Mixtures of polymers for medical use

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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523111, 523112, 523113, 524 27, C08J 300

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active

044330723

ABSTRACT:
Polymer compositions of a mixture of vinyl chloride polymer and polyurethane with tertiary amine and/or ammonium groups and heparin.

REFERENCES:
patent: 3655553 (1972-04-01), DeWald
patent: 3655814 (1972-04-01), Rembaum
patent: 3755218 (1973-08-01), Yen et al.
patent: 3853804 (1974-12-01), Yen et al.
patent: 3966521 (1976-06-01), Patton, Jr. et al.
patent: 4042536 (1977-08-01), Dietrich et al.
patent: 4116905 (1978-09-01), Davis

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