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:
Oct. 31, 1978
Filed:
Dec. 23, 1976
Applicant:
Inventors:
Rudi Korlatzki, Laudenbach, DE;
Gunter Schuhmacher, Weinheim, DE;
Assignee:
Naturin-Werk Becker & Do., Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; B32B / ; A22C / ;
U.S. Cl.
CPC ...
428425 ; 138118 ; 1381181 ; 138177 ; 264 95 ; 264173 ; 2642 / ; 426105 ; 428 36 ; 428910 ; 528 73 ;
Abstract
A novel elastic polyurethane having outstanding properties for use in making mono- and multi-layer food casings, more especially sausage casings, by extrusion. Stretching, especially biaxial stretching, gives further improvement. The casings can be boiled and scalded without folding or wrinkling when cooled. The polyurethane comprises a particular combination of components which imparts the desired properties.