Nitrogen Containing Substituent Patents (Class 544/222)
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Patent number: 6384175Abstract: The invention relates to water-dispersible polyisocyanate mixtures which is the reaction product of A) a lacquer polyisocyanate having a uretdione, isocyanurate, allophanate, biuret, iminooxadiazinedione and/or oxadiazinetrione group and prepared from monomeric diisocyanates and B) a polyalkylene oxide polyether containing at least one carboxylic acid group, wherein the polyalkylene oxide polyether is linked to the lacquer polyisocyanate through a reaction between an isocyanate group and a carboxylic acid group to form an acylated urea group or an amide bond. The invention further relates to a process for their preparation and their use as a starting component in the preparation of polyurethane plastics, in particular as crosslinking agents for water-soluble or -dispersible lacquer binders or binder components with isocyanate-reactive groups.Type: GrantFiled: February 15, 2001Date of Patent: May 7, 2002Assignee: Bayer AktiengesellschaftInventors: Karsten Danielmeier, Hans-Josef Lass, Martin Brahm, Raul Pires, Karl-Ludwig Noble, Robert Reyer, Burkhard Blümel
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Patent number: 6372435Abstract: The present invention provides methods of correlating genetic variants in the beta-chemokine receptor 5 (CCR5) locus, more specifically CCR5 promoter alleles and genotypes, with HIV-1 transmission and/or disease progression in individuals and populations.Type: GrantFiled: August 11, 2000Date of Patent: April 16, 2002Assignee: UAB Research FoundationInventors: Richard A. Kaslow, Jianming Tang
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Patent number: 6362359Abstract: The present invention relates to compounds containing modified hydrazide groups and corresponding to formula I wherein R represents the residue obtained by removing the isocyanate groups from a monomeric polyisocyanate, a polyisocyanate adduct or an NCO prepolymer, X represents OR′ or NHR′ and R′ represents a group which is inert to isocyanate groups under the conditions used to form the compound of formula I, R″ represents a divalent, linear or branched aliphatic group containing 2 to 10 carbon atoms, provided that there are at least two carbons between the oxygen atoms wherein the aliphatic group may optionally be substituted by heteroatoms to form ether or ester groups, and n is 2 to 6.Type: GrantFiled: December 1, 2000Date of Patent: March 26, 2002Assignee: Bayer CorporationInventors: Sze-Ming Lee, Karen M. Henderson, Patricia B. Jacobs, Robert A. Sylvester, Douglas A. Wicks
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Publication number: 20020022726Abstract: The present invention provides a process, which includes:Type: ApplicationFiled: July 6, 2001Publication date: February 21, 2002Applicant: Degussa AGInventors: Michael Ewald, Rainer Lomoelder, Stephan Kohlstruk
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Publication number: 20020007036Abstract: High-functionality polyisocyanates are prepared by a process which comprisesType: ApplicationFiled: March 19, 2001Publication date: January 17, 2002Inventors: Bernd Bruchmann, Hans Renz, Rainer Koniger, Ulrike Ehe, Ulrich Treuling, Rudolf Muller-Mall
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Publication number: 20010034429Abstract: Polyisocyanates of the formula (I) (polyisocyanate I),Type: ApplicationFiled: January 26, 2001Publication date: October 25, 2001Applicant: BASF AktiengesellschaftInventors: Bernd Bruchmann, Hans Renz, Gunter Mohrhardt, Hubert Baumgart, Simone Bitter
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Publication number: 20010027243Abstract: The invention provides polyisocyanates containing isocyanate groups from 1,4-diisocyanato-2,2,6-trimethylcyclohexane, having a trimer fraction of more than 80% by weight and an NCO content of at least 19.3%.Type: ApplicationFiled: March 29, 2001Publication date: October 4, 2001Applicant: Degussa AGInventors: Stephan Kohlstruk, Emmanouil Spyrou, Klaus Pinske
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Patent number: 6207701Abstract: Compounds having formula I are inhibitors of urokinase and are useful in the treatment of diseases in which urokinase plays a role. Also disclosed are urokinase-inhibiting compositions and a method of inhibiting urokinase in a mammal.Type: GrantFiled: January 28, 2000Date of Patent: March 27, 2001Assignee: Abbott LaboratoriesInventor: Joseph F. Dellaria, Jr.
