Porous bodies and method of production thereof

Details Porous bodies and method of production thereof Porous bodies and method of production thereof

C - Chemistry, Metallurgy

08

J

C08J 9/16 (2006.01) C08J 9/28 (2006.01)

Patent

CA 2553641

Porous bodies which are soluble or dispersible in non-aqueous media comprising a three dimensional open-cell lattice containing (a) 10 to 70% by weight of a polymeric material which is soluble in water immiscible non-aqueous media and (b) 30 to 90% by weight of a surfactant, said porous bodies having an intrusion volume as measured by mercury porosimetry of at least 3 ml/g.

La présente invention se rapporte à des corps poreux qui sont solubles ou dispersibles dans un milieu non aqueux, qui contiennent un réseau à alvéoles ouverts tridimensionnel renfermant : (a) de 10 à 70 % poids d'un matériau polymère qui est soluble dans un milieu non aqueux non miscible dans l'eau ; et (b) de 30 à 90 % poids d'un tensio-actif. Lesdits corps poreux possèdent un volume d'intrusion, tel que mesuré par porosimétrie au mercure, d'au moins 3 ml/g.

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