Patents by Inventor Joachim Konig
Joachim Konig 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: 5314721Abstract: The new vinyl polymer dispersions are obtainable by free radical polymerisation of olefinically unsaturated monomers in the presence of a cationic polyamidoamine which has been rendered hydrophobic, and can be used as sizing agents for paper which are distinguished, in particular, by their shear, electrolyte, heat and storage stability.Type: GrantFiled: January 5, 1993Date of Patent: May 24, 1994Assignee: Bayer AktiengesellschaftInventors: Michael Muller, Joachim Probst, Heinrich Alberts, Joachim Konig, Heinz Baumgen, Fritz Puchner
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Patent number: 5288787Abstract: Emulsion polymers obtainable by emulsifying a mixture consisting ofA) 5 to 95 % by weight of at least one monomer from the series consisting of acrylonitrile, methacrylonitrile, optionally substituted styrene, vinyl carboxylate andB) 5 to 95 % by weight of acrylic and/or methacrylic esters,the sum of components A)+B) being 100% by weight, in the presence of an aqueous solution or dispersion of an anionically modified polyurethane, preferably containing --SO.sub.3.sup.-Me.sup.+ and/or -COO.sup.- Me.sup.+ groups (Me.sup.+ =cation, preferably H.sup.+, Na.sup.+, K.sup.+, Li.sup.+, NH.sub.4.sup.+ or a substituted ammonium ion), and subjecting the resulting emulsion to a polymerization initiated by free radicals.The emulsion polymers produced are preferably used as surface sizing agents for paper.Type: GrantFiled: June 10, 1991Date of Patent: February 22, 1994Assignee: Bayer AktiengesellschaftInventors: Gunter Sackmann, Wolfgang Henning, Joachim Probst, Joachim Konig, Heinz Baumgen
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Patent number: 5258466Abstract: Emulsion polymers which are prepared by free-radical polymerisation of monomers in the presence ofa) polymers of the formulae ##STR1## wherein the radicals have the meanings given in the description, and b) low-molecular anionic emulsifiers,are outstandingly suitable as surface sizes for paper. They are distinguished by a low tendency to foaming and by a wide application spectrum.Type: GrantFiled: June 12, 1991Date of Patent: November 2, 1993Assignee: Bayer AktiengesellschaftInventors: Gunter Sackmann, Joachim Konig, Fritz Puchner, Heinz Baumgen
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Patent number: 5013794Abstract: Polymers obtainable by subjecting at least one monomer, polymerizable by free radicals, to a free-radical emulsion polymerization in the presence of a polymer of the formulae I and/or II ##STR1## in which M, n, R, R.sup.1, R.sup.2, x and y have the meanings mentioned in the description, the use of the polymers obtained for surface-sizing of paper or paper-like materials and also novel polymers of the formulae I and/or II.Type: GrantFiled: February 6, 1990Date of Patent: May 7, 1991Assignee: Bayer AktiengesellschaftInventors: Gunter Sackmann, Joachim Konig, Heinz Baumgen
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Patent number: 4931510Abstract: Polymers obtainable by subjecting at least one monomer, polymerizable by free radicals, to a free-radical emulsion polymerization in the presence of a polymer of the formulae I and/or II ##STR1## in which M, n, R, R.sup.1, R.sup.2, x and y have the meanings mentioned in the description, the use of the polymers obtained for surface-sizing of paper or paper-like materials and also novel polymers of the formulae I and/or II.Type: GrantFiled: February 17, 1989Date of Patent: June 5, 1990Assignee: Bayer AktiengesellschaftInventors: Gunter Sackmann, Joachim Konig, Heinz Baumgen
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Patent number: 4904727Abstract: Emulsion polymers obtained by emulsifying a monomer mixture of(A) 5-95% by weight of acrylonitrile, methacrylonitrile and/or substituted or unsubstituted styrene and(B) 5-95% by weight of acrylic and/or methacrylic acid esters containing 1-12 carbon atoms in the alcohol group,the sum of components (A)+(B) amounting to 100% by weight, in the presence of an aqueous solution or dispersion of a water soluble or water dispersible, cationically modified polyurethane, and subjecting the resulting emulsion to a radically initiated polymerization. The emulsion polymers are preferably used as paper sizes or in paper sizes together with conventional additives.Type: GrantFiled: March 2, 1989Date of Patent: February 27, 1990Assignee: Bayer AktiengesellschaftInventors: Joachim Probst, Wolfgang Henning, Heinz Baumgen, Joachim Konig
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Patent number: 4888128Abstract: Fluorescent brightener salts of the formula ##STR1## in which A denotes the anion of an anionic cellulose fluorescent brightener,R.sub.1 denotes alkyl, alkenyl, aralkyl, aryl or cycloalkyl,R.sub.2, R.sub.3 and R.sub.4 denote hydrogen or R.sub.1, or together, including the N atom, form a heterocyclic ring, andn denotes 1 or 2,are suitable for incorporation into paper-coating slips. The brightened coating slips are distinguished, inter alia, by the fact that the achievable greying limit is very high.Type: GrantFiled: December 11, 1987Date of Patent: December 19, 1989Assignee: Bayer AktiengesellschaftInventors: Jochen Koll, Friedhelm Muller, Werner Bieber, Joachim Konig, Udo Eckstein, Hans Theidel
