Certain Rheological Aspects of Functionalized Guar Gum

Table 1

Etherification reactions of guar.

S. no.	Reaction	Reagent
1	Carboxymethylation	Monochloroacetic acid
2	Cationization	Quaternary ammonium salts
3	Methylation	Methyl chloride
4	Hydroxyethyl/propylation	Ethylene/propylene oxide