Title:
COMPOSITE SHEET SHOWING EXCELLENT HANDLING PROPERTIES IN WET STATE AND GAME BALL
Document Type and Number:
WIPO Patent Application WO/2007/119478
Kind Code:
A1
Abstract:
Disclosed is a composite sheet comprising a fibrous substrate and a porous coating
film layer laminated on the fibrous substrate. The porous coating film layer
has multiple concave portions formed on its surface discontinuously, and each
of the concave portions has multiple microholes. The concave portions having
the microholes allow the composite sheet to show excellent handling properties
in a wet state comparable to those in dried state.
Inventors:
TANAKA, Daisuke (2-1, Kaigandori 1-chom, Okayama-shi Okayama 01, 7028601, JP)
田中 大輔 (〒01 岡山県岡山市海岸通１丁目２番１号 株式会社クラレ内 Okayama, 7028601, JP)
田中 大輔 (〒01 岡山県岡山市海岸通１丁目２番１号 株式会社クラレ内 Okayama, 7028601, JP)
Application Number:
JP2007/055852
Publication Date:
October 25, 2007
Filing Date:
March 22, 2007
Export Citation:
Assignee:
KURARAY CO., LTD. (1621, Sakazu Kurashiki-shi, Okayama 22, 7108622, JP)
株式会社クラレ (〒22 岡山県倉敷市酒津１６２１番地 Okayama, 7108622, JP)
TANAKA, Daisuke (2-1, Kaigandori 1-chom, Okayama-shi Okayama 01, 7028601, JP)
株式会社クラレ (〒22 岡山県倉敷市酒津１６２１番地 Okayama, 7108622, JP)
TANAKA, Daisuke (2-1, Kaigandori 1-chom, Okayama-shi Okayama 01, 7028601, JP)
International Classes:
B32B5/24; A63B41/00; B32B3/30; D06N3/00; B32B5/22; A63B41/00; B32B3/30; D06N3/00
Attorney, Agent or Firm:
OHTANI, Tamotsu (OHTANI PATENT OFFICE, Bridgestone Toranomon Bldg. 6F.25-2, Toranomon 3-chom, Minato-ku Tokyo 01, 1050001, JP)
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