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ls o146 aqueous diaminofunctional silane hydrolysate
ls o146 aqueous diaminofunctional silane hydrolysate

LS-O146 Oligomeric Diamino Functional Silane

Silfluo LS-O146 is an aqueous diaminofunctional silane hydrolysate, a pre-hydrolyzed diamino-functional siloxane oligomer supplied as a water-based solution.

The product is fully pre-hydrolyzed; no alcohol byproduct is released during formulation or application.

The diaminofunctional structure provides two amine groups per silane unit, giving higher amine functionality relative to monoaminosilane analogs such as LS-O110.

Used as VOC-free adhesion promoter and coupling agent in waterborne coating systems, sealants and adhesives, and glass fiber and mineral filler sizing applications.

Performance equivalent to Evonik Dynasylan 1146.


Typical Physical Properties of LS-O146 Aqueous Diaminofunctional Silane Hydrolysate


Product No.

Silfluo LS-O146

Chemical Name:

Aqueous diaminofunctional silane hydrolysate

CAS NO.

Mixture

Formula:

Aqueous Polymeric Mixture

Appearance:

Colorless transparent liquid to light yellowish

Density(ρ20°C, g/cm³):

1.06

Viscosity(mPa·s ):

approx. 35

VOC Content:

VOC-Free


Applications of LS-O146 Aqueous Diaminofunctional Silane Hydrolysate


1. Waterborne coating systems

Used as VOC-free adhesion promoter in waterborne acrylic, polyurethane dispersion, and waterborne epoxy coating systems.

2. Sealants and adhesives

Used to improve unprimed adhesion of SMP.MS polymers, 2K polyurethane, and water-based adhesive systems to glass, metal, and mineral substrates.

3. Glass fiber and mineral filler sizing

Used as environmentally compliant surface treatment and sizing agent for glass fibers, ATH, and MDH mineral fillers in composite applications.

Property

LS-O110

LS-O146

Amino functionality

Monoamino (3-aminopropyl)

Diamino

Amine groups per unit

1

2

Equivalent reference

Evonik Dynasylan HYDROSIL 115

Evonik Dynasylan 1146

Primary distinction

General adhesion promotion

Higher amine density for demanding reactive systems

Packaging of LS-O146 Aqueous Diaminofunctional Silane Hydrolysate


In 20kg pail, 190kg drum and 950kg IBC


Safety and Storage of LS-O146 Aqueous Diaminofunctional Silane Hydrolysate


Store at or below 35°C in a cool, well-ventilated place away from direct sunlight and open flames. Keep containers tightly sealed. Do not freeze.

Shipped as non-hazardous substance;

Shelf life: 12 months minimum from manufacture date in original unopened containers under recommended storage conditions.


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