Process for preparing pigmented shaped articles comprising...

Details Process for preparing pigmented shaped articles comprising... Process for preparing pigmented shaped articles comprising...

D - Textiles, Paper

01

F

D01F 6/62 (2006.01) C08G 63/183 (2006.01) C08J 5/00 (2006.01) C08J 9/00 (2006.01) C08K 5/00 (2006.01) D01D 5/08 (2006.01) D01F 1/04 (2006.01)

Patent

CA 2391431

A process of making a pigmented shaped article comprising: (a) providing polytrimethylene terephthalate chips and two or more colored pigmented chips each containing at least one different color pigment; (b) heating the polytrimethylene terephthalate chips and colored pigmented ships to a temperature of about 200- about 280°C to melt the chips and form a polymer composition comprising the polytrimethylene terephthalate and at least one color pigment; and (c) forming a shaped article from the: polymer composition.

Procédé de fabrication d'un article modelé pigmenté selon les étapes suivantes : a) se procurer des pastilles de téréphtalate de polytriméthylène et au moins deux types de pastilles de couleur pigmentées renfermant chacun au moins un pigment de couleur différente; b) chauffer les pastilles de téréphtalate de polytriméthylène ainsi que les pastilles de couleur pigmentées jusqu'à une température d'environ 200 à environ 280 degrés Celsius afin de faire fondre les pastilles et de former une composition polymérique comportant le téréphtalate de polytriméthylène et au moins un pigment de couleur; c) fabriquer un article modelé à partir de la composition polymérique.

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