公开(公告)号：US10316373B2

公开(公告)日：2019-06-11

申请号：US16155358

申请日：2018-10-09

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Takahiro Aoki ,  Tomoko Kawashima ,  Haruka Kusukame ,  Yuko Taniike

IPC: C13K1/02 ,  C07C215/08 ,  C07C229/26 ,  C07C229/36 ,  D21C5/00 ,  D21C3/20 ,  C08J3/09 ,  C08B1/00

Abstract: An ionic liquid represented by the following chemical formula, [(CH3)3N(CH2)2OH]+[NH2(CH2)3CH(NH2)COO]−, which provides an ionic liquid capable of dissolving cellulose within twenty-four hours.

公开(公告)号：US12194161B2

公开(公告)日：2025-01-14

申请号：US17033679

申请日：2020-09-26

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Yuki Namigata ,  Tomoko Kawashima ,  Takahiro Aoki ,  Yuko Taniike

IPC: A61K9/70 ,  A61L27/20 ,  C08J5/18 ,  C08L1/02

Abstract: A living body-adhesive sheet of the present disclosure includes a living body-adhesive film and a support. The living body-adhesive film has a thickness of 5 μm or less and contains cellulose. The support supports the living body-adhesive film. The support is formed of a material in which a hydrogen bonding component δH in a Hansen solubility parameter is 2 to 20 MPa1/2.

公开(公告)号：US10851181B2

公开(公告)日：2020-12-01

申请号：US16507067

申请日：2019-07-10

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Takahiro Aoki ,  Tomoko Kawashima ,  Yuko Taniike

IPC: C08B15/10 ,  B01D67/00 ,  B01D71/10 ,  C08B11/193 ,  C08G59/22

Abstract: In order to obtain a crosslinked cellulose without derivatization, a polymer according to an embodiment of the present disclosure is a polymer having a structure in which cellulose substantially represented by the following formula (c1) is crosslinked with a polyfunctional epoxy compound: wherein in the formula (c1), n represents an integer of 2 or more.

公开(公告)号：US11369686B2

公开(公告)日：2022-06-28

申请号：US16260638

申请日：2019-01-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tomoko Kawashima ,  Haruka Kusukame ,  Takahiro Aoki ,  Yuko Taniike

IPC: A61K9/70 ,  A61K47/38 ,  C08L1/02 ,  A61L27/20 ,  A61Q19/00 ,  A61K8/02 ,  A61K8/73 ,  B32B23/00 ,  C08J5/18 ,  A61L15/00 ,  C08B16/00

Abstract: A cellulose membrane according to an embodiment of the present disclosure is a self-supporting cellulose membrane having a thickness of between 20 nm and 1300 nm, inclusive, composed of regenerated cellulose having a weight average molecular weight of 150,000 or more.

公开(公告)号：US20210008001A1

公开(公告)日：2021-01-14

申请号：US17033679

申请日：2020-09-26

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Yuki Namigata ,  Tomoko Kawashima ,  Takahiro Aoki ,  Yuko Taniike

IPC: A61K9/70 ,  A61L27/20 ,  C08J5/18 ,  C08L1/02

Abstract: A living body-adhesive sheet of the present disclosure includes a living body-adhesive film and a support. The living body-adhesive film has a thickness of 5 μm or less and contains cellulose. The support supports the living body-adhesive film. The support is formed of a material in which a hydrogen bonding component δH in a Hansen solubility parameter is 2 to 20 MPa1/2.

公开(公告)号：US10119173B2

公开(公告)日：2018-11-06

申请号：US15671176

申请日：2017-08-08

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Takahiro Aoki ,  Tomoko Kawashima ,  Haruka Kusukame ,  Yuko Taniike

IPC: C13K1/02 ,  C07C215/08 ,  C07C229/26 ,  C07C229/36 ,  C08B1/00 ,  C08K5/00 ,  D21C3/20 ,  D21C5/00

Abstract: The present invention provides an ionic liquid represented by the following chemical formula, [(CH3)3N(CH2)2OH]+[NH2(CH2)3CH(NH2)COO]−. The present invention provides an ionic liquid capable of dissolving cellulose within twenty-four hours.