Patents by Inventor Hans Batzer
Hans Batzer 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).
-
Patent number: 4461709Abstract: Use of succinosuccinic acid diesters of the formula ##STR1## in which R is an alkyl, alkenyl or cycloalkyl having 4 to 24 C atoms, either dissolved in a water-immiscible organic solvent, or at elevated temperature in the form of their melts, as cation-selective liquid membranes.Type: GrantFiled: September 22, 1982Date of Patent: July 24, 1984Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Joel Sinnreich
-
Patent number: 4400296Abstract: Use of succinosuccinic acid diesters of the formula ##STR1## in which R is an alkyl, alkenyl or cycloalkyl having 4 to 24 C atoms, either dissolved in a water-immiscible organic solvent, or at elevated temperature in the form of their melts, as cation-selective liquid membranes.Type: GrantFiled: June 18, 1981Date of Patent: August 23, 1983Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Joel Sinnreich
-
Patent number: 4357453Abstract: Novel photo-crosslinkable polymers are obtained by reacting, and polycondensing, bis-(hydroxyalkyl) succinylosuccinates or bis-(hydroxycycloalkyl) succinylosuccinates with maleic anhydride, maleinimid or N-methylmaleinimid in a molar ratio of 1:1 to 1:2. The novel polymers are useful as photoresists, and the films consisting of the crosslinked polymers are useful as solvent-resistant membranes for reverse osmosis.Type: GrantFiled: April 30, 1981Date of Patent: November 2, 1982Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Joel Sinnreich
-
Patent number: 4305823Abstract: Polymers from the group consisting of cellulose and its ester and ether derivatives, of polyvinyl alcohol and its ester derivatives, copolymers with vinyl esters and homopolymers and copolymers of acrylates and methacrylates are modified with monofunctional or difunctional cyclic .beta.-ketonic acids or their esters, in particular with succinylsuccinic acid or its ester derivatives. The modified polymers are particularly suitable for obtaining semi-permeable membranes for osmotic separation methods.Type: GrantFiled: July 25, 1980Date of Patent: December 15, 1981Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Joel Sinnreich
-
Patent number: 4249000Abstract: Polymers from the group consisting of cellulose and its ester and ether derivatives, of polyvinyl alcohol and its ester derivatives, polymers with vinyl esters and homopolymers and copolymers of acrylates and methacrylates are modified with monofunctional or difunctional cyclic .beta.-ketonic acids or their esters, in particular with succinylsuccinic acid or its ester derivatives. The modified polymers are particularly suitable for obtaining semi-permeable membranes for osmotic separation methods.Type: GrantFiled: February 21, 1979Date of Patent: February 3, 1981Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Joel Sinnreich
-
Patent number: 4244842Abstract: The invention provides nickel and cobalt chelate complexes of a nickel or cobalt salt and a succinosuccinate of the formula I ##STR1## wherein R represents a substituted or unsubstituted hydrocarbon radical of aliphatic or aromatic character. These complexes are excellent adhesion promoters for vulcanized rubber on metal surfaces.Type: GrantFiled: February 14, 1979Date of Patent: January 13, 1981Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Gerrit Knobloch, Joel Sinnreich
-
Patent number: 4227005Abstract: New dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with ethylene oxide or propylene oxide to give dialcohols. These diols are useful as intermediates for the preparation of polymers, such as polyesters or polyurethanes, or of epoxy resins.Type: GrantFiled: October 31, 1978Date of Patent: October 7, 1980Assignee: Ciba-Geigy AGInventors: Hans Batzer, Jurgen Habermeier, Daniel Porret
-
Patent number: 4163099Abstract: Linear thermoplastic polyesters obtained from (a) dicarboxylic acids which contain NH groups, (b) if desired, terephthalic acid and/or isophthalic acid, (c) if desired, diols containing aliphatic diol groups and (d) .beta.-hydroxyalkylated bisphenols are materials from which it is possible to produce shaped articles which have good properties, for example good resistance to stress cracking and stability to thermooxidative degradation, and also a low absorption of water.Type: GrantFiled: March 22, 1978Date of Patent: July 31, 1979Assignee: Ciba-Geigy CorporationInventors: Lothar Buxbaum, Jurgen Habermeier, Hans Batzer
-
Patent number: 4161594Abstract: New dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with ethylene oxide or propylene oxide to give dialcohols. These diols are useful as intermediates for the preparation of polymers, such as polyesters or polyurethanes, or of epoxy resins.Type: GrantFiled: January 17, 1975Date of Patent: July 17, 1979Assignee: Ciba-Geigy AGInventors: Hans Batzer, Jurgen Habermeier, Daniel Porret
-
Patent number: 4060525Abstract: New mono- or dialcohols of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds which contain two NH-groups in the molecule, by reaction of mononuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, for example hydantoin, barbituric acid, uracil, dihydrouracil, parabanic acid and the corresponding derivatives, with butene oxid, 1,2-cyclopentene oxide or 1,2-cyclohexene oxide to give monoalcohols or dialcohols. These compounds are useful as intermediates for the preparation of diglycidyl compounds as set forth in German Offenlegungsschrift No. 2,104,259.Type: GrantFiled: April 16, 1975Date of Patent: November 29, 1977Assignee: Ciba-Geigy AGInventors: Hans Batzer, Juergen Habermeier, Daniel Porret
-
