Solid Polymer Derived From Reactant Containing An Acetylenic Group Patents (Class 525/202)
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Patent number: 8772418Abstract: Disclosed are novel cross-linkable end-cappers for oligo- and polyamides. End-capped oligo- and polyamides comprising such an end-capper may be cured at a lower temperature compared to oligo- and polyamides end-capped with PEPA.Type: GrantFiled: October 21, 2011Date of Patent: July 8, 2014Assignee: Nexam Chemical ABInventors: Daniel Rome, David Persson, Erik Lager, Dane Momcilovic, Malin Knutsson, Jan-Erik Rosenberg
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Patent number: 8492507Abstract: Disclosed is an acetylenic polyamide and a composition comprising said acetylenic polyamide, which acetylenic polyamide. Said acetylenic group is suitably obtained by subjecting at least one acetylenic compound to reaction with either at least one polyamide, or at least one amino functional monomer and/or carboxylic acid, yielding a corresponding acetylenic amide monomer, oligoamide or polyamide. Amide monomers and/or oligoamides can subsequently be used in production of the acetylenic polyamide.Type: GrantFiled: February 25, 2009Date of Patent: July 23, 2013Assignee: Nexam Chemical ABInventors: Jan-Erik Rosenberg, David Persson, Elisbeth Kiraly, Mehrnoush Jowkar Deriss
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Patent number: 7884174Abstract: The invention is based on the discovery that a remarkable improvement in the performance of maleimide thermosets can be achieved through the incorporation of imide-extended mono-, bis-, or polymaleimide compounds. These imide-extended maleimide compounds are readily prepared by the condensation of appropriate anhydrides with appropriate diamines to give amine terminated compounds. These compounds are then condensed with excess maleic anhydride to yield imide-extended maleimide compounds.Type: GrantFiled: April 11, 2007Date of Patent: February 8, 2011Assignee: Designer Molecules, Inc.Inventor: Farhad G. Mizori
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Publication number: 20100286335Abstract: The invention provides a block polymer capable of being used as a molecular wire facilitating injection of carriers between itself and an electrode, and a device in which electrodes are bridged by one molecule. The block polymer has a main chain composed of polyacetylene having a spiral structure, and includes a coating insulating block and a conductive block. The coating insulating block has a polyacetylene unit structure having alkyl chains at its side chains through functional groups, the alkyl chains being arranged in a direction parallel to the major axis of the main chain. The conductive block has a polyacetylene unit structure having hydrogen atoms at its side chains through functional groups, the hydrogen atoms being arranged in a direction parallel to the major axis of the main chain. The device has the above-mentioned block polymer, and two or more electrodes.Type: ApplicationFiled: July 23, 2010Publication date: November 11, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Takeyuki Sone, Otto Albrecht, Koji Yano, Sotomitsu Ikeda, Yoichi Otsuka
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Patent number: 7277230Abstract: Disclosed herein is a method for producing a 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine. The method comprises forming a reaction mixture comprising at least one substituted or unsubstituted phenolphthalein, at least one substituted or unsubstituted primary hydrocarbyl amine, and an acid catalyst; and heating the reaction mixture to a temperature of less than 180° C. to remove a distillate comprising water and form a crude 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine product; where the 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine has a formula: where R1 is selected from the group consisting of a hydrogen and a hydrocarbyl group, and R2 is selected from the group consisting of a hydrogen, a hydrocarbyl group, and a halogen.Type: GrantFiled: March 31, 2004Date of Patent: October 2, 2007Assignee: General Electric CompanyInventors: Veeraraghavan Srinivasan, Suresh Shanmugam, Gautam Chatterjee, Anantharaman Dhanabalan, Vinod Kumar Rai
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Patent number: 6887972Abstract: A polymeric material comprising alternate substituted fluorene and phenylene units, as represented by the following formula wherein R1, R2, R3 and R4, which may be identical or different, are each selected from the group consisting of H, a (C1-C22) linear or branched alkyl, alkoxy or oligo (oxyetylene) group, a (C6-C30) cycloalkyl group, and an unsubstituted or substituted aryl group, and n is from about 3 to about 5000.Type: GrantFiled: April 24, 2001Date of Patent: May 3, 2005Assignee: Agency for Science, Technology and ResearchInventors: Wei Huang, Wang Lin Yu, Jian Pei, Soo Jin Chua
