"Alumina thickened latex formulations"

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524445, 524446, 524444, 524 43, 524 44, C08J 510, C08K 318, C08K 322, C08L 3310

Patent

active

055501800

ABSTRACT:
A latex composition comprising, as a rheology modifier, an effective amount of a boehmite alumina having a crystal size (020 plane) of less than about 60 Angstroms and a surface area, when calcined to gamma phase, of greater than approximately 200 m.sup.2 /g, the boehmite alumina being present in an amount effective to obtain the desired rheological properties of the composition.

REFERENCES:
patent: 3595822 (1971-07-01), Swenk
patent: 4117105 (1978-09-01), Hertzenberg et al.
patent: 4544408 (1985-10-01), Mosser et al.
patent: 4571415 (1986-02-01), Jordon
patent: 4913840 (1990-04-01), Evans et al.
"DISPAL.RTM. Alumina as a Thickener in Latex Paints," CSL Tech. Service Bulletin, D-7-70, Jun. 23, 1978.

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