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. 02, 1986
Filed:
Jun. 07, 1985
Applicant:
Inventor:
Hans-Henning Nolte, Gelsenkirchen, DE;
Assignee:
Flachglas Aktiengesellschaft, Furth, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 99 ; 34 22 ; 34 27 ; 52232 ; 156325 ; 252372 ; 264 85 ; 427377 ; 4273978 ; 428428 ; 428920 ; 428921 ;
Abstract
A nonflammable layer is made by drying an aqueous alkali metal silicate composition on a substrate in the presence of a drying atmosphere containing at least 30% free oxygen by volume so that the resulting layer remains bubble-free on aging even under intense ultraviolet radiation.