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:
Mar. 01, 1994
Filed:
Jul. 31, 1991
Applicant:
Inventors:
David P Colvin, Apex, NC (US);
Yvonne G Bryant, Raleigh, NC (US);
James C Mulligan, Raleigh, NC (US);
Assignee:
Triangle Research and Development Corporation, Raleigh, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; C09K / ;
U.S. Cl.
CPC ...
428 68 ; 126400 ; 165 10 ; 165 53 ; 428 72 ; 428 76 ; 428192 ; 428194 ; 428220 ; 4283202 ; 4283215 ; 428323 ; 428458 ; 428626 ; 428913 ; 428920 ; 428921 ;
Abstract
A thermal shield comprising first and second substantially flat flame resistant covering layers adapted to overlie each other. A thermal energy absorbing material is positioned between the respective layers in sandwich fashion. The thermal energy absorbing material may comprise a phase change material in bulk, micro or macro encapsulated and which may further be embedded within a base material to provide enhanced thermal protection.