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Patent number: 6180745Abstract: The present invention relates to moisture-curable compositions which have a) a content of (cyclo)aliphatically-bound isocyanate groups (calculated as NCO, MW 42) of 0.2 to 22% by weight and b) a content of succinyl urea groups (calculated as —NH—CO—N—, MW 57) of 0.1 to 14% by weight, and c) an equivalent ratio of (cyclo)aliphatically-bound isocyanate groups to succinyl urea groups of 4:1 to 1:1, wherein the preceding percentages are based on resin solids content of the moisture-curable compositions. The present invention also relates to coating, adhesive or sealing compositions containing these moisture-curable compounds as the binder.Type: GrantFiled: November 8, 1999Date of Patent: January 30, 2001Assignee: Bayer CorporationInventor: Richard R. Roesler
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Patent number: 6150457Abstract: The present invention relates to compounds containing modified hydrazide groups and corresponding to formula I ##STR1## wherein R represents the residue obtained by removing the isocyanate groups from a monomeric polyisocyanate, a polyisocyanate adduct or an NCO prepolymer,X represents OR' or NHR' andR' represents a group which is inert to isocyanate groups under the conditions used to form the compound of formula I andn has a value of 2 to 6.The present invention also relates to one-component, thermoset coating compositions containing the compounds of formula I and a cross-linking component that is reactive with these compounds. Finally, the present invention relates coatings, sealants and adhesives prepared from these thermoset compositions.Type: GrantFiled: November 23, 1998Date of Patent: November 21, 2000Assignees: Bayer Corporation, Bayer AktiengesellscaftInventors: Sze-Ming Lee, Douglas A. Wicks, Eberhard Koenig, Carol L. Kinney, Karen M. Henderson
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Patent number: 6127308Abstract: This invention relates to a novel trimerization catalyst system, and to a process for trimerizing organic polyisocyanates in the presence of thermally active catalyst systems. These catalyst systems comprise (A) compounds selected from the group consisting of (i) lithium salts of aliphatic or aromatic carboxylic acids, (ii) lithium salts of hydroxyl group containing compounds wherein the hydroxyl groups are directed attached to an aromatic ring, and (iii) lithium hydroxide; (B) an allophanate catalyst; and (C) an organic compound which contains at least one hydroxyl group.Type: GrantFiled: July 9, 1999Date of Patent: October 3, 2000Assignee: Bayer CorporationInventors: William E. Slack, Hersel T. Kemp, II
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Patent number: 6107484Abstract: The present invention relates to a process for the production of trimerized polyisocyanates containing at least 30 mole % of iminooxadiazinedione groups (asymmetric trimers) in the trimer mixture by catalytically trimerizing a starting isocyanate selected from organic di- or polyisocyanates having a number average molecular weight of 140 to 600 and containing aliphatically, cycloaliphatically and/or araliphatically bound isocyanate groups in the presence of quaternary ammonium and phosphonium fluoride trimerization catalysts corresponding to the formulaR.sub.4 E.sup.+ F.sup.- (I),whereinE represents N or P andR represents identical or different, optionally branched, aliphatic, aromatic and/or araliphatic C.sub.1 -C.sub.Type: GrantFiled: May 25, 1999Date of Patent: August 22, 2000Assignee: Bayer AktiengesellschaftInventors: Frank Richter, Stefan Groth, Eberhard Stelter, Wilfried Litz
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Patent number: 6090939Abstract: The present invention relates to a process for the preparation of trimerized polyisocyanates that contain at least 30 mole % of iminooxadiazinedione groups (asymmetric trimers) in the trimer mixture, by catalytically trimerizing a starting isocyanate selected from organic di- or polyisocyanates having a number average molecular weight of 140 to 600 and containing aliphatically, cycloaliphatically and/or araliphatically bound isocyanate groups in the presence of a quaternary phosphonium polyfluoride trimerization catalyst corresponding to the formulaR.sub.4 P.sup.+ F.sup.- n(HF)whereinR represents identical or different, optionally branched aliphatic, aromatic and/or araliphatic C.sub.1 -C.sub.20 groups, or two or more R groups may also form, with one another and with the phosphorus atom, saturated or unsaturated rings andn has a value of 0.1 to 20.Type: GrantFiled: May 25, 1999Date of Patent: July 18, 2000Assignee: Bayer AktiengesellschaftInventors: Frank Richter, Eberhard Stelter, Wilfried Litz, Stefan Groth
