Patents by Inventor Alan L. Steinmetz

Alan L. Steinmetz 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).

  • Publication number: 20210115183
    Abstract: The invention relates to polymer comprising structural units according to formula (I), R1—X—(C?O)—NH—R2—NH—(C?O)—O—POA-R3—(O—POA-R4)n wherein R1 represents an organic group terminated by a hydrocarbyl group having 6 to 50 carbon atoms, X represents O or N—R5, wherein R5 represents a hydrogen atom or a hydrocarbyl group having 1 to 30 carbon atoms, R2 represents an aliphatic hydrocarbyl group having 4 to 40 carbon atoms, POA represents a polyoxyalkylene group, R3 represents an organic group having 2 to 40 carbon atoms, n is an integer from 1 to 6, R4 is independently selected from —(C?O)—NH—R2—NH—(C?O)—X—R1, —(C?O)—NH—R1, —R6, wherein R6 represents a hydrogen atom or an aliphatic or aromatic group having 1 to 24 carbon atoms, and wherein the polymer has an average of at least 1.8 end groups R1 per molecule, a number average molecular weight in the range of 2000 to 100000 Daltons, a polydispersity in the range of 1.0 to 5.0, wherein the quotient of the polydispersity divided by (n+1) is less than 1.
    Type: Application
    Filed: April 12, 2018
    Publication date: April 22, 2021
    Inventors: Dominika Bernert, René Nagelsdiek, Alan L. Steinmetz, Justin Adams, George M. Zody, Wesley A. Huff, Daniela Leutfeld
  • Publication number: 20200377723
    Abstract: The invention relates to polymer comprising structural units according to formula (I), R1—X—(C?O)—NH—R2—NH—(C?O)—O—POA-R3—(O—POA-R4)n wherein R1 represents an organic group terminated by a hydrocarbyl group having 6 to 50 carbon atoms, X represents O or N—R5, wherein R5 represents a hydrogen atom or a hydrocarbyl group having 1 to 30 carbon atoms, R2 represents a hydrocarbyl group comprising an aromatic group and having 6 to 40 carbon atoms, POA represents a polyoxyalkylene group, R3 represents an organic group having 2 to 40 carbon atoms, n is an integer from 1 to 6, R4 is independently selected from —(C?O)—NH—R2—NH—(C?O)—NH—R1, —R6, wherein R6 represents a hydrogen atom or an aliphatic or aromatic group having 1 to 24 carbon atoms, and wherein the polymer has an average of at least 1.8 end groups R1 per molecule, a number average molecular weight in the range of 2000 to 100000 Daltons, and a polydispersity in the range of 1.0 to 5.
    Type: Application
    Filed: April 12, 2018
    Publication date: December 3, 2020
    Inventors: Dominika Bernert, René Nagelsdiek, Alan L. Steinmetz, Justin Adams, George M. Zody, Wesley A. Huff, Daniela Leutfeld
  • Patent number: 7868122
    Abstract: Compositions and methods of making urethane based nonionic associative thickeners are described herein. Uses of the nonionic associative thickeners are also described.
    Type: Grant
    Filed: June 19, 2008
    Date of Patent: January 11, 2011
    Assignee: Southern Clay Products, Inc.
    Inventors: Alan L. Steinmetz, Shakti L. Mukerjee
  • Publication number: 20090318595
    Abstract: Compositions and methods of making urethane based nonionic associative thickeners are described herein. Uses of the nonionic associative thickeners are also described.
    Type: Application
    Filed: June 19, 2008
    Publication date: December 24, 2009
    Inventors: Alan L. Steinmetz, Shakti L. Mukerjee
  • Patent number: 5914373
    Abstract: A linear aminoplast-ether copolymer of the formula: ##STR1## where the divalent R.sub.01 contains a divalent alkyleneoxy containing moiety, Amp is the skeletal residue of an aminoplast, R is hydrogen, alkyl containing 1 to about 4 carbon atoms, and acyl containing 1 to about 4 carbon atoms, p is a positive number that is equal to the free valence of Amp minus 2, RO is bonded to alkylene units of Amp, and a is a number greater than 1. The method for making the copolymer is described.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: June 22, 1999
    Assignee: United Catalysts, Inc.
