Azo dye polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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526258, 526265, 526312, 5263292, 526347, C08F22806, C08F22602, C08F22018, C08F21206

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054342317

ABSTRACT:
Azo dye polymers useful in nonlinear optics contain as characteristic monomer units radicals of the formulae I, II, III and IV ##STR1## where D is the radical of a heterocyclic diazo component,

REFERENCES:
patent: 3507850 (1970-04-01), Cohen et al.
patent: 4239868 (1980-12-01), Bonnet et al.
Journal of Polymer Science, Polymer Chemistry Edition, Bd, 28, No. 1, Jan. 15, 1990, New York, USA.

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