Aqueous ink composition for ink-jet recording
OF THE PREFERRED EMBODIMENTS An aqueous ink composition according to the present invention comprises a water-soluble dye of the above described formula, water and a humectant. In the following table ... Read More
Inventors: Shimada, Masaru; Kawanishi, Toshiyuki; Murakami, Kakuji; Aruga, Tamotsu; Uemura, Hiroyuki;, Assignee: Ricoh Company, Ltd. (Tokyo, JP) |
Water-soluble photopolymer and method of forming pattern by use of the same
This invention is accordingly intended to present a water-soluble photopolymer capable of notably enhancing its resolution by utilizing the technology of photolithography by using light. In this inven... Read More
Inventors: Sasago, Masaru; Endo, Masayuki; Takeyama, Kenichi; Nomura, Noboru;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Pigment system for paper
I claim: 1. A pigment system for paper comprising: titanium dioxide (TiO.sub.2) and zeolite of less than 3 micron average particle size and an average crystal size of less than 1 micron. 2. The pigmen... Read More
Inventors: Rock, Steven L.;, Assignee: PQ Corporation (Valley Forge, PA) |
Use of substituted 2-(2'-hydroxyaryl)-2H-benzotriazolesulfonates as photostabilizing agents for natural and synthetic fibres
We claim: 1. A method for protecting fibres against phototendering which comprises treating the fibres under acidic conditions with a substituted benzotriazolesulfonate of the following formula: ##STR... Read More
Inventors: Evans, Neil A.; Leaver, Ian H.; Rosevear, Judi; Waters, Peter J.; Wilshire, John F. K.;, Assignee: Board of Regents, U T Systems (Austin, TX) |
Process for photochemical stabilization of undyed and dyed polyamide fibre material and blends thereof with other fibres: copper complex and light stabilizer treatment
What we claim is: 1. A process for the photochemical stabilization of undyed and dyed polyamide fiber material or blends thereof with other fiber material, which comprises treating the fiber material ... Read More
Inventors: Reinert, Gerhard; Burdeska, Kurt;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Benzophenone ether esters and use thereof to improve the light fastness of polyester dyeings
We claim: 1. A process for dyeing textile polyester material with disperse dyes in the presence of a benzophenone derivative to improve light fastness, which comprises adding to the dye bath a benzoph... Read More
Inventors: Neumann, Peter; Wegerle, Dieter; Krallmann, Reinhold;, Assignee: BASF Aktiengesellschaft (Rheinland-Pfalz, DE) |
Photohardenable compositions containing a dye borate complex and photosensitive materials employing the same
OF THE INVENTION U.S. Pat. Nos. 4,399,209 and 4,440,846 and U.S. application Ser. No. 339,917, filed Jan. 18, 1982, and Ser. No. 620,994, filed June 15, 1984, are incorporated herein by reference to ... Read More
Inventors: Gottschalk, Peter; Schuster, Gary B.;, Assignee: The Mead Corporation (Dayton, OH) |
Powdered hair dye containing cyclodextrin inclusion complex
What is claimed is: 1. A powdered hair dye comprising in admixture an oxidative dye component and an amount of a powdered oxidizing agent, effective to react with said dye component, wherein said dye ... Read More
Inventors: Oishi, Takeshi; Nakanishi, Fumio; Yamamoto, Toshihiko;, Assignee: Hoyu Co., Ltd. (JP) |
Dispersants resistant to color change
OF THE INVENTION The instant invention is based on the discovery that, in block copolymers of the general type described in Hutchins et al., U.S. Pat. No. 4,656,226, the presence of certain aromatic ... Read More
Inventors: West, Michael W. J.;, Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE) |
Transfer imaging system
Thus, a principal object of the present invention is to provide an imaging system in which images are formed by image-wise exposing a photosensitive encapsulate to actinic radiation and rupturing the ... Read More
Inventors: Sanders, Frederick W.;, Assignee: The Mead Corporation (Dayton, OH) |
