Title:
HYDROPHILIZATION TREATMENT METHOD OF THERMOPLASTIC SHEET-LIKE MATERIAL
Document Type and Number:
Japanese Patent JP2019089933
Kind Code:
A
Abstract:
To provide a hydrophilization treatment method of a thermoplastic sheet-like material, which can suppress deterioration of hydrophilicity due to heat and passage of time while trying to simplify the treatment process.SOLUTION: The hydrophilization treatment method comprises: a first discharge treatment step S20 of performing a first discharge treatment on the surface of a thermoplastic sheet-like material; a first heat treatment step S30 of performing, after the first discharge step, a first heat treatment; and a second discharge treatment step S40 of performing, after the first heat treatment step, a second discharge treatment. Further, the hydrophilization treatment method comprises: a second heat treatment step S50 of performing, after the second discharge treatment step, a second heat treatment step; and a third discharge treatment step S60 of further performing, after the second heat treatment step, a third discharge treatment.SELECTED DRAWING: Figure 1
Inventors:
IMAIZUMI TAKUZO
SHIBA NAOKI
SHIBA NAOKI
Application Number:
JP2017219094A
Publication Date:
June 13, 2019
Filing Date:
November 14, 2017
Export Citation:
Assignee:
FUTAMURA CHEMICAL CO LTD
International Classes:
C08J7/00
Domestic Patent References:
| JPS4829316B1 | 1973-09-08 | |||
| JP2001192484A | 2001-07-17 | |||
| JP2013227363A | 2013-11-07 | |||
| JPS4924279A | 1974-03-04 | |||
| JP2000001554A | 2000-01-07 | |||
| JPS4641719B1 | ||||
| JP2000080184A | 2000-03-21 | |||
| JP2000080183A | 2000-03-21 |
Foreign References:
| WO2012176829A1 | 2012-12-27 |
Attorney, Agent or Firm:
Noriaki Goto
Daiki Kato
Daiki Kato