Patents by Inventor Anton Hesse
Anton Hesse 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).
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Patent number: 5558943Abstract: Moldings having improved surface properties are produced using BMC molding materials which contain crystalline unsaturated polyesters.Type: GrantFiled: April 17, 1995Date of Patent: September 24, 1996Assignee: BASF AktiengesellschaftInventors: Joachim Zwecker, Dieter Buhl, Anton Hesse
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Patent number: 5414043Abstract: A curable molding material comprises a coherent phase of a free-radical curable, unsaturated polyester resin in which finely particulate polyolefin particles are dispersed as disperse phase, the two phases being chemically bound to one another at the interfaces by ionic bonds.Type: GrantFiled: October 12, 1993Date of Patent: May 9, 1995Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Albin Berger, Walter Heckmann, Roger Klimesch
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Patent number: 5354809Abstract: A curable molding material based on a dispersion of a finely divided ethylene polymer in an unsaturated polyester resin is prepared by a process in which a melt of the ethylene polymer is uniformly distributed in a melt of an unsaturated polyester in an extruder or stirred kettle.Type: GrantFiled: April 30, 1993Date of Patent: October 11, 1994Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Juergen Hofmann, Walter Heckmann, Volker Warzelhan
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Patent number: 5326822Abstract: A heat-curable molding material consists of an unsaturated polyester, monomers, a propylene polymer, free radical initiators and conventional additives and assistants, the propylene polymer being dispersed in the form of solid, round particles having a smooth surface and a mean diameter of from 1 to 200 .mu.m in the polyester resin.Type: GrantFiled: June 26, 1992Date of Patent: July 5, 1994Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Walter Heckmann, Harald Kroeger, Bernd L. Marczinke, Volker Warzelhan
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Patent number: 5281634Abstract: The invention relates to a curable, thickened molding material based on vinyl ester resins or vinyl ester urethane resins and containing a basic metal compound acting as thickening agent and also an acid group-containing thermoplastic vinyl polymer which is compatible with said resins.Type: GrantFiled: May 14, 1992Date of Patent: January 25, 1994Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Edwin Cramer, Gerhard Georg, Birgit Potthoff-Karl
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Patent number: 5270357Abstract: A curable thickened polyester resin molding compound contains from 0.1 to 20 parts by weight of a thermoplastic vinyl polymer which is compatible with the resin and contains acid groups.Type: GrantFiled: January 24, 1992Date of Patent: December 14, 1993Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Dieter Buhl, Birgit Potthoff-Karl, Axel Sanner
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Patent number: 5047455Abstract: A thickened, uncrosslinked molding composition which has a long shelf life and can be cured above 50.degree. C. comprises a liquid reactive system, a thickener, a polymerization initiator and conventional additives. The thickener is a combination of a primary aromatic amine and an isocyanate. The molding compositions, which are, in particular, SMCs or BMCs, can be processed into moldings by compression molding, injection molding or transfer molding and subsequent curing.Type: GrantFiled: September 15, 1988Date of Patent: September 10, 1991Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Jan Holoch, Roland Peter
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Patent number: 4777195Abstract: Curable polyester molding materials contain a mixture ofA. an ethylenically unsaturated polyester or a vinyl ester possessing an unsaturated terminal group,B. copolymerizable monomers,C. fibrous reinforcing agents,D. powdered fillers,E. organic free radical initiators,F. a viscosity depressant andG. conventional additives.The viscosity depressant is a tertiary or secondary amine which carries a long-chain alkyl or acyl group and a carboxyl group.Type: GrantFiled: December 16, 1987Date of Patent: October 11, 1988Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Walter Trautmann, Erhard Henkes
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Patent number: 4745197Abstract: Bismaleimides having the general formula ##STR1## in which n is a whole number between 5 and 70 and --X-- is --O-- or --NH-- are prepared through the reaction of the corresponding amino-terminated polyoxybutylenes with 2 moles of maleic anhydride. They are suited as toughening agents in high grade reactive resins.Type: GrantFiled: June 30, 1987Date of Patent: May 17, 1988Assignee: BASF AktiengesellschaftInventors: Philipp Eisenbarth, Anton Hesse, Jan Holoch, Roland Peter
