Chemical resistant coatings

Details Chemical resistant coatings Chemical resistant coatings

1990-10-29

1999-01-12

Lovering, Richard D.

Coating processes

With post-treatment of coating or coating material

Heating or drying

428447, 528 15, B05D 302, B32B 2728, C08G 7724, C08G 77385

Patent

active

058584684

ABSTRACT:
A coating having resistance to chemical warfare agents, comprising a cured mixture of (a) a polysiloxane having unsaturated groups available for cross-linking and (b) a polysiloxane containing reactive Si--H groups. A platinum siloxane catalyst is also employed in the mixture. A representative coating composition is a mixture of vinyldimethly terminated polydimethylsiloxane polymethylhydrosiloxane; and platinum-divinyl-tetramethyldisiloxane complex catalyst. The coating composition cures at room temperature and in a relatively short period of time.

REFERENCES:
patent: 3775452 (1973-11-01), Karstedt
patent: 3814731 (1974-06-01), Nitzsche et al.
patent: 3992427 (1976-11-01), Chandra et al.
patent: 4077943 (1978-03-01), Sato et al.
patent: 4600484 (1986-07-01), Drahnak
patent: 4943475 (1990-07-01), Baker et al.

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