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Structured

Hydroxypropyl Methyl Cellulose

STRUCTURED

Of hydroxypropyl methyl cellulose and hydroxypropyl methyl cellulose, hydroxypropyl methyl cellulose ether, is highly pure cotton cellulose asraw materials, under the con dition of alkaline specially made by etherification.hydroxypropyl methyl cellulose and hydroxypropyl methyl .

Type in the number n of the cellulose molecules glucose in the unit, for H R CH 3 or CH 2 CH (0 H) CH 3

Technology

The index name Industrial-grade
PME PMF PMK
Appearance White or kind of white powder
Methoxy content 28.0-30.0% 27.0-29.0% 19.0-24.0%
Hydroxypropyl oxygen content 7.0-12.0% 4.0-7.5% 4.0-12.0%
Gel temperature 60-65 ℃ 60-65℃ 65-70 ℃
PH 5.0-7.5
PH 5.0-7.5
Viscosity (1) 100-80000mPa·s
Fineness 40-120 mesh
Dry weight loss ≤ 5.0%
On ignition residue ≤ 1.5%
Arsenic salt /
Heavy metal /
Hygiene
inspection
Total number
of bacterial
/
The total number
of enzymes
/
E. coli /
Note1:
the viscosity measurement method by Brookfield RV viscometer standards, 2% concentration of solution, 20 ℃, 20 RPM,carried out under the conditions of the PH value of 7.Can provide diftrrent viscosity products according to customer requirements.

Dissolution

Without surface treatment products

In order to avoid agglomeration, directly put the product in the above 90 ℃ hot water does not stop stir until completely dissolved, then started to cool solution.

  • Hot water(> 90 ℃)
  • scattered
  • to room temperature
  • The water cooling
  • solution

Surface treatment products

Surface treatment products in order to avoid in the wet mixed purposes such as paint and latex paint caking specially developed.

  • Directly dispersed in cold water
  • Mixing adjustment
  • to room temperature
  • The water cooling

Used In

  • building

    For the machine and manual spraying mortar mortar, drywall joint agent, ceramic tile cement and jointing agent.

  • binder

    Can increase the glue and glue consistency and form a film adhesive dispersion.

  • coating

    Can be used as thickening agent, protective colloid, pigment, suspending agent, so as to improve and solubility.

  • Personal care

    As a thickening agent, dispersant and emulsi fier used in lotion, shampoo, toothpaste, and other products.

  • The pharmaceutical

    For emulsifier and dispersant in the ointment, cohesive role in medical ointment pulping, shrinkage and coating effect in the tablets.

  • ceramic

    Increase water retention in the machining process and the role of lubrication.

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