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:
Aug. 17, 1993
Filed:
Sep. 16, 1991
Mark J Hall, Midland, MI (US);
Stephen R Betso, Lake Jackson, TX (US);
Duane F Foye, Merrill, MI (US);
Kun S Hyun, Midland, MI (US);
Steven R Jenkins, Midland, MI (US);
Donald E Kirkpatrick, Midland, MI (US);
Paul T Louks, Saginaw, MI (US);
James A Stevenson, Pittsburgh, PA (US);
The Dow Chemical, Midland, MI (US);
Abstract
The present invention is a coated particulate in the form of a powder or in the form of a pellet, the particulate comprising a vinylidene chloride interpolymer and being coated with at least one processing aid at a level effective to improve the extrudability of the vinylidene chloride interpolymer. The processing aid beneficially is selected from the group consisting of fatty esters; wax esters; glycerol esters; glycol esters; fatty alcohol esters, fatty alcohols; fatty amides; metallic salts of fatty acids; olefin polymers and polyolefin waxes.