Amine rich fluorinated polyurethaneureas and their use in a meth

Details Amine rich fluorinated polyurethaneureas and their use in a meth Amine rich fluorinated polyurethaneureas and their use in a meth

1989-06-19

1991-07-16

Kight, III, John

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

604264, 528 61, C08G 1830

Patent

active

050326660

ABSTRACT:
A thermoplastic polyurethaneurea having free amino groups is the reaction product of a diisocyanate, a fluorinated polyol, a non-fluorinated polyol and a polyamine. The invention includes a shaped polymeric support structure having the thermoplastic polyurethaneurea coated thereon and a medical article comprising the coated support and heparin covalently bonded to the free amino groups of the coated support. In another aspect of the invention, a method for preparing the heparinized medical article is provided.

REFERENCES:
patent: 3870748 (1975-03-01), Katsushima et al.
patent: 3972856 (1976-08-01), Mitsch et al.
patent: 4054592 (1977-10-01), Dear et al.
patent: 4158672 (1979-06-01), Dear et al.

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