Patents by Inventor Jurgen Finter

Jurgen Finter 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: 5427715
    Abstract: A composition comprising a) at least one polyheteroaromatic compound or one polyaniline in oxidized, polycationic form, and b) at least one polyanion of a film-forming thermoplastic polymer having sulfonate-alkylated alcohol groups ##STR1## in structural repeating units, wherein the group --(C.sub.n H.sub.2n)-- is linear or branched C.sub.2 -C.sub.12 -alkylene that has from 2 to 5 carbon atoms in the carbon chain and is unsubstituted or substituted by C.sub.1 -C.sub.4 alkoxy. The composition is electrically conductive and can be processed thermoplastically. It can be used in the production of moulded articles or in the form of powders as a filler for plastics.
    Type: Grant
    Filed: April 8, 1993
    Date of Patent: June 27, 1995
    Assignee: Ciba-Geigy Corporation
    Inventors: Masaki Ohwa, Jurgen Finter, Wolfgang Wernet
  • Patent number: 5424372
    Abstract: The action of thermoplastic polymers to whose polymer backbone aliphatic or cycloaliphatic groups are bonded via a group --O--, --O--CO--, --CO--OR.sup.22 --OCO-- or --CO--O--, said aliphatic or cycloaliphatic groups being substituted by Cl, Br and/or iodine in the .alpha.--, .beta.--, .gamma.-- or .omega.-position, on an unsubstituted or substituted tetrathio-, tetraseleno- or tetratelluro-naphthalene or -tetracene contained in this polymer gives electrically conducting compositions by the formation of charge transfer complexes. These compositions are suitable for the production of antistatic or electrically conducting mouldings, sheets, filaments, fibres, coatings and composites.
    Type: Grant
    Filed: March 11, 1994
    Date of Patent: June 13, 1995
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder
  • Patent number: 5407885
    Abstract: Compounds of formula I or V or mixtures thereof ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.5, and R.sub.5 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, and at least one of the substituents R.sub.1 to R.sub.4 is --F, --Cl or --Br, or is independently the group RO--, and the other substituents R.sub.1 to R.sub.4 are H, --F, --Cl or --Br, are reversible photochromic systems which can be used for contrast formation, light absorption or for the reversible optical storage of information.
    Type: Grant
    Filed: February 1, 1993
    Date of Patent: April 18, 1995
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Jurgen Finter, Heinz Spahni
  • Patent number: 5391749
    Abstract: Substituted naphthacenediones of the formula I ##STR1## in which R.sup.1 to R.sup.8 are H and at least one of R.sup.1 to R.sup.8, for example R.sup.2 and R.sup.3 or R.sup.2 and R.sup.6, are, for example, C.sub.1 -C.sub.20 alkoxy, C.sub.1 -C.sub.20 alkenoxy, C.sub.1 -C.sub.20 -alkylsulfinyl, --CN, --CF.sub.3, --NO.sub.2, --Si(CH.sub.3).sub.3 or --COO(C.sub.1 -C.sub.12 alkyl), are suitable, when incorporated into polymers having hydroxyalkyl groups, for currentless deposition of metals onto the polymer surface. They are in some cases suitable as photoinitiators.
    Type: Grant
    Filed: February 28, 1992
    Date of Patent: February 21, 1995
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Marcus Baumann, Jurgen Finter, Vratislav Kvita, Carl W. Mayer, Wolfgang Wernet
  • Patent number: 5324791
    Abstract: The action of thermoplastic polymers to whose polymer backbone aliphatic or cycloaliphatic groups are bonded via a group --O--, --O--CO--, --CO--OR.sup.22 --OCO-- or --CO--O--, said aliphatic or cycloaliphatic groups being substituted by Cl, Br and/or iodine in the .alpha.-, .beta.-, .gamma.- or .omega.-position, on an unsubstituted or substituted tetrathio-, tetraseleno- or tetratelluronaphthalene or -tetracene contained in this polymer gives electrically conducting compositions by the formation of charge transfer complexes. These compositions are suitable for the production of antistatic or electrically conducting mouldings, sheets, filaments, fibres, coatings and composites.
    Type: Grant
    Filed: December 16, 1992
    Date of Patent: June 28, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder
  • Patent number: 5310909
    Abstract: Compounds of the formula I ##STR1## in which X is O, S, SO, SO.sub.2 or NR.sub.13, R.sub.13 is, for example, methyl, and R.sub.1 to R.sub.12, independently of one another, are, for example, H, C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 Alkoxy, halogen or --CN. The compounds are photosensitive and photochromic and are suitable as photosensitizers and simultaneously as color indicators, and as photoswitchable color filters.
    Type: Grant
    Filed: November 21, 1990
    Date of Patent: May 10, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Evelyn Fischer, Walter Fischer, Jurgen Finter, Kurt Meier, Martin Roth
  • Patent number: 5300663
    Abstract: Compounds of formula V, ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthiol, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.5, and R.sub.5 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, and at least one of the substituents R.sub.1 to R.sub.4 is an organic thiol, sulfoxyl or sulfonyl group, and the other members R.sub.1 to R.sub.4 are H, F, Cl or Br, are reversible photochromic systems which can be used for contrast formation or light absorption.
