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Substrate wetting additive STD-249

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Port:

上海

Packaging:

100KG/bag

Price valid (until):

2025-06-08

Shanghai Fanbiao Textile Technology Co., Ltd.

Company Type:

Trader

Location:

China

Qualification:

Main Products:

Chemical

Description

Composition: Polyether modified silicone oil

Appearance: light yellow viscous liquid

Active ingredient: 100%

Solvent: NoneScope of Application:

Suitable for waterborne wood coatings, waterborne industrial coatings and UV light curing coatings, inks and other systems

Category	Details
Product Name	STD-249 Silicone-Based Wetting Additive
Chemical Type	Polysiloxane copolymer with hydrophilic modification
Key Applications	– Low-Surface-Energy Substrates: Fluoropolymers, silicones – High-Temperature Coatings: Powder coatings, ceramic inks – Composite Materials: Carbon fiber, glass fiber sizing
Function	Reduces interfacial tension for uniform liquid penetration
Advantages	– Wetting Speed: Rapid spread on PTFE/PET within 5 sec – Thermal Stability: Effective up to 250°C – Chemical Resistance: Inert to acids/bases
Technical Data	– Appearance: Clear amber liquid – Active Content: 60% – Viscosity: 200-500 cPs – Surface Tension: 21 mN/m @1% concentration
Usage Guidelines	– Add Rate: 0.2-1.5% by weight – Mixing: High-speed dispersion – Storage Temp: -20°C to 40°C
Performance	– Contact Angle Reduction: From >110° to <20° on silicone rubber – Reworkability: Retains activity after 3 freeze-thaw cycles
Safety	– Handling: Avoid contact with eyes – Flash Point: >100°C – Disposal: Incinerate per local regulations
Certifications	Complies with FDA 21 CFR 175.300 for food contact coatings

Basic Info

Product Name:

Substrate wetting additive STD-249

Categories:

Product Description