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1. (WO2018203783) METHOD OF PRODUCING A HOLLOW SYNTHETIC BRISTLE, A HOLLOW SYNTHETIC BRISTLE AND A PAINT BRUSH COMPRISING SUCH HOLLOW SYNTHETIC BRISTLES

Pub. No.:    WO/2018/203783    International Application No.:    PCT/SE2017/051195
Publication Date: Fri Nov 09 00:59:59 CET 2018 International Filing Date: Fri Dec 01 00:59:59 CET 2017
IPC: A46D 1/05
A46B 15/00
A46D 1/00
Applicants: ORKLA HOUSE CARE AB
Inventors: RAGNARSSON, Maria
HEINSJÖ, Fredrik
Title: METHOD OF PRODUCING A HOLLOW SYNTHETIC BRISTLE, A HOLLOW SYNTHETIC BRISTLE AND A PAINT BRUSH COMPRISING SUCH HOLLOW SYNTHETIC BRISTLES
Abstract:
The present invention relates to a method of producing a hollow synthetic bristle, a hollow synthetic bristle and a paint brush comprising a plurality of such hollow synthetic bristles. The method comprises the following steps: 1) arranging at least a first end of the hollow synthetic bristle (1) in a holder; 2) immersing a part (2) of a second end of the hollow synthetic bristle (1) in a chemically tipping fluid; 3) lifting up the hollow synthetic bristle (1) from the chemically tipping fluid after a period of time, wherein the part (2) of the hollow synthetic bristle (1) that is immersed in the chemically tipping fluid is 1 -30% of the length of the hollow synthetic bristle (1).