HPMC belong to chemical adhesive. 1.methoxyl:19.0-24.0% 2.hydroxypropxy:4.0-12.0% 3.moisture:below 5.0,cement tile adhesive HPMC ,ginshicel mh (methyl cellulose & derivatives) is produced from natural high molecular cellulose ether through series of chemical changes. It is characterized by the solubility in water, water retention, non-ionic type, stable PH value, surface activity, reversibility ...