METHOD OF PRODUCING STRONG COLOURED ARTICLE WITH SILICONE SURFACE AND COLOURED ARTICLE OBTAINED USING SAID METHOD Russian patent published in 2019 - IPC A61K8/00 A61F2/50 

Abstract RU 2707750 C2

FIELD: chemistry.

SUBSTANCE: invention relates to a method of producing a strongly coloured article with a silicone surface. Described is a method of producing a strongly coloured article with a silicone surface, characterized in that the following process steps are carried out: (a) mixing the dyes with still silicone to form a coating mixture, (b) swelling the silicone surface with a solvent, (c) applying a coating composition onto the silicon surface, (d) silicone cross-linking the silicon from the coating application mixture.

EFFECT: technical result is the creation of a coloured article with a silicone surface, which is maintained for a long period of time and is easily applied.

16 cl, 3 ex

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RU 2 707 750 C2

Authors

Zuther, Martina

Anhalt, Klaus-Peter

Dates

2019-11-29Published

2016-01-22Filed