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:
Jan. 05, 1982
Filed:
Oct. 08, 1980
Applicant:
Inventors:
Malcolm K Orloff, Basking Ridge, NJ (US);
LeRoy A White, Somers, CT (US);
Assignee:
Buffalo Color Corporation, West Paterson, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 4221 ;
Abstract
A composition comprising polyethylene having from about 0.002 to about 1 weight percent of indigo dye uniformly melt dispersed therein. The average particle size of the dispersed indigo being less than about 1 micron. And the process for coloring polyethylene which comprises blending indigo into melted polyethylene at a concentration of from about 0.002 to about 1 percent by weight of polyethylene until a uniform dispersion is obtained.