| abstract |
The invention relates to a method for preparing dental impression materials which comprises mixing n A. a diorganopolysiloxane containing terminal triorganosiloxy groups in which at least one of the triorganosiloxy groups contains a vinyl group with n B. an organopolysiloxane having at least three Si-bonded hydrogen atoms per molecule, n C. a catalyst capable of promoting the addition of Si-bonded hydrogen to vinyl groups at room temperature and, if desired, n D. additives, such as fillers, pigments, flavoring substances and plasticizers. |