Brief
LP series products are acrylic ester PVC processing aids mainly used in hard PVC sheets, membrane, granules, profiles, pipes and pipe fitting, especially for profiles, inlet water pipe, pipe fitting and low sparkling products.
Basic Physical Character
| Item | LP-20 | LP-21 | LP-30 | LP-40 | LP-50 | LP-60 | LP-80 | LP-81 | LP-82 |
| Appearance | White flowing powder | ||||||||
| Intrinsic viscosity (η)25ℿ/p> | 2.5~3.2 | 4.5~5.5 | 5.0~6.5 | 6.5~8.5 | 8.5~10.5 | 8.5~11 | 8.0~11 | 8.0~10 | 7.5~10 |
| Granularity (40 mesh passing percentage) | ≿8 | ||||||||
| Volatilization content (%) | ≿.0 | ||||||||
| Density (g/cm 3 ) | 0.3~0.5 | ||||||||
Add small amount LP series processing aids during rigid or semi-rigid PVC molding process can
Promote compound fusion
Improve surface gloss
Promotes die swell
Improve hot melt strength
Improve appearance of PVC foam
Improve raw material dispersion