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:
Sep. 08, 1987
Filed:
Dec. 20, 1985
Applicant:
Inventors:
Mark J Hall, Midland, MI (US);
Kun S Hyun, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
528503 ; 525343 ;
Abstract
A process for improving the extrudability of a vinylidene chloride interpolymer pellet. A vinylidene chloride interpolymer pellet displaying a first endotherm, as determined by differential scanning calorimetry according to American Society of Testing and Materials Test Method D-3417, below 75.degree. Celsius is exposed to a temperature above about 55.degree. Celsius for a length of time sufficient to raise said first endotherm to 75.degree. Celsius or above. Pellets treated in such a manner possess improved extrudability.