    Type: Grant
    Filed: January 11, 1993
    Date of Patent: April 5, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Evelyn Fischer, Ernst Minder, Manfred Hofmann, Jurgen Finter, Heinz Spahni
  • Patent number: 5225525
    Abstract: Compounds of formula I or III or mixtures thereof ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.3, x is 1 or 2, and R.sub.1 is H, linear or branched C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.12 alkenyl or C.sub.2 -C.sub.12 alkynyl, C.sub.7 -C.sub.16 aralkyl, C.sub.8 -C.sub.16 alkaralkyl, --CH.sub.2 COOR.sub.3 or C.sub.1 -C.sub.12 acyl, wherein R.sub.3 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, are reversible photochromic systems which can be used for contrast formation, light absorption or for the reversible optical storage of information.
    Type: Grant
    Filed: September 17, 1992
    Date of Patent: July 6, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Jurgen Finter, Heinz Spahni
  • Patent number: 5208354
    Abstract: Compounds of formula I or V or mixtures thereof ##STR1## whereinR is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.5, and R.sub.5 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, and at least one of the substituents R.sub.1 to R.sub.4 is --F, --Cl or --Br, or is independently the group RO--, and the other substituents R.sub.1 to R.sub.4 are H, --F, --Cl or --Br, are reversible photochromic systems which can be used for contrast formation, light absorption or for the reversible optical storage of information.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: May 4, 1993
    Assignee: Ciba-Geigy Corp.
    Inventors: Walter Fischer, Jurgen Finter, Heinz Spahni
  • Patent number: 5206395
    Abstract: Compounds of the formula I or V, or mixtures thereof, ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.5, and R.sub.5 is H, C.sub.16 l-C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, and at least one of the substituents R.sub.1 to R.sub.4 is an organic thio, sulfoxyl or sulfonyl group, and the other members R.sub.1 to R.sub.4 are H, F, Cl or Br, are reversible photochromic systems which can be used for contrast formation or light absorption.
    Type: Grant
    Filed: May 8, 1992
    Date of Patent: April 27, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Evelyn Fischer, Ernst Minder, Manfred Hofmann, Jurgen Finter, Heinz Spahni
  • Patent number: 5206297
    Abstract: Moulding composition in the form of particles of a) at least one polyheteroaromatic compound or an aniline in the oxidised, polycationic form, especially polypyrrole, and b) at least one polyanion of a thermoplastic polymer having sulfated alcohol groups ##STR1## in recurring structural units. Mouldings obtained from the moulding compositions have a high electrical conductivity and good mechanical strength properties. The mouldings can be used as electrodes, electrically conductive fibers or components for electromagnetic screening. The pulverulent moulding compounds are also suitable as electrically conductive fillers for plastics.
    Type: Grant
    Filed: March 6, 1991
    Date of Patent: April 27, 1993
    Assignee: Ciba-Geiby Corporation
    Inventors: Wolfgang Wernet, Friedrich Lohse, Jurgen Finter, Hartmut Bleier, Bruno Rotzinger, Thomas Vogel
  • Patent number: 5200113
    Abstract: The action of thermoplastic polymers to whose polymer backbone aliphatic or cycloaliphatic groups are bonded via a group --O--, --O--CO--, --CO--OR.sup.22 --OCO-- or --CO--O--, said aliphatic or cycloaliphatic groups being substituted by Cl, Br and/or iodine in the .alpha.-, .beta.-, .gamma.- or .omega.-position, on an unsubstituted or substituted tetrathio-, tetraseleno- or tetratelluronaphthalene or -tetracene contained in this polymer gives electrically conducting compositions by the formation of charge transfer complexes. These compositions are suitable for the production of antistatic or electrically conducting mouldings, sheets, filaments, fibres, coatings and composites.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: April 6, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder
  • Patent number: 5177218
    Abstract: Compounds of formula I or III or mixtures thereof ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthio, phenyl, benzyl, --CN, --CF.sub.3, halogen or --COOR.sub.3, x is 1 or 2, and R.sub.1 is H, linear or branched C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.12 alkenyl or C.sub.2 -C.sub.12 alkynyl, C.sub.7 -C.sub.16 aralkyl, C.sub.8 -C.sub.16 alkaralkyl, --CH.sub.2 COOR.sub.3 or C.sub.1 -C.sub.12 acyl, wherein R.sub.3 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, are reversible photochromic systems which can be used for contrast formation, light absorption or for the reversible optical storage of information.