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Patent number: 4719297Abstract: Acylphosphine compounds of the formula I ##STR1## where X is oxygen, sulfur or an electron pair, R.sup.1 is R.sub.4 or OR.sup.4, R.sup.2 is --OM, where M is a monovalent cation, R.sup.3 is aryl which is substituted at least at the two positions ortho to the carbonyl group, and R.sup.4 is hydrogen, alkyl or aryl, are very effective photoinitiators for photopolymerizable materials, such as coating compositions, finishes, printing inks, unsaturated polyesters, recording media and preferably aqueous polymer dispersions or solutions.Type: GrantFiled: November 20, 1984Date of Patent: January 12, 1988Assignee: BASF AktiengesellschaftInventors: Andreas Henne, Anton Hesse, Manfred Jacobi, Guenter Wallbillich, Bernd Bronstert
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Patent number: 4670485Abstract: A hardenable polyester molding material contains a mixture ofI. an ethylenically unsaturated ester or a terminally unsaturated vinyl ester,II. copolymerizable monomers,III. 6-25% by weight, based on I+II, or a graft polymer P, in which there are grafted onA. 5-95% by weight of an elastomeric polymer,B. 95-5% by weight of a polyadduct, polycondensate or acrylic polymer which contains olefinic double bonds, with or withoutC. 0-90% by weight of vinyl monomers, andIV. 5-300% by weight, based on I+II, of fibrous reinforcing agents.Type: GrantFiled: July 25, 1986Date of Patent: June 2, 1987Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Hellmut Buensch, Bernhard Czauderna
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Patent number: 4590242Abstract: Low-shrinkage nylon moldings are produced by activated alkaline lactam polymerization, preferably using the reactive injection molding technique, by a process wherein the polymerization is carried out in the presence of from 5 to 80% by weight of a polymer P which1. is completely soluble in the lactam,2. separates out in the course of polymerization at a conversion of from 1 to 50%,3. is composed of one or more blocks which are compatible with polylactam and one or more blocks which are incompatible therewith, and preferably4. possesses functional groups which are incorporated into the growing polylactam chain.Type: GrantFiled: July 14, 1983Date of Patent: May 20, 1986Assignee: BASF AktiengesellschaftInventors: Peter Horn, Hellmut Bunsch, Anton Hesse, Matthias Marx, Dietmar Nissen, Walter Heckmann
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Patent number: 4560708Abstract: Crystallite suspensions containing from 3 to 70 weight percent of a crystalline, ethylenically unsaturated polyester prepared through condensation polymerization, and having a molecular weight factor per double bond of 154.4 to 408, as the dispersed phase, and from 30 to 97 weight percent of a polyhydroxyl compound having a functionality of from 2 to about 8, a hydroxyl number of from 20 to 800, and a melting point of less than 30.degree. C. as the coherent phase are suitable for preparing non-cellular and cellular polyurethane- or polyurethane group-containing polyisocyanurate foams.Type: GrantFiled: November 14, 1984Date of Patent: December 24, 1985Assignee: BASF AktiengesellschaftInventors: Peter Horn, Anton Hesse, Walter Mann, Wolfram Frank, Matthias Marx, Walter Heckmann
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Patent number: 4522693Abstract: Acylphosphine sulfides of the formula ##STR1## where R.sup.1 is alkyl, cycloalkyl or an unsubstituted or substituted phenyl, naphthyl or heterocyclic radical; R.sup.2 has the meaning of R.sup.1 and can be identical to or different from R.sup.1, or is alkoxy, unsubstituted or substituted phenoxy or phenoxyalkyl, or R.sup.1 or R.sup.2 are linked together to form a ring, which may contain further alkyl substituents and fused-on benzene rings; R.sup.3 is alkyl, a cycloaliphatic radical, substituted phenyl, an unsubstituted or substituted naphthyl or heterocyclic radical or the group ##STR2## where X is unsubstituted or substituted phenylene or an aliphatic or cycloaliphatic divalent radical; and where one or more of R.sup.1, R.sup.2 and R.sup.3 may be olefinically unsaturated.These acylphosphine sulfides can be prepared from acylphosphines and sulfur and can be used as photoinitiators in photopolymerizable compositions.Type: GrantFiled: June 2, 1983Date of Patent: June 11, 1985Assignee: BASF AktiengesellschaftInventors: Andreas Henne, Anton Hesse, Guenter Heil, Gunnar Schornick
