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:
Jul. 24, 1990
Filed:
Dec. 21, 1988
Applicant:
Inventor:
Herbert Buecheler, Erkrath, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; B32B / ;
U.S. Cl.
CPC ...
428 357 ; 215 / ; 215 121 ; 428516 ;
Abstract
The invention is a hollow body of plastic having a glossy surface, which is formed from a two-layer parison by an extrusion blow molding process, without need for exact temperature control during production, the hollow body being ecologically safe, inexpensive and, has a particularly glossy surface. The parison comprises a HDPE (high-density polyethylene) inner layer (5) and an unpigmented polyethylene outer layer (6) with additives.