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The SMB Range

High-Purity Silanes

Five organofunctional silane grades engineered for adhesion, coupling, and crosslinking across coatings, composites, rubber, solar, and wire & cable. Every grade is supplied with a Certificate of Analysis, MSDS, and technical data sheet.

01
SMB-CL-150

Methacryloxy Silane

A high-purity methacryloxy-functional silane that couples mineral and glass surfaces to unsaturated polyester and acrylic polymers, improving mechanical strength, wet-strength retention, and dispersion.

Coupling Agent Composites Solar PV
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Chemical name3-Methacryloxypropyltrimethoxysilane
CAS number2530-85-8
FunctionalityMethacryloxy / trimethoxy
AppearanceClear, colourless liquid
Key functionsCoupling agent, adhesion promoter, crosslinker
Typical applicationsUnsaturated polyester and acrylic composites, mineral-filled thermosets and thermoplastics, glass-fibre sizing, adhesives, coatings and inks, solar (photovoltaic) module coatings and encapsulants
Packaging25 kg and 200 kg (other packaging on request)

Values are indicative. A full technical data sheet and Certificate of Analysis are provided on enquiry.

02
SMB-CL-160

Epoxy Silane

A high-purity epoxy-functional silane used as an adhesion promoter and coupling agent, delivering durable bonding between inorganic substrates and epoxy, polyurethane, and acrylic systems.

Adhesion Promoter Coupling Agent Coatings & Adhesives
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Chemical name3-Glycidyloxypropyltrimethoxysilane
CAS number2530-83-8
FunctionalityEpoxy / trimethoxy
AppearanceClear, colourless to pale liquid
Key functionsCoupling agent, adhesion promoter, crosslinker
Typical applicationsEpoxy, polyurethane and acrylic coatings and adhesives, sealants and primers, glass-fibre sizing, mineral-filled composites, solar (photovoltaic) module sealants and coatings
Packaging25 kg and 200 kg (other packaging on request)

Values are indicative. A full technical data sheet and Certificate of Analysis are provided on enquiry.

03
SMB-CL-170

Vinyl Silane

A high-purity vinyl-functional silane used to moisture-crosslink polyethylene, couple fillers into polyolefin and peroxide-cured rubber, and promote adhesion in solar photovoltaic encapsulants, raising heat resistance and mechanical performance.

Crosslinker Wire & Cable Solar PV
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Chemical nameVinyltrimethoxysilane
CAS number2768-02-9
FunctionalityVinyl / trimethoxy
AppearanceClear, colourless liquid
Key functionsMoisture-cure crosslinker, coupling agent
Typical applicationsSilane crosslinking of polyethylene for wire & cable, solar (photovoltaic) EVA/POE encapsulants, coupling in filled polyolefins and peroxide-cured rubber, adhesion promotion
Packaging25 kg and 200 kg (other packaging on request)

Values are indicative. A full technical data sheet and Certificate of Analysis are provided on enquiry.

04
SMB-CL-180

Sulphur Silane

A high-purity sulphur-functional silane coupling agent for silica-reinforced rubber, bonding silica filler to the polymer network to lower rolling resistance and improve abrasion and tear performance.

Coupling Agent Silica Rubber Tyre & Technical Rubber
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Chemical nameBis[3-(triethoxysilyl)propyl] tetrasulfide
CAS number40372-72-3
FunctionalityTetrasulfide / triethoxy
AppearanceAmber liquid
Key functionsCoupling agent for silica-reinforced elastomers
Typical applicationsTyre tread compounds, silica-filled technical rubber, mechanical rubber goods
Packaging25 kg and 200 kg (other packaging on request)

Available as tetrasulfide or disulfide grade. Values are indicative; a full technical data sheet and Certificate of Analysis are provided on enquiry.

05
SMB-CL-190

Amino Silane

A high-purity amino-functional silane, one of the most versatile coupling agents, bonding mineral and glass surfaces to a wide range of polymers and acting as an adhesion promoter and crosslinker across coatings, composites, and adhesives.

Coupling Agent Adhesion Promoter Glass Fibre & Composites
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Chemical name3-Aminopropyltriethoxysilane
CAS number919-30-2
FunctionalityAmino / triethoxy
AppearanceClear, colourless to pale yellow liquid
Key functionsCoupling agent, adhesion promoter, crosslinker
Typical applicationsGlass-fibre sizing, mineral-filled composites and thermosets, foundry resins, paints and coatings, adhesives and sealants
Packaging25 kg and 200 kg (other packaging on request)

Values are indicative. A full technical data sheet and Certificate of Analysis are provided on enquiry.

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