Injection molded pva sponge

Details Injection molded pva sponge Injection molded pva sponge

C - Chemistry, Metallurgy

08

J

C08J 9/34 (2006.01) A01K 85/08 (2006.01) A61F 13/36 (2006.01) A61L 15/24 (2006.01) A61L 15/42 (2006.01) A61L 31/00 (2006.01) B29C 67/20 (2006.01) C08J 9/30 (2006.01) C08J 9/36 (2006.01)

Patent

CA 2177354

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.

Eponge poreuse en alcool polyvinylique moulée par injection, comprenant une peau extérieure capable d'absorber l'eau et de la faire passer aux parties intérieures de l'éponge, et étant sensiblement lisse à l'exception de certains détails de structure prédéterminés formés par le moule de fabrication. Les pores de la peau extérieure ont des dimensions moyennes inférieures à celles des pores de la partie intérieure du produit.

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