Title:
WATER CUTOFF TAPE
Document Type and Number:
Japanese Patent JP3411833
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a cutoff tape which shows good water cutoff performance for both of sea water and fresh water and which does not cause excessive expansion of a water-absorbing layer even when the layer absorbs fresh water.
SOLUTION: This tape consists of a supporting body 1 of woven fabric or nonwoven fabric and a water absorbing layer 2 formed on the surface of the supporting body 1. The water absorbing layer 2 consists of anionic water- absorbing resin particles and water-soluble salts dispersed in a binder. The water-absorbing particles have 20 times or more magnification of water absorption for artificial sea.
Inventors:
Hiroshi Watanabe
Kazuhiko Tsuji
Koji Arakawa
Naoki Okada
Kazuhiko Tsuji
Koji Arakawa
Naoki Okada
Application Number:
JP26692998A
Publication Date:
June 03, 2003
Filing Date:
September 21, 1998
Export Citation:
Assignee:
Fujikura Rubber Industry Co., Ltd.
Nippon Telegraph and Telephone Corporation
Fujikura Ltd.
Nippon Telegraph and Telephone Corporation
Fujikura Ltd.
International Classes:
H01B7/282; G02B6/44; (IPC1-7): G02B6/44; H01B7/282
Domestic Patent References:
| JP63307613A | ||||
| JP8283697A | ||||
| JP745132A | ||||
| JP6250055A | ||||
| JP6235849A | ||||
| JP5314826A | ||||
| JP517588A | ||||
| JP2183911A | ||||
| JP251111A | ||||
| JP1207375A |
Attorney, Agent or Firm:
Masahiko Oi (1 outside)