Synthesis and use of nitrophenol resins

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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C525S124000, C525S328200, C525S332200, C525S374000, C525S380000, C536S022100, C536S023740, C536S024100, C536S025200, C536S026110, C536S027400, C536S028500, C536S029200

Reexamination Certificate

active

07060752

ABSTRACT:
Nitrophenol resins based upon various support materials. The nitrophenol resins are prepared by amide bond formation between a hydroxyl nitro benzoic acid and an aminoalkyl polymer support.

REFERENCES:
patent: 5153319 (1992-10-01), Caruthers et al.
patent: 5217866 (1993-06-01), Summerton et al.
patent: 5587426 (1996-12-01), Yukawa et al.

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