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Patent number: 6028158Abstract: This invention relates to a novel freeze-stable allophanate modified toluene diisocyanurates, and to a process for producing these freeze-stable allophanate-modified toluene diisocyanurates which requires a catalyst which is capable of forming both trimer and allophanate groups, or a catalyst system comprising at least one catalyst capable of forming trimer groups and at least one catalyst capable of forming allophanate groups. This invention also relates to novel freeze-stable blends of the allophanate-modified toluene diisocyanurates with di- and/or polyisocyanates of the diphenylmethane series; and to freeze-stable urethane prepolymers of the allophanate-modified toluene diisocyanurates, or the blends of these with an isocyanate of the diphenylmethane series.Type: GrantFiled: December 31, 1997Date of Patent: February 22, 2000Assignee: Bayer CorporationInventors: William E. Slack, Hersel T. Kemp, II
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Patent number: 6028212Abstract: Solid vinyl ether terminated curing agents for powder coatings can be prepared by reacting an aliphatic diisocyanate with a polyol and then with a hydroxy vinyl ether, or by reacting an aliphatic polyisocyanate with a hydroxy vinyl ether. Powder coatings based on the so prepared curing agents are extremely useful for coating heat sensitive substrates by exposure to ultraviolet light, heat, or both.Type: GrantFiled: December 16, 1997Date of Patent: February 22, 2000Assignee: Morton International, Inc.Inventors: Navin B. Shah, Andrew T. Daly
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Patent number: 5986101Abstract: A description is given of compounds obtainable by reacting compounds of the general formula ##STR1## where A is O or N--R.sup.2 andB is a direct bond or O--CH.sub.2 --CH.sub.2, the carbon of the ethylene group being attached to the nitrogen of the piperidine ring, and R.sup.1 is H, C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.20 alkenyl, C.sub.2 -C.sub.20 alkynyl, C.sub.6 -C.sub.20 aryl, C.sub.7 -C.sub.20 aralkyl, O--C.sub.1 -C.sub.20 alkyl, O--C.sub.5 -C.sub.8 cycloalkyl, CO--C.sub.1 -C.sub.20 alkyl, CO--C.sub.6 -C.sub.20 aryl, CO--C.sub.7 -C.sub.20 aralkyl, O--CO--C.sub.1 -C.sub.20 alkyl or C.sub.1 -C.sub.6 alkyl-Z--C.sub.1 -C.sub.6 alkyl, where Z is O, S or C.dbd.O, andR.sup.2 is C.sub.1 -C.sub.12 alkyl or ##STR2## and Y is O or N--R.sup.4, or Y--R.sup.3, following removal of the hydrogen in position 4 of the piperidine ring, is the divatent radical ##STR3## [.fwdarw.spiro compound], and R.sup.3 is C.sub.1 -C.sub.20 alkyl, CO--C.sub.1 -C.sub.20 alkyl, CO--C.sub.6 -C.sub.20 aryl or CO--C.sub.7 -C.sub.Type: GrantFiled: October 9, 1997Date of Patent: November 16, 1999Assignee: Ciba Specialty Chemicals CorporationInventor: Alfred Steinmann
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Patent number: 5961878Abstract: The invention relates to non-crystallising, amine-blocked polyisocyanates, to the preparation thereof and to their in one-component polyurethane stoving compositions, in particular for coil-coating applications.Type: GrantFiled: September 2, 1998Date of Patent: October 5, 1999Assignee: Bayer AktiengesellschaftInventors: Eberhard Konig, Karl-Ludwig Noble, Christian Fussel
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Patent number: 5962683Abstract: A description is given of compounds of the formula I ##STR1## where r is 0 or 1 and y is a number from the range 1-3; X is a direct bond or --NR.sub.8 --, --CO--, --CONH-- or --COO-- or a divalent aliphatic or mixed aromatic-aliphatic C.sub.1 -C.sub.18 hydrocarbon radical;Z is an aromatic, aliphatic or mixed aromatic-aliphatic C.sub.3 -C.sub.18 hydrocarbon radical which is interrupted in the aliphatic moiety by one or more divalent functional groups, in each case in a carbon-carbon single bond, and/or in the aromatic or aliphatic moiety by one or more divalent functional groups, in each case in a carbon-hydrogen bond, possible functional groups being --O--, --NR.sub.8 --, --S--, --SO--, --SO.sub.Type: GrantFiled: June 17, 1997Date of Patent: October 5, 1999Assignee: Ciba Specialty Chemicals Corp.Inventors: Alfred Steinmann, Rolf Mulhaupt
