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:
Nov. 11, 1980
Filed:
Nov. 06, 1975
Applicant:
Inventors:
Assignee:
Toyo Ink Manufacturing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 4221 ; 1062 / ; 260208 ; 2603145 ; 2603 / ; 260376 ; 560221 ; 560255 ; 544 72 ; 546 57 ; 549 52 ; 560105 ;
Abstract
A process for the production of a colored polyolefin molded articles comprising adding to a polyolefin either a compound of the formula D--CH.sub.2 O.OC--R]).sub.n as a colorant wherein D is the residue of a common organic pigment, R is an alkyl, alkenyl or aryl group having up to 20 carbon atoms and n is an integer of 1-4, or a mixture of the compound of the above formula with at least one usual pigment, to form a mixture, and then molding the mixture thereby producing the desired colored articles. This invention also relates to the compound of said formula and to a mixture thereof with at least one common pigment.