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Dow XIAMETER OFX-8630 Fluid is an amino functional silicone fluid in XIAMETER OFX series, designed for textile softening finishing. With amino-functionalized siloxane as the core, it effectively endows fabrics with excellent soft hand feel, along with microemulsifiable, non-yellowing and durable advantages, suitable for various textile finishing processes.
Outstanding Softening Effect - Imparts delicate and smooth touch to fabrics, improves wearing comfort
Non-Yellowing & Durable - Stable performance, non-yellowing, maintains fabric color for long-term use
Microemulsifiable Adaptability - Easy to prepare microemulsion, compatible with mainstream textile finishing systems
Good Crosslinking Performance - Enables crosslinking reaction, enhances durability of finishing effect
Convenient & Efficient Processing - Suitable for padding and dip-dyeing processes, easy to add and disperse evenly
Cotton & Linen Fabric Finishing - Natural cotton and linen fabrics, improving softness and skin-friendliness
Chemical Fiber Modification - Polyester and nylon fabrics, optimizing touch and smoothness
Home Textile Treatment - Bedding and towels, enhancing soft hand feel and durability
Knitted Fabric Finishing - Knitted clothing fabrics, improving elasticity and wearing comfort
Blended Fabric Post-Finishing - Cotton-polyester and wool-polyester blends, balancing softness and fabric toughness
| Brand | DOW |
| Product Type | Amino Functional Silicone Fluid |
| Core Component | Amino-Functionalized Siloxane |
| Appearance | Colorless or Pale Yellow Transparent Liquid (Typical Value) |
| Nitrogen Content | 0.37% (Typical Value) |
| Dynamic Viscosity (25℃) | 3,500 cSt (Typical Value) |
| Emulsion Type Formable | Microemulsion (Typical Value) |
| Ionicity | Weak Cationic (Typical Value) |
| Temperature Resistance Range | -30℃~180℃ (Typical Value) |
Q1: What is the primary function of XIAMETER OFX-8630 in industrial formulations?
A: XIAMETER OFX-8630 is a low-viscosity, reactive silicone fluid designed primarily as a surface modifier and release aid. It improves substrate wetting, reduces surface tension, and enhances slip and leveling in coatings, inks, adhesives, and sealants—without significantly affecting cure chemistry or film integrity.
Q2: Is XIAMETER OFX-8630 compatible with UV-curable systems?
A: Yes, XIAMETER OFX-8630 is formulated to be compatible with free-radical and cationic UV-curable chemistries. It typically does not inhibit photopolymerization when used at recommended treat levels and remains stable under standard UV exposure conditions.
Q3: How should XIAMETER OFX-8630 be incorporated into a formulation?
A: It is generally added during the let-down or post-additive stage under mild agitation. Pre-dilution in a compatible solvent or carrier resin may improve dispersion. Avoid high-shear mixing that could cause premature hydrolysis or phase separation, especially in moisture-sensitive systems.
Q4: Does XIAMETER OFX-8630 provide long-term migration resistance in finished films?
A: Due to its reactive silane functionality, XIAMETER OFX-8630 can covalently bond to substrates or crosslink into the polymer matrix during curing—reducing tendency for bloom or surface migration over time compared to non-reactive silicones.
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