| abstract |
An ether of cellulose which is a hydrophobically modified alkyl or alkenyl ketene dimer of the general formula wherein R @ 2 is an alkyl or alkenyl chain. carbon atoms preferably up to carbon atoms, and most preferably up to 0 carbon atoms, with molecular weight of ether of cellulose It is up to the content of alkyl or alkenyl ketene dimers in the ether cellulose to be % wt |