Patent number: 4052366Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which (1) n denotes 2, 3 or 4, (2) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, (3) either D denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or D denotes the radical ##STR3## and m denotes O, and (4) R.sup.1 represents a divalent radical, which contains at least one hydantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.Type: GrantFiled: May 29, 1975Date of Patent: October 4, 1977Assignee: Ciba-Geigy CorporationInventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 4038277Abstract: New mono- and dialcohols of binuclear, five-membered or six-membered, unsubstituted or substituted N-heterocyclic compounds, which contain two NH groups in the molecule, by reaction of binuclear, five-membered or six-membered, unsubstituted or substituted, N-heterocyclic compounds, such as bis-(hydantoin) or bis-(dihydrouracil) compounds, for example 1,1'-methylene-bis-(5,5-dimethylhydantoin), bis-(5,5-dimethylhydantoinyl-3)-methane or 1,1'-methylene-bis-(5,6-dihydrouracil) with ethylene oxide, for example ethylene oxide or propylene oxide, to give the corresponding monohydroxy or dihydroxy compounds. These compounds are useful as intermediates for forming diglycidyl ether resins as described in German Offenlegungsschrift No. 2,003,016.Type: GrantFiled: May 15, 1975Date of Patent: July 26, 1977Assignee: Ciba-Geigy AGInventors: Juergen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 4021506Abstract: Unsaturated, linear polyesters having flame-retarding properties are obtained by polycondensing unsaturated dicarboxylic acids, optionally mixed with aromatic dicarboxylic acids and aliphatic diols, with brominated and/or chlorinated 1,3-di-(hydroxyalkyl)-benzimidazolone compounds. The new, unsaturated polyesters can be polymerized easily, also when mixed with other polymerizable monomers, and give moulding materials having flame-retarding properties.Type: GrantFiled: October 30, 1975Date of Patent: May 3, 1977Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Jurgen Habermeier
-
Patent number: 4011235Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1. N DENOTES 2, 3 OR 4,2. A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2-phenylene rings,3. either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes O, and 4. R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring.During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.Type: GrantFiled: July 7, 1975Date of Patent: March 8, 1977Assignee: Ciba-Geigy CorporationInventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 4007199Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1.) n denotes 2, 3 or 4, 2.) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, 3.) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes 0, and 4.) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.Type: GrantFiled: July 7, 1975Date of Patent: February 8, 1977Assignee: Ciba-Geigy CorporationInventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 4001236Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which 1.) n denotes 2, 3 or 4, 2.) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, 3.) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes 0, and 4.) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.Type: GrantFiled: June 19, 1975Date of Patent: January 4, 1977Assignee: Ciba-Geigy CorporationInventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 3998837Abstract: The polyglycidyl compounds according to the invention can be manufactured by reacting epihalogenohydrin with compounds of the formula IV ##STR1## or the formula V ##STR2## in which (1) n denotes 2, 3 or 4, (2) A represents a 2-valent, 3-valent or 4-valent organic radical which either contains a N-heterocyclic or cycloaliphatic ring or 2 N-heterocyclic rings or 2 phenylene rings, (3) either B denotes the --CH.sub.2.O.CO-- radical and m denotes the number 1, or B denotes the radical ##STR3## and m denotes O, and (4) R.sup.1 represents a divalent radical, which contains at least one hydrantoin ring or uracil ring. During the reaction hydrogen halide splits off. From curable mixtures containing polyglycidyl compounds according to the invention and a curing agent such as hexahydrophthalic anhydride or phthalic anhydride are obtained products with good mechanical and electrical properties.Type: GrantFiled: June 26, 1975Date of Patent: December 21, 1976Assignee: Ciba-Geigy CorporationInventors: Jurgen Habermeier, Hans Batzer, Daniel Porret
-
Patent number: 3997511Abstract: Unsaturated, linear polyesters having flame-retarding properties are obtained by polycondensing unsaturated dicarboxylic acids, optionally mixed with aromatic dicarboxylic acids and aliphatic diols, with brominated and/or chlorinated 1,3-di-(hydroxyalkyl)-benzimidazolone compounds. The new, unsaturated polyesters can be polymerized easily, also when mixed with other polymerizable monomers, and give moulding materials having flame-retarding properties.Type: GrantFiled: November 5, 1974Date of Patent: December 14, 1976Assignee: Ciba-Geigy CorporationInventors: Hans Batzer, Jurgen Habermeier
-
Patent number: 3994864Abstract: Linear polyesters based on terephthalic acid and/or isophthalic acid and containing di-(hydroxyalkyl) compounds of oligomeric N,N-heterocyclic compounds as the diol component, have higher glass transition temperatures compared with poly-(alkylene) terephthalates. The new polyesters are thermoplastic materials suitable for the manufacture, by customary moulding processes, of mouldings having a higher heat distortion point.Type: GrantFiled: February 24, 1975Date of Patent: November 30, 1976Assignee: Ciba-Geigy CorporationInventors: Lothar Buxbaum, Jurgen Habermeier, Hans Batzer
-
Patent number: 3994865Abstract: Linear, thermoplastic polyesters based on terephthalic acid, ethylene glycol or 1,4-butanediol, which contain co-condensed chlorinated and/or brominated 1,3-bis-(hydroxyalkyl)-benzimidazolones, crystallize on stretching and are suitable for the manufacture of flame-resistant to flameproof fibers.Type: GrantFiled: November 5, 1974Date of Patent: November 30, 1976Assignee: Ciba-Geigy CorporationInventors: Juergen Habermeier, Hans Batzer