Preparation of macroreticular polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ion-exchange polymer or process of preparing

Reexamination Certificate

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Details

C521S030000, C521S032000, C521S037000, C526S194000

Reexamination Certificate

active

07098252

ABSTRACT:
The present invention relates to a method of preparing porous macroreticular polymers comprising polymerizing one or more monoethylenically unsaturated monomers in the presence of a silicone based porogen.

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patent: 5955552 (1999-09-01), Sojka
patent: 6107429 (2000-08-01), Sojka
patent: 6323249 (2001-11-01), Dale et al.
patent: 0135292 (1983-07-01), None
patent: 03168204 (1991-07-01), None

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