Study of Polyurethanes(ureas) Pendant with Azo-dye

Study of Polyurethanes(ureas) Pendant with Azo-dye[J]. Journal of Functional Polymers, 1998, 11(4): 461-466.

Citation:

Study of Polyurethanes(ureas) Pendant with Azo-dye[J]. Journal of Functional Polymers, 1998, 11(4): 461-466.

Citation:

Study of Polyurethanes(ureas) Pendant with Azo-dye[J]. Journal of Functional Polymers, 1998, 11(4): 461-466.

Abstract

Polyurethanes(ureas) pendant with different kinds of azo dye were synthesized by using azo dye diols or diamines as chain extender in a two step block copolymerization reaction. The polymers were characterized by FT IR, DSC, DMA, and UV. The samples ex

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