DRIER AND ANTI-SKINNING AGENT SYSTEM FOR A COATING COMPOSITION

A drier and anti-skinning agent system for an oxidatively drying binder-based coating composition comprising:a. a drying agent comprising an iron ligand complex and/or a manganese ligand complex; andb. an anti-skinning agent comprisingi. an alkanolamine of formula (I)wherein each R1 and R2 independe...

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Bibliographische Detailangaben
Hauptverfasser: WEIJNEN, John, ANG, Tjian Hong
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A drier and anti-skinning agent system for an oxidatively drying binder-based coating composition comprising:a. a drying agent comprising an iron ligand complex and/or a manganese ligand complex; andb. an anti-skinning agent comprisingi. an alkanolamine of formula (I)wherein each R1 and R2 independently represent hydrogen, an alkyl, alkenyl, an aryl, or an arylalkyl;wherein each R3 and R4 independently represent hydrogen, or an alkyl; wherein m represents 0 or 1; andwherein n represents an integer from 1 to 10; andii. (A) and/or (B)wherein (A) is a mercaptan of formula (II)wherein R5 represents an alkyl or an arylalkyl;wherein X represents a methylene or a carbonyl group; andwherein Y represents methylene group or oxygen; andwherein (B) is a diketone of formula (III)or a diketone of formula (IV)where p represents 0, 1 or 2; andwherein each of R6 and R7 independently represent an alkyl, an aryl, or an arylalkyl; andwherein W represents an alkylene group, optionally substituted with one or more substituents selected from the group comprising an alkyl, -OH, and a halogen.