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LS-OP200 Epoxy Silane Oligomer

Silfluo LS-OP200 is a glycidoxypropyl-modified silane oligomer, a pre-condensed epoxy-functional siloxane oligomer.

The product consists of partially condensed siloxane units carrying reactive glycidoxypropyl (epoxy) groups, formed by controlled hydrolysis and condensation of epoxy-functional trimethoxysilane monomer.

The oligomeric siloxane backbone provides hydrolytic stability and reduced alkoxy group content relative to monomeric gamma-glycidoxypropyltrimethoxysilane (GPS), lowering alcohol emission during cure.

The epoxy groups participate in ring-opening reactions with amines, carboxyls, and phenols, enabling crosslinking in epoxy, polyurethane, acrylic, and polysulfide resin systems.

Used as low-VOC crosslinker and adhesion promoter in waterborne, solvent-borne, high-solids, and solvent-free coating, adhesive, and sealant formulations.

Performance equivalent to Momentive CoatOSil MP 200.


Typical Physical Properties of LS-OP200 Epoxy Silane Oligomer


Silfluo Code.

LS-OP200

Chemical Name

Epoxy-functional siloxane oligomer

Glycidoxypropyl-modified silane oligomer

Appearance

Colorless Transparent Liquid

Viscosity (mPa.s)

40-100

Density (25°C, g/cm3):

1.100 - 1.150

Refractive Index (n25/D)

1.4450-1.4650

Flash Point (Closed Cup):

> 100°C


Applications of LS-OP200 Epoxy Silane Oligomer


1. Marine and heavy-duty anti-corrosion coatings

Used as low-VOC crosslinker and adhesion promoter in epoxy and polyurethane primer systems for marine, offshore, and industrial environments.

2. Automotive and industrial finishes

Used as performance modifier in OEM automotive clearcoats, coil coatings, and architectural paints.

3. Structural adhesives and sealants

Used to modify structural adhesives and high-movement sealants for improved cohesive strength and wet adhesion to glass, aluminum, and engineered substrates.

4. Waterborne and high-solids resin upgrading

Used as reactive additive in waterborne and high-solids resin systems to improve mechanical and corrosion resistance performance.


Packing of LS-OP200 Epoxy Silane Oligomer


In 200kg drum and 1000kg IBC.


Safety and Storage of LS-OP200 Epoxy Silane Oligomer


Store at or below 25°C in a cool, dry, well-ventilated place away from direct sunlight and heat. Keep containers tightly sealed.

Shelf life: 12 months minimum from manufacture date in original unopened containers stored at or below 25°C.

Find Other Customized Silane by CAS Number


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