Akrilan 321
Akrilan 321 is self-sealing acrylic dispersion, which is recommended to use for chemical binding of nonwovens.
- Category
- Nonwovens
- Application
- Nonwoven chemical treatment
Composition
- Waterborne dispersion of the copolymer of butyl ether of acrylic acid and methyl ether of methacrylic acid.
Specification
- Solids content (ISO 1625, DIN 53189), % 45 ± 1
- Viscosity at 23°C (ISO 3219, DIN 53019), №2, shear rate 60 rpm, mPa*s < 100
- рН (ISO 1148, DIN 53785), g/cm3 7,5 - 8,5
- Density, g/cm3 1,035
- MFFT, °С 10 - 15
- Glass transition temperature, °С -28
- Температура сшивки, °С ~150
Other properties
- Acids and alkalis resistance high
- Dispersion type anionic
MFFT
- MFFT of Akrilan 321 can be decreased by use of coalescent in formulations.
Safety
- Dispersion Akrilan 321 is a fire and explosion proof material; toxicity refers to low-hazard substances (4 hazard class according to GOST 12.1.007); does not cause irritation with a single application on the skin, has no skin-resorptive effect on the body, has no acute inhalation hazard.
Storage
- Akrilan 321 has a shelf life of 6 months from delivery date if stored at temperatures between 5°C and 30°C in tightly closed original containers. As other dispersions, Akrilan 321 is sensitive to presence of Fe, Cu, Zn, Al. Avoid contacting with these metals or their alloys.