|Type||Item||Hydrolysis%(mol/ mol)||Viscosity mpa.s||Volatile(%)≦||Ash(%)≦||pH||Purity(%)≧|
Fully hydrolyzed grades
|Medium hydrolyzed grades||PVA17-92||91.0-93.0||21.0-27.0||5||0.5||5-7||93.5|
|Partially hydrolyzed grades||PVA04-88||86.0-89.0||4.0-4.5||5||0.7||5-7||93|
Add water at room temperature in the dissolving tank. Start the agitator, slowly add calculated amount of PVA into the tank. Keep PVA swelling in the water at room temperature for about 30min, and then raise the temperature of the PVA aqueous solution, when the temperature reaches 90-95℃, keep the temperature for 1-2hours. PVA can completely dissolve.
1.In the textile industry , they are mainly used as yarn pulp, fabric finishing agents, and raw materials of vinylon fibers;
2. In the construction and decoration industries, they can be used as mortar cement additives, paint additives for interior and exterior walls, and molding plate adhesives;
3. In the chemical industry, they can be used as polymerization emulsifiers, dispersants, and raw materials for the production of PVF, acetal and butyral resins;
4. In lumbering and paper-making industries, they can be used as adhesives;
5. In agriculture, they can be used as soil improvers, pesticide adhesion synergist and PVA film;
6. In petroleum exploitation, they can be used as well-cementing agents.
7.In addition, they can also be used in cosmetics, pharmaceuticals, printing, ceramics, steel, electronics, electroplating, and so on.
Packing & Storage
Packed with 25kg paper-plastic compound bag
Should be stored in a dry and good ventilation indoor place. Avoid exposure to sun and rain.
Clean cover should be used to avoid humidity or rain when transportation.
Take precautions to avoid breaking or damaging the package during handling.
Qingdao Easthony focusing on Production, R&D and Sales for the chemical products such as the Activated Bleaching Earth/Clay, the Pentane and the Hexane, etc. Hony chemical is committed to provide multi-faceted services for oil refining customers. The products have been exported to more than 30 countries and regions such as Malaysia, Indonesia, Singapore, Egypt, UAE, and Iran.
Company production base -- Shandong Province Dongying Yuan Li chemical in Longju Town, adjacent to the highway 228, distance to the center of Binzhou and Dongying City 30 kilometers, the transportation is convenient. Hony chemical can produce N-pentane, N-hexane, ISO-pentane and other products, the annual processing capacity is 40000 tons.
The company bentonite annual production capacity is 80000 tons and our company also can provide a variety of specifications for customers. Company HT40 series product price excellent and cheap, received the majority of customers favorite; EC80, HY80 series products can reach the German equivalent level.
The company adhere to the quality of survival, and in good faith first, customer first for the purpose, is willing to develop together with our customers.
1. We are good reputation supplier with over 10 years' experience. And exporting to more than 50 countries.
2. Free sample for test, quality control before shipment.
3. Customizing the package according to your requirements. Taking photos during the shipment. Prompt shipment with professional service.
4. Flexible payment term if you are good credit buyer. Like L/C, D/P, T/T, O/A and so on.
5. Fast response. Email will be feedback in 24 hours.Ensured you questions to be answered and solved in time.