Anionic paper surface sizing agent

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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260 174BB, 260 297H, C08L 302

Patent

active

042005590

ABSTRACT:
Paper surface sizing agents based on aqueous solutions ofcopolymers of maleic acid anhydride and dicyclopentadiene, which are further reacted after preparation to produce the half amides with ammonia, or primary or secondary aliphatic amines.

REFERENCES:
patent: 2475731 (1949-07-01), Weith
patent: 2608550 (1952-08-01), Rowland
patent: 3188303 (1965-06-01), Dissen
patent: 3442872 (1969-05-01), Korbanka
patent: 3468823 (1969-09-01), Graham
patent: 3890285 (1975-07-01), Sumita
patent: 3925328 (1975-12-01), Shibahara
patent: 4115331 (1978-09-01), Tominaga

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