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Part of Croda’s Ionphase line, U1 targets PC alloys, TPU, etc., with non - migratory, instant anti - static action.
Anti - static Principle Integrates into substrates to form an ionic conductive network, dissipating electrostatic fields via ions without surface migration.
Long-acting polymer masterbatch system for permanent anti-static performance
Humidity-independent; instant effect and permanent anti-static
Easy processing; excellent thermal stability
Recyclable; no impact on substrate physical properties
No fogging, migration or surface defects
PC alloys, TPU, PBT, PMMA, PVC, transparent ABS and other substrates
Scenarios requiring permanent anti-static, such as transparent products, electronic packaging, wear-resistant components
Model | Ionphase U1 |
Volume Resistivity | 1E5 |
Density | 1.11 kg/m³ |
Melting Point | 145 - 167℃ |
Q1: What types of polymers is Croda Ionphase U1 compatible with?
A: Croda Ionphase U1 is broadly compatible with common thermoplastics including polyolefins (e.g., PP, HDPE, LDPE), PET, PS, and engineering resins such as ABS and PC. Compatibility should be confirmed via small-scale formulation trials due to variations in polymer grade, additives, and processing conditions.
Q2: How is Croda Ionphase U1 typically incorporated into polymer formulations?
A: It is most commonly added during compounding—either as a liquid concentrate or directly via gravimetric feeders—and disperses effectively under standard melt-processing conditions. Pre-dilution in a carrier resin or solvent may be used for improved handling in certain production setups.
Q3: Does Croda Ionphase U1 affect the mechanical or optical properties of the final plastic part?
A: When used at recommended dosage levels, Ionphase U1 generally maintains baseline tensile strength, impact resistance, and clarity in transparent applications. Significant property shifts are uncommon, though thorough testing is advised for critical performance requirements.
Q4: Is Croda Ionphase U1 suitable for applications requiring low surface resistivity over extended time?
A: Yes—Ionphase U1 provides durable antistatic performance through migration to the surface and moisture absorption, delivering stable surface resistivity reduction even after aging and under moderate humidity conditions. Long-term efficacy depends on polymer morphology, film thickness, and environmental exposure.
Q5: Can Croda Ionphase U1 be used in food-contact or medical-grade polymer applications?
A: Ionphase U1 is not pre-approved for direct food-contact or implantable medical use. Its suitability for regulated applications must be evaluated case-by-case, considering applicable regional regulatory frameworks, intended use conditions, and full formulation safety assessment.
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E-mail: wangxingqiang@ericwchem.com
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