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Patent number: 6803446Abstract: A electrically conductive polymeric composition comprising a plurality of polymeric complexes. Each polymeric complex comprises a strand of a &pgr;-conjugated polymer and strand of a polyelectrolyte. The polyelectrolyte is non-covalently bond to the &pgr;-conjugated polymer and has at least one reactive functional group that facilitates cross-linkage between the polymeric complexes when the polymeric complexes are heated.Type: GrantFiled: July 13, 2001Date of Patent: October 12, 2004Assignee: The Board of Governors for Higher Education, State of Rhode Island and Providence PlantationsInventors: Sze Cheng Yang, Wenguang Li
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Publication number: 20020157787Abstract: A fire retarding polypropylene composition comprising a copolymer of polypropylene in which ethylene/propylene rubber has been grafted onto the polypropylene chains, and at least about 50% by weight but not greater than 60% by weight of a magnesium hydroxide coated with an anionic surface active agent, the magnesium hydroxide having (i) a strain in the <101> direction of not more than 3.0×10−3, (ii) a crystallite size in the <101> direction of more than 800Å, and (iii) a specific surface area, determined by the BET method, of less than 20 mg2/g. The composition may be used in the formation of articles adapted to be used in a clean room, which pass the FMRC standards.Type: ApplicationFiled: January 28, 2002Publication date: October 31, 2002Applicant: Compression Polymers GroupInventor: Jerry Wagner
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Patent number: 6429264Abstract: A thermoplastic elastomer composition comprising 100 parts by weight of a polyolefin resin, 5 to 250 parts by weight of a rubbery polymer and 0 to 500 parts by weight of an ethylene-&agr;-olefin copolymer rubber, wherein a complex dynamic viscosity &eegr;*(1) at 250° C. is 1.5×105 poise or less and a Newtonian viscosity index n is 0.67 or less, and furthermore, wherein said thermoplastic elastomer composition has a specific tan &dgr; peak, the peak temperature of which is different from that of the polyolefin resin and that of the rubbery polymer, at a temperature within the range from −70 to 30° C. in a temperature dependence curve of tan &dgr; determined by solid dynamic viscoelasticity measurement, powder or pellet thereof, and a molded article thereof.Type: GrantFiled: April 26, 2001Date of Patent: August 6, 2002Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroyuki Sugimoto, Yoshihiro Nakatsuji, Susumu Ejiri
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Publication number: 20020037994Abstract: A electrically conductive polymeric composition comprising a plurality of polymeric complexes. Each polymeric complex comprises a strand of a &pgr;-conjugated polymer and strand of a polyelectrolyte. The polyelectrolyte is non-covalently bond to the &pgr;-conjugated polymer and has at least one reactive functional group that facilitates cross-linkage between the polymeric complexes when the polymeric complexes are heated.Type: ApplicationFiled: July 13, 2001Publication date: March 28, 2002Inventor: Sze Cheng Yang
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Patent number: 6316090Abstract: A thermoplastic elastomer composition comprising 100 parts by weight of a polyolefin resin, 5 to 250 parts by weight of a rubbery polymer and 0 to 500 parts by weight of an ethylene-&agr;-olefin copolymer rubber, wherein a complex dynamic viscosity &eegr;*(1) at 250° C. is 1.5×105 poise or less and a Newtonian viscosity index n is 0.67 or less, and furthermore, wherein said thermoplastic elastomer composition has a specific tan &dgr; peak, the peak temperature of which is different from that of the polyolefin resin and that of the rubbery polymer, at a temperature within the range from −70 to 30° C. in a temperature dependence curve of tan &dgr; determined by solid dynamic viscoelasticity measurement, powder or pellet thereof, and a molded article thereof.Type: GrantFiled: December 19, 1997Date of Patent: November 13, 2001Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroyuki Sugimoto, Yoshihiro Nakatsuji, Susumu Ejiri
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Patent number: 6291585Abstract: This invention provides transparent resin compositions of polycarbonate, polyester, methacrylic, styrene, polyvinyl chloride, polyolefin, and polyamide resin, having the advantageous effects of efficiently absorbing near infrared radiation (780-1800 nm) and efficiently transmitting visible light (380-780 nm). The invention provides transparent resin compositions with excellent near infrared absorption characteristics comprising 100 parts by weight of a transparent thermoplastic resin, about 0.01 to about 2 parts by weight of a specific thiuram compound and/or a specific metal dithiocarbamate compound, and about 0.01 to about 2 parts by weight of a specific copper compound. It also provides transparent resin compositions with excellent near infrared absorption characteristics comprising 100 parts by weight of a transparent thermoplastic resin, about 0.01 to about 2 parts by weight of a specific copper dithiocarbamate compound, and about 0 to about 2 parts by weight of a specific copper compound.Type: GrantFiled: October 2, 1998Date of Patent: September 18, 2001Assignee: Sumitomo Dow LimitedInventors: Yukio Tomari, Naoyoshi Kawamoto
