Acrylic emulsion technology introduction
particle size control
- Resin dispersions with particle diameters of 0.02 to 10 μm can be produced.
Tg control
- Optimal Tg can be adjusted by resin design.
Viscoelasticity measurement results
viscosity control
- Resin morphology can be controlled from soluble to heterogeneous systems.
- Viscosity can be controlled depending on the form of the resin.
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core shell design
- Achieves both coating strength and flexibility.
- Film-forming properties at low temperatures can be improved.
Calculation Tg[℃] | MFT[℃] | Strength | flexibility | |
---|---|---|---|---|
Normal product | 11 | 13 | ◎ | × |
core shell design product | 11 | Below 0℃ | ○ | ○ |
Balancing coating strength and flexibility
Low temperature film forming property (MFT measurement)
Phase separation structure of resin coating film
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By controlling the phase separation structure of the resin, we not only achieve low-temperature film forming properties, but also achieve both strength and flexibility, which are often in a trade-off relationship.
crosslinking design
- Solvent resistance can be improved.
- The strength and elongation of the coating film can be controlled.
- The viscoelasticity of the coating film can be controlled.
Solvent resistance Elution rate (%) |
Paint film strength (N/mm2) |
Coating film elongation (%) |
|
---|---|---|---|
No crosslinking | 50 | 1.03 | 1500 |
With crosslinking | 90 | 0.65 | 930 |
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Tensile test results
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Viscoelasticity measurement results
Inquiries
TOYOCHEM CO., LTD. Packaging and Industrial Materials Sales Division Sales Department 1
TEL:+81-3-3272-0940