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:
Aug. 29, 2023
Filed:
Jul. 06, 2018
Clariant Plastics & Coatings Ltd, Muttenz, CH;
Clariant International Ltd, Muttenz, CH;
Abstract
The invention relates to additive mixtures for plastics containing phosphinic acid of the formula (I) as component A, wherein Rand Rmean ethyl, M is Al, Fe, TiOor Zn, m means 2 to <4, preferably 2 or 3, and p=(4−m)/2 is a compound selected from the group of Al, Fe, TiOor Zn salts of ethylbutylphosphinic acid, dibutylphosphinic acid, ethylhexylphosphinic acid, butylhexylphosphinic acid and/or dihexylphosphinic acid as component B, phosphonic acid salt of formula (II) as component C, wherein Rmeans ethyl, Met is Al, Fe, TiOor Zn, n means 2 to 3, and q=(4−n)/2, and antimony, tin and/or indium as component D. Polymer compositions containing said additive mixtures are characterized by exceptional flame protection and by very good laser markability or laser weldability.