Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1984-10-19
1986-08-12
Ivy, C. Warren
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525113, 525115, 525123, 525154, 525291, 525293, 5253282, 525353, 5253592, 5253594, 5253595, 5253596, 525374, 525386, C08F12602, C08F27100
Patent
active
046057013
ABSTRACT:
A small-globular crosslinked polymer of monoallylamine swellable but insoluble in water can be obtained by crosslinking a part of the amino groups of a monoallylamine polymer with formaldehyde or a compound having, in its molecule, at least two functional groups reactive with primary amino group.
REFERENCES:
patent: 2456428 (1948-12-01), Parker
patent: 3104205 (1963-09-01), Hainer
patent: 4504640 (1985-03-01), Harada
patent: 4559391 (1985-12-01), Ueda
Harada Susumu
Hasegawa Sakuro
Sato Koichi
Ivy C. Warren
Lewen Bert J.
Nitto Boseki Co. Ltd.
Sternberg Henry
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