Patents by Inventor Gunther Lamm
Gunther Lamm 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: 5066791Abstract: Pyridoneazo dyes of the formula ##STR1## where L is C.sub.2 - or C.sub.3 -alkylene, R is C.sub.1 -C.sub.3 -alkyl and n is 1, 2 or 3, are useful for dyeing polyester fabrics.Type: GrantFiled: February 14, 1990Date of Patent: November 19, 1991Assignee: BASF AktiengesellschaftInventors: Guenter Hansen, Gunther Lamm, Hermann Loeffler
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Patent number: 5059684Abstract: Thiazole-azo dyes of the formula ##STR1## where R.sup.1 is C.sub.1 -C.sub.12 -alkyl, which may be interrupted by oxygen atoms, phenyl, halogen, cyano or C.sub.1 -C.sub.4 -alkoxycarbonyl,R.sup.2 is formyl, cyano, C.sub.1 -C.sub.4 -alkoxycarbonyl or a radical of the formula --CH.dbd.CX.sup.1 X.sup.2, where X.sup.1 and X.sup.2 independently of each other are cyano or C.sub.1 -C.sub.4 -alkoxycarbonyl,R.sup.3 is C.sub.1 -C.sub.12 -alkyl, which may be interrupted by oxygen atoms or substituted by phenyl or phenoxy, C.sub.5 -C.sub.7 -cycloalkyl, substituted or unsubstituted phenyl, furyl, thienyl, C.sub.1 -C.sub.4 -alkylthienyl or pyridyl, andR.sup.4 and R.sup.5 independently of each other are C.sub.1 -C.sub.12 -alkyl, which may be interrupted by oxygen atoms and/or substituted,with the proviso that in at least one of R.sup.1, R.sup.4 and R.sup.5 the alkyl chain is interrupted by oxygen atoms, are useful for dyeing textile fibers.Type: GrantFiled: March 5, 1990Date of Patent: October 22, 1991Assignee: BASF AktiengesellschaftInventors: Gunther Lamm, Karl H. Etzbach, Matthias Wiesenfeldt, Guenter Hansen, Helmut Reichelt
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Patent number: 5037798Abstract: Azo dyes are transferred from a substrate to a plastic-coated paper by diffusion with the aid of a thermal printing head, these azo dyes having the formula ##STR1## where R.sup.1 and R.sup.2 are each independently of the other hydrogen, substituted or unsubstituted alkyl or substituted or unsubstituted phenyl,R.sup.3 is hydrogen, alkyl, alkoxy or substituted or unsubstituted alkanoyl- or benzoyl-amino,R.sup.4 is hydrogen, chlorine, alkyl, alkoxy, alkylthio or substituted or unsubstituted phenyl andR.sup.5 is cyano, substituted or unsubstituted alkoxy- or phenoxy-carbonyl or substituted or unsubstituted mono- or di-alkyl- or -phenyl-carbamoyl.Type: GrantFiled: May 30, 1989Date of Patent: August 6, 1991Assignee: BASF AktiengesellschaftInventors: Karl-Heinz Etzbach, Gunther Lamm, Helmut Reichelt, Ruediger Sens
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Patent number: 4994564Abstract: Thien-3-ylazo dyes of the formula: ##STR1## where X is cyano, nitro, C.sub.1 -C.sub.6 -alkanoyl, substituted or unsubstituted benzoyl, substituted or unsubstituted phenyl or the radical COOR.sup.1 or CONR.sup.1 R.sup.2 where R.sup.1 and R.sup.2 are identical or different and each is independently of each other substituted or unsubstituted C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.7 -cycloalkyl, C.sub.3 -C.sub.4 -alkenyl, substituted or unsubstituted phenyl or together with the nitrogen atom linking them a 5- or 6-membered saturated heterocyclic radical, and R.sup.2 may additionally be hydrogen, Y is hydrogen, cyano, C.sub.1 -C.sub.6 -alkanoyl, substituted or unsubstituted benzoyl, C.sub.1 -C.sub.4 -alkylsulfonyl, substituted or unsubstituted phenylsulfonyl, substituted or unsubstituted phenyl or the radical COOR.sup.1 or CONR.sup.1 R.sup.2 where R.sup.1 and R.sup.2 are each as defined above, Z is hydrogen, substituted or unsubstituted C.sub.1 -C.sub.Type: GrantFiled: November 10, 1988Date of Patent: February 19, 1991Assignee: BASF AktiengesellschaftInventors: Karl-Heinz Etzbach, Helmut Reichelt, Guenter Hansen, Ernst Schefczik, Helmut Hagen, Gunther Lamm