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Patent number: 5958914Abstract: A compound of the formula: ##STR1## wherein R.sup.1 is amino, R.sup.2 is hydrogen,R.sup.3 is carboxy,R.sup.4 is heterocyclic(lower)alkylthio wherein said heterocyclic group is pyrazolyl and said lower alkyl group is methyl, andR.sup.5 is halogen; and pharmaceutically acceptable salts thereof.Type: GrantFiled: March 26, 1998Date of Patent: September 28, 1999Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Kohji Kawabata, Hirofumi Yamamoto, Yoshiteru Eikyu, Shinya Okuda, Hisashi Takasugi
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Patent number: 5955609Abstract: This invention relates to a novel trimerization catalyst system, and to a process for trimerizing organic polyisocyanates in the presence of thermally active catalyst systems. These catalyst systems comprise (A) compounds selected from the group consisting of (i) lithium salts of aliphatic or aromatic carboxylic acids, (ii) lithium salts of hydroxyl group containing compounds wherein the hydroxyl groups are directed attached to an aromatic ring, and (iii) lithium hydroxide; (B) an allophanate catalyst; and (C) an organic compound which contains at least one hydroxyl group.Type: GrantFiled: December 31, 1997Date of Patent: September 21, 1999Assignee: Bayer CorporationInventors: William E. Slack, Hersel T. Kemp, II
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Patent number: 5955561Abstract: Novel hydroxy ester, hydroxy amide, and amide functional compounds are provided comprising the reaction product of:(a) an active ester functional material having the structure: ##STR1## wherein R.sup.1 is derived from a polyisocyanate; m is at least 2; R.sup.2 is a lower alkyl or alkoxy group; and R.sup.3 is a lower alkyl group; and(b) ammonia, a diol, or an amino functional material having the structure:R.sup.4 --NH--(R.sup.5).sub.x --(R.sup.6 OR.sup.7).sub.ywherein R.sup.4 is --H or alkanol; R.sup.5 is a polyvalent linking group comprising alkylene, alkylamino, urethane, or amido; x is 0 or 1; R.sup.6 is a divalent linking group comprising alkylene, silane, or siloxane; R.sup.7 is H or a lower alkyl; and y is 1 to 3. The compound is useful in curable film-forming compositions.Type: GrantFiled: December 19, 1997Date of Patent: September 21, 1999Assignee: PPG Industries Ohio, Inc.Inventor: Padmanabhan Sundararaman
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Patent number: 5939547Abstract: The present invention relates to a process for the preparation of blocked polyisocyanates containing isocyanurate groups bya) reacting 20 to 80 equiv. % of the isocyanate groups of an organic diisocyanate with a pyrazole or triazole blocking agent,b) trimerizing the remaining unblocked isocyanate groups in the presence of a basic trimerization catalyst until the isocyanate content is less than 2.5% by weight, based on the weight of the blocked polyisocyanate andc) optionally blocking any remaining isocyanate groups with a blocking agent for isocyanate groups.The present invention also relates to the use of these blocked polyisocyanates for the production of polyisocyanate addition products.Type: GrantFiled: December 22, 1997Date of Patent: August 17, 1999Assignee: Bayer CorporationInventors: Lanny D. Venham, James W. Rosthauser, Michael K. Jeffries
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Patent number: 5910556Abstract: The present invention relates to a process for the solvent-free production of polyisocyanate addition products, which are suitable as dispersing agents for incorporating solids into aqueous coating compositions, wherein the polyisocyanate addition products have a maximum content of 1% by weight of isocyanate groups and a content of 30 to 95% by weight of ethylene oxide units (molecular weight=44) present in the polyether chains of monofunctional alcohols B), and are prepared by reactingA) a polyisocyanate component having an average NCO functionality of 1.7 to 2.5 and an NCO content of 10 to 65% by weight with one or more of the following components:B) monohydric polyether alcohols having a number average molecular weight of 150 to 5000 and an ethylene oxide content of 40 to 99.Type: GrantFiled: August 20, 1997Date of Patent: June 8, 1999Assignee: Bayer AktiengesellschaftInventors: Christian Wamprecht, Oswald Wilmes, Stephan Kirchmeyer, Jan Mazanek
