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Andisil® 6376 Silane

CAS Number
5089-70-3
EC Number
225-805-6
Chemical Name
(3-chloropropyl)triethoxysilane

Chloro/ethoxy -functional coupling agent used in epoxy resins and halogenated rubber for treated fillers in order to promote the properties. Silanes are used in a variety of industrial applications. Organofunctional Silanes have an organic functional end group and an alkoxy functional end group which allow the silane to act as a bridge between organic materials and inorganic substrates. The organic functional group is matched to the resin system while the alkoxy group provides the reactive site for crosslinking. These materials are useful as adhesion promoters, crosslinking agents, surface modifiers and hydrophobizing agents.

Identification

Product families

Elastomers — Elastomer Additives
  • Catalysts Initiators & Crosslinkers
  • Surface Modifiers
Plastics — Polymer Additives
  • Catalysts Initiators & Crosslinkers
  • Surface Modifiers

Other characteristics

Brand
Andisil
Synonyms

(γ-Chloropropyl)triethoxysilane, 3-(Triethoxysilyl)-1-chloropropane, 3-(Triethoxysilyl)propyl chloride, 3-Chloropropropyltriethoxysilane, NSC 252156, Triethoxy(γ-chloropropyl)silane

Functions
Coupling Agent, Crosslinking Agent
Compatible Polymers & Resins

Polycarbonates (PC), Polyesters, Polysulfone (PSU), Polyvinyl Chloride (PVC)

Appearance
Clear to light yellow liquid
Shelf LIfe
2 years
Applications

Silanes are used in a variety of industrial applications as:; Adhesion promoters; Moisture scavengers; Resin additives; Surface modifiers; Chloro/ethoxy -functional coupling agent used in epoxy resins and halogenated rubber for treated fillers in order to promote the properties; Used as crosslinking agent for RTV; Key intermediate for other Organo-functional silanes with triethoxy

Technology
  • Elastomers
  • Plastics
Key Functions

Adhesion Promotion:; Low use levels, typically <1%; Substrates - reaction with alkoxy functional group Glass Siliceous Substrates Metals/ metal oxides; Glass; Siliceous Substrates; Metals/ metal oxides; Substrates – reaction with organic functional group Acrylics Polyamides Polyesters; Acrylics; Polyamides; Polyesters; Coupling Agent::; Dispersed in adhesive/ sealant material; Improves Mechanical Properties Chemical Resistance Hydrolytic Stability; Mechanical Properties; Chemical Resistance; Hydrolytic Stability; Substrates Mineral fillers Polymeric coatings; Mineral fillers; Polymeric coatings; Crosslinking:; Create structure in polymer network; Improve physical properties Heat resistance Hardness Chemical Resistance; Heat resistance; Hardness; Dispersing Agent:; Improves filler wetting; Decreases viscosity which allows for high loading of silica

Packaging Type
  • Drums
  • Pails
Material Features
Improves Physical Properties
Chemical Inventories
  • AICS (Australia)
  • ECL (Korea)
  • EINECS (EU)
  • ENCS (Japan)
  • IECSC (China)
  • NDSL (Canada)
  • NZIoC (New Zealand)
  • PICCS (Phillipines)
Package and Handling

Andisil® 6376 Silane is available in 440 pound net weight drums or 40 pound pails. Other packaging options may be available upon request.

Shelf Life Storage

The shelf life, when the container is stored unopened and under proper conditions above 50 ºF, is expected to be a minimum of two (2) years.

Compatible Polymers and Resins
  • Polycarbonates (PC)
  • Polyesters
  • Polysulfone (PSU)
  • Polyvinyl Chloride (PVC)
Plastics and Elastomers Functions
  • Coupling Agent
  • Crosslinking Agent

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnit
Chloride Contentmax. 100ppm
Flash Point63°C
Molecular Weight240.8—
Puritymin. 98.5%
Refractive Index (at 25°C)1.4150 - 1.4250—
Specific Gravity (at 25°C)0.980 - 1.040—

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