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Patent number: 6252001Abstract: Compounds of ethynyl aromatic compounds form polymers which have high thermal stability. The monomers are useful for coating a wide variety of substances such as dielectric coatings where high thermal resistance is desirable including electronic components such as computer chips.Type: GrantFiled: January 13, 2000Date of Patent: June 26, 2001Assignee: The Dow Chemical CompanyInventors: David A. Babb, Dennis W. Smith, Jr., Steven J. Martin, James P. Godschalx
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Patent number: 6156872Abstract: The invention is related to non-linear, paraffin-soluble olefin/carbon monoxide and olefin/acetylene/carbon monoxide copolymers. The invention is also related to a method for preparing olefin/carbon monoxide copolymers by heating a feed of at least one olefin, carbon monoxide, carbon dioxide, hydrogen, and methane in the presence of a free radical polymerization initiator. More particularly, the feed comprises at least one olefin, the total olefin amount ranging from about 5 to about 40 mole %, carbon monoxide in an amount ranging from about 1 to about 40 mole %, hydrogen in an amount ranging from about 4 to about 55 mole %, carbon dioxide in an amount ranging from about 3 to about 10 mole %, and methane in an amount ranging from about 4 to about 85 mole %. The feed may also include acetylene in an amount ranging up to about mole %.Type: GrantFiled: January 19, 1999Date of Patent: December 5, 2000Assignee: Exxon Research and Engineering Co.Inventors: Abhimanyu O. Patil, Donald N. Schulz, Raymond A. Cook, Michael G. Matturro
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Patent number: 5637637Abstract: This invention relates to waterborne copolymeric colorant compositions having a dye covalently bonded in the polymer backbone which is prepared by emulsion polymerization of an alkaline solution of a reactive dye and a vinyl monomer. The waterborne copolymeric colorant compositions are useful in formulating waterborne coatings, paints, inks, and primers in various household, personal care and cosmetic applications.Type: GrantFiled: June 30, 1995Date of Patent: June 10, 1997Assignee: Eastman Chemical CompanyInventors: Mahendra K. Sharma, Imelda L. Watson
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Patent number: 5385982Abstract: Refrigerator and freezer liners are molded from rubber modified graft copolymers of acrylonitrile and methyl acrylate. These polymers comprise 14 to 30 percent by weight of a butadiene-acrylonitrile elastomer rubber. Further these polymers show excellent impact strength at low temperatures and are resistant to solvents used as blowing agents for refrigerator and freezer insulation.Type: GrantFiled: January 21, 1994Date of Patent: January 31, 1995Assignee: The Standard Oil CompanyInventor: Joseph P. McCaul
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Patent number: 5235012Abstract: An improved method for the suspension polymerization is proposed which gives a PVC resin product having an increased plasticizer absorptivity and greatly decreased content of fish eyes. The invention can be achieved by additionally adding a limited volume of water into the polymerization mixture under proceeding of the polymerization reaction within a specified period of 30 to 70% monomer conversion and at such a controlled rate as not to unduly decrease the pressure inside of the reactor.Type: GrantFiled: April 21, 1992Date of Patent: August 10, 1993Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Ichiro Kaneko, Tadashi Amano, Toshimichi Koga
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Patent number: 4935164Abstract: Substantially monomer-free, electrically conductive organic polymers and/or organic conductors are dissolved or dispersed in a melt or solution of a thermoplastic matrix polymer or polymer mixture partially compatible therewith and having a solubility parameter >8.6 (cal/cm.sup.3).sup.1/2, in order to obtain mouldable polymer blends. The latter are suitable for producing moulded articles, particularly for electrical conductors, semiconductors or photoconductors. A suitable apparatus for producing the polymer blends comprises an extruder or kneader, through whose barrel one or more sonotrodes project into the transformation zone.Type: GrantFiled: June 13, 1985Date of Patent: June 19, 1990Assignee: Zipperling Kessler & Co. (GmbH & Co.)Inventors: Bernhard M. Wessling, Harald K. Volk
