| Patents for C09B 47 - Porphines; Azaporphines (3,088) |
|---|
| 01/02/1991 | EP0405420A1 Electrophotographic photoreceptor |
| 01/01/1991 | US4981888 Phthalocyanines resistant to heat |
| 12/25/1990 | US4980081 Polymers which form liquid-crystalline phases |
| 12/12/1990 | EP0401782A2 Titanyl phthalocyanine crystal, method of manufacture thereof and its use for electrophotographic photosensitive material |
| 12/11/1990 | US4977068 Optical recording media |
| 11/28/1990 | EP0399430A1 Process for preparation of crystal-line oxytitanium phthalocyanine |
| 11/22/1990 | EP0398620A2 Poly(oxyalkylene) modified phthalocyanine colorants |
| 11/22/1990 | EP0397939A1 Process for the halogenation of copper phthalocyanine |
| 11/22/1990 | CA2017162A1 Process for preparation of crystalline oxytitanium phthalocyanine |
| 11/20/1990 | US4971877 α-type titanyl phthalocyanine composition, method for production thereof, and electrophotographic sensitive material using same |
| 11/13/1990 | US4970021 Phthalocyanine compounds and utility thereof |
| 10/23/1990 | CA1275452C2 Drug, and methods of preparing and using it for treatment of tumors |
| 10/10/1990 | EP0391415A2 Naphthalocyanine compounds and production thereof |
| 10/10/1990 | EP0391284A1 Tetrazaporphin dye mixtures |
| 10/04/1990 | CA2013293A1 Tetrazaporphin dye mixtures |
| 10/02/1990 | US4960538 Light, weather, thermal resistance |
| 08/30/1990 | DE4005015A1 New cationic copper, nickel and cobalt phthalocyanine dyestuff cpds. - are prepd. by linking and quaternising amino-alkyl-amino-sulphonyl phthalocyanine |
| 08/29/1990 | EP0384503A1 Metallo-porphyrins for use as bleach catalyst |
| 08/22/1990 | CA2010271A1 Metallo-porphyrins for use as bleach catalyst |
| 08/14/1990 | US4948884 Process for the halogenation of copper phthalocyanine |
| 08/07/1990 | US4946762 Thermally alterable recording layers; improved laser optics |
| 08/01/1990 | EP0379905A1 Reactive dyes |
| 07/25/1990 | EP0379277A2 Napthtalocyanine based compound and optical recording medium containing the same |
| 07/18/1990 | EP0378509A2 Manufacture of imidomethyl phthalocyanine derivatives |
| 07/18/1990 | EP0378336A1 Naphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereof |
| 07/04/1990 | EP0376745A2 Optical recording medium and process for the production thereof |
| 07/04/1990 | EP0375967A1 Naphthalocyanine compounds and process for their preparation |
| 06/26/1990 | US4937338 Reaction product of cationic dye and heteropolyacid; optical recording media |
| 06/21/1990 | DE3941279A1 New metal phthalocyanine type cpds. derived from heterocyclic cpds. - forming electroconductive system useful e.g. as battery electrode, shield material etc. |
| 06/21/1990 | DE3940731A1 Electrically conductive copolymers of pyrrole - obtd. by reacting pyrrole and/or aniline and amino gp. contg. phthalocyanine(s) |
| 06/20/1990 | EP0373643A2 Near infrared absorbers and display/recording materials prepared by using same |
| 06/15/1990 | CA2005520A1 Near infrared absorbent and display/recording materials prepared by using same |
| 06/12/1990 | US4932934 By injecting prophyrin aggregate, transmitting radiation hydrochloride |
| 05/02/1990 | EP0366440A2 Naphthalocyanine derivatives, production thereof, optical recording medium using the same, and production thereof |
| 04/24/1990 | US4920217 Production of dimethylaminomethyl copper phthalocyanine |
| 03/22/1990 | WO1990002747A1 Red-shifted phthalocyanine and tetrabenztriazaporphyrin reagents |
| 03/14/1990 | EP0358080A2 Silicon naphthalocyanine with unsaturated ligands, and optical recording medium |
| 03/07/1990 | EP0357360A2 Naphthalocyanine derivatives, production thereof and optical recording medium using the same |
| 03/07/1990 | EP0356971A1 Tetraazaporphyrins and optical recording medium |
| 03/06/1990 | US4906747 Process for producing a metal phthalocyanine and/or its derivative |
| 02/27/1990 | US4904567 Optical recording member |
| 02/13/1990 | US4900817 Multiring phthalocyanine compounds |
| 02/06/1990 | CA1265450A1 Drug, and methods of preparing and using it for treatment of tumors |
| 01/24/1990 | EP0352182A1 Octasubstituted lithium phthalocyanines, process for their preparation and their use in EPR |
| 01/17/1990 | EP0351176A2 Low gravity enhanced growth of phthalocyanine polymorphs |
| 12/26/1989 | US4889129 Apparatus for treatment of tumors |
| 12/19/1989 | US4888422 Process for producing dimethylaminomethyl copper phthalocyanine and/or its derivatives |
| 12/06/1989 | EP0344891A2 Tetraazaporphin, process for producing the same, as well as optical recording media using the same and production processes thereof |
| 11/23/1989 | EP0343108A2 Resin compositions |
