati, OH) |
Turbine wheel having hub-mounted elastically deformable blade made of reinforced polymeric composite material
The purpose of the invention is to provide improved properties in the above mentioned respects, i.e. that, for example, the propeller blade at increased service load automatically optimizes its pitch;... Read More
Inventors: Stromberg, Karl-Otto;, Assignee: |
Cohesive finishes for composite materials
The present invention is embodied in high performance finishes to articles containing resin, such as articles made from advanced composite materials, and in the method of producing these finishes. Fin... Read More
Inventors: Blake, Larry D.;, Assignee: Wasatch Fiber Group, Inc. (Ogden, UT) |
Process for producing cigarette filters
We claim: 1. In a process wherein a cigarette filter element comprised of a substantially open-cell foamed thermoplastic polypropylene resin is produced by the following steps taken in sequence: a. pr... Read More
Inventors: Parker, Frederick John; Sen, Durgacharan;, Assignee: Monsanto Limited (London, EN) |
Copolyesters
I claim: 1. A solid thermoplastic copolyester consisting essentially of the polymeric reaction product of (A) reactant(s) selected from isophthalic acid, terephthalic acid and their C.sub.1 to C.sub.4... Read More
Inventors: Go, Santos W.;, Assignee: Owens-Illinois, Inc. (Toledo, OH) |
High-solids coating composition for improved rheology control containing chemically modified inorganic microparticles
OF THE INVENTION The binder system of a coating composition of the invention contains a crosslinkable resin having a weight average molecular weight of from about 500 to about 10,000. The crosslinkab... Read More
Inventors: Das, Suryya K.; Boberski, William G.; Greigger, Paul P.; Jones, James E.; Schappert, Raymond F.; Seiner, Jerome A.;, Assignee: PPG Industries, Inc. (Pittsburgh, PA) |
Compound carburetor
Therefore, a primary object of the present invention is to provide a compound carburetor for internal combustion engines wherein the transit from the primary side to the secondary side will be smoothl... Read More
Inventors: Yokoyama, Hiroshi; Ishida, Tokuzi; Kikuchi, Kunio; Zama, Kazuaki;, Assignee: Suzuki Motor Co., Ltd. (Hamana, JP); Mikuni Kogyo Kabushiki Kaisha (Tokyo, JP) |
Intumescent stressed skin composite material
What is claimed is: 1. A self-securing composite insulating wrapping comprising a first web of a thin, flexible, compliant, stressable material having a tensile strength of at least 1.75 kg/cm.sup.2, ... Read More
Inventors: Close, James R.;, Assignee: Minnesota Mining and Manufacturing Company (Saint Paul, MN) |
Water free reducing insulation for electrical cable
The objective of the present invention has been precisely to improve the insulating compositions for electrical cables so as to delay much more significantly the appearance and the development of the ... Read More
Inventors: Chabagno, Jean Michel; Junca, Gerard; Montagne, Philippe; Pourtau, Jean;, Assignee: Elf Atochem S.A. (Puteaux, FR) |
Flame retardant latexes
What is claimed is: 1. In a latex otherwise unstable to diammonium phosphate, the improvement wherein said latex has added thereto an effective flame-retardant amount of an additive comprising from on... Read More
Inventors: Moorman, David S.;, Assignee: Witco Chemical Company (New York, NY) |
Carburetor for internal combustion engines, especially very small portable engines
What I claim is: 1. A carburetor for an internal combustion engine such as a small portable engine or the like, the engine having a crankcase housing, an intake pipe communicating with a combustion ch... Read More
Inventors: Gerhardy, Reinhard;, Assignee: Firma Andreas Stihl (Waiblingen, DE) |
Shaped articles made from thermoplastic polymers
What is claimed is: 1. A shaped article comprising a base and at least one portion adhered thereto, said base being of a first thermoplastic polymer, said portion being formed by injection welding and... Read More
Inventors: Kerschbaumer, Franz; Gaehwiler, Heinz U.;, Assignee: EMS-Inventa AG (CH) |
N-Heterocyclosulfonyl-N'-pyrimidinylureas and N-heterocyclosulfonyl-N'-triazinylureas
