Research/Patents/US 5858468
US 5858468Tier 1 — UAP Program Assignee

CHEMICAL RESISTANT COATINGS

Assignee

McDonnell Douglas

Filed as: MCDONNELL DOUGLAS CORPORATION

Filed

Oct 29, 1990

Granted

Jan 12, 1999

Location

VILLA PARK CA US

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.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Jul 22, 1991

Rescinded

Mar 4, 1994

Duration

2 years, 7 months

Inventor

  • 1NORMAN R. BYRD
Back to patent indexSource: USPTO 35 USC §181 secrecy order records