Contrast medium-containing tube

Details Contrast medium-containing tube Contrast medium-containing tube

1991-04-30

1992-11-24

Robinson, Ellis P.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 369, 428323, 428402, 428701, 428704, 524430, 524434, 524545, 524546, 524590, 424 4, 424423, 424653, 604280, 138DIG7, A61M 2500, A61K 4904

Patent

active

051659751

ABSTRACT:
A contrast medium-containing tube is provided which is a thermoplastic resin tube incorporated with a white bismuth compound composed mainly of bismuth oxide containing 70-85 wt % bismuth and having a particle diameter substantially smaller than 20 .mu.m. This contrast medium-containing tube looks white and remains white in appearance over a long period of time. It is easy to carry out extrusion molding for producing this contrast medium-containing tube.

REFERENCES:
patent: 2857915 (1958-10-01), Sheridan
patent: 3529633 (1970-09-01), Vaillancourt
patent: 3608555 (1971-09-01), Greyson
patent: 4196731 (1980-04-01), Laurin
patent: 4215033 (1980-07-01), Bowen
patent: 4657024 (1987-04-01), Coneys
patent: 4838879 (1989-06-01), Tanabe
patent: 5085863 (1992-02-01), Goshiki

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