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.

Date of Patent:
Jun. 13, 1978

Filed:

Oct. 14, 1975
Applicant:
Inventors:

Albert Riegler, Basel, CH;

Werner Saar, Riehen, CH;

Volkhard Wiese, Pratteln, CH;

Assignee:

Ciba-Geigy Corporation, Ardsley, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260 / ;
Abstract

Preparations which contain 10 to 70% by weight of a pigment or a polymer-soluble colorant and 90 to 30% by weight of a carrier mixture which is composed of 51 to 95% by weight of a metal salt of an aliphatic carboxylic acid containing at least 12 carbon atoms, said metal selected from the group consisting of calcium, barium, zinc, aluminum, and magnesium, and of 49 to 5% by weight of an elastomeric or thermoplastic polymer are useful for coloring molten thermoplastic polymers in level shades.


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