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Patent number: 4806591Abstract: Cationic sizing agents for paper, obtainable by a process in which a water-soluble cationic terpolymer compound, built up in a chemically uniform manner, of (a) 7 to 40% by weight of N,N-dimethylaminoethyl acrylate and/or methacrylate, (b) 40 to 80% by weight of styrene and (c) 4 to 50% by weight of acrylonitrile, the sum of components (a) to (c) always being 100% by weight and at least 10% of the dimethylamino groups of the terpolymer being quaternized with monoepoxides, with the exception of epihalogenohydrins, and the remainder being protonated, is dissolved in an aqueous medium and, in the presence of 10 to 70% by weight--based on the following monomer mixture--of this emulsifier, (d) 5 to 95% by weight of acrylonitrile, meth-acrylonitrile or styrene or mixtures thereof and (e) 5 to 95% by weight of acrylic acid ester and/or methacrylic acid ester with 1 to 12 C atoms in the alcohol radical--the sum of components (d) and (e) always being 100% by weight--are emulsified and the emulsion thus obtained is subType: GrantFiled: October 20, 1986Date of Patent: February 21, 1989Assignee: Bayer AktiengesellschaftInventors: Joachim Probst, Heinz Baumgen, Bruno Bomer, Joachim Konig, Renke Mottweiler
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Patent number: 4771097Abstract: Tub sizes for paper, containing aqueous or aqueous-alcoholic alkali metal, amine or ammonium salt solutions of copolymers of maleic anhydride and diisobutylene and, if appropriate, a vinyl monomer of the formula ##STR1## in which R designates H, --CH.sub.3, --C.sub.2 H.sub.5, --OR.sub.2, --OCOCH.sub.3, ##STR2## --CH.sub.2 OH or --CH.sub.2 --O--COCH.sub.3, R.sub.1 designates H or --CH.sub.3 andR.sub.2 designates alkyl,the anhydride groups of the copolymers being bis-esterified to the extent of about 3 to about 20 mol %, relative to the anhydride groups, with aliphatic monoalcohols having 1 to 12 C atoms.Type: GrantFiled: March 16, 1987Date of Patent: September 13, 1988Assignee: Bayer AktiengesellschaftInventors: Gunter Sackmann, Ulrich Beck, Joachim Konig, Heinz Baumgen, Klaus-Dieter Albrecht
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Patent number: 4726302Abstract: A method of reducing the nitrogen oxide level in flue gases from a fossil-fuel power plant in which NH.sub.3 is admixed with the flue gas as a reducing agent and the nitrogen oxides are largely converted to molecular nitrogen by reducing them with the ammonia in a reactor. Residual ammonia forms NH.sub.3 and NH.sub.4 substances which deposit and from time to time are taken up in a wash water which is disposed of by introducing it in the boiler.Type: GrantFiled: October 30, 1986Date of Patent: February 23, 1988Inventors: Klaus Hein, Joachim Konig
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Patent number: 4670100Abstract: The present invention relates to aqueous solutions or dispersions of polyisocyanate addition products which contain about 2 to 300 milliequivalents per 100 g of solids of chemically incorporated ternary or quaternary ammonium groups and up to about 25% by weight, based on solids, of chemically incorporated ethylene oxide units, --CH.sub.2 --CH.sub.2 --O--, present within a polyether chain, the ternary or quaternary ammonium groups and the ethylene oxide units being present in an amount sufficient to guarantee the solubility or dispersibility of the polyisocyanate addition products in water, characterized in that the polyisocyanate addition products have segments incorporated in the polymer chain which correspond to the following general formula ##STR1## in an amount of about 0.1 to 20% by weight based on the above formula, but excluding the weight of R.Type: GrantFiled: June 19, 1986Date of Patent: June 2, 1987Assignee: Bayer AktiengesellschaftInventors: Wolfgang Henning, Walter Meckel, Ulrich Beck, Heinz Baumgen, Joachim Konig
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Patent number: 4636545Abstract: The present invention relates to aqueous dispersions of graft polymers or graft copolymers containing as the graft base an aqueous polyurethane dispersion optionally containing block polyisocyanates in dispersed form as crosslinker and, as the graft covering, a polymer or a copolymer of ethylenically unsaturated monomers, characterized in that the graft covering is a polymer of ethylenically unsaturated perfluoroalkyl monomers having a molecular weight above 367 or a copolymer of perfluoroalkyl monomers such as these with comonomers free from perfluoroalkyl groups.The present invention also relates to a process for producing these dispersions and to their use as hydrophobizing and oleophobizing agents for textiles.Type: GrantFiled: February 19, 1985Date of Patent: January 13, 1987Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Carlhans Suling, Klaus Nachtkamp
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Patent number: 4631317Abstract: Sulphonic acid-and sulphonate group-containing acrylonitrile polymers are advantageously obtained by precipitation copolymerization in aliphatic hydrocarbons using ethylenically unsaturated sulphonic esters free from carboxylic acid and carboxylic acid ester groups as comonomers and saponifying the sulphonic acid ester groups of the copolymer before, during or after shaping.Type: GrantFiled: November 19, 1984Date of Patent: December 23, 1986Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Siegfried Korte
