Organomineral foamed materials and process for their...

Details Organomineral foamed materials and process for their... Organomineral foamed materials and process for their...

C - Chemistry, Metallurgy

04

B

403/51

C04B 28/26 (2006.01) C04B 24/42 (2006.01) C04B 38/02 (2006.01) C08G 18/38 (2006.01)

Patent

CA 1292342

ABSTRACT OF THE DISCLOSURE: "ORGANOMINERAL FOAMED MATERIALS AND PROCESS FOR THEIR PREPARATION" The subject-matter of the invention are organomineral foamed materials and a process for their preparation by reacting poly- isocyanate and water-glass without the use of a foaming agent. In the process according to the invention the foaming of the reaction mixture is achieved in controlled manner by means of the CO2 released in the reaction of isocyanate groups with water by the addition of a polysiloxane and polyether block copolymer.

542945

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