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Patent number: 4965346Abstract: The novel dyes of the general formula I ##STR1## where X is hydrogen or C.sub.1-C.sub.4 -alkyl or is phenyl which is unsubstituted or substituted by fluorine, chlorine, bromine, methyl, methoxy or nitro, Y is cyano, a carboxylic ester group or nitro, Z is cyano, acetyl, benzoyl or unsubstituted or substituted carbamyl, or X and Z or Y and Z may simultaneously be a carboxylic ester group, and R.sup.1 and R.sup.2 independently of one another are each hydrogen or unsubstituted or substituted alkyl or aryl, are very useful for dyeing polyesters, polyester/cellulose blends or thermoplastics.Type: GrantFiled: March 16, 1989Date of Patent: October 23, 1990Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Gunther Lamm, Hermann Loeffler
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Patent number: 4960873Abstract: Isothiazoleazo dyes I ##STR1## where R.sup.1 is H, halogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy and A is the radical of a coupling component are used predominantly as disperse dyes for dyeing hydrophobic organic fibers and fiber materials.Type: GrantFiled: March 9, 1989Date of Patent: October 2, 1990Assignee: BASF AktiengesellschaftInventors: Guenter Hansen, Gunther Lamm, Helmut Reichelt, Ernst Schefczik
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Patent number: 4939118Abstract: Azo dyes are transferred from a substrate to a plastic-coated paper by diffusion with the aid of a thermal printing head, these azo dyes having the formula ##STR1## where D is the radical of a diazo component andR.sup.1, R.sup.2 and R.sup.3 are each independently of the others hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted phenyl or substituted or unsubstituted cyclohexyl andR.sup.4 is alkyl.Type: GrantFiled: June 12, 1989Date of Patent: July 3, 1990Assignee: BASF AktiengesellschaftInventors: Karl-Heinz Etzbach, Gunther Lamm, Hermann Loeffler, Helmut Reichelt, Ruediger Sens
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Patent number: 4855412Abstract: Compounds of the general formula ##STR1## where D is a radical of the formula ##STR2## and one of the two radicals L.sup.1 and L.sup.2 is unsubstituted amino and the other the radical ##STR3## where R.sup.1 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.4 -alkyl or C.sub.1 -C.sub.8 -acyloxy-C.sub.2 -C.sub.4 -alkyl,R.sup.2 is C.sub.2 -C.sub.10 -alkylene or C.sub.2 -C.sub.10 -alkylene is interrupted by oxygen,T is C.sub.1 -C.sub.8 -alkanoyl which is unsubstituted or is substituted by chlorine or methoxy,B.sup.1 is C.sub.1 -C.sub.4 -alkyl or benzyl or phenyl, which are each unsubstituted or are each substituted by methyl, methoxy or chlorine,B.sup.2 is B.sup.1, hydrogen, halogen, cyano or C.sub.1 -C.sub.5 -alkoxycarbonyl,X.sup.1 is hydrogen, nitro, cyano, C.sub.1 -C.sub.9 -alkoxycarbonyl, C.sub.1 -C.sub.9 -mono- or -dialkylaminocarbonyl, trifluoromethyl, methylsulfonyl or ethylsulfonyl,X.sup.2 is nitro or C.sub.1 -C.sub.5 -alkoxycarbonyl,X.sup.3 is X.sup.Type: GrantFiled: April 24, 1987Date of Patent: August 8, 1989Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Gunther Lamm, Hermann Loeffler
