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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Pedain; Josef
Address:
Cologne, DE
No. of patents:
127
Patents:


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Patent Number Title Of Patent Date Issued
6765111 Process for the production of polyisocyanates containing isocyanurate groups and their use July 20, 2004
The present invention is directed to a process for the production of polyisocyanates containing isocyanurate groups by trimerizing a portion of the isocyanate groups of hexamethylene diisocyanate using N,N,N-trialkyl-N-benzyl-quaternary ammonium hydroxides as the trimerization cataly
5629402 Coating compositions and their use for the preparation of coatings permeable to water vapor May 13, 1997
This invention relates to coating compositions containing (A) a polyurethane system containing either a polyurethane containing ionic groups and polyethylene oxide units or a precursor thereof prepared from a blocked isocyanate prepolymer and a cross-linking agent and, optionally, (B
5508372 Isocyanate prepolymers, a process for their production and their use in one-component coating co April 16, 1996
The present invention relates to a process for the production of storage stable prepolymers containing free isocyanate groups by reactinga) an organic polyisocyanate component having (cyclo)aliphatically bound isocyanate groups and a maximum functionality of 4.5 withb) one or more hydroxy-fu
5364955 Compounds containing alkoxysilane and amino groups November 15, 1994
N-alkoxysilylalkyl-aspartic acid esters are prepared by the reaction of equimolar quantities of amino-alkyl alkoxysilanes with maleic or fumaric acid esters. These N-alkoxysilylalkyl-aspartic acid esters are particularly useful as reactants in the preparation of prepolymers containin
5334637 Isocyanatocarboxylic acids, a process for their preparation and their use in coating composition August 2, 1994
The present invention relates to isocyanatocarboxylic acids containinga) 1 to 30% by weight of isocyanate groups attached to (cyclo)aliphatic tertiary carbon atoms andb) 0.5 to 500 milliequivalents, per 100 g of isocyanatocarboxylic acids, of carboxyl groups which may be at least partially p
5280072 Epoxide and anhydride groups-containing copolymer with polyol January 18, 1994
The present invention relates to coating compositions in pulverulent form which are solid below 30.degree. C. and liquid above 150.degree. C. and containA) 10 to 99 parts by weight of a copolymer component containing at least one copolymer which is prepared from olefinically unsaturated
5276125 Heat-curable coating compositions January 4, 1994
The present invention relates to heat-curable coating compositions containingA) a prepolymer having an average of 2-4 ketoxime-blocked NCO groups, having an average moleculer weight of 500-15,000 and prepared from aliphatic, cycloaliphatic and aromatic polyisocyanates and one or more
5268428 Binder compositions and their use in coating compositions and sealing compositions December 7, 1993
The present invention relates to binder compositions containingA) 10 to 99 parts by weight of a copolymer component containing at least one copolymer prepared from olefinically unsaturated compositions having a weight average molecular weight of 1,500 to 75,000 and having in chemically b
5254660 Polyisocyanate solutions useful for impregnating porous inorganic substrates October 19, 1993
Solutions of a) a fluorine-containing polyisocyanate in b) an isocyanate-inert solvent are used to impart water, oil and dirt resistance to porous inorganic substrates impregnated therewith. The fluorine-containing polyisocyanate is preferably selected from fluorine-containing polyis
5252671 Coating compositions for coatings that are permeable to water vapor and a process for their prep October 12, 1993
The present invention relates to coating compositions containing(A) 70 to 98% by weight, based on the sum of components (A) and (B), of(a) isocyanate-free polymers of ethylenically unsaturated monomers and/or polyurethanes or blocked isocyanate prepolymers, and(b) optional organic solvents, wher
5252648 Compositions containing octadienyl ethers as reactive thinners October 12, 1993
The present invention relates to a composition which is suitable for the preparation of coatings, sealants and/or fillers and contains one or more binder components and as reactive thinner an octadienyl ether which may contain ester groups and which has a viscosity at 23.degree. C. of at
5237058 Polyisocyanates containing uretdione and/or isocyanurate groups, a process for their production August 17, 1993
The present invention relates to a process for the production of polyisocyanates containing uretdione and/or isocyanurate groups bya) partially oligomerizing the isocyanate groups of organic diisocyanates to form uretdione and/or isocyanurate groups in the presence of catalysts containin
