摘要 |
A degradable non-woven fabric obtained from an web formed of lactic acid-base polymer filaments comprising of one or more lactic acid-base polymer selected from a poly (DL-lactic acid) having more than 80 mol% of L-lactic acid units, poly (DL-lactic acid) having more than 80 mol% of D-lactic acid units, L-lactic acid/hydroxycarboxylic acid copolymer having 70 mol% or more of L-lactic acid units, and D-lactic acid/hydroxycarboxylic acid copolymer having 70 mol% or more of D-lactic acid units, and a preparation process of the degradable non-woven fabric which has good dimensional stability and can be degraded and disappeared under natural environment when abandoned, are disclosed. |
申请人 |
MITSUI TOATSU CHEMICALS, INC., TOKIO/TOKYO, JP |
发明人 |
TANIGUCHI, KEIKO, MOTOSU-GUN, GIFU-KEN 501-02, JP;WASHINO, MASAHIRO, NAGOYA-SHI, AICHI-KEN 454, JP;MORIYA, SHINOBU, NAGOYA-SHI, AICHI-KEN 457, JP;SHINODA, HOSEI, KASUGAI-SHI, AICHI-KEN 487, JP;OHTAGURO, MASAMI, MIDORI-KU, NAGOYA-SHI, AICHI-KEN 458, JP;FUNAE, AKIHIRO, MINAMI-KU, NAGOYA-SHI, AICHI-KEN 457, JP;IIMURO, SHIGERU, NAGOYA-SHI, AICHI-KEN 457, JP |