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PVA Description
Polyvinyl alcohol (PVOH, PVA, or PVAl) is a water-soluble synthetic polymer. It has the idealized formula [CH2CH(OH)]n. It is used in paper making, Glue, and a variety of coatings. It is colourless (white) and odorless. It is sometimes supplied as beads or as solutions in water.
|
Appearance |
Non-color difference non-caking non- impurities |
Non-color difference non-caking non- impurities |
|
Alcoholysis Degree %(mol/mol) |
86.5~88.5 |
87.4 |
|
Viscosity mPa.s |
45.0~55.0 |
50.2 |
|
Volatile Content % |
≤ 5 |
2 |
|
Ash Content% |
≤ 0.5 |
0.2 |
|
PH |
5~7 |
5 |
Uses
PVA Polyvinyl alcohol is used as an aid in suspension polymerizations. Its largest application in China is its use as a protective colloid to make polyvinyl acetate dispersions (RDP). In Japan its major use is the production of vinylon fiber.
It is widely used in Glue, Wall putty/Skim Coat, Tile adhesive /Tile grout ects.
Packaging and Storage
The product is packed in multi-ply paper bags with an inner polyethylene layer. Net weight 25KG. The empty bags can be recycled or burned. In unopened bags, this product can last several years. In opened bags, the moisture content of this product will be influenced by air humidity.
Store in cool and dry place, avoid sunlight. Storage under pressure should be avoided.
See MSDS for information on handling, transportation, and storage of the product.
Packing and loading Qty:
NW.: 25KGS /BAG inner with PE bags
20'FCL: 520BAS=13TON
40'HQ: 1040BAGS=26TON
Delivery: 5-7days
Supply Ability: 2000Ton /Month
Our Service:
●Free Samples
●Technical Supports
●Every batch of products will be tested to ensure its quality.
●Quality Guarantee
●Sample testing support.