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Patent number: 4447520Abstract: Acylphosphine oxides of the general formula ##STR1## where R.sup.1 is methyl or ethyl, R.sup.2 is a branched or straight-chain alkyl radical or chlorine, alkoxy or hydrogen, R.sup.3 and R.sup.4 are identical or different, and are each alkyl, alkoxy, alkylthio or chlorine and R.sup.5 is hydrogen, chlorine, alkoxy, alkylthio or alkyl, may be used as photoinitiators in photopolymerizable materials.Type: GrantFiled: August 19, 1982Date of Patent: May 8, 1984Assignee: BASF AktiengesellschaftInventors: Andreas Henne, Anton Hesse, Manfred Jacobi, Gunnar Schornick, Rudolf Vyvial, Klaus Holoch
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Patent number: 4435537Abstract: The subject invention relates to storage stable dispersions comprising certain aromatic polyesters dispersed in certain polyhydroxyl compounds and their process of preparation. The dispersions are useful for the preparation of polymers containing urethane and/or isocyanurate linkages.Type: GrantFiled: March 22, 1982Date of Patent: March 6, 1984Assignee: BASF AktiengesellschaftInventors: Peter Horn, Anton Hesse, Walter Heckmann, Ulrich Lebert, Alfred Guthmann, Matthias Marx
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Patent number: 4425287Abstract: A process for the production of moldings from unsaturated polyester resins wherein a mixture is first prepared from1. an unsaturated polyester,2. a copolymerizable vinyl compound,3. an inhibitor,4. a photoinitiator,5. a thickener, preferably MgO,6. a pulverulent auxiliary which transmits ultraviolet light and/or7. a fibrous reinforcing material and8. further conventional additives.This mixture is thickened, where appropriate after coating onto a sheet-like carrier, to form a semi-finished product, which is then finally shaped, and cured by UV irradiation after which it may or may not be heat-treated.Type: GrantFiled: February 3, 1983Date of Patent: January 10, 1984Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Dankmar Scholz, Walter Nicolaus
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Patent number: 4324744Abstract: Acylphosphine oxide compounds of the general formula ##STR1## where R.sup.1 is alkyl, cyclohexyl, cyclopentyl, aryl which is unsubstituted or substituted by halogen, alkyl or alkoxy, or an S-containing or N-containing five-membered or six-membered heterocyclic radical,R.sup.2 has one of the meanings of R.sup.1 (but R.sup.1 and R.sup.2 may be identical or different), or is alkoxy, aryloxy or aralkoxy, or R.sup.1 and R.sup.2 together from a ring, andR.sup.3 is straight-chain or branched alkyl of 2 to 18 carbon atoms, a cycloaliphatic radical of 3 to 12 carbon atoms, phenyl or naphthyl which are alkyl-, alkoxy- or thioalkoxy-substituted, or an S-containing or N-containing five-membered or six-membered heterocyclic radical, and may contain additional functional groups, or is the group ##STR2## where R.sup.1 and R.sup.2 have the above meanings and X is phenyl or an aliphatic or cycloaliphatic divalent radical of 2 to 6 carbon atoms,and one or more of the radicals R.sup.1 to R.sup.Type: GrantFiled: May 9, 1980Date of Patent: April 13, 1982Assignee: BASF AktiengesellschaftInventors: Peter Lechtken, Ingolf Buethe, Anton Hesse
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Patent number: 4302551Abstract: This invention relates to a process for preparing cellular polymers having urethane groups, isocyanurate groups, or both. The cellular polymers are prepared by reacting an organic polyisocyanate with certain polymer dispersions in the presence of a blowing agent.The polymer dispersions comprise(a) as a continuous phase, a polyol having a functionality of 2 to 8 and a hydroxyl number of 150 to 700; and(b) as a dispersed phase, an organic compound having(a) at least one Zerewitinoff active hydrogen atom,(b) a melting point of 30.degree. C. to 260.degree. C., and(c) a molecular weight of 178 to 100,000.Type: GrantFiled: December 22, 1980Date of Patent: November 24, 1981Assignee: BASF AktiengesellschaftInventors: Peter Horn, Anton Hesse, Peter Weyland, Wolfgang Straehle, Matthias Marx
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Patent number: 4265723Abstract: Photocurable molding, impregnating and coating compositions based on unsaturated polyester resins containing UV sensitizers, wherein the sensitizers are acylphosphine oxide compounds of the general formula ##STR1## A preferred sensitizer is 2,4,6-trimethylbenzoyldiphenylphosphine oxide which is employed with or without conventional UV sensitizers, preferably benzil-dimethylketal. The compositions can be cured to give moldings and coatings.Type: GrantFiled: July 6, 1979Date of Patent: May 5, 1981Assignee: BASF AktiengesellschaftInventors: Anton Hesse, Peter Lechtken, Walter Nicolaus, Dankmar Scholz