Patents Examined by Sadie L. Childs, Sr.
  • Chlorinated siliceous materals as fillers and reactants
    Patent number: 3940546
    Abstract: A material having a siliceous framework of a phyllosilicate in which 5--80% by weight of the octahedral layers are removed and chlorine atoms are linked to the framework through Si--Cl bonds are used as fillers in the preparation of polymers or are reacted with organic compounds by substituting the Cl, these organic compounds having a polymerizable portion in the molecule.
    Type: Grant
    Filed: March 11, 1974
    Date of Patent: February 24, 1976
    Assignee: Gerdec
    Inventors: Jean Mercier, Marc Della Faille, Claude Bleiman