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Reolosil® PM-20L

CAS Number
67762-90-7
Chemical Family
Silica

Reolosil® PM-20L is a hydrophobic silica prepared by treating a high-purity fumed silica with polydimethylsiloxane. Its unique properties offer advantages in many applications: organic elastomers, paints, inks, coatings, and adhesives. It is used as a thickening and thixotropic agent in polar liquid systems such as epoxy resins, vinyl ester resins, and polyurethane.

Properties

Physical Form
Powder

Identification

Chemical Name

Siloxanes and Silicones, di-Me, reaction products with silica; Siloxanes and Silicones di-Me reaction products with silica

CASE Ingredients Functions
Rheology ModifierThickenerThixotrope

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Chemical Manufacturing
  • Industrial Adhesives & Sealants

Product Families

CASE Ingredients — Additives
  • Rheology Modifiers & Stabilizers
Composite Materials — Additives
  • Thixotropes
Elastomers — Elastomer Additives
  • Rheology Modifiers
Industrial Additives & Materials — Processing Aids
  • Other Processing Additives

Other characteristics

Brand
Reolosil
Synonyms
Dimethyl Silicone Polymer With Silica
Note
⁽¹⁾ When leaving plant
Markets
Industrial
Technology
  • CASE Ingredients
  • Composite Materials
  • Elastomers
  • Industrial Additives & Materials
Packaging Type
Bags
Material Features
  • Thixotropic
  • Water Resistant
Packaging Information
Packaged in 10 kg / paper bag.
Industrial Additives End Use
  • Epoxy Resins
  • Polyurethane Resins
Composite Materials Functions
Thixotrope
Industrial Additives Features
Water Resistance
Industrial Additives Functions
  • Thickener
  • Thixotropic Agent
Plastics and Elastomers Functions
  • Rheology Modifier
  • Thickener
  • Thixotrope

Technical data

Table 1 of 1

8 rows
CharacteristicValueUnit
Specific Surface Area80 - 120m²/g
Carbon Content5.5%
Bulk Densityapprox. 40g/l
pH (4% suspension)5.2—
Aluminium Contentmax. 20ppm
Iron Contentmax. 20ppm
Moisture Content (Dry up)⁽¹⁾max. 0.5%
Mean Particle Sizeapprox. 12nm

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