Complaint
Polyvinyl alcohol is a solid that can come in the form of a white powder, flake or flocculent. The glass conversion temperature is 60~85 °C. Polyvinyl alcohol contains many alcohol groups, is polar, and can form hydrogen bonds with water Chemicalbook, so it can be dissolved in polar water. Polyvinyl alcohol can also be soluble in hot hydroxyl-containing solvents such as glycerol,etc., and insoluble in me thanol, benzene and other general organic solvents. process.
item | value |
CAS No. | 9002-89-5 |
Other Names | PVA |
MF | [C2H4O]n |
EINECS No. | 209-183-3 |
Place of Origin | China |
Grade Standard | Industrial Grade |
Purity | 99% |
Appearance | White flaky, flocculent or powdery solid |
Application | Adhesive, emulsifier, dispersant, etc |
Brand Name | cx |
Model Number | 1788 /1799/2488/2499/0588 |
item | 2488L |
Viscosity | 40.0-55.0 (mpa.s) |
Average degree of polymerization | / |
Degree of alcoholysis | 86-90mol |
Molecular Weight | 101200-110000 |
volatile | 7.0 |
sodium acetate | 2.8 |
ash | 1.5 |
PH | 5-7 |
25kg/bag
Polyvinyl alcohol (PVA) is a widely used water-soluble polymer, PVA can quickly dissolve in water, form a stable colloid, performance between plastic and rubber, in addition to fiber raw materials, but also widely used in the production of coatings, adhesives, paper processing agents, emulsifiers, dispersants, films and other products, the application range throughout textile, food, medicine, construction, wood processing, papermaking, printing, agriculture, steel, polymer chemical and other industries.
Hebei Rongxintong Industrial Co., Ltd. is the specialized chemical, processing and sales enterprise.
our products enjoy good reputation both at home and abroad.Our trade partners are around the world, mainly in America,Europe,Australia,South East Asia ,Middle East and South Africa. In order to serve customers well, the company has established special technical department and after-sale service department. We will make careful reply if you get any question.
The company with all the employees will constantly purse excellent quality, perfect brand and our image, and adheres to our spirit of honesty, diligence, seeking truth and progress and insists on business philosophy of quality as life and service as soul. We will satisfy market demands by top products and better service, and will welcome market challenge forever.
1. Are you a trading company or a factory?
Yes, we are a factory with nearly 20 years of experience.
2. How do you control the quality?
We have professional quality inspectors and keep samples of each order for two years, so we also support third party testing, such as SGS, BV, etc.
3. What are your payment terms?
T/T or L/C AT SIGHT for first time cooperation.
4. What is the weight of your unit package?
25kg or 50kg with PE bag or as your requirement.
5. Can I get samples before I order?
Yes, of course you can, we will give you free samples within 3 days.
6. Can I package it according to my logo?
Of course you can, you just need to provide the package design.
7. What is the delivery time?
The delivery time for sample orders is usually 4-7 working days after receiving full payment. For bulk orders, it is about 10-20 working days after receipt of deposit.
8. What is the port of loading?
Usually Shanghai, Qingdao or Tianjin (major ports in China).