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Patent number: 4833201Abstract: The polymerization of acetylene in the presence of polymers using certain nickel catalysts results in polyacetylene-containing polymer products which are readily processed while retaining their electrical properties.Type: GrantFiled: January 12, 1988Date of Patent: May 23, 1989Assignee: Bayer AktiengesellschaftInventors: K. H. Aleksander Ostoja Starzewski, Josef Witte
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Patent number: 4828756Abstract: An electrically conductive composite comprising conductive polyacetylene moiety, a nonconductive high nitrile resin, and a dopant. The high nitrile resin further comprises at least nitrile monomers or comonomers and optionally copolymerized with comonomers of mono-ethylenically unsaturated monomers and conjugated diolefins and further optionally containing an elastomeric component.The invention further includes a process for producing an electrically conductive composite comprising:(1) impregnating a high nitrile resin with a Zeigler type catalyst comprising an alkyl aluminum compound and alkyl, alkyl halide, halide, oxyhalide or alkoxide of Group IVA and VA metals,(2) exposing the impregnated high nitrile resin with an alkyne under polymerization conditions whereby polymerization occurs to form a polyacetylene/nitrile composite, and(3) adding dopant to the composite.Type: GrantFiled: January 13, 1988Date of Patent: May 9, 1989Assignee: The Standard Oil CompanyInventors: Kenneth C. Benton, Raymond J. Weinert, Jr., Lawrence E. Ball
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Measurement of strain employing a piezoresistive blend of a doped acetylene polymer and an elastomer
Patent number: 4808336Abstract: Methods and pressure transducers for measuring strain as a result of stress applied to a sample are disclosed. These pressure transducers include polymeric elements comprising a piezoresistive blend of a doped acetylene polymer and an elastomer.Type: GrantFiled: August 17, 1987Date of Patent: February 28, 1989Assignee: GTE Laboratories, IncorporatedInventors: Michael Rubner, Enid K. Sichel -
Patent number: 4769422Abstract: The polymerization of acetylene in the presence of polymers using certain nickel catalysts results in polyacetylene-containing polymer products which are readily processed while retaining their electrical properties.Type: GrantFiled: July 3, 1986Date of Patent: September 6, 1988Assignee: Bayer AktiengesellschaftInventors: K. H. Aleksander O. Starzewski, Josef Witte
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Patent number: 4767797Abstract: A linear polymer having a recurring unit represented by the formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each independently is a hydrogen atom, a C.sub.1-10 alkyl group, a C.sub.6-10 cycloalkyl group, an aryl group, or a halogen atom and the ethynyl group is in either meta position or para position to the main polymer chain;and a weight-average molecular weight of 1,000 to 1,000,000. A resin composition consisting essentially of (i) a polymer having a recurring unit represented by the formula (I) or a polymer having a recurring unit represented by the formula (I) and a recurring unit represented by the formula (II): ##STR2## wherein X and Y each independently is a C.sub.6-20 aryl group, a C.sub.1-10 alkyl group, a C.sub.6-10 cycloalkyl group, a silyl group having a C.sub.1-10 alkyl group or a C.sub.Type: GrantFiled: August 25, 1986Date of Patent: August 30, 1988Assignee: Asahi Kasei Kogyo Kabushiki KaishaInventors: Hideo Ai, Yohsuke Koizumi, Naohiro Tsuruta
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Patent number: 4725649Abstract: A rubber composition for an inner liner of a vehicular tire, high in stickiness before vulcanization and in adhesive strength after vulcanization and having good low temperature characteristics so as to effectively suppress crack formation in the inner liner. The rubber composition comprises a rubber component including halogenated butyl rubber ranging from 60 to 100 parts by weight, and diene rubber not more than 40 parts by weight. Tert-butylphenolacetylene resin is blended in a range from 0.5 to 10 parts by weight with 100 parts by weight of the rubber component.Type: GrantFiled: August 25, 1986Date of Patent: February 16, 1988Assignee: Bridgestone CorporationInventor: Takashi Hoshino
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Patent number: 4705645Abstract: Electrically conductive polymer blends of an acetylene polymer and an elastomer having a low level of unsaturation are disclosed herein. The low level of unsaturation provides resistance to heat, light, oxygen and ozone and yet provides sufficient sites for crosslinking of the blend to provide increased stability. These blends exhibit high conductivity upon doping with electron donors or electron acceptors.Type: GrantFiled: December 21, 1984Date of Patent: November 10, 1987Assignee: GTE Laboratories IncorporatedInventors: Kang I. Lee, Harriet Jopson
