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:
Nov. 16, 1982
Filed:
Jun. 25, 1981
Applicant:
Inventors:
Gunter Kratel, Durach-Bechen, DE;
Hans Katzer, Kempten, DE;
Assignee:
Wacker-Chemie GmbH, Munich, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428 75 ; 156216 ; 156226 ; 156227 ; 156213 ; 428126 ; 428192 ; 428469 ; 428 76 ;
Abstract
The invention relates to a heat-insulating board which has a core and a cover. The core is composed of compacted, finely particulate metal oxide and, optionally, additions of opacifier and fibrous material. The cover is composed in part of metal foil arranged on those faces that are to be directed against the heat flow. The remainder of the cover is composed of a material that inhibits heat flow. A method for manufacturing the board is also disclosed.