Method for preparing fully-degradable non-woven fabric by spun-bonding

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United States of America Patent

PATENT NO 12012681
APP PUB NO 20220042223A1
SERIAL NO

17507790

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Abstract

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Disclosed is a method for preparing a fully-degradable non-woven fabric by spun-bonding, including: (S1) preparation of a poly(caprolactone-co-lactide acid) (P(CL-co-LA)); (S2) preparation of a copolymerized-modified poly(lactide acid) (PLA); and (S3) preparation of a full-degradable non-woven fabric using a spun-bond method. In this disclosure, the PLA is modified in gradient several times to prepare the full-degradable non-woven fabric in combination with an optimized spun-bonding method.

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Patent Owner(s)

Patent OwnerAddress
GUOZHONG XINGHE BIOMEDICAL TECHNOLOGY CO LTDQIANLU VILLAGE TIANZHEN OFFICE WUXUE CITY HUANGGANG HUBEI
CHINA YUNHONG HOLDINGS CO LTDYUNHONG HEALTH INDUSTRIAL PARK NO 1 JIANGBEI FIRST CLASS HIGHWAY QIANLU VILLAGE TIANZHEN OFFICE WUXUE HUANGGANG HUBEI
YUNHONG ENVIRONMENTAL TECHNOLOGY CO LTDQIANLU VILLAGE TIANZHEN OFFICE WUXUE CITY HUANGGANG HUBEI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Jingren Hubei, CN 8 2
Jiang, Sijia Hubei, CN 4 2
Li, Yubao Hubei, CN 21 187
Wu, Dong Hubei, CN 65 843
Ye, Shuxin Hubei, CN 4 2
Zhang, Rui Hubei, CN 806 5113

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