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Dow Opacifiers OPULYN™ 301 (OP-301) Opacifiers Styrene Acrylate Copolymer

Dow OP-301 Opacifiers is a high-performance water-based Opacifiers additive designed for coatings, inks and personal care products. The product provides excellent Opacifiers effect through a unique microsphere structure while maintaining system stability and good construction performance.
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Opacifiers OP-301 OP-301 OP-301 technical parameters OPULYN 301 Laundry detergent sunscreen whitening agent Dow Opacifiers

PRODUCT CATEGORY

Product Description
Advantage
Process
FAQ
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CAS number9010-92-8
AppearanceWhite emulsion
Solid content30+1%
pH value7.0-9.0
Particle size0.2-0.5um
Recommended dosage1-5% (based on the total formula)
Storage temperature5-35℃


Daily Chemical Industry: 

Architectural coatings: Improve the hiding power of interior wall coatings Industrial coatings: Reduce the amount of high-cost pigments Inks: Improve the hiding properties of printed products Personal care: Used in products such as sunscreen

Product Advantage
1
Excellent light
excellent compatibility with skin, not easy to cause allergies
2
Excellent stability
remains stable in a wide pH range (5-10)
3
Improved construction performance
reduces system viscosity and improves leveling
4
Environmentally friendly and safe
does not contain APEO and complies with environmental regulations



Operate Process


1 Addition order: It is recommended to add during the paint mixing stage, and add slowly under low-speed stirring

2 Dispersion requirements: No high-speed dispersion is required, conventional stirring can be used for uniform dispersion

3 pH control: Ensure that the system pH is within the range of 5-10 before use

4 Compatibility test: Pre-test compatibility with other components in the formula

FAQ
  • Q1: Can OP-301 completely replace titanium dioxide?
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    A: It cannot completely replace it, but it can significantly reduce the amount of titanium dioxide (about 30-50%).
  • Q2: Is it stable in a high temperature environment?
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    A: The recommended storage temperature is not more than 35°C. High temperature may cause the product stability to decrease.
  • Q3: What systems are suitable for?
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    A: It is suitable for water-based acrylic, polyurethane, epoxy and other systems. It is not recommended for solvent-based systems.
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