Aqueous liquid dye composition of C.I. reactive blue ZI and caprolactam or N-methyl pyrrolidone
What is claimed is: 1. A method for enhancing storage stability when storing an aqueous liquid dye composition, said composition being stable for several weeks even when stored at 50.degree.-80.degree... Read More
Inventors: Yamauchi, Noriaki; Ikeou, Shinnei; Imada, Kunihiko;, Assignee: Sumitomo Chemical Company, Limited (Osaka, JP) |
Stabilization of tetrazolium salts with cyclodextrins
What is claimed is: 1. In a process for stabilizing a tetrazolium salt used as a color indicator in the determination of a substrate which is an oxidizable biochemical material by oxidizing said subst... Read More
Inventors: Yamanishi, Kazuhiko; Hanada, Toshiro;, Assignee: Wako-Pure Chemical Industries, Ltd. (Osaka, JP) |
Light-responsive material containing a dye comprising two cyclodextrin groups
OF THE INVENTION The present invention provides a light-responsive material comprising a dye containing two or more cyclodextrin groups or derivatives thereof. More preferably, the present invention ... Read More
Inventors: Okazaki, Masaki; Yamanouchi, Junichi;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Leukotriene antagonists and use thereas
AND PREFERRED EMBODIMENT The present invention relates to new organic compounds that are useful in the treatment of immediate hypersensitivity reactions. A preferred group of compounds are the compou... Read More
Inventors: Carr, F. P.; Dillard, Robert D.; McCullough, Doris E.;, Assignee: Eli Lilly and Company (Indianapolis, IN) |
Photochromic system and layers produced therewith
We claim: 1. A photochromic composition containing an oxidizable leuco dye and a photochemically activated initiator which converts the leuco dye to the dye, wherein the initiator is a compound of the... Read More
Inventors: Loerzer, Thomas; Leyrer, Reinhold J.;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DE) |
Photohardenable compositions containing a dye-borate complex and photosensitive materials employing the same
OF THE INVENTION U.S. Pat. Nos. 4,399,209 and 4,440,846 and U.S. application Ser. Nos. 339,917, filed Jan. 18, 1982, and 620,994, filed June 15, 1984, are incorporated herein by reference to the exte... Read More
Inventors: Gottschalk, Peter; Schuster, Gary B.;, Assignee: The Mead Corporation (Dayton, OH) |
Preparation of unsaturated and saturated ketones
We claim: 1. A process for the preparation of an unsaturated ketone of the formula (I) ##STR9## or a saturated ketone of the formula (II) ##STR10## where R.sup.1, R.sup.2 and R.sup.3 are each hydrogen... Read More
Inventors: Hoelderich, Wolfgang; Hupfer, Leopold; Schneider, Kurt;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DE) |
Ultraviolet protective overcoat for application to heat sensitive record materials
AND EXAMPLES OF PREFERRED EMBODIMENT The preferred overcoating compositions of the present invention are not only resisant to the photodegradative effects of ultraviolet radiation but also provide ex... Read More
Inventors: Doi, Alfred;, Assignee: |
Method for producing metal films
We claim: 1. Method for producing full-surface or partial films on a substrate, which comprises preparing a solution from a group consisting of metal acetates, metal acetyl acetonates and metal formia... Read More
Inventors: Stuke, Michael; Esrom, Hilmar; Wahl, Georg;, Assignee: ASEA Brown Boveri Aktiengesellschaft (Mannheim, DE) |
Method for producing lightfast disperse dyestuffs containing a build-in photostabilizer [molecule] compound
OF THE INVENTION The photostabilizers which are most preferred for incorporation into the dyestuffs of the present invention are those photostabilizer compounds which have heretofore been used as pho... Read More
Inventors: Freeman, Harold S.;, Assignee: North Carolina State University (Raleigh, NC) |
Method of preparing cyclodextrin-coated surfaces