    Inventors: Charles W. Glancy, Alan L. Steinmetz
  • Patent number: 5629373
    Abstract: A coating composition containing a linear aminoplast-ether copolymer of the formula: ##STR1## where the divalent R.sub.01 contains a divalent alkyleneoxy containing moiety, Amp is the skeletal residue of an aminoplast, R is hydrogen, alkyl containing 1 to about 4 carbon atoms, and acyl containing 1 to about 4 carbon atoms, p is a positive number that is equal to the free valence of Amp minus 2, RO is bonded to alkylene units of Amp, and a is a number greater than 1.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: May 13, 1997
    Assignee: United Catalysts, Inc.
    Inventors: Charles W. Glancy, Alan L. Steinmetz
  • Patent number: 5627232
    Abstract: A water-containing composition containing a linear aminoplast-ether copolymer of the formula: ##STR1## where the divalent R.sub.01 contains a divalent alkyleneoxy containing moiety, Amp is the skeletal residue of an aminoplast, R is hydrogen, alkyl containing 1 to about 4 carbon atoms, and acyl containing 1 to about 4 carbon atoms, p is a positive number that is equal to the free valence of Amp minus 2, RO is bonded to alkylene units of Amp, and a is a number greater than 1.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: May 6, 1997
    Assignee: United Catalysts, Inc.
    Inventors: Charles W. Glancy, Alan L. Steinmetz
  • Patent number: 5334650
    Abstract: A coating composition is disclosed comprising:(a) an aqueous medium,(b) a water-dispersible polyurethane resin that is the reaction product of a mixture comprising:(1) a long-chain aliphatic polyol having 18 to 60 carbon atoms,(2) a multifunctional compound having at least one active hydrogen group and at least one water-stabilizing group,(3) an active hydrogen-containing capping and/or chain extending agent, and(4) a polyisocyanate, and(c) an aminoplast crosslinking agent.
    Type: Grant
    Filed: September 29, 1992
    Date of Patent: August 2, 1994
    Assignee: BASF Corporation
    Inventors: Paul Serdiuk, Alan L. Steinmetz
  • Patent number: 5326815
    Abstract: A coating composition is disclosed comprising:(a) an aqueous medium,(b) an water-dispersible polyurethane resin that is the reaction product of a mixture comprising:(1) a hydroxy-functional polyester component that is the reaction product of a mixture comprising a carboxylic acid component comprising at least two carboxylic acid functional groups, a long-chain aliphatic polyol having 18 to 60 carbon atoms, and a short-chain polyol having 12 or fewer carbon atoms,(2) a multifunctional compound having at least one active hydrogen group and at least one water-stabilizing group,(3) an active hydrogen-containing capping or chain extending agent, and(4) a polyisocyanate, and(c) an aminoplast crosslinking agent.
    Type: Grant
    Filed: September 29, 1992
    Date of Patent: July 5, 1994
    Assignee: BASF Corporation
    Inventors: Paul Serdiuk, Alan L. Steinmetz
  • Patent number: 5270352
    Abstract: Compounds useful for improving the dispersibility of micaceous particulates in aqueous-based coating compositions comprise urethanes or ureas which are the reaction products of silylalkyl or silylaryl isocyanates with alcohols, amines, polyether alcohols or amine-terminated polyethers. The compounds may also be the reaction products of silylalkyl- or silylarylamines with half-blocked diisocyanates which are themselves the reaction products of a diisocyanate with an alcohol, amine, polyether alcohol or amine-terminated polyether.Micaceous particulates which have been surface modified by reaction with these compounds, as well as coating compositions comprising such surface-modified micaceous particulates, and coated substrates are also disclosed.
    Type: Grant
    Filed: November 15, 1991
    Date of Patent: December 14, 1993
    Assignee: BASF Corporation
    Inventors: Clint W. Carpenter, Thomas G. Savino, Alan L. Steinmetz
  • Patent number: 5231134
    Abstract: The present invention is directed to a process for the preparation of amine modified copolymers as a pigment dispersant for cathodic electrocoating compositions comprising the steps ofa) polymerizingi) an ethylenically unsaturated monomer containing an isocyanate group withii) other ethylenically unsaturated monomers having no functional group capable of undergoing a reaction with said isocyanate group to form a copolymer with isocyanate groups andb) reacting stepwise or simultaneously said isocyanate groups withiii) a compound selected from the group consisting of a polyalkyleneglycol monoalkyl ether, an aminoterminated polyalkylene glycol monoalkyl ether and mixtures thereof andiv) a compound containing at least a tertiary amine group and one functional group capable of undergoing a reaction with said isocyanate group andv) optionally, another compound having one functional group capable of undergoing a reaction with said isocyanate group.
