Title:
METHOD FOR PRODUCING CORRUGATE-TYPE NON-WOVEN FABRIC BOARD
Document Type and Number:
Japanese Patent JP2017222121
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing a corrugate-type non-woven fabric board which is inhibited from being compressed in a thickness direction.SOLUTION: In the method for producing a corrugate-type non-woven fabric board, a flat polyester non-woven fabric composed of polyester long fibers of which a cross-section shape is a shape linked vertically and horizontally in a bottom end having a generally Y character 1 (hereinafter referred to as "generally Y4 shape") is produced, the flat polyester non-woven fabric is subjected to corrugate processing to produce a corrugate polyester non-woven fabric, the flat polyester non-woven fabrics 11 are laminated on both surfaces of the corrugate polyester non-woven fabric 12, and the laminates are adhesively bonded with an adhesive.SELECTED DRAWING: Figure 1
Inventors:
KIHARA YUKIHIRO
Application Number:
JP2016120479A
Publication Date:
December 21, 2017
Filing Date:
June 17, 2016
Export Citation:
Assignee:
UNITIKA LTD
International Classes:
B32B3/28; B32B5/26; D04H3/018; D06J1/04; D06M17/00
Domestic Patent References:
| JP2013076182A | 2013-04-25 | |||
| JPH03106032U | 1991-11-01 |
Attorney, Agent or Firm:
Shigeki Okumura