5236741 Process for the production of polyurethane coatings August 17, 1993
The present invention relates to a process for the preparation of a polyurethane coating by coating a substrate with a coating composition containinga) a polyisocyanate component andb) an isocyanate-reactive component containing at least one compound corresponding to the formula ##ST
5219975 Process for the preparation of amines, the amines thus obtained and the use thereof as hardeners June 15, 1993
The present invention is directed to a process for the preparation of amines containing urethane and urea groups. The amines are produced by reacting A) isocyanate prepolymers containing urethane groups and in which the isocyanate groups are reversibly blocked with secondary monoamines
5216107 Binder compositions for stoving lacquers and a process for the production of coatings therefrom June 1, 1993
The present invention relates to a binder composition containinga) 20 to 70% by weight of oligomerization products of 1,6-diisocyanatohexane, the oligomerization products having isocyanate groups at least partially blocked with blocking agents for isocyanate groups and containing at leas
5214104 Compositions suitable as binders and their use in coating and sealing compositions May 25, 1993
The present invention relates to compositions suitable for use as binders and containingA) 10 to 99 parts by weight of at least one copolymer which has a weight average molecular weight of 1500 to 75,000, is prepared from olefinically unsaturated compounds and containsi) 0.1 to 8.0% by w
5189176 Bis-oxazolidines, oxazolidine mixtures consisting essentially thereof and their use as hardeners February 23, 1993
The present invention relates to bis-oxazolidines corresponding to formula (II) ##STR1## wherein R represents a branched, saturated, aliphatic hydrocarbon radical containing 5 to 8 carbon atoms.The present invention also relates to oxazolidine mixtures, which are also suitable as
5179187 Use of isocyanates containing urethane groups as drying agents and a process for the production January 12, 1993
The present invention relates to a process for the preparation of a coating composition bya) treating moisture-containing auxiliaries and additives at 60.degree. to 120.degree. C. with urethane group-containing isocyanates having (cyclo)aliphatically bound isocyanate groups, an (average)
5151484 Isocyanate prepolymers containing ether and ester groups a process for their preparation and the September 29, 1992
The present invention relates to isocyante prepolymers containing ether and ester groups, having an isocyanate content of 1.9% to 25% by weight and based on the reaction product ofA) a polyisocyanate component containing at least one organic polyisocyanate having an average molecular wei
5144031 Process for the production of isocyanurate polyisocyanates, the compounds obtained by this proce September 1, 1992
The present invention relates to a process for the production of isocyanurate group-containing polyisocyanates by partially trimerizing the isocyanate groups of (cyclo)aliphatic diisocyanates in the presence of catalysts which accelerate the trimerization of isocyanate groups and opt
5143994 Polyisocyanate mixture, a process for its preparation and its use in polyurethane coating compos September 1, 1992
The present invention relates to polyisocyanate mixtures prepared from 1,6-diisocyanatohexane (HDI) and 1-isocyanato-3,3,5-trimethyl-5-isocyanatomethyl cyclohexane (IPDI), which have a uretdione content (calculated as C.sub.2 N.sub.2 O.sub.2) of 8 to 25% by weight and an isocyanurate
5142081 Process for the preparation of O-silylated hydroxyl compounds and their use for the preparation August 25, 1992
This present invention relates to a process for the preparation of O-silylated aliphatic hydroxyl, compounds by the reaction of aliphatic hydroxyl compounds with triorganochlorosilanes and removal of the resulting gaseous hydrogen chloride from the reaction mixture, characterized in
5135987 Modified copolymers, a process for their production, binders containing the modified copolymers August 4, 1992
Binders for moisture-hardening coating or sealing compositions contain modified copolymers having a weight average molecular weight of from 1,500 to 75,000 determined by gel permeation chromatography of olefinically unsaturated compounds containing chemically incorporated moieties which
5130466 Diisocyanate, a process for its production and its use July 14, 1992
The present invention is directed to a diisocyanate which corresponds to the formula ##STR1## The present invention is also directed to the preparation of this diisocyanate and to its use for the production of polyisocyanate polyaddition products.
