Dental caries detection
OF THE PREFERRED EMBODIMENTS By chemical nomenclature, the dyes employed in the formulation of the caries detector of the present invention are as follows: (1) Phloxine B (CI 45410) (Generic name, CI... Read More
Inventors: Yamauchi, Junichi; Shibatani, Kyoichiro; Ikeguchi, Eiji; Omura, Ikuo; Nagase, Yoshinori;, Assignee: Kuraray Company, Limited (Kurashiki, JP) |
Topical composition containing steroid in two forms released independently from polymeric carrier
This invention concerns both an ocular insert and an ocular composition. The insert and the composition comprise and they dispense the same steroid that is present in the insert and in the composition... Read More
Inventors: Shell, John W.; Gale, Robert M.;, Assignee: ALZA Corporation (Palo Alto, CA) |
Prostaglandin intermediate
What is claimed is: 1. The compound which is 7-[5.alpha.-hydroxy-3.alpha.-methyl-2.beta.-(3-oxo-trans-1-octenyl) -1.alpha.-cyclopentyl]-cis-5-heptenoic acid.
Description:
BACKGROUND OF TH... Read More
Inventors: Strike, Donald P.; Kao, Wenling; Fenichel, Richard L.;, Assignee: American Home Products Corporation (New York, NY) |
Hydrocyanation of olefinic alkyl esters
OF THE INVENTION According to the present invention, cyanoesters are produced by the catalytic addition of hydrogen cyanide to carboxylate esters. The overall reaction taking place in this process is... Read More
Inventors: Pesa, Frederick A.; Graham, Anne M.;, Assignee: The Standard Oil Company (Cleveland, OH) |
Nondenaturing zwitterionic detergents
I claim: 1. A nondenaturing zwitterionic detergent for protein consisting of an effective amount of 3-[(3-cholamidopropyl)dimethylammonio]-1-propanesulfonate in a water carrier. 2. The process accordi... Read More
Inventors: Hjelmeland, Leonard M.;, Assignee: The United States of America as represented by the Secretary of the (Washington, DC) |
Method of producing high molecular derivatives
What we claim is: 1. A method for producing high molecular weight derivatives containing at least a recurring unit of the formula: ##SPC8## wherein R means an organic residue except for 2,4-dinitrophe... Read More
Inventors: Okubo, Tsuneo; Ise, Norio;, Assignee: |
Polyvinyl quaternaries
We claim: 1. The process for preparing polyvinyl quaternary amines which comprises reacting an aqueous solution of a tertiary amine with ethylene dihalide in the mol ratio of about 2 to 1 at a tempera... Read More
Inventors: Redmore, Derek; Welge, Frederick T.;, Assignee: Petrolite Corporation (St. Louis, MO) |
Process for preparing aryl- or heteroarylhexadienoic acids
We claim: 1. A process for preparing aryl- or heteroarylhexadienoic acids, characterized in that an aryl- or heteroarylacetylene of formula: R--C.tbd.CH (I), wherein R is an aryl group containing 1 or... Read More
Inventors: Chiusoli, Gian P.; Giroldini, William; Pallini, Luciano; Salerno, Giuseppe;, Assignee: Montedison S.p.A. (Milan, IT) |
Developing method for developer transfer under electrical bias and apparatus therefor
The present invention has been made to eliminate the above-noted problems peculiar to the various developing methods using one-component developer, and it is a primary object of the invention to provi... Read More
Inventors: Kanbe, Junichiro; Toyono, Tsutomu; Hosono, Nagao; Takahashi, Tohru;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Photosensitive composition with polymer having diazonium salt in side chain
OF THE INVENTION A preferred compound of formula (I) is such that B represents a substituted aralkylene group, C is --O--, l=0, and m=n=1. Also preferred is a compound wherein Y is bonded to the phen... Read More
Inventors: Minamizono, Junji; Sekiya, Toshiyuki;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Silyl ethers, a process for their production and their use as polymerization initiators
