The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 1976
Filed:
May. 28, 1974
Applicant:
Inventors:
Paul Hittmair, Burghausen, DT;
Wolfgang Hechtl, Burghausen, DT;
Eckhart Louis, Burghausen, DT;
Ernst Wohlfarth, Burghausen, DT;
Assignee:
Wacker-Chemie GmbH, Munich, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260827 ;
Abstract
The invention relates to a method for preparing dental impression materials which comprises mixing A. a diorganopolysiloxane containing terminal triorganosiloxy groups in which at least one of the triorganosiloxy groups contains a vinyl group with B. an organopolysiloxane having at least three Si-bonded hydrogen atoms per molecule, C. a catalyst capable of promoting the addition of Si-bonded hydrogen to vinyl groups at room temperature and, if desired, D. additives, such as fillers, pigments, flavoring substances and plasticizers.