Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Patent
1995-06-07
1998-03-31
Nold, Charles
Stock material or miscellaneous articles
Hollow or container type article
Polymer or resin containing
428 369, 4284235, 4284237, 4284242, 428483, C08L 6700
Patent
active
057336199
ABSTRACT:
The present invention provides a non-PVC, non-DEHP material that can be used for medical grade tubing. Additionally, the present invention provides medical grade tubing made from such a material. To this end, the present invention provides a medical grade tubing comprising a multilayer coextruded structure including: a layer comprising a blend of polyurethane and polyester; and a layer comprising a blend chosen from the group consisting of: polypropylene, ethylenevinyl acetate, and polyurethane; polypropylene and styrene-ethylene-butylene-styrene; polypropylene, styrene-ethylene-butylene-styrene, and ethylenevinyl acetate; polypropylene, ethylenevinyl acetate, styrene-ethylene-butylene-styrene, and thermoplastic polyester elastomer; polypropylene, ethylenevinyl acetate, styrene-ethylene-butylene-styrene, thermoplastic polyester elastomer, and polyurethane; polyester, thermoplastic polyester elastomer, and polyurethane; polyester and polyurethane; and polypropylene, styrene-ethylene-butylene-styrene, and polyurethane.
REFERENCES:
patent: 5098202 (1992-03-01), Rosenbaum
Bowerman Harold
Mennenoh Rich
Patel Indrajit
Rosenbaum Larry
Ryan Pat
Barrett Robert M.
Baxter International Inc.
Buonaiuto Mark J.
Nold Charles
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