什么是 Hydroxyethyl Methyl Cellulose(MHEC/HEMC)？
What is Hydroxyethyl Methyl Cellulose MHEC/HEMC？ Hydroxyethyl methyl cellulose (HEMC) is a non-ionic cellulose ether polymer based on cellulose, a natural polymer derived from refine cotton linter. The degree of substitution and modification of substituent, allows the different chemical properties and benefits after alkalization and etherification reactions with Sodium hydroxide,Cholromethane,and ethylene oxide.
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