Patents by Inventor Horst Harnisch
Horst Harnisch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 5342444Abstract: Plastics are colored with at least one dyestuff of the following formula (I) ##STR1## in which the substituents have the meaning given in the description.Type: GrantFiled: July 24, 1992Date of Patent: August 30, 1994Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Peter Roschger
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Patent number: 5292881Abstract: New naphthalimides, useful as additives in toners for controlling the charge and conductivity, of the formula ##STR1## in which R represents C.sub.1 - to C.sub.22 -alkyl,R.sup.1 and R.sup.2 independently of one another in each case represent C.sub.1 - to C.sub.4 -alkyl, or R.sup.1 and R.sup.2, together with the nitrogen atom in between, form a pyrrolidine, piperidine or morpholine ring,n represents 2 or 3 andX.sup..crclbar. represent one equivalentof a benzoate or naphthoate, which is optionally substituted by chlorine, bromine, methyl, methoxy, hydroxyl, cyano and/or hydroxycarbonyl,of a benzenesulphonate which is substituted by hydroxyl, amino or nitro,of a naphthalenesulphonate which is optionally substituted by hydroxyl, amino or a sulphonic acid group, orof a fluorine-substituted anion of a C.sub.4 - to C.sub.18 -alkanecarboxylic or -alkanesulphonic acid.Type: GrantFiled: February 19, 1992Date of Patent: March 8, 1994Assignee: Bayer AktiengesellschaftInventors: Horst Berneth, Horst Harnisch, Roderich Raue, Jurgen-Rolf Hassdenteufel, Matthias Kocher
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Patent number: 5013627Abstract: Positively charged electrophotographic toners contain, besides customary resin and pigment particles, an additive which increases the cationic charge and has the general formula(X.sup.1).sup.- K.spsp.+.sup.1 -Y.sup.1 -A-Y.sup.2 -K.spsp.+.sup.2 (X.sub.2).sup.- (I)wherein the symbols have the meaning mentioned in the description.Type: GrantFiled: August 7, 1989Date of Patent: May 7, 1991Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Roderich Raue
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Patent number: 4997740Abstract: The invention relates to positively charged electrophotographic toners which, in addition to customary resin and pigment particles, contain an additive which intensifies the cationic charge, of the general formula ##STR1## wherein R.sup.1 and R.sup.2 independently of one another represent H, C.sub.1 -C.sub.22 -alkyl, allyl, cyclohexyl, phenyl-C.sub.1 -C.sub.2 -alkyl or phenyl andAn.sup.- denotes an anion,wherein the ring A and the cyclic and acyclic radicals can carry 1-2 nonionic substituents.Type: GrantFiled: November 17, 1989Date of Patent: March 5, 1991Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Roderich Raue, Klaus Wunderlich
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Patent number: 4927729Abstract: Heteropolyacid salts of the formula ##STR1## R.sup.1 and R.sup.2 independently of one another stand for hydrogen, chlorine, bromine, hydroxyl, C.sub.1 - to C.sub.4 -alkoxy, nitro or carboxyl,A stand for C.sub.1 - to C.sub.5 -alkylene or --C.sub.6 H.sub.4 --CH.sub.2 -- (m- or p-),m stands for 0 or 1,n stands for 1 or 2,K.sup..sym. stands for ##STR2## R.sup.3 stands for C.sub.1 - to C.sub.24 -alkyl, carbamoyl-C.sub.1 - to C.sub.2 -alkyl, C.sub.1 - to C.sub.4 -alkoxycarbonyl-C.sub.1 - to C.sub.2 -alkyl, benzyl, cyclohexyl or allyl,R.sup.4 stands for C.sub.1 - to C.sub.4 -alkyl or a single bond linked to D,R.sup.5 stands for C.sub.1 - to C.sub.4 -alkyl,D stands for --CH.sub.2 --, --CH.sub.2 --CO--, --CH.sub.2 --CO--NH-- or --CH.sub.2 --CO--NH--CH.sub.2 --,W stands for ##STR3## CO or for single bond, Z stands for --CH.sub.2 --, ##STR4## --O--, --S--, --SO.sub.2 -- or a single bond and X.sup..crclbar.Type: GrantFiled: November 3, 1988Date of Patent: May 22, 1990Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Roderich Raue