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Patent number: 5908948Abstract: The present invention relates to compounds containing alkoxysilane and urea groups corresponding to the formula ##STR1## wherein X represents identical or different organic groups which are inert to isocyanate groups below 100.degree. C., provided that at least one of these groups is an alkoxy group,Z represents COOR.sub.1 or an aromatic ring,R represents the residue obtained by removing the isocyanate groups from an organic monomeric polyisocyanate or a polyisocyanate adduct,R.sub.1 and R.sub.2 are identical or different and represent organic groups which are inert to isocyanate groups at a temperature of 100.degree. C. or less,R.sub.3 and R.sub.4 are identical or different and represent hydrogen or organic groups which are inert to isocyanate groups at a temperature of 100.degree. C. or less andn is an integer from 1 to 8.The present invention also relates to the use of these compounds for the preparation of coatings, sealants and adhesives.Type: GrantFiled: March 11, 1997Date of Patent: June 1, 1999Assignee: Bayer CorporationInventors: Richard R. Roesler, Edward P. Squiller, Philip E. Yeske, Stanley F. Siranovich
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Patent number: 5905151Abstract: This invention relates to a process for trimerizing organic polyisocyanates in the presence of thermally active catalyst systems. The catalyst systems comprise (a) compounds selected from the group consisting of 1) lithium salts of aliphatic or aromatic carboxylic acids, 2) lithium salts of hydroxyl group containing compounds wherein the hydroxyl groups are directed attached to an aromatic ring, and 3) lithium hydroxide; used in conjunction with (b) an organic compound which contains at least one hydroxyl group.Type: GrantFiled: February 18, 1993Date of Patent: May 18, 1999Assignee: Bayer CorporationInventors: William E. Slack, Hersel T. Kemp, II
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Patent number: 5872253Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2, 4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: July 17, 1997Date of Patent: February 16, 1999Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Gary Mitchell Karp, Mark Christopher Manfredi, Michael Anthony Guaciaro
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Patent number: 5869664Abstract: A process for preparing an adduct of imidazole-isocyanuric acid which comprises an addition reaction in which a homogeneous aqueous solution of an imidazole compound represented by general formula (I) described below; ##STR1## wherein R.sub.1 represents a hydrogen atom, .beta.-cyanoethyl group, benzyl group, or .beta.-{3,5-diamino-S-triazinyl-(1)}-ethyl group, R.sub.2 represents an alkyl group having a carbon number of 1 to 20 or a phenyl group, R.sub.3 represents a hydrogen atom or a methyl group is added to a homogeneous aqueous solution of isocyanuric acid which is heated to at least 70.degree. C.Type: GrantFiled: July 31, 1997Date of Patent: February 9, 1999Assignee: Shell Oil CompanyInventors: Mareki Miura, Yoshinobu Ohnuma
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Patent number: 5849855Abstract: Disclosed is a blocked polyisocyanate composition comprising: a blocked polyisocyanate obtained by blocking the terminal isocyanate groups of a two or more terminal isocyanate groups-containing polyisocyanate derived from at least one diisocyanate selected from an aliphatic diisocyanate and an alicyclic diisocyanate with a blocking agent comprising at least one active methylene compound selected from a malonic diester and an acetoacetic ester; and a salt of a basic compound with an acidic compound, or a mixture of the salt with the basic compound or the acidic compound, the composition having a pH value of from 1 to 8.5. The blocked polyisocyanate composition of the present invention not only exhibits high stability even under high temperature conditions, but also is capable of maintaining such high stability for a prolonged period of time.Type: GrantFiled: August 19, 1996Date of Patent: December 15, 1998Assignee: Asahi Kasei Kogyo Kabushiki KaishaInventors: Taketoshi Usui, Yoshiyuki Asahina
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Patent number: 5847134Abstract: Products prepared by reacting polyisocyanates with alkenyl or alkynyl compounds; then with perfluoroalkyl iodides & dehydroiodinating the product.Type: GrantFiled: January 11, 1996Date of Patent: December 8, 1998Assignee: E. I. du Pont de Nemours and CompanyInventor: Donald Douglas May
