Hydroxyethyl methyl cellulose CAS 9032-42-2, also known as hypromellose, cellulose hydroxypropyl methyl ether, is obtained by using high purity cotton cellulose as a raw material and special etherification under alkaline conditions.
Hydroxyethyl methyl cellulose HEMC is widely used as a thickener, stabilizer and water retaining agent for building materials. It provides water retention and workability for mortars, it can improve adhesion, reduce skinning and increase open time. HEMC also has thickening ability, low ash content, PH stability, water retention, excellent film forming, and extensive enzyme resistance, dispersion and so on.
Longou company is the main cellulose ether factory in China. It provides various grades of common cellulose ether and some modified cellulose ether specially for tile adhesive, wall putty, renders and etc.