5130378 Copolymers containing secondary amino groups and a process for their production July 14, 1992
The present invention relates to copolymers prepared from olefinically unsaturated compounds, having a molecular weight (M.sub.n) of 600 to 20,000 and containing 0.1 to 6.0% by weight of secondary amino groups, --NH--, in the form of structural units corresponding to formula I ##STR1
5128432 Aliphatic polyurethanes containing acryloyl groups and a process for their preparation July 7, 1992
The present invention relates to aliphatic polyurethanes which contain acryloyl groups and are based on the reaction product (at an NCO/OH equivalent ratio of 0.5:1 to 1:1) ofa) 1.0 mole of a diisocyanate component containing at least 50 equivalent percent, based on NCO equivalents, of h
5126479 Process for the production of blocked polyisocyanates containing carbodiimide groups, the polyis June 30, 1992
The present invention relates to a process for the production of organic compounds containing (i) carbodiimide and/or uretone imine groups and (ii) blocked isocyanate groups, wherein about 10 to 90% of the isocyanate groups of an organic polyisocyanate are blocked by reaction with a
5126393 Water-dispersible binder composition, a process for the production of a stoving filler and a coa June 30, 1992
The present invention relates to a water-dispersible binder composition which is suitable for the production of a stoving filler to be processed from the aqueous phase and which containsa) 65 to 95% by weight of a urethane-modified polyester resin containing carboxyl groups,b) 5 to 35% b
5126170 Process for the production of polyurethane coatings June 30, 1992
The present invention relates to a process for the preparation of a polyurethane coating by coating a substrate with a coating composition containinga) a polyisocyanate component andb) an isocyanate-reactive component containing at least one compound corresponding to the formula ##ST
5096994 Polyisocyanates containing ester groups, a process for the production of these polyisocyanates a March 17, 1992
The present invention relates to polyisocyanates which contain ester groups and havea) a content of aliphatically bound isocyanate groups of 18 to 33% by weight,b) an average NCO functionality of 4.1 to 10, preferably from 4.5 to 10, andc) a viscosity of 200 to 2,5000 mPa.s at 22.degree.
5095066 Hydrophilic polyurethanes containing (meth)acryloyl groups, their use as reactive emulsifiers fo March 10, 1992
A polyurethane is disclosed having improved properties as a reactive emulsifier for radically-curable synthetic resins. The polyurethane is obtained by the reaction of a) a polyisocyanate component; b) an alcohol component; and c) a polyethylene glycol component. The reactive emulsif
5089565 Process for the preparation of curable binder combinations, the combinations obtainable by this February 18, 1992
A moisture-curing binder composition useful in paints and other coating compositions is prepared by mixing or mixing with spontaneous reaction in the absence of moistureA) 30 to 99 parts by weight of at least one compound containing at least two intramolecular carboxylic anhydride groups
5081203 Moisture-hardening coating composition and method for its production January 14, 1992
The present invention relates to of a coating composition containing a moisture-hardening binder based on organic polyisocyanates which is prepared by forming a mixture containing at least those auxiliaries and additives which are not completely dry and an isocyanate component a) whi
5076958 Process for the production of isocyanurate polyisocyanates, the compounds obtained by this proce December 31, 1991
The present invention is directed to a process for the production of isocyanurate polyisocyanates by the partial trimerization of the isocyanate groups of aliphatic diisocyanates in the presence of catalysts which accelerate the trimerization of isocyanate groups, termination of the
5068402 Stabilized polyisocyanates November 26, 1991
The present invention is directed to polyisocyanates containing a stabilizing amount of a carboxylic acid corresponding to the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 represent hydrogen or C.sub.1 -C.sub.5 -alkyl andX and Y represent hydrogen, chlorine or methyl, with t
5068305 Powder coating compositions containing polyurethanes having (meth)acryloyl groups as binders November 26, 1991
The present invention relates to powder coating compositions which can be cured in the presence of heat and/or high energy radiation and contain polyurethanes which melt at temperatures of 50.degree. to 180.degree. C., have 3 to 10% by weight of olefinic double bonds in the form of (
5064960 Solutions of isocyanurate polyisocyanates in coatings solvents and a process for their productio November 12, 1991
The present invention relates to a process for the preparation of a composition containing an isocyanurate polyisocyanate dissolved in a solvent inert to isocyanate groups bya) reacting 2.5 to 7% of the isocyanate groups of a starting diisocyanate based on 2,4-diisocyanatotoluene or a mi
5064922 Copolymers containing amino groups and a process for their production November 12, 1991