    Type: Grant
    Filed: December 30, 1991
    Date of Patent: January 5, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Jurgen Finter, Heinz Spahni
  • Patent number: 5177227
    Abstract: Compounds of formula I or V, or mixtures thereof, ##STR1## wherein R is unsubstituted C.sub.6 -C.sub.14 aryl or C.sub.6 -C.sub.14 aryl which is substituted by C.sub.1 -C.sub.12 alkyl, C.sub.1 -C.sub.12 alkoxy, C.sub.1 -C.sub.12 alkylthiol, phenyl, benzyl, --CN,--CF.sub.3, halogen or --COOR.sub.5, and R.sub.5 is H, C.sub.1 -C.sub.18 alkyl, cyclohexyl, cyclopentyl, phenyl, C.sub.1 -C.sub.12 alkylphenyl, benzyl or C.sub.1 -C.sub.12 alkylbenzyl, and at least one of the substituents R.sub.1 to R.sub.4 is an organic thiol, sulfoxyl or sulfonyl group, and the other members R.sub.1 to R.sub.4 are H, F, Cl or Br, are reversible photochromic systems which can be used for contrast formation or light absorption.
    Type: Grant
    Filed: January 10, 1991
    Date of Patent: January 5, 1993
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Evelyn Fischer, Ernst Minder, Manfred Hofmann, Jurgen Finter, Heinz Spahni
  • Patent number: 5153321
    Abstract: As a result of the action of electron acceptors, for example chlorine, bromine and/or iodine, on compositions containing a linear, branched or structurally crosslinked polymer and an unsubstituted or substituted tetrathionaphthalene, tetraselenonaphthalene, tetratelluronaphthalene, tetrathiotetracene, tetraselenotetracene or tetratellurotetracene, electrical conductivity is imparted to the compositions through the formation of charge-transfer complexes. These compositions are suitable for the production of mouldings, filaments, fibres, coatings and composite materials which have an antistatic finish or are electrically conducting.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: October 6, 1992
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder, Josef Pfeifer
  • Patent number: 5112977
    Abstract: Substituted naphthacenediones of the formula I ##STR1## in which R.sup.1 to R.sup.8 are H and at least one of R.sup.1 to R.sup.8, for example R.sup.2 and R.sup.3 or R.sup.2 and R.sup.6, are, for example, C.sub.1 -C.sub.20 alkoxy, C.sub.1 -C.sub.20 alkenoxy, C.sub.1 -C.sub.20 -alkylsulfinyl, --CN, --CF.sub.3, --NO.sub.2, --Si(CH.sub.3).sub.3 or --COO(C.sub.1 -C.sub.12 alkyl), are suitable, when incorporated into polymers having hydroxyalkyl groups, for currentless deposition of metals onto the polymer surface. They are in some cases suitable as photoinitiators.
    Type: Grant
    Filed: May 24, 1989
    Date of Patent: May 12, 1992
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Fischer, Marcus Baumann, Jurgen Finter, Vratislav Kvita, Carl W. Mayer, Wolfgang Wernet
  • Patent number: 5096780
    Abstract: Substituted or unsubstituted tetrathio-, tetraseleno- or tetratelluronaphthalenes or -tetracenes form electrically conducting networks of crystal needles with electron acceptors, in particular with halogen-containing organic compounds, on a substrate. These needle networks can be coated electrolytically with metals and/or can be peeled off together with polymers from the substrate in the form of films which are electrically conducting on one side.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: March 17, 1992
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder
  • Patent number: 5077156
    Abstract: Substrates which have been coated with a mixture of a radiation-sensitive organic material, an unsubstituted or substituted tetrathio-, tetraseleno- or tetratelluro-naththalene and/or -tetracene and a substance containing active Cl, Br and/or I atoms, form radiation-sensitive layers with electrically conductive charge transfer complexes under the action of thermal energy. Irradiation under an image mask and subsequent development give antistatic or electrically conductive relief images which can be used, for example, as electrodes or conductive connections for electronic components.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: December 31, 1991
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder
  • Patent number: 5032488
    Abstract: When irradiated, a mixture of (a) a non-volatile substance containing at least one olefinic double bond and (b) a dibenzalacetone palladium complex deposits zero-valent palladium. Electrically non-conductive carrier materials which have been coated with a layer of said mixture can, after irradiation, be metallized by metal deposition without current, with electrically conductive coatings or patterns being obtained.
    Type: Grant
    Filed: March 1, 1988
    Date of Patent: July 16, 1991
    Assignee: Ciba-Geigy Corporation
    Inventor: Jurgen Finter
  • Patent number: 5009812
    Abstract: As a result of the action of electron acceptors, for example chlorine, bromine and/or iodine, on compositions containing a linear, branched or structurally crosslinked polymer and an unsubstituted or substituted tetrathionaphthalene, tetraselenonaphthalene, tetratelluronaphthalene, tetrathiotetracene, tetraselenotetracene or tetratellurotetracene, electrical conductivity is imparted to the compositions through the formation of charge-transfer complexes. These compositions are suitable for the production of mouldings, filaments, fibres, coatings and composite materials which have an antistatic finish or are electrically conducting.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: April 23, 1991
    Assignee: Ciba-Geigy Corporation
    Inventors: Jurgen Finter, Bruno Hilti, Carl W. Mayer, Ernst Minder, Josef Pfeifer