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. 25, 2008
Filed:
Mar. 13, 2003
Urs Lauk, Zürich, CH;
Patric Nowack, Lörrach, DE;
Urs Lauk, Zürich, CH;
Patric Nowack, Lörrach, DE;
Huntsman International LLC, The Woodlands, TX (US);
Abstract
The present invention relates to a compound of formula (I) wherein Ris a radical of formula (II) Ris —NHor a radical of formula (II), Rand Rare each independently of the other hydrogen, hydroxy, —NHor a radical of formula (II), Ris hydrogen, halogen or —X—(CH)—Y, wherein X is a direct bond, —O— or —S—, Y is —OH or —OSOH and n is a number from 0 to 6, with the proviso that at least one of the radicals R, Rand Ris not hydrogen, to a process for the preparation thereof and to the use thereof in a method of producing mass-coloured plastics or polymeric colour particles.