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Patent number: 4919848Abstract: To quench the fluorescence generated by anionic optical brighteners, virtually colourless, water-soluble, cationic compounds are used which contain at least one cationic group per molecule or per repeating structural unit and at least two nitro group-free naphthalene-peridicarboxylic acid imide groups per molecule or at least one such group per repeating structural unit.Type: GrantFiled: September 30, 1986Date of Patent: April 24, 1990Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch
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Patent number: 4841052Abstract: Positively charged electrophotographic toners contain, in addition to conventional resin and pigment particles, an additive reinforcing the cationic charge, of the general formula ##STR1## in which R.sup.1 and R.sup.2 each represent hydrogen, chlorine,bromine, hydroxyl, C.sub.1 -C.sub.4 -alkoxy or carboxyl,A represents C.sub.1 -C.sub.5 -alkylene or --C.sub.6 H.sub.4 --CH.sub.2 -- (m or p),m represents 0 or 1,n represents 1 or 2K.sup..sym. represents ##STR2## R.sup.3 represents C.sub.1 -C.sub.18 -alkyl, carbamoyl-C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.2 -alkyl, benzyl, cyclohexyl or allyl,R.sup.4 represents C.sub.1 -C.sub.4 -alkyl or a single bond linked to D,R.sup.5 represents C.sub.1 -C.sub.4 -alkyl,D represents --CH.sub.2, --CH.sub.2 --CO--, --CH.sub.2 --CO--NH-- orW represents ##STR3## --CO-- or a single bond,Z represents --CH.sub.2 --, ##STR4## --O--, --S--, --SO.sub.2 -- or a single bond and An.sup..crclbar. represents an anion.Type: GrantFiled: July 28, 1988Date of Patent: June 20, 1989Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Roderich Raue
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Patent number: 4812379Abstract: Postively charged electrophotographic toners contain, in addition to conventional resin and pigment particles, an additive reinforcing the cationic charge, of the general formula ##STR1## in which R.sup.1 and R.sup.2 each represent hydrogen, chlorine, bromine, hydroxyl, C.sub.1 -C.sub.4 -alkoxy or carboxyl,A represents C.sub.1 -C.sub.5 -alkylene or --C.sub.6 H.sub.4 --CH.sub.2 --(m or p),m represents 0 to 1,n represents 1 or 2K.sup..sym. represents ##STR2## R.sup.3 represents C.sub.1 -C.sub.18 -alkyl, carbamoyl-C.sub.1 -C.sub.2 -alkyl, C.sub.1 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.2 -alkyl, benzyl, cyclohexyl or allyl,R.sup.4 represents C.sub.1 -C.sub.4 -alkyl or a single bond linked to D,R.sup.5 represents C.sub.1 -C.sub.4 -alkyl,D represent --CH.sub.2, --CH.sub.2 --CO--, --CH.sub.2 --CO--NH--or --CH.sub.2 --CO--NH--CH.sub.2 --W represents ##STR3## --CO--or a single bond, Z represents --CH.sub.2 --, ##STR4## --O--, --S--, --SO.sub.2 --or a single bond and An.sup..crclbar. represents an anion.Type: GrantFiled: February 3, 1987Date of Patent: March 14, 1989Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Roderich Raue
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Patent number: 4764622Abstract: A light-collecting system, which contains a coumarin derivative of the formula ##STR1## in which T denotes O or NR.sub.4,R.sub.4 represents hydrogen, optionally substituted aryl, cycloalkyl or aralkyl,R.sub.1 denotes a carbocyclic or heterocyclic 5 or 6 membered ring bonded via a C.atom, or a 5 or 6 membered heterocyclic ring which is bonded via a N atom and is rotationally asymmetrical to an axis placed through the coumarin/N-heterocyclic bond, the 5 or 6 membered rings may carry non-ionic substituents and for an optionally substituted benzene ring or naphthalene ring to be fused to the said rings;X signifies ##STR2## or --OR.sub.2 ', R.sub.2 represents hydrogen, alkyl, cycloalkyl, aralkyl or aryl, hydrocarbon radicals may be substituted, andR.sub.3, in addition to having the definitions given for R.sub.2, also signifies a radical of the formulaeR.sub.6 --(X).sub.n --CO-- or R.sub.7 --(X).sub.n --SO.sub.2 --R.sub.6 and R.sub.Type: GrantFiled: October 17, 1986Date of Patent: August 16, 1988Assignee: Bayer AktiengesellschaftInventors: Uwe Claussen, Horst Harnisch
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Patent number: 4695405Abstract: To quench the fluorescence produced by anionic fluorescent brighteners use is made of virtually colorless, water-soluble cationic or amphoteric compounds which contain in the molecule at least one ammonium group, at least two aryl, arylene, hetaryl and/or hetarylene groups and at least one nitro group.Type: GrantFiled: April 10, 1985Date of Patent: September 22, 1987Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Edgar Siegel, deceased
