HPMC Construction Grade,HPMC For Construction

Hydroxypropyl Methyl Cellulose are types of non-ionic cellulose ether, which are a powder of white to off white color, that function as a thickener, binder, film-former, surfactant, protective colloid, lubricant, emulsifier and suspension and water retention aid. In addition, there types of cellulose ethers exhibit properties of thermal gelation, metabolic inertness, enzyme resistance, low odor and taste, and PH stability.    
Due to the myriad of properties, HPMC is often used to substitute many other additives with lower concentration, making HPMC an incredibly efficient and effective additive in area of adhesives, construction, foods, household products, pharmaceuticals and etc.

 

COMMON NAME HYDROXYPROPYL METHYL CELLULOSE
ABBREVIATION HPMC
CAS NO. 9004-65-3
STANDARDS COMPLIANT ENTERPRISE STANDARD
CHEMICAL FORMULA R=CH2CH(CH3)OH

TECHNICAL DATA SHEET

INDEX UNIT TECHNICAL INDICATIONS
60SLO SERIES 75SLO SERIES
HYDROXYPROPYL % 7.0-12.0 4.0-12.0
0.2-0.3 (DS) 0.1-0.3 (DS)
METHOXY % 28.0-32.0 19.0-24.0
1.8-2.0 (DS) 1.1-1.6 (DS)
WATER % 5.0 MAX 5.0 MAX
PARTICLE SIZE % 90% THROUGH 250μm (ASTM MESH NO. 60)
80% THROUGH 125μm (ASTM MESH NO. 120)
80% THROUGH 106μm (ASTMMESH NO. 140)
VISCOSITY (2% SOLUTION NDJ) MPA.S 5-200000
GELLING TEMPERATURE ºC 56-64 68-90
LIGHT TRANSMITTANCE % 70 MIN 70 MIN
WHITENESS % 75 MIN 75 MIN
PACKING DENSITY G/L 370-420
APPEARANCE   WHITE OR ALMOST WHITE POWDER

HPMC Construction Grade,HPMC For Construction,Hydroxypropyl methyl cellulose

PHYSICAL AND CHEMICAL PROPERTIES:
* Particle size: 98.5% passes through 100 mesh; 100% passes through 80 mesh.
* Charring temperature: 280-300ºC.
* Bulk density: 0.25-0.70 g/cm3 (Usually around 0.5 g/cm3 )
* Real specific gravity: 1.26-1.31.
* Browning temperature: 190-200ºC.
* Surface tension: (2% water solution) 42-56dyn.cm.
* Properties: Dissolved in water and some organic solvent such as ethanol. propyl alcohol. ethylene chloride, the water solution is of surface activity. It is a nonionic surface active agent. Gelation temperature is different for different grades. For example, among 60RT Hydroxypropyl Methylcellulose, 60 is gelation temperature, Namely, 2% water solution will form gelation at 60%.


The company introduced a large-scale automated production line from Germany, specializing in the production of redispersible polymer powder, hydroxypropyl methyl cellulose, Our products are widely used in pharmaceutical, chemical, building materials, construction, paint, cosmetics, agriculture, military and other industries. Our factory has advanced production equipment, testing equipment, strong technical force, sufficient R & D personnel and independent research and development capabilities. Product quality has reached the international leading level. Our products sell well both at home and abroad and have won wide acclaim.


HPMC Construction Grade,HPMC For Construction,Hydroxypropyl methyl cellulose Application Guide:

Tile Adhesive  
  1. Using HPMC, tile adhesive will easy to mix with water without lump appeared and saving time. Due to the more rapid and efficient operation, we can improve the workability and reduce the cost.  
  2. The water-retaining property of HPMC extend the drying time of mortar, so as to improve the efficient of fixing.  
  3. HPMC provide good bonding effect with highly skid resistance.  
Cement-based plastering Mortar  
  1. HPMC can improve the uniformity of plastering mortar, making it easy to coating, at the same time improve the ability of anti-sag. It can also boost liquidity and pumpability of mortar, to improve the work efficiency.  
  2. With high water retention, HPMC can prolong the working time of mortar, improve work efficiency, and help the mortar obtaining high mechanical strength in solidification period.  
  3. HPMC can control air infiltration, to eliminate the tiny cracks of coating, to format the ideal smooth surface.  
Masonry mortar  
  1. HPMC can improve the adhesiveness between mortar and masonry. And the water-retaining property of HPMC is useful in raising the strength of mortar.  
  2. HPMC improves the lubricity and plasticity of mortar, so as to make the construction easier, to save time, to reduce the cost.  
  3. For superabsorbent masonry, it is more important to use HPMC in the mortar.  
Crack filler  
  1. Excellent water retention of HPMC can prolong drying time of crack filler, it is helpful to improve work efficiency. Also, the high lubricity makes construction easier and more smooth.  
  2. HPMC can improve the shrinkage resistance and crack resistance of crack filler, to perfect the surface quality.  
  3. HPMC makes the construction surface fine and smooth. Meanwhile, the adhesiveness get improved.  
Gypsum-based plastering and gypsum products  
  1. HPMC can improve the uniformity of plastering mortar, making it easy to coating, at the same time improve the ability of anti-sag. It can also boost liquidity and pumpability of mortar, to improve the work efficiency.  
  2. With high water retention, HPMC can prolong the working time of mortar, improve work efficiency, and help the mortar in obtaining high mechanical strength in solidification period.  
  3. HPMC can keep the consistency unified, forming a good surface.  
Self-leveling floor materials  
  1. The viscosity of HPMC has the effect of anti precipitation.  
  2. HPMC can enhance the product liquidity and pumpability, so as to improve the efficiency of the flooring.  
  3. The water-retaining property of HPMC can avoid excess air infiltration. Therefore, crack and contraction are greatly reduced.  
Water-based paint and paint remover  
  1. The suspension property of HPMC can prolong expiration date by prevent solid precipitation. Meanwhile, it has good compatibility with other ingredients and biological stability.  
  2. HPMC helps the product dissolving rapidly without lump.  
  3. HPMC makes coating has good flow property and low splash, resulting a fine and smooth surface.  
  4. HPM can increase the viscosity of the paint remover, make it not out of work scope.
HPMC Construction Grade,HPMC For Construction,Hydroxypropyl methyl cellulose
PRODUCT DESCRIPTION:
STORAGE:Sealed and kept in a dry place
PACKAGE:Woven polypropylene bag
NET WEIGHT:25kg/bag

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