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:
Dec. 01, 1981
Filed:
Oct. 14, 1980
Applicant:
Inventors:
Charles L Hamermesh, Westlake Village, CA (US);
Chiang-Ying M Tung, Thousand Oaks, CA (US);
Peter A Hogenson, Long Beach, CA (US);
Assignee:
Rockwell International Corporation, El Segundo, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; B05D / ;
U.S. Cl.
CPC ...
428314 ; 427244 ; 427373 ; 427391 ; 427393 ; 4273933 ; 4273935 ; 428315 ; 4284251 ; 4284735 ; 528 73 ;
Abstract
A plastic coating is provided which protects coated structures from flame. The coating is a product resulting from mixing an aromatic polyisocyanate, an aromatic polycarboxylic compound, and furfuryl alcohol at a temperature less than 80.degree. C. The structure to be protected from flame is coated with the product and the product is then dried. If the coated structure is exposed to flame, the coating intumesces to form a flame-resistant foam which protects the structure.