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.

Date of Patent:
Apr. 29, 1997

Filed:

Nov. 09, 1995
Applicant:
Inventors:

Akihiko Sakamoto, Shiga-ken, JP;

Tadashi Takahashi, Shiga-ken, JP;

Masayuki Ninomiya, Osaka-fu, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428426 ; 428 38 ; 428178 ; 428332 ; 428412 ; 428408 ; 428415 ; 428417 ; 428421 ; 428422 ; 428441 ; 428442 ; 4284735 ; 428913 ;
Abstract

A fire-protection and safety composite glass panel includes a fireproof glass plate and a film of fluorocarbon resin of a chain molecular structure type. The film is bonded onto one of opposite side surfaces of the fireproof glass plate by the thermo-compression bonding. The fluorocarbon resin is a copolymer of at least three kinds of monomers. It may be arranged that another film of the fluorocarbon resin is further bonded onto the other side surface of the fireproof glass plate by the thermo-compression bonding. Another glass panel may be arranged that a plurality of fireproof glass plates are attached with a film of the foregoing fluorocarbon resin interposed between adjacent glass plates through the thermo-compression bonding. Those glass panels can be used as glass plates in fire-protective windows and doors.


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