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Close up powdered HEDP 98% in a wooden bowl with a spoon

HEDP 98%

Hydroxypropyl Methyl Cellulose (HPMC)

Other Trading Names:

  • Methocel
  • Celopro
  • Culminal
  • Shin-Etsu
  • Dow
  • Walocel

CAS Number: 9004-65-3

HS Code: 3912.31.0000

Types of Packaging:

  • 25kg/bag
  • 200kg/drums
Inquiry right-arrow $100.00
Availability: In stock
SKU
Hydroxypropyl Methyl Cellulose (HPMC)

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Melting Point

225-230 Degrees C

Density

1.39

Solubility

H2O : 50mg/mL , clear to very faintly turbid, faintly yellow

Form

Powder

Color

White to cream

Odor

Odorless

Viscosity

35.0 -65.0 cps

Water Solubility

Soluble

Merck

14,4842

Stability

Stable. Solid is combustible, incompatible with strong oxidizing agents

Chemical Description 

  • Chemical Structure:
    • HPMC is a synthetic polymer derived from cellulose.
    • It is created through chemical modifications of cellulose, involving the introduction of hydroxypropyl and methoxy groups onto the cellulose backbone.
  • Hydroxypropyl Modification:
    • Hydroxypropyl groups are added to cellulose through a reaction with propylene oxide.
    • This modification enhances solubility, water retention, thickening, and film-forming properties.
  • Methoxy Modification:
    • Methoxy groups are introduced through a reaction with methyl chloride.
    • Methoxylation contributes to water solubility and gelation properties.
  • Properties of HPMC:
    • HPMC exhibits a wide range of properties:
      • Thickening and Gelling
      • Water Retention
      • Film Formation
      • Controlled Release
      • Binding
      • Stabilization
      • Surface Modification
      • Biodegradability
    • Applications of HPMC:
      • HPMC is used in various industries, including:
        • Pharmaceuticals
        • Construction
        • Food Industry
        • Cosmetics
        • Paints and Coatings
        • Adhesives
        • Textiles
        • Oil and Gas
      • Pharmaceuticals:
        • Functions as a binder, controlled-release agent, and thickener in drug formulations.
      • Construction:
        • Enhances workability and water retention in cement-based materials, plastering, and tile adhesives.
      • Food Industry:
        • Used as a thickener, gelling agent, and film former, especially in confectionery.
      • Cosmetics:
        • Found in creams, lotions, shampoos, and other personal care products.
      • Paints and Coatings:
        • Improves viscosity and stability in paint and coating formulations.
      • Adhesives:
        • Enhances bonding and tackiness in adhesive products.
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Hydroxypropyl Methyl Cellulose (HPMC)