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Patent number: 4590236Abstract: The present invention relates to a process for the production of emulsions containing graft copolymers of ethylenically unsaturated perfluoroalkyl monomers on acrylate dispersions and to the use thereof as hydrophobicizing and oleophobicizing agents.Type: GrantFiled: February 19, 1985Date of Patent: May 20, 1986Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Carlhans Suling, Christian Lindner
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Patent number: 4501865Abstract: It is possible to remove quantities of heat from exothermically running polymerization reactions of vinyl monomers in heterogeneous phase, in a sophisticated manner by adding liquids to the reaction medium for the removal of heat and to regulate the reaction temperature, which liquids do not dissolve the polymer under the reaction conditions and the boiling temperatures of which are lower than or are identical to the technically predetermined reaction temperatures under the polymerization conditions which are applied, and the heat which is released in the reaction system is removed by evaporating these liquids.Type: GrantFiled: June 20, 1983Date of Patent: February 26, 1985Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Carlhans Suling, Siegfried Korte
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Patent number: 4446291Abstract: The invention relates to a process for the continuous production of a chemically uniform copolymer comprising 15 to 50% by weight of acrylonitrile and from 85 to 50% by weight of vinyl chloride and, optionally, up to 4% by weight of at least one other copolymerized ethylenically unsaturated comonomer containing acid groups by emulsion polymerization, wherein the copolymerization reaction is carried out with a monomer ratio of acrylonitrile to vinyl chloride of from 0.02 to 0.5, in the presence of a redox catalyst and in an acidic medium.Type: GrantFiled: July 25, 1977Date of Patent: May 1, 1984Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Karl-Erwin Schnalke, Carlhans Suling, Horacek: Gotz
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Patent number: 4420225Abstract: A homopolymer or copolymer which contains, as a monomer unit, at least one styrene of the formula ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 independently of one another denote hydrogen, fluorine or partly or completely fluorinated alkyl or alkoxy andR.sup.4 and R.sup.5 independently of one another represent hydrogen or fluoride, the total number of fluorine atoms in the radicals R.sup.1 to R.sup.5 being at least 3 and the total number of carbon atoms in the radicals R.sup.1 to R.sup.3 being at most 8. The homo- or copolymers can be prepared by vinyl polymerization. They are useful as lenses or other components in an optical system where they have a refractive index n.sub.D of 1.42 to 1.55 with an Abbe number v.sub.D of 30 to 50.Type: GrantFiled: September 25, 1981Date of Patent: December 13, 1983Assignee: Bayer AktiengesellschaftInventors: Bruno Bomer, Carlhans Suling, Joachim Konig, Hans Hespe, Carl Heynemann, Raimund Weber
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Patent number: 4334046Abstract: The invention relates to a process for the production of a chemically uniform acrylonitrile vinyl chloride copolymer in an aqueous emulsion in the presence of a redox catalyst and with a fluctuating concentration of at least one iron salt in the reaction medium wherein the polymerization reaction is carried out at a pH value of from 2 to 6 in the presence of a mixture of an iron salt and a complex former, the complex former having certain apparent stability constants of the iron-II-complex and of the iron-III-complex.Type: GrantFiled: November 19, 1979Date of Patent: June 8, 1982Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Carlhans Suling
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Patent number: 4134935Abstract: Graft copolymers or telomerisates made of polyisocyanates and a copolymer of methylmethacrylate bearing isocyanategroups or groups reactive with isocyanates can be employed as dental varnishes. They demonstrate high abrasion resistance, are quick drying and hardening, and possess excellent adhesion properties.Type: GrantFiled: July 6, 1976Date of Patent: January 16, 1979Assignee: Bayer AktiengesellschaftInventors: Bernd Quiring, Kuno Wagner, Joachim Konig
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Patent number: 4118556Abstract: The invention relates to a process for the production of chemically uniform acrylonitrile-vinyl chloride copolymers with improved whiteness and improved thermal stability comprising from 25 to 60% by weight of acrylonitrile and from 40 to 75% by weight of vinyl chloride and, optionally, up to 15% by weight of other copolymerized ethylenically unsaturated compounds by emulsion polymerization using a redox catalyst of persulphate and compounds of sulphurous acid, wherein the ratio by weight of reducing component to oxidizing component is at least 4 : 1 and wherein polymerization is carried out at a pH-value in the range of from 2.5 to 4.Type: GrantFiled: December 13, 1976Date of Patent: October 3, 1978Assignee: Bayer AktiengesellschaftInventors: Joachim Konig, Carlhans Suling