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Access Rudolf Organosilane S 302

Chemical Name
3-(triethoxysilyl)propanethiol
Chemical Family
Silanes
Molecular Formula
C₉H₂₂O₃SSi

Access Rudolf Organosilane S 302 is a silane coupling agent that enhances adhesion and wetting properties of coatings, adhesives, and sealants. S302 improves the performance of coatings and composites by providing excellent water resistance, abrasion resistance, and adhesion. It is suitable for use on various substrates, including glass, metal, and plastics.

Properties

Physical Form
Liquid

Product families

Composite Materials — Additives
  • Functional Additives
Elastomers — Elastomer Additives
  • Surface Modifiers
Plastics — Polymer Additives
  • Surface Modifiers

Other characteristics

Brand
Access Rudolf
Synonyms

(3-Mercaptopropyl)triethoxysilane, (3-Thiopropyl)triethoxysilane, (γ-Mercaptopropyl)triethoxysilane, 3-(Triethoxysilyl)-1-propanethiol, 3-(Triethoxysilyl)propyl mercaptan, Triethoxy(3-mercaptopropyl)silane

Functions
Coupling Agent
Compatible Polymers & Resins

Acrylics, Cellulose & Cellulosics, Chloroprene Rubber (CR), Epoxies (EP), Furans, Melamines & Melamine Formaldehydes (MF), Nitrocellulose, Phenolics, Polyamides, Polyesters, Polyolefins, Polysulfide Rubber, Polyurethanes (PU), Polyvinyl Butyral (PVB), Silicones, Urea Formaldehyde (UF)

Appearance
Colorless or slight yellowish liquid
Technology
  • Composite Materials
  • Elastomers
  • Plastics
Packaging Type
Drums
Storage Condition

Stored in cool and dry air-flowing area preventing sunlight.

Country Availability
  • Canada
  • USA
Packaging Information

Normally packed in 200 kg net drums UN approved, sea-worthy for exporting.

Compatible Polymers and Resins
  • Acrylics
  • Cellulose & Cellulosics
  • Chloroprene Rubber (CR)
  • Epoxies (EP)
  • Furans
  • Melamines & Melamine Formaldehydes (MF)
  • Nitrocellulose
  • Phenolics
Composite Materials Functions
Coupling Agent
Plastics and Elastomers Functions
Coupling Agent

Technical data

Table 1 of 2

5 rows
CharacteristicValueUnitMethod
Molecular Weight238.42——
Specific Gravity (at 25/25°C)0.980 - 1.000——
Refractive Index (at 25°C)1.4300 - 1.4400——
Flash Point87.0°CASTM Method D 93 (Pensky-Martens Closed Cup)
Boiling Point (at 5 mmHg)82.0°C—

Table 2 of 2

1 row
CharacteristicValueUnitMethod
Contentmin. 95%GC

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