Coloration process for polyolefines and polyesters

Coloured shaped articles are formed by mixing a polyolefin or a polyester with a colouring matter of formula: wherein X and Y are alkyl radicals of not more than 5 carbon atoms and Z represents halogen, and then forming the mixture into shaped articles, e.g. foils, fibres or filaments. In examples...

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Bibliographische Detailangaben
Hauptverfasser: GRIMSHAW GEORGE, DEVERELL-SMITH RAYMOND
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Coloured shaped articles are formed by mixing a polyolefin or a polyester with a colouring matter of formula: wherein X and Y are alkyl radicals of not more than 5 carbon atoms and Z represents halogen, and then forming the mixture into shaped articles, e.g. foils, fibres or filaments. In examples polypropylene and polyethylene terephthalate are coloured with 1:4-bis-(21-bromo-41-n-butyl-61-methylanilino) anthraquinone. Titanium dioxide may be present.