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Patent number: 4855413Abstract: The novel dyes of the general formula I ##STR1## where X is hydrogen or C.sub.1 14 C.sub.4 -alkyl or is phenyl which is unsubstituted or substituted by fluorine, chlorine, bromine, methyl, methoxy or nitro, Y is cyano, a carboxylic ester group or nitro, Z is cyano, acetyl, benzoyl or unsubstituted or substituted carbamyl, or X and Z or Y and Z may simultaneously be a carboxylic ester group, and R.sup.1 and R.sup.2 independently of one another are each hydrogen or unsubstituted or substituted alkyl or aryl, are very useful for dyeing polyesters, polyester/cellulose blends or thermoplastics.Type: GrantFiled: April 28, 1988Date of Patent: August 8, 1989Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Gunther Lamm, Hermann Loeffler
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Patent number: 4652633Abstract: Compounds useful for dyeing nylon, wool, and leather, having the formula: ##STR1## wherein X.sup.1 is chlorine, bromine, methyl or trifluoromethyl, Y.sup.3 is chlorine or bromine, and K.sup.1 is a radical of the formula ##STR2## where R.sup.3 is C.sub.2 to C.sub.4 hydroxyalkyl, methoxyethyl or methoxypropyl.Type: GrantFiled: February 15, 1985Date of Patent: March 24, 1987Assignee: BASF AktiengesellschaftInventor: Gunther Lamm
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Patent number: 4650860Abstract: A compound having the formula: ##STR1## where X is hydrogen, chlorine or bromine, B is hydrogen, methyl, ethyl or propyl, and one of the radicals R.sup.1 or R.sup.2 is phenyl which is unsubtituted or mono- or poly-substituted by chlorine, methyl, ethyl, t-butyl, phenoxy, methoxy, ethoxy, propoxy or butoxy, and the other is C.sub.2 -C.sub.8 -alkyl which is unsubstituted or substituted by C.sub.1 -C.sub.8 -alkoxy or phenyl, or is allyl, cyclopentyl, cyclohexyl, methylcyclohexyl, ##STR2## The compounds of formula (I) are used as dyes, preferably for cellulose and cellulose-containing fabrics.Type: GrantFiled: June 26, 1985Date of Patent: March 17, 1987Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Gunther Lamm
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Patent number: 4632983Abstract: Compounds of the general formula I ##STR1## where R is hydrogen or an aliphatic, alkenyl, cycloaliphatic, araliphatic, aromatic or heteroaromatic radical, R.sup.1 is hydrogen, amino, hydroxyl or C.sub.1 -C.sub.3 -alkyl, R.sup.2 is hydrogen, unsubstituted or substituted alkyl, allyl, aralkyl or aryl or alkylamino or arylamino, X is hydrogen, chlorine, bromine, nitro, methyl, phenoxy, tolyloxy, dimethylphenoxy, chlorophenoxy or C.sub.1 -C.sub.8 -alkoxy, Y is hydrogen, chlorine or bromine, and Z is hydrogen, acetyl, carbamyl or cyano, are useful for dyeing and/or printing textile material.Type: GrantFiled: December 5, 1983Date of Patent: December 30, 1986Assignee: BASF AktiengesellschaftInventor: Gunther Lamm
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Patent number: 4424154Abstract: A disazo dye derived from a pyridine coupling component and having the general formula ##STR1## where X is fluorine, chlorine, bromine, methyl, trifluoromethyl, methoxy, cyano, nitro, methylsulfonyl, ethylsulfonyl, phenylsulfonyl, a carboxylic acid ester group of 2 to 11 carbon atoms, carbamoyl or C.sub.1 -C.sub.8 -N-monosubstituted or -N,N-disubstituted carbamoyl or sulfamoyl,Y.sup.1 is hydrogen, chlorine, bromine, nitro, methyl or cyano,Y.sup.2 is hydrogen, chlorine, bromine or methoxy,Z