Title:
芳香送達用処理膜
Document Type and Number:
Japanese Patent JP7232821
Kind Code:
B2
Abstract:
A treated vapor permeable microporous membrane includes: a microporous membrane having a first side and a second side opposite the first side. The membrane includes a thermoplastic organic polymer having a polyolefin. The membrane defines a network of interconnecting pores communicating substantially throughout the membrane. The treated membrane further includes finely divided, particulate filler distributed throughout the membrane and a first hydrophobic/oleophobic material over at least a portion of the first side. A method of preparing the treated vapor permeable microporous membrane is also disclosed.
Inventors:
Parinello, Luciano M.
Guo, Chunhui
Guo, Chunhui
Application Number:
JP2020512569A
Publication Date:
March 03, 2023
Filing Date:
November 13, 2017
Export Citation:
Assignee:
PPG Industries Ohio,Inc.
International Classes:
B01D61/36; B01D69/00; B01D69/02; B01D69/10; B01D69/12; B01D71/02; B01D71/08; B01D71/26; B01D71/40; B01D71/44; B01D71/52; B01D71/56; B01D71/58
Domestic Patent References:
| JP2013527865A | ||||
| JP2016535674A | ||||
| JP2012523304A |
Foreign References:
| WO2009065092A1 | ||||
| WO2015050784A1 |
Attorney, Agent or Firm:
Shusaku Yamamoto
Morishita Natsuki
Morishita Natsuki