Flexible polyvinyl chloride article and method of making

Details Flexible polyvinyl chloride article and method of making Flexible polyvinyl chloride article and method of making

B - Operations, Transporting

32

B

B32B 27/08 (2006.01) A41D 19/00 (2006.01) A61B 19/04 (2006.01) A61L 31/04 (2006.01) A61L 31/10 (2006.01) B29C 41/14 (2006.01) B29C 41/22 (2006.01)

Patent

CA 2156524

A two layer flexible article includes a first layer of polyvinyl chloride (PVC) and a second layer of polyester polyurethane which incorporates a texturizing agent. The article preferably is a glove formed by the method of dipping a hand shaped form into a first bath containing a PVC plastisol and a second bath containing a polyester polyurethane emulsion incorporating a texturizing agent and a slip agent. In a finished glove of the present invention the PVC layer forms the outside or patient contacting surface and the polyester polyurethane with the texturizing agent and the slip agent incorporated therein forms the inner user contacting surface. Gloves of the present invention are substantially donnable without the need for donning powders.

Un article souple à deux couches comprend une première couche de chlorure de polyvinyle (PVC) et une seconde couche de polyuréthanne polyester contenant un agent de texturation. L'article est de préférence un gant produit par un procédé qui consiste à immerger un moule en forme de main dans un premier bain contenant un plastisol de PVC et dans un second bain contenant une émulsion de polyuréthanne polyester dans laquelle sont incorporés un agent de texturation et un agent accroissant les caractéristiques de glissement. Dans un gant fini de la présente invention, la couche PVC constitue la surface externe ou de contact avec le patient, et la couche de polyuréthanne polyester, dans laquelle sont incorporés l'agent de texturation et l'agent de glissement, constitue la surface interne entrant en contact avec l'utilisateur. Les gants produits selon la présente invention peuvent être essentiellement enfilés sans l'aide de poudres.

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