Hydrophobically modified cellulosic thickeners for paper

Details Hydrophobically modified cellulosic thickeners for paper Hydrophobically modified cellulosic thickeners for paper

C - Chemistry, Metallurgy

09

D

117/169, 9/45, 6

C09D 101/02 (2006.01) D21H 19/12 (2006.01) D21H 19/52 (2006.01)

Patent

CA 2024633

Hydroxyalkylcellulose hydrophobically modified with a C12 to C16 alkyl or arylalkyl group represents a preferred thickener for a paper coating composition to obtain uniform coating at high speed. The process for manufacture involves: preparing an aqueous coating composition of hydrophobically modified hydroxyethylcellulose, pigment binder and other additives; applying the composition to a paper surface; removing excess composition to produce a uniform coating; and drying to produce a paper product.

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