    Type: Grant
    Filed: August 29, 1991
    Date of Patent: July 27, 1993
    Assignee: BASF Corporation
    Inventors: Clint W. Carpenter, Alan L. Steinmetz
  • Patent number: 4946910
    Abstract: This invention, therefore, relates to the field of polyurethane coatings for use in automobile basecoat/clearcoat systems. In particular, this invention relates to water-dispersible polyurethane resins having polyether sidechains which may be utilized in basecoat compositions as principal resins or grind resins. These polyurethane resins may be laterally stabilized or terminally stabilized. The terminally stabilized resins of this invention are preferably employed as principal resins in basecoat compositions.
    Type: Grant
    Filed: December 22, 1988
    Date of Patent: August 7, 1990
    Assignee: BASF Corporation, Inmont Division
    Inventors: Thomas G. Savino, Thomas C. Balch, Alan L. Steinmetz, Sergio E. Balatin, Nicholas Caiozzo
  • Patent number: 4794147
    Abstract: This invention, therefore, relates to the field of polyurethane coatings for use in automobile basecoat/clearcoat systems. In particular, this invention relates to water-dispersible polyurethane resins having polyether sidechains which may be utilized in basecoat compositions as principal resins or grind resins. These polyurethane resins may be laterally stabilized or terminally stabilized. The terminally stabilized resins of this invention are preferably employed as principal resins in basecoat compositions.
    Type: Grant
    Filed: July 24, 1987
    Date of Patent: December 27, 1988
    Assignee: BASF Corporation, Inmont Division
    Inventors: Thomas G. Savino, Thomas C. Balch, Alan L. Steinmetz, Sergio E. Balatin, Nicholas Caiozzo
  • Patent number: 4713116
    Abstract: A modified vegetable protein adhesive binder and a process for producing the same is disclosed wherein an alkaline protein dispersion is treated with organosilane reagent in an amount sufficient to modify the protein material. The modified vegetable protein adhesive binder provides greater pigment structuring when employed in paper coating compositions containing pigment and other materials such as latex. The modified binder also results in coatings with an improved degree of wet rub resistance.
    Type: Grant
    Filed: January 2, 1987
    Date of Patent: December 15, 1987
    Assignee: Ralston Purina Company
    Inventors: Thomas L. Krinski, Alan L. Steinmetz
  • Patent number: 4689381
    Abstract: A modified vegetable protein adhesive binder and a process for producing the same is disclosed wherein an alkaline protein dispersion is formed of a vegetable protein material and said dispersion is treated with a cationic monomer, preferably a cationic monomer selected from the group consisting of cationic epoxide monomers and cationic acrylate monomers, in an amount sufficient to modify the protein material. The modified vegetable protein adhesive binder has a greater affinity for pigments in a paper coating composition. This greater pigment affinity results in an improvement in the porosity of the final coating, thereby improving ink receptivity and printability on the coating surface.
    Type: Grant
    Filed: March 31, 1986
    Date of Patent: August 25, 1987
    Assignee: Ralston Purina Company
    Inventors: Thomas L. Krinski, Charles E. Coco, Alan L. Steinmetz
  • Patent number: 4687826
    Abstract: A modified vegetable protein adhesive binder and a process for producing the same is disclosed wherein an alkaline protein dispersion is treated with hydroxy alkyl acrylate in an amount sufficient to modify the protein material. The modified vegetable protein adhesive binder provides greater binder strength when employed in paper coating compositions containing pigment and other materials such as latex. The modified binder also results in coatings with an improved degree of water retention.
    Type: Grant
    Filed: October 31, 1986
    Date of Patent: August 18, 1987
    Assignee: Ralston Purina Company
    Inventors: Alan L. Steinmetz, Thomas L. Krinski
  • Patent number: 4554337
    Abstract: A modified vegetable protein adhesive binder and a process for producing the same is disclosed wherein an alkaline protein dispersion is formed of a vegetable protein material and said dispersion is treated with an alkyl acrylamidoglycolate alkyl ether in an amount sufficient to modify the protein material. The modified vegetable protein adhesive binder provides greater binder strength when employed in paper coating compositions containing pigment and other materials such as latex. The modified binder also results in coatings with good ink receptivity.
    Type: Grant
    Filed: January 18, 1985
    Date of Patent: November 19, 1985
    Assignee: Ralston Purina Company
    Inventors: Thomas L. Krinski, Alan L. Steinmetz