Title:
射出成形ＰＶＡスポンジ
Document Type and Number:
Japanese Patent JPH09510480
Kind Code:
A
Abstract:
A molded porous polyvinyl alcohol sponge includes an outer skin capable of absorbing and passing water to interior portions of the sponge, and is substantially smooth except for predetermined structural details imparted by the mold used in its making. The outer skin has smaller average pore size than does the interior portion of the product.
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Inventors:
ローゼンブラート ソロモン
Application Number:
JP51697494A
Publication Date:
October 21, 1997
Filing Date:
December 14, 1994
Export Citation:
Assignee:
ローゼンブラート ソロモン
International Classes:
A61B19/00; A01K85/00; A61L31/00; C08J9/30; C08J9/34; (IPC1-7): C08J9/30; A61B19/00; A61L31/00
Attorney, Agent or Firm:
武田 正彦 （外２名）