Substrate wetting additive STD-249
Introduction
Composition: Polyether modified silicone oil
Appearance: light yellow viscous liquid
Active ingredient: 100%
Solvent: None
Scope 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 |
Send product request
Other supplier products
| CAS 2421-28-5 | CAS 2421-28-5 Purity / Analysis Method >96.0%(T) Molecular Formula / Molecular Weight C17H6O7= 322.23 Physical State (20 deg.... | |
| 4,4′-dihydroxy-3,3′,5,5′-tetramethyl-biphenyl CAS 2417-04-1 | 2417-04-1 – Names and Identifiers Name 4,4′-dihydroxy-3,3′,5,5′-tetramethyl-biphenyl Synonyms TMDHBGS3000,TMD... | |
| Silicone fluid(MT6000 ) | Introduction PRODUCT DESCRIPTION MT6000 is a silicone fluid based on straight chained polydimethylsiloxane fluid. APPLICATIONS • Therm... | |
| Diethylene Glycol Monobutyl Ether Acetate CAS 124-17-4 | Introduction Ethylene glycol butyl ether acetate is a high boiling point, multifunctional binary alcohol ether ester solvent, which can be use... | |
| Propylene Glycol Phenyl Ether (PPH) CAS 770-35-4 | Introduction Propylene glycol phenyl ether can be used as an excellent high boiling point organic solvent or modifier to replace toxic or odorous ... |
Same products
| Epoxy/Polyester Powder Coatings | Seller: Standard International Group (HK) Limited | Feature: -Good bond ability and mechanical performance -Smooth and glossy -Certified chemical ... | |
| Polyester Clear Powder Coatings | Seller: Standard International Group (HK) Limited | This series of product are made of polyester resin (as hardener) and highly transparentmaterials.... | |
| Acrylic Clear Powder Coatings | Seller: Standard International Group (HK) Limited | Feature: -Excellent exterior exposure durability -Excellent durable high gloss -Excellent clar... | |
| Polyurethane Powder Coatings | Seller: Standard International Group (HK) Limited | Feature: -Excellent exterior exposure durability -Good flowing -Excellent chemical resistance ... | |
| MDF Powder Coating | Seller: Standard International Group (HK) Limited | Feature: -Environmental friendly -No solvents and volatile organic compounds involved which are... |















