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:
Feb. 15, 1994
Filed:
May. 12, 1992
Applicant:
Inventor:
Malcolm S Smith, Beaumont, TX (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524 78 ; 524229 ; 524314 ; 524432 ; 524433 ;
Abstract
The block resistance of pellets of copolymers of ethylene with acrylic or methacrylic acid is improved by addition of very low levels of certain defined liquid additives or water-soluble solid additives. This results in improved rates of pellet production, and in easier subsequent handling.