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

1991-03-20

1991-12-31

Welsh, Maurice J.

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...

1281131, 128156, 4284231, 604 96, C08G 1838

Patent

active

050773720

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: 4356291 (1982-10-01), Darling

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