| 11/21/1989 | US4882428 Azaporphyrin compounds |
| 11/21/1989 | US4882427 Titanium phthalocyanine optical semiconductor material and electrophotographic plate using same |
| 11/08/1989 | CN1036975A Photoactivator dye composition for detergent use |
| 10/18/1989 | EP0337209A2 Alkylphthalocyanine near-infrared absorbers and recording/display materials using the same |
| 09/20/1989 | EP0333270A2 Photoactivator dye composition for detergent use |
| 09/12/1989 | US4866168 Hematoporphyrin derivatives and process of preparing |
| 09/12/1989 | US4866113 Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups |
| 09/12/1989 | US4865762 Polymers which form liquid-crystalline phases |
| 08/29/1989 | US4860697 Apparatus for the antivibratory wedging of component parts of an installation, and in particular antivibratory bars for wedging the tubes of a steam generator |
| 08/02/1989 | EP0325742A2 Phthalocyanine compound and optical recording material using it |
| 07/25/1989 | US4851549 Pigments |
| 07/05/1989 | EP0322795A2 Novel tetrapyrrole aminocarboxylic acids |
| 07/04/1989 | US4845209 Cationic phthalocyanine compounds |
| 07/04/1989 | CA1256859A1 Metal tri and tetrasulfonated phthalocyanines |
| 06/28/1989 | EP0321919A2 Pigments and their use |
| 06/27/1989 | US4842970 Electrophotographic plate containing a naphthalocyanine compound |
| 06/13/1989 | US4838943 Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups |
| 06/13/1989 | CA1255656A1 Recording information media comprising chromophores |
| 06/13/1989 | CA1255655A1 Media for optical information storage comprising an organic macrocyclic chromophore substituted with a film conferring organic substitutent |
| 05/23/1989 | US4833264 Intermediates for naphthalocyanine dyes |
| 05/16/1989 | CA1254197A1 Quaternized phthalocyanin derivatives |
| 05/03/1989 | EP0314100A2 Alpha-type titanyl phthalocyanine composition, method for production thereof, and electrophotographic sensitive material using same |
| 05/03/1989 | EP0313943A2 1,2-naphtalocyanine near-infrared absorbent and recording/display materials using same |
| 05/02/1989 | US4826173 Golf practice device |
| 04/26/1989 | CN1032578A Apparatus for antivibratory wedging of component parts of installation, and in particular antivibratory bars for wedging tubes of steam generator |
| 04/25/1989 | US4824948 Infrared radiation absorbers |
| 04/25/1989 | US4824947 Infrared radiation absorbers |
| 04/12/1989 | EP0311562A2 Manufacture of dimethyl aminomethyl copper phthalocyanine |
| 03/30/1989 | DE3829265A1 Method of reducing the content of ionogenic heavy metals during the preparation of metal complex dyes |
| 03/28/1989 | CA1251787A1 Cationic phthalocyanine compounds |
| 03/21/1989 | US4814441 Finely divided transparent metal-free X-phthalocyanine |
| 03/21/1989 | US4814256 Optical recording material |
| 03/14/1989 | US4812492 Polyurethane dispersion, ink |
| 03/08/1989 | EP0305938A1 Phthalocyanine compounds and utility thereof |
| 03/07/1989 | US4810297 Process for producing dimethylaminomethyl copper phthalocyanine and/or its derivatives |
| 02/21/1989 | US4806128 Process for preparing vat pigment dyes |
| 01/31/1989 | US4801702 Process for the preparation and conditioning or organic pigments |
| 01/25/1989 | EP0300845A1 Device for antivibrationally securing components of an installation, particularly anti-vibration bars for steam generator tubes |
| 01/24/1989 | US4800145 Substituted phthaloayanine photoconductor and charge transport phase |
| 12/28/1988 | EP0296876A2 Naphthalocyanine derivatives and their use in optical recording medium |
| 11/15/1988 | US4785091 Process for producing copper phthalocyanine pigment |
| 11/15/1988 | US4785088 Pigments and their preparation |
| 11/15/1988 | US4784905 Supported thermofusible ink layer comprising a coloring agent, image gradation control agent and carrier in a fine porous resin; hectography |
| 11/08/1988 | US4783386 Changes detected in recording and absorptive layer by lasers |
| 11/02/1988 | EP0288876A2 Electrophotographic plate |
| 10/12/1988 | EP0285965A2 Mixed phthalo-naphthalocyanines and thin radiations sensitive coating film containing same |
| 10/11/1988 | US4777251 Process for preparing oxytitanium phthalocyanine |
| 09/28/1988 | EP0284370A2 Naphthalocyanine derivatives and production processes thereof, as well as optical information recording media using the derivatives and production processes thereof |
| 09/28/1988 | EP0284369A2 5- or 6-alkoxycarbonyl-2,3-dicyanonaphthalenes and process for production thereof |
| 09/14/1988 | EP0282182A2 Substituted Phthalocyanine |
| 09/14/1988 | EP0282181A2 Substituted phthalocyanine |