Title:
PILED SHEET AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2006/134965
Kind Code:
A1
Abstract:
A piled sheet composed of three layers entangled/united with each other. The three layers have a layer structure which is an entangled nonwoven fabric (A) made of ultrafine fibers/polyurethane sheet (B)/woven or knit fabric (C) or an entangled nonwoven fabric (A) made of ultrafine fibers/woven or knit fabric (C)/polyurethane sheet (B), wherein the entangled nonwoven fabric (A) has piles of the ultrafine fibers formed on the surface. Part of the ultrafine fibers constituting the entangled nonwoven fabric (A) pass through the polyurethane sheet (B) and the woven or knit fabric (C) in this order or through the woven or knit fabric (C) and the polyurethane sheet (B) in this order, at least part of the ultrafine fibers passing through these being bonded to the polyurethane constituting the polyurethane sheet (B). The piled sheet having such features has excellent shape retentivity, e.g., the property of not deforming even through long-term use. The sheet has satisfactory surface wearing resistance and a soft satisfactory texture giving a high-grade feeling.
Inventors:
Yoshida, Yasuhiro c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Meguro, Masasi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yoneda, Hisao c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yamasaki, Tsuyoshi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Meguro, Masasi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yoneda, Hisao c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yamasaki, Tsuyoshi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Application Number:
PCT/JP2006/311922
Publication Date:
December 21, 2006
Filing Date:
June 14, 2006
Export Citation:
Assignee:
KURARAY CO., LTD. (1621, Sakazu Kurashiki-sh, Okayama 22, 71086, JP)
Yoshida, Yasuhiro c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Meguro, Masasi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yoneda, Hisao c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yamasaki, Tsuyoshi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yoshida, Yasuhiro c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Meguro, Masasi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yoneda, Hisao c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
Yamasaki, Tsuyoshi c/o Kuraray Co. Ltd. (2-1, Kaigandori 1-chome, Okayama-sh, Okayama 01, 70286, JP)
International Classes:
D06N3/14; D06N3/12
Attorney, Agent or Firm:
Ohtani, Tamotsu (OHTANI PATENT OFFICE, Bridgestone Toranomon Bldg. 6F. 25-2,
Toranomon 3-chome, Minato-k, Tokyo 01, 10500, JP)
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