USD $1.00-10.00 / Kilogram
china origin pva1788,pva1799,pva2488,pva2499,pva resin,polyvinyl alcohol,pvoh,9002-89-5
product information
product | pva,pva resin,polyvinyl alcohol,pvoh |
cas# | 9002-89-5 |
appearance | white powder or crystals |
grade | pva 1788 pva1799 pva2488 pva2499 |
packing | 25kg per bag |
delivery | within one week after payment confirmed |
specification
pva1788
items | specification | results |
appearance | white flake | white flake |
alcoholysis degree,% | 87-89 | 87.93 |
volatily,% | ≤ 5.0 | 3.7 |
ash,% | ≤ 0.7 | 0.6 |
p h value | 5-7 | 6.6 |
viscosity. mpa.s | 20.5-24.5 | 21.5 |
pva1799
items | specification | results |
appearance | white powder | white powder |
alcoholysis degree,% | 98-99.9 | 99.5 |
volatily,% | ≤ 5.0 | 3.2 |
ash,% | ≤ 0.7 | 0.36 |
p h value | 5-7 | 6 |
viscosity. mpa.s | 25.0-31.0 | 30 |
pva2488
items | specification | results |
appearance | white powder | white powder |
alcoholysis degree,% | 86-90 | 89 |
volatily,% | ≤ 5.0 | 3 |
ash,% | ≤ 0.7 | 0.4 |
p h value | 5-7 | 6 |
viscosity. mpa.s | 40-52 | 48 |
pva2499
items | specification | results |
appearance | white flake | white flake |
alcoholysis degree,% | ≥98.0-99.9 | 99.5 |
volatily,% | ≤5.0 | 3 |
ash,% | ≤0.7 | 0.4 |
p h value | 5-7 | 6 |
viscosity. mpa.s | 50-60 | 58 |
description
polyvinyl alcohol resin series product is a white solid, points flocculent, granular and powdered three;
avirulent insipidity, no pollution, can dissolve in the 80-90 °c water.
its aqueous solution has good adhesion and film;
oils, lubricants and hydrocarbon etc.
most of the organic solvent;
with long chain polyhydric alcohol esterification, etherification, acetal, etc. chemical properties.
application
is mainly used in textile warp sizing agent, fabric finishing agent, vinylon fiber raw materials;
architectural decoration industry external walls, 107 glue, coatings, adhesives;
the chemical industry used as polymer emulsifier and dispersing agent and polyvinyl formal,shrink acetaldehyde,butyral resins; paper industry is used as paper adhesive;
agriculture used to soil amendments, pesticides adhesion synergistic agent and polyvinyl alcohol film;
can also be used for daily cosmetics and high frequency quenching agent, etc.