What is claimed is: 1. A compound selected from the group consisting of a sulfonylurea of the formula: ##STR18## wherein R.sub.1 is halo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, h... Read More
Inventors: Bohner, Beat; Fory, Werner; Gass, Karl; Meyer, Willy;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Gum propellant grains with inhibitor coating
We claim: 1. A gun propellant consisting of a plurality of inhibited, particulate, grains; each of said grains consisting of: a fuel, an oxidizer, a cellulose binder, and an inhibitor coating secured ... Read More
Inventors: Flanagan, Joseph E.; Lo, George A.; Frankel, Milton B.; Haury, Vernon E.;, Assignee: Rockwell International Corporation (El Segundo, CA) |
Synthetic amorphous zirconium-bonded silicate and method for making same
What is claimed is: 1. A synthetic amorphous zirconium-bonded silicate obtained by reacting, as main starting materials, a water-soluble alkali-metal silicate with an inorganic zirconyl salt and a min... Read More
Inventors: Shinpo, Shozo; Fushino, Tetsuo; Hachijo, Akihiro; Ohtsu, Shozo;, Assignee: Lion Corporation (Tokyo, JP); Taki Chemical Co., Ltd. (Kakogawa, JP) |
Toner composition for the development of electrostatic latent images and a method of preparing the same
We claim: 1. A toner composition for the development of electrostatic latent images which comprises a polymer obtained by polymerizing a polymerizable monomer or monomers in the presence of a chlorina... Read More
Inventors: Murata, Hideki; Terada, Sadatugu; Tamaki, Kiyoshi; Wada, Tsuneo; Matsubara, Akitoshi; Takagiwa, Hiroyuki;, Assignee: Konishiroku Photo Industry Co., Ltd. (Tokyo, JP) |
Polycarbonate and polyester blends modified with polyorganosiloxane graft polymers combined with diene rubber-based graft polymers
OF THE INVENTION Polycarbonate resins, suitable for use in this invention, can comprise non-aromatic as well as aromatic forms. With respect to aromatic polycarbonate resins, these can be made by tho... Read More
Inventors: DeRudder, James L.; Wang, I-Chung W.;, Assignee: General Electric Company (Pittsfield, MA) |
3-Isothiazolones
What is claimed is: 1. A coating composition with or without a pigment which comprises a film-forming agent, a solvent or carrier, and a compound of the formula ##STR14## wherein Y is an unsubstituted... Read More
Inventors: Lewis, Sheldon N.; Miller, George A.; Law, Andrew B.;, Assignee: Rohm and Haas Company (Philadelphia, PA) |
Light-duty liquid detergent and shampoo compositions
What is claimed is: 1. A light-duty liquid detergent composition comprising: (A) from about 5% to about 50% of a foaming composition comprising (1) an alkylpolysaccharide surfactant having the formula... Read More
Inventors: Llenado, Ramon A.;, Assignee: The Procter & Gamble Company (Cincinnati, OH) |
Silicone resin coating composition especially suited for primerless adhesion to cast acrylics
OF THE INVENTION The coating compositions of this invention are prepared by hydrolyzing an alkyltrialkoxysilane or aryltrialkoxysilane of the formula RSi(OR).sub.3, wherein R is alkyl of from 1 to 3 ... Read More
Inventors: Frye, Robert B.;, Assignee: General Electric Co. (Waterford, NY) |
Microelectrophotographic method
With reference to the drawings, 2 represents an embodiment of the apparatus of the present invention in which a row of microchips, which are so labeled in the drawings, which are of a composition and... Read More
Inventors: Sloan, Donald D.;, Assignee: Dennison Manufacturing Company (Framingham, MA) |
Depot body on the basis of silicone rubber and process for the preparation thereof
What is claimed is: 1. A depot body on a silicone rubber carrier for the prolonged release of an active ingredient which comprises 2 to 50% by weight, based on the silicone rubber carrier, of a releas... Read More
Inventors: Reul, Bernhard; Hiller, Dietrich;, Assignee: Hoechst Aktiengesellschaft (Frankfurt am Main, DE) |
Self-priming pressure-sensitive adhesive tape
What is claimed is: 1. A self-priming pressure-sensitive adhesive bonding tape comprising a layer of a primary pressure-sensitive adhesive material containing an effective amount of a first adhesion p... Read More
Inventors: Gerace, Michael J.;, Assignee: Protective Treatments, Inc. (Dayton, OH) |
Adhesives and Rubbers 
