Metal Atom Is Part Of An Organic Compound Patents (Class 521/93)
  • Process for the productions of multi-cellular stretched articles
    Patent number: 4111860
    Abstract: A process for the manufacture of a multicellular stretched sheet which comprises melt compounding a thermoplastic matrix polymer and an additive comprising a polymeric or non-polymeric organic compound or a metal salt of an organic acid, forming the blend into a shaped article and stretching the article at a temperature within the normal orientation temperature of the matrix polymer and below the glass-transition temperature of the polymeric additive or below the melting or softening point of the non-polymeric additive.
    Type: Grant
    Filed: October 29, 1974
    Date of Patent: September 5, 1978
    Assignee: Bakelite Xylonite Limited
    Inventor: James Jack
  • Storage-stable precursors for rigid polyurethane foams
    Patent number: 4107069
    Abstract: Alkali metal salts of carboxylic acids containing from 2 to 20 carbon atoms are unique in comparison to salts of other elements, including stannous octoate, in their ability to retain catalytic activity when stored in the presence of rigid polyurethane foam precursors.
    Type: Grant
    Filed: June 18, 1976
    Date of Patent: August 15, 1978
    Assignee: M&T Chemicals Inc.
    Inventors: Alfred A. Keller, Robert V. Russo, Kenneth Treadwell