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Patent number: 4690962Abstract: An electronic circuit having an electrically conductive pattern formed on a substrate and having on at least one surface of the substrate a film obtained from a soluble polymerizable oligomer of the formula: ##STR1## wherein D is ##STR2## wherein M is --C.tbd.C--, --C.tbd.C--C.tbd.C, --O--, ##STR3## wherein R is an alkyl or aromatic group; wherein Ar is an aromatic group; wherein x is an integer greater than two but less than 30, z is either zero or an integer, and y is an integer wtih the sum of y and z equal to x; and wherein n is an integer from 1 to 10. The substrate is coated by applying the above composition to the substrate and then hardening the composition by further polymerization. Preferred compositions contain the above described oligomer and certain plasticizers and/or toughening agents.Type: GrantFiled: April 7, 1986Date of Patent: September 1, 1987Assignee: International Business Machines CorporationInventors: Roger J. Clark, James Economy, Mary A. Flandera, John R. Susko, Robin A. Wheater
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Patent number: 4670511Abstract: Method for manufacturing a conductive plastic of a defined conductivity by forming a polymer alloy. A polar or nonpolar insulating polymer and a polar or nonpolar conductive polymer are used for forming the polymer alloy. The two polymers are mixed together and they are homogeneously distributed within the polymer alloy.Type: GrantFiled: February 26, 1986Date of Patent: June 2, 1987Assignee: Brown, Boveri & CIE AGInventors: Gert Weddigen, Josef Flatz, Conrad Schmidt, Robert Huber, Gerhard Pohsner
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Patent number: 4616067Abstract: Electrically conductive polymer blends of an acetylene polymer, such as poly(acetylene), and a triblock thermoplastic elastomer, such as styrene-butadiene-styrene, are disclosed. In addition, a method for preparing such blends wherein the acetylene polymer is preferentially formed in the central elastomeric block of the triblock copolymer is disclosed. These blends exhibit high conductivity and elasticity upon doping with electron donors or electron acceptors.Type: GrantFiled: December 27, 1984Date of Patent: October 7, 1986Assignee: GTE Laboratories IncorporatedInventors: Kang I. Lee, Harriet Jopson
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Patent number: 4537831Abstract: The binder composition for nonwoven products comprising a vinyl chloride-ethylene copolymer emulsion and up to 25 wt %, based on emulsion solids, of a polyamine containing 5 or 6 member N-heterocyclic moieties prepared by the polymerization of at least one diallylamine of the formula ##STR1## where R is hydrogen or a C.sub.1 -C.sub.4 alkyl group and R' is hydrogen or a methyl group.Type: GrantFiled: February 22, 1984Date of Patent: August 27, 1985Assignee: Air Products and Chemicals, Inc.Inventor: Frank V. Di Stefano
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Patent number: 4481312Abstract: A process for the production of sheet structure, including fibres from plastics solutions containing deped, burr-shaped or fibrous polyacetylene particles, in which process the solution is shaped to form a sheet and the solvent is removed and the sheet structure thus prepared.Type: GrantFiled: March 26, 1982Date of Patent: November 6, 1984Assignee: Bayer AktiengesellschaftInventors: Jurgen Hocker, Rudolf Merten, Bernd Willenberg
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Patent number: 4397971Abstract: A process for the production of a thermoplastically processible polymer granulate or powder containing from 0.01 to 50%, by weight, of burr-shaped or fibrous, doped polyacetylene, in which a plastics material and the doped polyacetylene particles are mixed in the presence of an inert suspending liquid and said liquid is removed.Type: GrantFiled: March 29, 1982Date of Patent: August 9, 1983Assignee: Bayer AktiengesellschaftInventors: Jurgen Hocker, Rolf Dhein
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Patent number: 4378457Abstract: Cyanacrylic acid ester based glues with a reduced setting time comprising a cyanacrylic acid ester and from 0.005% to 3% by weight, based on the cyanacrylic acid ester of a polyoxyalkylene glycol diester having the formula ##STR1## wherein x is an integer from 5 to 80, Alk is an alkylene having from 2 to 4 carbon atoms, and R.sub.1 and R.sub.2 represent members selected from the group consisting of hydroxyl, halogen, lower alkoxy, alkoxyalkyl having from 3 to 12 carbon atoms, alkyl having from 1 to 12 carbon atoms, cyanoalkyl having from 1 to 12 carbon atoms, haloalkyl having from 1 to 12 carbon atoms, nitroalkyl having from 1 to 12 carbon atoms, alkenyl having from 2 to 12 carbon atoms, alkynyl having from 2 to 12 carbon atoms, cycloalkyl having from 3 to 12 carbon atoms, phenyl, nitrophenyl, halophenyl, phenylalkyl having from 1 to 6 carbon atoms in the alkyl and alkylphenyl having from 1 to 6 carbon atoms in the alkyl.Type: GrantFiled: December 9, 1981Date of Patent: March 29, 1983Assignee: Henkel Kommanditgesellschaft Auf AktienInventors: Werner Gruber, Hans-Athanas Bruhn