is cyano or carbamoyl,R is hydrogen or C.sub.1 -C.sub.3 -alkyl,R.sup.1 is hydrogen, methyl, ethyl or C.sub.1 -C.sub.4 -alkoxy,R.sup.2 is methyl, ethyl or C.sub.1 -C.sub.4 -alkoxy,the radicals B.sup.1 independently or one another are hydrogen or an aliphatic, cycloaliphatic, araliphatic or aromatic radical andB.sup.2 is hydrogen or unsubstituted or substituted alkyl, orB.sup.1 and B.sup.2 together with the nitrogen are a saturated 5-membered to 7-membered ring.Type: GrantFiled: June 21, 1979Date of Patent: January 3, 1984Assignee: BASF AktiengesellschaftInventors: Johannes Dehnert, Hermann Lo/ ffler, Gunther Lamm
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Patent number: 4424155Abstract: Aminoazo compounds of the general formula ##STR1## where A is the radical of a diazo component or coupling component,R is a radical of the formula CN, COOR.sup.1, COSR.sup.1, CONH.sub.2, CONHNH.sub.2, CONH-NH-COR.sup.1, ##STR2## where R.sup.1 is unsubstituted or substituted alkyl, alkenyl, cycloalkyl or aryl,R.sup.2 is hydrogen or unsubstituted or substituted alkyl andR.sup.3 is hydrogen or a radical R.sup.1,Z is amino orR and Z together are a radical of the formula --NHCO--O--CO--,X is hydrogen, chlorine, bromine, methoxy, ethoxy, propoxy, butoxy, phenoxy, methyl, ethyl, propyl, butyl, acetylamino, dimethylamino, diethylamino, carboxyl or --NO.sub.2 andaminobenzoic acid amides, monochloroanilines and dichloroanilines are excluded as diazo components A if R.sup.1 is C.sub.1 --C.sub.4 -alkyl, methoxyethyl or butoxyethoxyethyl.The compounds according to the invention are exceptionally suitable for use as diazo components and intermediates for the preparation of dyes.Type: GrantFiled: March 4, 1981Date of Patent: January 3, 1984Assignee: BASF AktiengesellschaftInventors: Walter Kurtz, Gunther Lamm
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Patent number: 4380452Abstract: A process for dyeing and printing cellulose-containing textile material, wherein the dye used is a compound of the general formula I ##STR1## where K is the radical of a coupling component of the pyridone, pyrazole or indole series,one of the radicals X, Y and Z is a carboxylic acid ester group of a total of 2 to 19 carbon atoms, a carboxamide group of a total of 1 to 19 carbon atoms, an unsubstituted or substituted sulfonic acid phenyl ester group or a sulfonamide group of a total of 6 to 18 carbon atoms, andthe remaining substituents X, Y and Z are hydrogen, methyl, chlorine, bromine or nitro.Type: GrantFiled: July 29, 1981Date of Patent: April 19, 1983Assignee: BASF AktiengesellschaftInventors: Hermann Loeffler, Werner Juenemann, Gunther Lamm
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Patent number: 4354969Abstract: Dye mixtures which contain dyes of the formula I ##STR1## where R.sup.1 and R.sup.2 have the following meanings:______________________________________ Dye R.sup.1 R.sup.2 ______________________________________ 1 C.sub.2 H.sub.4 OH (CH.sub.2).sub.3 OC.sub.2 H.sub.4 OC.sub.6 H.sub.5 2 (CH.sub.2).sub.3 OC.sub.2 H.sub.4 OC.sub.6 H.sub.5 C.sub.2 H.sub.4 OH 3 (CH.sub.2).sub.3 O(CH.sub.2).sub.4 OH H 4 H (CH.sub.2).sub.3 O(CH.sub.2).sub.4 OH.Type: GrantFiled: June 30, 1980Date of Patent: October 19, 1982Assignee: BASF AktiengesellschaftInventors: Georg Henning, Bertold Honigmann, Gunther Lamm
