Product Description
Polyvinyl alcohol is an organic compound, the chemical formula is [C2H4O]n, the appearance is white flake, flocculent or powdered solid, odorless. Soluble in water (above 95ºC), slightly soluble in dimethyl sulfoxide, insoluble in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, methanol, ethylene glycol, etc. Polyvinyl alcohol is an important chemical raw material used in the manufacture of polyvinyl acetals, gasoline-resistant pipes and vinylans, fabric treatment agents, emulsifiers, paper coatings, adhesives, glues, etc.
| Model |
Size(mesh) |
Viscosity(cps) |
Alcoholysis(mol e%) |
Ash(%)max |
Volatile(%)max |
| 0588 |
120 |
4.6-5.4 |
87-89 |
0.7 |
5.0 |
| 1788 |
120 |
20.5-24.5 |
87-89 |
0.7 |
5.0 |
| 2488 |
120 |
40-48 |
87-89 |
0.7 |
5.0 |
| Item |
1799 |
2099 |
2499 |
2699 |
| Appearance |
White flake |
White flake |
White flake |
White flake |
| Degree of alcoholysis(Mole%) |
99.0-100.0 |
99.0-100.0 |
99.0-100.0 |
99.0-100.0 |
| Viscosity(cps) |
22.0-28.0 |
35.0-43.0 |
58.0-68.0 |
68.0-78.0 |
| Volatile matter(wt%) |
≤5.0 |
≤5.0 |
≤5.0 |
≤5.0 |
| Purity(wt%) |
≥93.5 |
≥93.5 |
≥93.5 |
≥93.5 |
| Ash(wt%) |
<0.7 |
<0.7 |
<0.7 |
<0.7 |
| PH value |
5-7 |
5-7 |
5-7 |
5-7 |
Specification
|
Item |
|
PVA 2488 |
|
Hydrolysis%(mol/mol) |
|
87.0-89.0 |
|
Viscosity mpa.s |
|
44.0-55.0 |
|
Volatile(%) |
≤ |
5.0 |
|
Ash (%) |
≤ |
0.5 |
|
pH value |
|
5-7 |
|
Purity (%) |
≥ |
93.5 |
| mesh |
|
20-200 mesh |
Product Application
Used in the manufacture of polyvinyl acetals, gasoline-resistant pipes and vinylans, fabric treatment agents, emulsifiers, paper coatings, adhesives, etc.
Packaging
25kg*720 bags
25kg*1000 bags
18ton/fcl;
25ton/fcl
About us
NearChem, a group company with a state-owned background in the chemical industry for over 20 years, serves as a nominated supplier for the top 50 chemical enterprises.
Shandong Near Chemical Co., Ltd is based in Dongying, the largest chemical industrial city in the northern part of China, where the second largest oil field is located. We are close to Qingdao Port, the largest northern seaport.
With a registered capital of 30 million yuan, NearChem was founded in 2011 and has grown rapidly with total assets of 140 million yuan and 300 employees.With the stable financial support of the group company, NearChem integrates rich chemical resources along with individually customized services for all global clients. NearChem has outstanding advantage in rich chemical resources,such as TDI, Benzene, KOH etc.
Over the past 20 years, we have served 100+ countries and regions,
500+clients,1000+partners home and abroad.
We strictly adhere to the '5G' principles to create value for our clients.
Guarantee No.1: Price
Once the sales contract during the valid period were confirmed,NearChem will never back out even if marketing prices change.
Guarantee No.2: Quality and Quantity
NearChem offers customers the quality /quantity same as promised. Always we carefully check the quality and quantity for the cargos before loading.
Guarantee No.3: Delivery
We promise to deliver the cargos according to the shipping schedule as we mutually confirmed on contract,we will not delay shipment even though product or ocean charge increased.
Guarantee No.4: Confidentiality
Nearchem guarantees the utmost confidentiality of all sensitive data from customers, including but not limited to, contract details, product information, financial data, and other related information will never be revealed to any third parties.
Guarantee No.5: After -Sales Service
Nearchem is committed to providing customers with satisfactory after-sales service.
1 Are you manufacturer?
As an integrated enterprise, we have our own production lines on MC, meanwhile we are one of the experienced distributors for other chemicals such as CYC, DMC, PG, EG, etc. We have competitive price benefited by ready stock and good relations with some leading chemical manufacturers.
2 How can you guarantee your quality?
Our factory owns mature production line under EPR quality system. We can guarantee the stability and qualification of the raw materials. And we also have SOP loading system to ensure the safety and timely transportation.
3 Can I get some samples?
Yes, we welcome sample order for you to test and check our quality. Send me your requirements of the product you need. We can provide sample free of charge, and the express cost is on you.
4 How to confirm the Product Quality before placing orders?
You can get free samples from us or taking our previous SGS Reports as reference or arrange SGS before loading.
5 What is your MOQ?
Our MOQ is 20'FCL for each product.
6 What kind of package do you have?
We have various of packages to meet needs of our customers,like Iron drums,plastic drums, IBC tanks, Flexitank, ISO TANK and bags etc.
7 Which kind of payment terms do you accept?
We prefer TT, LC payment terms. Other payment terms are flexible to be further discussed.
8 Can you give me a discount price?
Yes. It depends on your order qty.
9 How about your delivery? How long is your delivery time?
Prompt and reliable delivery by professional shipping lines.
Generally it takes 14 days after deposit or original LC.
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}