Radiopaque polyurethane-silicone network resin compositions and

Details Radiopaque polyurethane-silicone network resin compositions and Radiopaque polyurethane-silicone network resin compositions and

1984-06-29

1986-04-01

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523113, 523121, 524288, 524506, 524567, A01N 100, A61F 200

Patent

active

045798796

ABSTRACT:
This invention relates to novel radiopaque resin compositions, and to medical-surgical tubings and catheters prepared therefrom. More particularly, the invention pertains to compositions of polyiodobenzoic acid ester-containing polyvinyl resins and a platinum-cured silicone network polymer dispersed therein and their use in medical-surgical devices, especially tubing and catheters.

REFERENCES:
patent: 2823218 (1958-02-01), Speier
patent: 2970150 (1961-01-01), Bailey
patent: 3159601 (1964-12-01), Ashby
patent: 3159622 (1964-12-01), Ashby
patent: 3361700 (1968-01-01), Archer
patent: 3645955 (1972-02-01), Flynn
patent: 3752617 (1973-08-01), Burlis
patent: 4242287 (1980-12-01), Allen
patent: 4250072 (1981-02-01), Flynn
patent: 4283447 (1981-08-01), Flynn
Arkles and Carreno, "Silicone IPN Modified Thermoplastics" ANTEC '84, pp. 486-487.
Arkles, High Performance and Thermoplastic Silicones for Biomedical Applications, ANTEC '84, pp. 1080-1082.

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