Mixed hydrophobe polymers

Details Mixed hydrophobe polymers Mixed hydrophobe polymers

1988-10-03

1990-02-27

Kight, John

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 91, C08B 11193

Patent

active

049047728

ABSTRACT:
Water-soluble, cellulose ether polymers having (a) at least one substituent selected from the group consisting of hydroxyethyl, hydroxypropyl, and methyl radicals and (b) two or more hydrophobic radicals having 6 to 20 carbon atoms selected from the group consisting of long chain alkyl, alphahydroxyalkyl, urethane, acyl and 3-alkoxy-2-hydroxypropyl, wherein one of the hydrophobic radicals has a carbon chain length that is at least two carbon atoms longer than that of the other of the hydrophobic radials and the hydrophobic radicals are contained in a total amount of between about 0.2 weight percent and an amount such that the cellulose ethers are less than 1% by weight soluble in water, and aqueous protective coatings, such as latex paints, containing the same are disclosed.

REFERENCES:
patent: 4228277 (1980-03-01), Landoll
patent: 4352916 (1979-11-01), Landoll
patent: 4663159 (1987-05-01), Brode et al.

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