Process for producing a crosslinked cellulose ether
A technology of cellulose ether and cellulose, applied in the field of producing cross-linked cellulose ether, can solve problems such as excessive cross-linking affecting the process, and achieve the effects of excellent effectiveness, low water solubility and reduced dosage of cross-linking agent
Pending Publication Date: 2021-11-09
DOW GLOBAL TECH LLC
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Abstract
A process for producing a crosslinked cellulose ether including contacting an activated cellulose material with (i) an aqueous crosslinking agent emulsion, wherein the aqueous crosslinking agent emulsion is a mixture of (ia) at least one crosslinking agent; (ib) water; and (ic) any other optional components desired; and (ii) at least one etherification reagent; wherein the aqueous crosslinking agent emulsion (i) and the at least one etherification reagent (ii) react with the activated cellulose material to form the crosslinked cellulose ether; and a crosslinked cellulose ether produced by the above process.
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