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:
Apr. 04, 1989
Filed:
Nov. 12, 1987
Applicant:
Inventor:
Warren B Mueller, Baton Rouge, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
4283166 ; 181288 ; 4283171 ; 4283193 ; 4284735 ; 428920 ; 428921 ;
Abstract
A fire resistant thermal and acoustic composite insulating panel comprising at least one polyimide foam insert having a polyorganophosphazene septum adhered to at least one surface. The polyorganophosphazene is filled with about 50-500 parts, preferably 100-500 parts by weight of a heavy metal compound per 100 parts of polyorganophosphazene.