We claim: 1. Silyl ethers corresponding to the formula: ##STR7## in which R.sup.1 and R.sup.2 represent phenyl, tolyl, p-tert.-butyl phenyl, o- and p-chlorophenyl, 2,4-dichlorophenyl, or m-methoxyphen... Read More
Inventors: Reuter, Knud; Dhein, Rolf;, Assignee: Bayer Aktiengesellschaft (Leverkusen, DE) |
Process for nonaqueous dispersion polymerization of butadiene in the presence of polymeric dispersing agents
Butadiene can be polymerized to a very high (95% or greater) cis-1,4-polybutadiene in a nonaqueous liquid dispersion medium containing random copolymers of butadiene and styrene to produce very high ... Read More
Inventors: Throckmorton, Morford C.;, Assignee: The Goodyear Tire & Rubber Company (Akron, OH) |
Developer compositions containing quaternized vinylpyridine polymers, and copolymers
What is claimed is: 1. A positively charged dry developer composition comprised of resin particles, pigment particles, carrier particles, and a charge enhancing component comprised of partially quater... Read More
Inventors: Lu, Chin H.;, Assignee: Xerox Corporation (Stamford, CT) |
Imaging element and process with laser absorptive ink barrier layer
The present invention is directed to a method for forming an image and an imaging element for use in said method. The method comprises an imagewise exposure of an imaging element with a laser wherein ... Read More
Inventors: Viola, Michael S.;, Assignee: Polaroid Corporation (Cambridge, MA) |
Process and catalyst for olefin polymerization
OF THE INVENTION The organophosphates and organophosphoramides contemplated for use in the present invention are those which are capable of causing the metal halide to go into solution. Typical organ... Read More
Inventors: Martin, Joel L.;, Assignee: Phillips Petroleum Company (Bartlesville, OK) |
Polymers of N,N-disubstituted acrylamides and method for the preparation thereof
What is claimed is: 1. A block copolymer, the block copolymer being of the configuration AB or ABA, the block A being a polymer of N-methyl, N-phenyl acrylamide and B is a block of an anionically poly... Read More
Inventors: Huynh-Ba, Gia; McGrath, James E.;, Assignee: The Dow Chemical Company (Midland, MI) |
Derivatives of 5-hydroxy-6-diloweralkylaminomethyl-benzofurans
We claim: 1. A compound of the formula: ##SPC5## wherein R is lower alkyl, R' is selected from the group consisting of lower alkyl and phenyl, R.sup.2 is lower alkyl, R.sup.3 is lower alkyl, and X is ... Read More
Inventors: Grinev, Alexei Nikolaevich; Stolyarchuk, Alexandr Alexandrovich; Galenko-Yaroshevsky, Pavel Alexandrovich; Tantsjura, Vladimir Spiridonovich; Arkhangelskaya, Natalya Vitalievna;, Assignee: |
Process for producing parasiticidal milbemycin derivatives by culturing streptomyces
We claim: 1. A process for the production of a compound of formula (I) ##STR10## wherein R.sup.1 is hydrogen or methyl, R.sup.2 is hydrogen or E 2-methyl 2-butenoyloxy, and R.sup.3 is hydrogen or hydr... Read More
Inventors: Banks, Rhona M.; Baker, Geoffrey H.; Dorgan, Roderick J.; Poulton, Mark E.;, Assignee: Pfizer Inc. (New York, NY) |
Hypocholesterolemic fermentation products
What is claimed is: 1. A compound of structural formula I in substantially pure form: ##STR6## 2. An antihypercholesterolemic pharmaceutical composition comprising a pharmaceutical carrier and an effe... Read More
Inventors: Gullo, Vincent P.; Lam, Tony Y. K.; Monaghan, Richard L.;, Assignee: Merck & Co., Inc. (Rahway, NJ) |
Contact lens disinfecting and preserving solution
The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows: 1. A method for preserving or disinfecting soft contact lenses comprising contacting sai... Read More
Inventors: Mandt, Lawrence D.; Riedhammer, Thomas M.; Smith, Francis X.;, Assignee: Bausch & Lomb Incorporated (Rochester, NY) |
Molecular Biology 