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Patent number: 4659657Abstract: Compounds of the formula ##STR1## wherein Y is ##STR2## M is hydrogen, or an alkali metal or ammonium ion, X is --O-- or an amino group,R is H, Cl, Br, CN or carbamoyl,R.sup.1 is H or --SO.sub.3 H, andA is one of several particular organic radicals,are especially useful in the photometric or fluorimetric determination of phosphatase or sulphatase activity in a liquid sample.Type: GrantFiled: December 14, 1983Date of Patent: April 21, 1987Assignee: Bayer AktiengesellschaftInventors: Horst Harnisch, Otto S. Wolfbeis
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Patent number: 4614713Abstract: Compounds of the formula ##STR1## in which M each independently is hydrogen, an alkali metal ion, an ammonium ion, or an ammonium ion substituted by up to four C.sub.1 to C.sub.5 -alkyl and/or hydroxyalkyl radicals,are fluorogenic and suitable for the fluorimetric determination of phosphatases.Type: GrantFiled: October 16, 1985Date of Patent: September 30, 1986Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch
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Patent number: 4598151Abstract: Dyestuffs of the formula ##STR1## wherein R represents hydrogen or optionally substituted alkyl,A represents ##STR2## wherein R.sup.1 represents hydrogen, optionally substituted alkyl or cycloalkyl andR.sup.2 represents optionally substituted alkyl which can close a ring to ring B, aralkyl or aryl orR.sup.1 and R.sup.2, together with the N atom, form a ring,D and E represent hydrogen, optionally substituted alkyl or alkenyl and D additionally represents aryl, aralkyl, aralkenyl or a heterocyclic radical, or D and E, together with the C atom, form a ring andAn.sup.- represents an anion,are used for pulp-coloring paper and dyeing cationically dyeable fibres.Type: GrantFiled: November 15, 1982Date of Patent: July 1, 1986Assignee: Bayer AktiengesellschaftInventors: Hans-Peter Kuhlthau, Horst Harnisch
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Patent number: 4585598Abstract: Compounds of the formula ##STR1## in which M each independently is hydrogen, an alkali metal ion, an ammonium ion, or an ammonium ion substituted by up to four C.sub.1 to C.sub.5 -alkyl and/or hydroxyalkyl radicals,are fluorogenic and suitable for the fluorimetric determination of phosphatases.Type: GrantFiled: January 20, 1984Date of Patent: April 29, 1986Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch
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Patent number: 4544496Abstract: A light-collecting system, characterized in that it contains a coumarin derivative of the formula ##STR1## in which T denotes O or NR.sub.4, in whichR.sub.4 represents hydrogen, optionally substituted aryl, optionally substituted cycloalkyl or optionally substituted aralkyl,R.sub.1 denotes a carbocyclic or heterocyclic 5-membered or 6-membered ring bonded via a C atom, or a 5-membered or 6-membered heterocyclic ring which is bonded via a N atom and is rotationally asymmetrical to an axis placed through the coumarin/N-heterocyclic bond, it being possible for the said 5-membered or 6-membered rings to carry non-ionic substituents and for an optionally substituted benzene ring or an optionally substituted naphthalene ring to be fused to the said rings;X signifies ##STR2## or --OR.sub.2 ', in which R.sub.2 represents hydrogen, alkyl, cycloalkyl, aralkyl or aryl, it being possible for the said hydrocarbon radicals to be substituted, and R.sub.3, in addition to having the definitions given for R.sub.Type: GrantFiled: June 6, 1983Date of Patent: October 1, 1985Assignee: Bayer AktiengesellschaftInventors: Uwe Claussen, Horst Harnisch
