Patent ID: 9644131
Date: 2017-05-09
CPC Classifications: C08B,C08L,C09K

Claim:
1. A cellulose product comprising: a) at least one cellulosic ether selected from carboxymethyl cellulose (CMC), hydroxyethyl cellulose (HEC), carboxymethyl hydroxyethyl cellulose (CMHEC), methyl cellulose (MC), hydroxyethyl methyl cellulose (HEMC), ethyl hydroxyl ethyl cellulose (EHEC), hydroxypropyl cellulose (HPC), or combinations thereof; b) at least one salt that is a water soluble salt of beryllium(II), magnesium(II), calcium(II), strontium(II), barium(II), titanium(II), vanadium(II), vanadium(IV), vanadium(V), chromium(III), chromium(IV), manganese(II), manganese(III), iron(II), iron(III), cobalt(II), cobalt(III), nickel(II), zinc(II), aluminum(III), tin(II), tin (IV), or combinations thereof; and c) at least one ligand selected from at least one poly(carboxylic) acid or a salt thereof that comprises secondary nitrogen atoms, primary nitrogen atoms, or no nitrogen atoms, wherein the cellulose product has less than 10 wt % water.