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:
May. 26, 1981
Filed:
Nov. 06, 1979
Applicant:
Inventors:
Herbert Borchert, Frankfurt am Main, DE;
Walter Albert, Frankfurt am Main, DE;
Gunter Kohaut, Konigstein, DE;
Ulrich Schulte, Kelkheim, DE;
Bruno Rapp, Alsbach-Hahnlein, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428402 ; 206523 ; 206584 ; 428 33 ;
Abstract
The invention provides foamed plastics particles having a star-like shape the three legs of which are on the same plane. The ratio of particle thickness to particle height is from 1:2.75 to 1:3.3, that of leg width to particle height is from 1:2.2 to 1:2.5, and the particle height is from 10 to 60 mm. The particles of the invention are suitable as free-flowing packing material having a good flow and simultaneously a good interlocking capacity.