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English name: Hydroxypropyl Methyl Cellulose
Abbreviation: HPMC、MHPC
Alias: HPMC; (2R,3R,4S,5R,6S)-3,4,5-trimethoxy-2-(methoxymethyl)-6-[(2R,3R,4S,5R,6R)-4,5,6-trimethoxy-2-(methoxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran; 1-[[(2R,3R,4S,5R,6S)-3,4,5-tris(2-hydroxypropoxy)-6-[(2R,3R,4S,5R,6R)-4,5,6-tris(2-hydroxypropoxy)-2-(2-hydroxypropoxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran-2-yl]methoxy]propan-2-ol; Hydroxypropyl methylcellulose; Hydroxypropyl methyl cellulose; HPMCP-HP55
Physical properties:
1.Appearance: white or almost white powder
2.Particle size: 100 mesh: >95%; 80 mesh: 100%
3.Carbonization temperature: 280-300℃
4. Bulk density: 320-350kg/m3
5.Color changing temperature: 190-200℃
6.Surface tension: 2% aqueous solution 42-56dyn/cm.
7.Solubility: Soluble in water and part solvent, such as, ethyl alcohol and water at certain ratio, propyl alcohol and water at certain ratio.
Uses:
Providing excellent constructability and water-retaining property for mortar, dry wall joint agent, brick cement glue and underwater concrete