OF THE INVENTION The invention herein is based on several key discoveries. One is that in the reaction of cyclodextrins with polyisocyanates, especially diisocyanates, the solubility characteristics ... Read More
Inventors: Rohrbach, Ronald P.;, Assignee: UOP (Des Plaines, IL) |
Contrast-enhancing agent for photolithography
OF THE PREFERRED EMBODIMENTS As is understood from the above given summary of the invention, the essential components in the inventive contrast-enhancing agent is the specific photo-bleachable compou... Read More
Inventors: Ichimura, Kunihiro; Yonezawa, Teruhiko; Kikuchi, Hideo; Tochizawa, Nariaki; Hayashi, Keiichi;, Assignee: Director General of Agency of Industrial Science and Technology (Tokyo, JP); Toyo Gosei Kogyo Co., Ltd. (Chiba, JP) |
Process for forming direct positive color image
OF THE INVENTION It was found that the above-described objects of this invention could be effectively achieved by the following process: that is, "A process for forming direct positive color image co... Read More
Inventors: Inoue, Noriyuki; Heki, Tatsuo; Kojima, Tetsuro; Ueda, Shinji;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Contrast enhanced photolithography
OF THE INVENTION A number of positive photolithographic resists utilise an alkali based developer which is conveniently used to remove the CEL material in the developing step. The CEL materials which... Read More
Inventors: Trundle, Clive;, Assignee: Plessey Overseas Limited (Essex, GB2) |
Preparation of stable solutions of azo dyes of m-phenylenediamine by reaction with formic acid
I claim: 1. A process for preparing a stable solution of an azo dye obtained by diazotizing and coupling unsubstituted or C.sub.1 -C.sub.4 -alkyl- or C.sub.1 -C.sub.4 -alkoxy-substituted m-phenylenedi... Read More
Inventors: Schmeidl, Karl;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DE) |
Tethered sulfonium salt photoinitiators for free radical polymerization
AND SPECIFICATION OF THE INVENTION This invention teaches the photopolymerization of free radically polymerizable compositions by a photoinitiator comprising a triarylsulfonium salt, at least one of ... Read More
Inventors: Wright, Bradford B.; DeVoe, Robert J.;, Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN) |
Process for preventing yellowing of polyamide fibre materials treated with stain-blocking agents by treatment with water-soluble light stabilizer having fibre affinity
We claim: 1. A process for preventing yellowing of a polyamide fiber material treated with a stain-blocking agent, which comprises treating the polyamide fiber material with a water-soluble light stab... Read More
Inventors: Reinert, Gerhard; Binz, Jorg;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Method of producing dyed polysaccharide:amino or imino starch derivative with reactive dye
OF THE INVENTION In the general formula [I], the arylene group of R includes phenylene group, naphthylene group, substituted phenylene groups and substituted naphthylene groups. The substituents for ... Read More
Inventors: Shinoki, Hiroshi; Ono, Mitsunori;, Assignee: Fuji Photo Film Co. Ltd. (Kanagawa, JP) |
Method for forming a direct positive image
OF THE INVENTION The nucleating agent represented by the foregoing general formula (N-I) is illustrated in detail below. Specific examples of a heterocyclic ring completed by Z.sup.1 include quinolin... Read More
Inventors: Inoue, Noriyuki; Hirano, Shigeo; Kojima, Tetsuro; Yamamoto, Mitsura; Nagaoka, Satoshi;, Assignee: Fuji Photo Film Co. Ltd. (Kanagawa, JP) |
Recording material
What is claimed is: 1. A recording material comprising at least one leuco dye having formula (I), which is colored when brought into contact with a color developer capable of inducing color formation ... Read More
Inventors: Hayakawa, Kunio; Furuya, Hiromi; Shimada, Hisanori; Nakata, Masahiro; Kodera, Kaoru; Oohara, Kouji; Akagi, Nobuo;, Assignee: Ricoh Company, Ltd. (Tokyo, JP) |
Quantum Computing 
