Title:
COLOURED POLYPROPYLENE FIBRE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/137197
Kind Code:
A1
Abstract:
A coloured polypropylene fibre, the fibre containing component a hindered phenolic antioxidant and component b phosphite ester antioxidant and/or component c hindered amine antioxidant, component a accounting for 800-15000 ppm of the coloured polypropylene fibre; the weight ratio of component b to component a is less than 0.80, and component c accounts for 4000-50000 ppm of the coloured polypropylene fibre. The coloured polypropylene fibre has excellent antioxidant properties, low pyrolysis and heat generation, and a wide range of application.
Inventors:
FAN ZHIHENG (CN)
CHEN BINBIN (CN)
YOSHIMIYA TAKAYUKI (CN)
CHEN BINBIN (CN)
YOSHIMIYA TAKAYUKI (CN)
Application Number:
PCT/CN2018/123330
Publication Date:
July 18, 2019
Filing Date:
December 25, 2018
Export Citation:
Assignee:
TORAY FIBERS&TEXTILES RES LABORATORIES CHINA CO LTD (CN)
International Classes:
D01F1/10; C08K5/00; D01F6/46
Domestic Patent References:
| WO2002031237A1 | 2002-04-18 |
Foreign References:
| CN106319665A | 2017-01-11 | |||
| CN103774265A | 2014-05-07 | |||
| US20100081741A1 | 2010-04-01 | |||
| EP0184191A2 | 1986-06-11 |
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