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Patent number: 5837796Abstract: The present invention relates to a process for preparing polyisocyanates containing isocyanurate groups by trimerizing a portion of the isocyanate groups of an organic polyisocyanate component containinga) one or more diisocyanates corresponding to formula (1) ##STR1## wherein R represents a saturated, straight-chain, aliphatic hydrocarbon group having 8 to 15 carbon atoms and optionallyb) up to 95 NCO equivalent-%, based on the total equivalents a) and b), of one or more organic polyisocyanates other than a),in the presence of trimerization catalysts and terminating the trimerization reaction at any desired degree of trimerization.The invention also relates to the polyisocyanates containing isocyanurate groups obtained by this process and to their use, optionally in excess starting polyisocyanates and optionally blocked with blocking agents for isocyanate groups, as an isocyanate component for preparing polyisocyanate addition products.Type: GrantFiled: June 25, 1997Date of Patent: November 17, 1998Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Scholl, Bernhard Jansen, Rolf-Volker Meyer
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Patent number: 5798431Abstract: A process for the production of polyisocyanates containing isocyanurate groups by the catalytic trimerization of a mixture of low molecular weight isocyanate components having aliphatically and aromatically bound isocyanate groups in the presence of aminosilyl compounds, the resulting polyisocyanates and their use in coating compositions.Type: GrantFiled: July 15, 1996Date of Patent: August 25, 1998Assignee: Bayer AktiengesellschaftInventors: Martin Brahm, Carl-gerd Dieris, Lutz Schmalstieg, Reinhard Halpaap
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Patent number: 5789519Abstract: The present invention is directed to a polyisocyanate mixture whichi) is prepared from a monomeric starting material containinga) 95 to 100% by weight, based on the weight of a) and b), of an aliphatic diisocyanate having 4 to 18 carbons in the hydrocarbon chain andb) 0 to 5% by weight, based on the weight of a) and b), of a diisocyanate other component a),ii) has an equivalent weight that is at least 30% greater than the average molecular weight of the monomeric starting material and a viscosity of greater than 10,000 to 100,000 mPa.s when determined at 25.degree. C. on a sample having a solids content of 100% and containing less than 2% by weight of unreacted diisocyanates a) and b), andiii) contains isocyanurate groups and allophanate groups in a molar ratio of 10:1 to 1:10, wherein the allophanate groups are derived from urethane groups that are the reaction product of starting material i) with 0.01 to 0.6 moles, per mole of starting material i), of a monoalcohol having a molecular weight of up to 2500.Type: GrantFiled: April 12, 1996Date of Patent: August 4, 1998Assignee: Bayer CorporationInventors: William E. Slack, Douglas A. Wicks
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Patent number: 5777024Abstract: An allophanate-modified urethane resin is formed by reacting an allophanate-modified isocyanurate with one or more hydroxy-functional olefinic compounds, such as hydroxy-functional acrylates, methacrylates, allyl ethers, or vinyl ethers. Such resins typically have relatively low viscosities and can be used to make coating compositions for surfaces such as wood, cement, vinyl, plastic, metal, and glass on such diverse products as flooring, vinyl tiles and sheets, fiber optics, and plastic. Such coating compositions are typically curable by thermal processes or by high-energy irradiation, including UV/visible light or electron beam irradiation.Type: GrantFiled: April 30, 1997Date of Patent: July 7, 1998Assignee: The Valspar CorporationInventors: T. Howard Killilea, Donald W. Boespflug, Paul H. Stenson
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Patent number: 5763605Abstract: There is provided a 3-(3-aryloxyphenyl)-1-(substituted methyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: June 9, 1998Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Philip Mark Harrington