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Patent number: 4305718Abstract: A process for dyeing and printing cellulose-containing textile material, wherein the dye used is a compound of the general formula I ##STR1## where K is the radical of a coupling component of the pyridone, pyrazole or indole series,one of the radicals X, Y and Z is a carboxylic acid ester group of a total of 2 to 19 carbon atoms, a carboxamide group of a total of 1 to 19 carbon atoms, an unsubstituted or substituted sulfonic acid phenyl ester group or a sulfonamide group of a total of 6 to 18 carbon atoms, andthe remaining substituents X, Y and Z are hydrogen, methyl, chlorine, bromine or nitro.Type: GrantFiled: June 30, 1980Date of Patent: December 15, 1981Assignee: BASF AktiengesellschaftInventors: Hermann Loffler, Werner Juenemann, Gunther Lamm
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Patent number: 4276045Abstract: A process for dyeing and printing cellulosic textile material, wherein the dye used is a compound of the general formula I ##STR1## where K is a radical of the formula ##STR2## one of the radicals X and Y is a C.sub.2 -C.sub.19 -carboxylic acid ester group, a C.sub.3 -C.sub.19 -carboxamide group, a C.sub.4 -C.sub.18 -sulfonamide group, a C.sub.4 -C.sub.8 -alkylsulfone group, a C.sub.6 -C.sub.8 -arylsulfone group or a sulfonic acid aryl ester group andthe remaining substituents X, Y and Z are hydrogen, bromine or methyl andY may also be nitro,A is cyano or carbamyl,B.sup.1, B.sup.2 and B.sup.3 independently of one another are aliphatic, cycloaliphatic, araliphatic or aromatic radicals, ##STR3## is a saturated heterocyclic radical, R is hydrogen or C.sub.1 -C.sub.3 -alkyl,one of the radicals T is a radical of the formula ##STR4## and the other radical T is hydrogen, C.sub.1 -C.sub.4 -alkyl or phenyl.Type: GrantFiled: June 30, 1980Date of Patent: June 30, 1981Assignee: BASF AktiengesellschaftInventors: Werner Juenemann, Gunther Lamm, Hermann Loeffler
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Patent number: 4229345Abstract: Dyes useful for transfer printing and having the formula ##STR1## in which X and Y are hydrogen or halogen,Z is hydrogen or methyl,R.sup.1 is hydrogen, lower alkyl or alkoxy,R.sup.2 is hydrogen, chlorine, lower alkyl, alkoxy, alkanoylamino or pyrrolidonyl, andR.sup.3 and R.sup.4 are alkyl optionally substituted by alkoxy, chlorine, alkanoyl or alkoxycarbonyl. The dyes are especially useful for the transfer printing of polyamides, giving prints having very good light and wet fastnesses.Type: GrantFiled: October 31, 1977Date of Patent: October 21, 1980Assignee: BASF AktiengesellschaftInventor: Gunther Lamm
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Patent number: 4224220Abstract: Azo dyes of the general formula ##STR1## where A.sup.1 is fluorine, chlorine, bromine, cyano, trifluoromethyl, C.sub.1 -C.sub.4 -alkylsulfonyl or substituted carbamoyl,A.sup.2 is hydrogen, chlorine, bromine or methyl,A.sup.3 is hydrogen, chlorine, bromine, carboxylic acid ester, cyano, trifluoromethyl, substituted carbamoyl, methyl, ethyl, methoxy or ethoxy,A.sup.4 is hydrogen, chlorine, methoxy or ethoxy,R is hydrogen, hydroxy, amino, methyl, ethyl or propyl,R.sup.1 is hydrogen, substituted or unsubstituted C.sub.1 -C.sub.8 -alkyl, hydroxyl or amino andX is cyano, carbamoyl or hydrogen.The compounds according to the invention are outstandingly suitable for dyeing synthetic fibers, especially polyesters. The high tinctorial strength and the good fastness characteristics of the dyes deserve particular mention.Type: GrantFiled: January 8, 1979Date of Patent: September 23, 1980Assignee: BASF AktiengesellschaftInventor: Gunther Lamm