Patents Assigned to Mitsui Chemicals Asahi Life Materials Co., Ltd.
  • Patent number: 11976394
    Abstract: Provided is a non-woven fabric which is suitable for cleaning wipers, diapers, food packaging materials, etc., and has excellent water absorption and handling performance. The non-woven fabric according to the present invention contains a thermoplastic biodegradable resin, and is characterized in that fibers constituting the non-woven fabric have crimps, the flexural rigidity index in the mechanical direction (MD) of the non-woven fabric is 7.77-37.4 as defined by the following equation: flexural rigidity index in the mechanical direction (MD)=flexural rigidity (gf·cm) in the mechanical direction (MD)/{basis weight(g/m2)}2.5×106, and the bulk density of the non-woven fabric is 0.098 g/cm3 to 0.251 g/cm3.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: May 7, 2024
    Assignee: Mitsui Chemicals Asahi Life Materials Co., Ltd.
    Inventors: Yuya Fujimoto, Rumina Obi, Takashi Komatsu, Eiji Shiota