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Patent number: 4526705Abstract: Light-collecting system, characterized in that it contains a coumarin derivative of the formula ##STR1## in which T designates O or NR.sub.4, wherein R.sub.4 represents hydrogen, optionally substituted alkyl or optionally substituted aryl;R.sub.1 designates a carbocyclic or heterocyclic, oxygen-free 5-membered or 6-membered ring which is linked via a C atom or a 5-membered or 6-membered heterocyclic ring which is linked via an N atom and which rotates unsymmetrically about an axis passing through the coumarin-N-heterocyclic ring linkage, it being possible for the 5-membered or 6-membered rings mentioned to carry non-ionic substituents and for an optionally substituted benzene ring or an optionally substituted naphthalene ring to be fused onto them;R.sub.2 designates hydrogen, alkyl, cycloalkyl, aralkyl or aryl, it being possible for the hydrocarbon radicals mentioned to be substituted, and R.sub.3 designates hydrogen, alkyl, cycloalkyl, aralkyl, aryl or a --OR.sub.5, --SO.sub.2 R.sub.5, --SO.sub.2 NHR.sub.Type: GrantFiled: December 20, 1982Date of Patent: July 2, 1985Assignee: Bayer AktiengesellschaftInventors: Frank Arndt, Uwe Claussen, Horst Harnisch, Carl-Wolfgang Schellhammer
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Patent number: 4425282Abstract: A process for the preparation of a 3-(arylvinyl)-2,2-dimethyl-cyclopropane-1-carboxylic acid ester of the formula ##STR1## in which Ar is an aromatic radical,R is alkyl or an alcohol radical customary in pyrethroids, andR.sup.1 is hydrogen, fluorine or chlorine,comprising reacting a compound of the formula ##STR2## with respectively, one, two or three equivalents of a base at a temperature between about -20.degree. and +60.degree. C. The compounds are insecticidally active. Numerous syntheses of the starting materials, some involving new intermediates, are also shown.Type: GrantFiled: April 7, 1980Date of Patent: January 10, 1984Assignee: Bayer AktiengesellschaftInventors: Manfred Jautelat, Dieter Arlt, Reinhard Lantzsch, Rainer Fuchs, Hans-Jochem Riebel, Rolf Schroder, Horst Harnisch
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Patent number: 4411946Abstract: 7-Hydroxy-coumarin compounds of the general formula ##STR1## wherein A represents a heterocyclic radical, which can contain non-ionic substituents customary in dye-stuff chemistry,R represents hydrogen or cyano andZ represents oxygen or NH andthe ring B can be further substituted non-ionically,are used for impregnating paper, in particular paper which has to be made forgery-proof.Type: GrantFiled: December 22, 1981Date of Patent: October 25, 1983Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch
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Patent number: 4400523Abstract: A process for the preparation of a styryl-cyclopropane-carboxylic acid ester of the formula ##STR1## in which R is C.sub.1-4 -alkyl or an alcohol radical customary in pyrethroids,R.sup.1 is alkoxy or alkylthio, either of which may be optionally substituted by halogen,R.sup.2 is hydrogen or alkoxy, orR.sup.1 and R.sup.2 together are optionally halogen-substituted alkylenedioxy, andR.sup.3 is hydrogen or chlorine, comprising reacting a compound of the formula ##STR2## with, respectively, one, two or three equivalents of a base at a temperature below 60.degree. C. The products are insecticidally active when R is the residue of a pyrethroid-type alcohol. Various syntheses are given for the starting materials which are new.Type: GrantFiled: November 9, 1981Date of Patent: August 23, 1983Assignee: Bayer AktiengesellschaftInventors: Manfred Jautelat, Dieter Arlt, Reinhard Lantzsch, Rainer Fuchs, Hans-Jochem Riebel, Rolf Schroder, Horst Harnisch
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Patent number: 4384973Abstract: Dimethine compounds of the coumarin series of the general formula ##STR1## with the substituent meanings given in the description are used for dyeing synthetic fibre materials, in particular those of polyester, polyamide, polyurethanes, polypropylene and polyacrylonitrile. Clear, luminous-red dyeings of high brilliancy are obtained. The dyestuffs can also be used as laser dyestuffs and as energy converters in light-collecting systems.Type: GrantFiled: August 27, 1981Date of Patent: May 24, 1983Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch