Patents by Inventor Robert B. Lauder

Robert B. Lauder 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).

  • Synergistic stabilizer compositions for polyols and polyurethane foam
    Patent number: 5156762
    Abstract: Polyether polyols and polyurethane foams are stabilized by including therein a liquid stabilizer composition of (a) 2,6-di-tert-butyl-4-sec-butylphenol, (b) a reaction product of diisobutylene, styrene and diphenylamine and (c) phenothiazine or C.sub.9-26 -alkyl substituted phenothiazone and wherein the ratio of the phenol to the reaction product is about 1:5 to 5:1 and the ratio of the mixture of components (a) and (b) to the phenothiazone compound is about 5.0:0.1 to 4.0:1.0. The stabilizer composition may further contain trihydrocarbyl phosphite to stabilize the color of same.
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: October 20, 1992
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Richard A. Suhoza, Bruce R. Garney, Robert B. Lauder
  • Synergistic stabilizer compositions for polyols and polyurethane foam
    Patent number: 5143943
    Abstract: Polyether polyols and polyurethane foams are stabilized by including therein a liquid stabilizer composition of (a) 2,6-di-tert-butyl-4-sec-butylphenol, (b) a reaction product of diisobutylene, styrene and diphenylamine and (c) phenothiazine or C.sub.9-26 -alkyl substituted phenothiazine and wherein the ratio of the phenol to the reaction product is about 1:5 to 5:1 and the ratio of the mixture of components (a) and (b) to the phenothiazine compound is about 5.0:0.1 to 4.0:1.0. The stabilizer composition may further contain trihydrocarbyl phosphite to stabilize the color of same.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: September 1, 1992
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Richard A. Suhoza, Bruce R. Garney, Robert B. Lauder
  • Method for decolorizing phosphate polyesters
    Patent number: 3989773
    Abstract: Selected bleaching agents are used to decolorize off-color phosphate polyesters.
    Type: Grant
    Filed: July 24, 1975
    Date of Patent: November 2, 1976
    Assignee: Olin Corporation
    Inventors: Richard J. Turley, Alexandre Ozolins, Robert B. Lauder