Title:
PRODUCTION PROCESS OF FAST BIODEGRADABLE POROUS POLYESTER FIBER
Document Type and Number:
WIPO Patent Application WO/2021/208191
Kind Code:
A1
Abstract:
A production process of fast biodegradable porous polyester fiber. Soluble polyester masterbatch containing biodegradable additives is added in proportion to polyester chips to perform mixing and spinning, and then fibers are placed in a dissolving solution to dissolve soluble substances to form porous polyester fibers. The pores in the fiber structure can accelerate the degradation of polyester by biomass.
Inventors:
YU YANPING (CN)
Application Number:
PCT/CN2020/092410
Publication Date:
October 21, 2021
Filing Date:
May 26, 2020
Export Citation:
Assignee:
BOJU SHANGHAI ECOLOGICAL TECH CO LTD (CN)
International Classes:
D01F6/92; D01D5/247; D01F8/14
Foreign References:
| CN101144206A | 2008-03-19 | |||
| CN110832124A | 2020-02-21 | |||
| CN103668556A | 2014-03-26 | |||
| CN106757514A | 2017-05-31 | |||
| CN107653517A | 2018-02-02 | |||
| JP2000154462A | 2000-06-06 |
Attorney, Agent or Firm:
HEIKO F&I INTELLECTUAL PROPERTY AGENT (CN)
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