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Patent number: 5728691Abstract: Derivatives of 7-aminoceph-3-em-4-carboxylic acid with 6-fluoroquinolone derivatives in which the cephem and 6-fluoroquinolone moieties are bound to each other through a carboxamido bond as well as the pharmaceutical compositions containing them are described. These compounds possess antibacterial, growth promoting and probiotic activity.Type: GrantFiled: August 22, 1996Date of Patent: March 17, 1998Assignees: Laboratorios Aranda S.A. De C.V., Judith Marcia Arrieta MunguiaInventor: Miguel Angel Corpi Constantino
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Patent number: 5726126Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2, 4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: November 26, 1996Date of Patent: March 10, 1998Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Philip Mark Harrington, Gary Mitchell Karp, Mark Christopher Manfredi, Michael Anthony Guaciaro
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Patent number: 5723564Abstract: A process for the preparation of isocyanurate group-containing polyisocyanates in solvents which are inert towards isocyanate groups by reacting 0.2 to 1.5% of the isocyanate groups of diisocyanatotoluene with an aliphatic monohydric alcohol having 6 to 22 carbon atoms and subsequently trimerizing at least a portion of the isocyanate groups of the urethanized diisocyanates in the form of 40 to 70 wt. % solutions in lacquer solvents which are inert towards isocyanate groups, and the use of these polyisocyanates in two-component polyurethane coating compositions.Type: GrantFiled: June 21, 1996Date of Patent: March 3, 1998Assignee: Bayer AktiengesellschaftInventors: Lutz Schmalstieg, Carl-Gerd Dieris, Wolfgang Kremer, Bernd Riberi
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Patent number: 5714564Abstract: The present invention is directed to a polyisocyanate containinga) polyisocyanates containing isocyanurate groups and corresponding to formula 1 ##STR1## wherein R represents the residue obtained by removing one of the isocyanate groups from 4-isocyanatomethyl-1,8-octamethylene diisocyanate,optionally in admixture withb) unreacted 4-isocyanatomethyl-1,8-octamethylene diisocyanate,c) higher homologs of the polyisocyanates set forth in formula 1 containing more than one isocyanurate group andd) a polyisocyanate containing allophanate groups.The present invention also relates to the use of these polyisocyanate mixtures, optionally in blocked form, as an isocyanate component in one- or two-component coating compositions.Type: GrantFiled: August 21, 1996Date of Patent: February 3, 1998Assignee: Bayer CorporationInventor: Myron W. Shaffer
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Patent number: 5710191Abstract: A method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of a blowing agent, a cell stabilizer and a catalyst composition comprising at least one compound of either of the following formulas IA and IB: ##STR1## where R is hydrogen, methyl or hydroxymethyl. The preferred catalysts comprise 3-hydroxymethyl quinuclidine, 3-methyl-3-hydroxymethyl quinuclidine and 4-hydroxymethyl quinuclidine.Type: GrantFiled: May 21, 1996Date of Patent: January 20, 1998Assignee: Air Products and Chemicals, Inc.Inventors: Mark Leo Listemann, Kristen Elaine Minnich, Brian Eugene Farrell, Lisa Ann Mercando, Michael John Kimock, James Dudley Nichols
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Patent number: 5705644Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: July 24, 1996Date of Patent: January 6, 1998Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Philip Mark Harrington, Gary Mitchell Karp, Mark Christopher Manfredi, Michael Anthony Guaciaro
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Patent number: 5691440Abstract: A process for preparing isocyanate adducts having a high proportion of monoisocyanurate using a quaternary ammonium carboxylate trimerization catalyst. Also claimed are specific carboxylate catalysts, together with a process for producing the catalysts. The catalysts are particularly useful for trimerizing hexamethylene diisocyanate and isophorone diisocyanate.Type: GrantFiled: October 5, 1995Date of Patent: November 25, 1997Assignee: Arco Chemical Technonogy, L.P.Inventors: Lawrence E. Katz, Edward A. Barsa, Benjamin W. Tucker, Paul V. Grosso
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Patent number: 5679791Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: July 25, 1996Date of Patent: October 21, 1997Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Gary Mitchell Karp, Mark Christopher Manfredi, Michael Anthony Guaciaro
