Patents Assigned to Owens-Corning Fiberglass Corp.
  • Adaptor for twist frame forming tube
    Patent number: 4842214
    Abstract: The present invention relates an improved creel adaptor for use in retaining a forming tube containing formed glass fiber during the twist process. The improved creel adaptor is designed to maintain a forward outside diameter slightly smaller than the rear outside diameter, wherein the forming tube is placed on the creel adaptor and maintained in position by the variation in the outside diameter of the creel adaptor.
    Type: Grant
    Filed: October 26, 1987
    Date of Patent: June 27, 1989
    Assignee: Owens - Corning Fiberglass Corp.
    Inventors: Kenneth T. Harrop, Ray T. Carver
  • Melt processable optically anisotropic polymer processing
    Patent number: 4668760
    Abstract: A process comprising synthesizing a liquid crystal polyester consisting essentially of recurring moieties of formulas: ##STR1## and moiety III or IV wherein III is ##STR2## wherein the mole ratio of moiety II to moiety III, when present, is 1:4 to 2:1 and wherein the mole ratio of moiety II to moiety IV, when present, is 2:8 to 1:9 and devolatilizing said liquid crystal polyester prior to shaping such polyester into an article and then shaping said devolatilized polyester into said article.
    Type: Grant
    Filed: January 17, 1986
    Date of Patent: May 26, 1987
    Assignee: Owens-Corning Fiberglass Corp.
    Inventors: Edwin Boudreaux, Jr., David M. Lee, David A. Hutchings, Gloria M. Sieloff, G. Fred Willard