The present invention relates to copolymers having a weight average molecular weight (M.sub.w) of 1500 to 75,000, prepared from olefinically unsaturated compounds and containing 0.1 to 4.5% by weight of primary amino groups in the form of structural units corresponding to formula I #
5064921 Hydroxy functional copolymers, a process for the preparation and their use as binders or binder November 12, 1991
The present invention relates to hydroxy functional polyacrylate copolymers having a molecular weight (M.sub.n) of about 2000 to 30,000 and containinga) about 1 to 70% by weight of structural units corresponding to the formula ##STR1## The present invention also relates to a process
5045602 Moisture-hardening binder compositions containing copolymers and blocked polyamines September 3, 1991
The present invention relates to moisture-hardening binder compositions containingA) 30 to 99 parts by weight of a component based on at least one copolymer prepared from olefinically unsaturated compounds having a weight average molecular weight of about 1,500 to 75,000 and containing c
5043092 Process for the production of polyisocyanate mixtures containing uretdione and isocyanurate grou August 27, 1991
The present invention is directed to a process for the production of polyisocyanate mixtures containing isocyanurate groups and uretdione groups in a molar ratio of about 1:9 to 9:1 by oligomerizing a portion of the isocyanate groups of hexamethylene diisocyanate using trialkyl phosp
4992548 New catalysts, their use for the production of isocyanurate polyisocyanates February 12, 1991
The present invention is directed to catalysts obtained by mixing alkali fluorides with quaternary ammonium or phosphonium salts.The present invention is also directed to a process for the production of these catalysts by stirring alkali fluorides and quaternary ammonium or phosphonium s
4990583 Copolymers containing isocyanate and acid anhydride groups, a process for their preparation and February 5, 1991
Copolymers useful in binders for two-component coating compounds or sealing compounds are copolymers having a weight average molecular weight, determined by the gel permeation chromatography method, of from 1500 to 75,000 of olefinically unsaturated compounds containing chemically in
4980500 Process for the preparation of biuret polyisocyanates, the compounds obtained by this process an December 25, 1990
The present invention is directed to a process for the preparation of urethane-modified biuret polyisocyanates by the reaction of(a) 1,6-diisocyanatohexane with subequivalent quantities of(b) biuretizing agents based on water and/or organic compounds which react with isocyanate groups to for
4975493 Process for the production of moisture-hardening binder compositions and their use December 4, 1990
A moisture-hardening binder composition for lacquer of coating compositions is prepared by mixing(A) 50 to 97 parts by weight of copolymers of maleic anhydride with olefinically unsaturated monomers, said copolymers containing succinic anhydride units and having molecular weights Mw of 1
4970270 Process for the preparation of moisture hardening binder combinations, the combinations obtainab November 13, 1990
Moisture hardening binders for lacquer and coating compositions are prepared by mixing with exclusion of moisture, and with or without reacting:(A) 30 to 99 parts by weight of at least one compound containing at least two intramolecular carboxylic acid anhydride moieties with(B) 1 to 70
4960848 Process for the production of polyisocyanates containing isocyanurate groups and their use October 2, 1990
The present invention is directed to a process for the production of isocyanurate polyisocyanates containing aliphatically and/or cycloaliphatically bound isocyanate groups by trimerizing a portion of the isocyanate groups of organic diisocyanates containing aliphatically and/or cycl
4954577 Lacquer binders, coating compositions and wire enamels based on polyamideimides and isocyanates September 4, 1990
Lacquer binders suitable for the production of highly heat-resistant films and coatings consisting of a mixture of(a) polyamide-imides based on trimellitic anhydride, lactams and diisocyanates,(b) organic compounds carrying (i) carbodiimide and/or uretone imine groups and (ii) blocked is
4937293 Moisture-hardening binder compositions, a process for their production and their use June 26, 1990
Binder compositions comprising(A) copolymers having a molecular weight of from 1500 to 75000 of maleic acid anhydride with other selected olefinically unsaturated monomers,(B) organic polyamines with aldimine- and/or ketimine-blocked amino groups and, optionally, reaction products containing
4935485 Heat hardenable coating composition based on polyurethane urea and coated substrate prepared the June 19, 1990
The present invention is directed to a heat hardenable coating composition containing(A) a prepolymer containing an average of 2-4 ketoxime-blocked isocyanate groups, having an average molecular weight of about 500 to 15,000 and based on an aromatic polyisocyanate and a polyhydroxyl comp
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