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Patent number: 5670641Abstract: There is provided a 3-(3-aryloxyphenyl)-1-(substituted methyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: September 23, 1997Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Philip Mark Harrington, Gary Mitchell Karp, Simon David Gill, Petra Dieterich
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Patent number: 5663163Abstract: The present invention relates to new cephem compounds, pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising the same and anti-bacterial methods of using the same. The subject cephem compounds comprise a thiadiazine ring bonded to the cephem through an iminoacetamido chain and a pyarzolium ring bonded to the cephem through a methylene chain.Type: GrantFiled: January 22, 1996Date of Patent: September 2, 1997Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Takao Takaya, Kazuo Sakane, Kenzi Miyai, Kohji Kawabata
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Patent number: 5659031Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: August 19, 1997Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Gary Mitchell Karp, Mark Christopher Manfredi, Michael Anthony Guaciaro
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Patent number: 5654256Abstract: There is provided a 3-(3-aryloxyphenyl)-1-(substituted methyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: August 5, 1997Assignee: American Cyanamid CompanyInventors: Alvin Donald Crews, Jr., Philip Mark Harrington, Simon David Gill
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Patent number: 5637714Abstract: Esters or phenol ethers of the formula I or II ##STR1## in which m and n are each an integer from the range from 1 to 6; A.sup.1 is an m-valent hydrocarbon radical having 1 to 30 carbon atoms; or an m-valent hydrocarbon radical having 2 to 30 carbon atoms, which contains the heteroatoms oxygen, nitrogen and/or sulfur and the free valencies of which are located on carbon atoms; and in which A.sup.1, in the case where m=2, additionally is a direct bond;A.sup.2 is an n-valent aromatic or araliphatic hydrocarbon radical having 6 to 30 carbon atoms; or an n-valent aromatic or araliphatic hydrocarbon radical having 5 to 30 carbon atoms, which contains the heteroatoms oxygen, nitrogen and/or sulfur and n free valencies of which are located on those carbon atoms which are a constituent of aromatic rings;R.sup.1 is hydrogen; a hydrocarbon or hydrocarbonoxy radical having 1 to 36 carbon atoms, which is unsubstituted or substituted by --CO--N(R.sup.3).sub.2 or interrupted by --CON(R.sup.3)-- or --N(R.sup.Type: GrantFiled: June 7, 1995Date of Patent: June 10, 1997Assignee: Ciba-Geigy CorporationInventor: Alfred Steinmann
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Patent number: 5616706Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: April 1, 1997Assignee: American Cyanamid CompanyInventors: Alvin D. Crews, Jr., Philip M. Harrington, Gary M. Karp, Mark C. Manfredi, Michael A. Guaciaro
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Patent number: 5612481Abstract: There is provided a 1-(3-heterocyclylphenyl)-s-triazine-2,4,6-oxo or thiotrione compound having the structural formula I ##STR1## Further provided are a composition and a method comprising that compound for the control of undesirable plant species.Type: GrantFiled: June 2, 1995Date of Patent: March 18, 1997Assignee: American Cyanamid CompanyInventors: Alvin D. Crews, Jr., Philip M. Harrington, Gary M. Karp, Mark C. Manfredi, Michael A. Guaciaro
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Patent number: 5606004Abstract: A process for preparing liquid lacquer polyisocyanates with aliphatically and aromatically bound isocyanate groups and an NCO content of 5 to 25 wt. % by trimerizing an isocyanate component A), containing A1) 70 to 100 wt. % of diisocyanatotoluene and A2) 0 to 30 wt. % of other aromatic isocyanates and B) aliphatic lacquer polyisocyanates, optionally with prior, simultaneous and/or subsequent reaction of a portion of the isocyanate groups with an alcohol component C) having a molecular weight of 32 to 900, and optionally in the presence of D) inert solvents; the resulting lacquer polyisocyanates; and their use in coating compositions, in particular as a cross-linking agent for polyhydroxyl compounds in two-component polyurethane coating compositions.Type: GrantFiled: July 31, 1995Date of Patent: February 25, 1997Assignee: Bayer AktiengesellschaftInventors: Martin Brahm, Josef Pedain, Lutz Schmalstieg