Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland

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Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland Detail:

Properties and applications of pva-2088

1. Features

(1) Solubility: it has strong hydrophilicity and is easy to dissolve in water (it can be dissolved slowly at room temperature, and generally used in hot water above 85 ℃), but insoluble in almost all organic solvents. PVA-2088 will produce foam in the course of dissolving. It can be solved by adding defoamer.

(2) Film forming property: easy to form film and excellent mechanical properties. Except for H2O, PVA film has excellent resistance to H2, N2, O2 and other gases.

(3) Adhesion: not only with hydrophilic fiber, paper and so on, but also with hydrophobic fiber has good adhesion.

(4) Thermal stability: when the sheet is heated above 130 ℃, the appearance changes gradually. The partially alcoholysis PVA began to melt at 180-190 ℃ and decomposed at 200 ℃.

(5) Solvent resistance: PVA has strong resistance to weak acid and alkali, and good oil resistance.

2. Main application

(1) Fiber processing industry: staple yarn, long yarn and after processing and other fields.

(2) Film processing industry: using different processes to produce water-soluble films and other fields.

(3) Coating mold industry: base cloth shaping and strengthening and other fields.

(4) Paper processing industry: indicate sizing and other fields.

(5) Adhesive industry: re wet bonding and other fields.

(6) stabilizer industry: vinyl acetate emulsion polymerization and other fields.

(7) Others: cosmetics, pharmaceutical products, additives for building materials, temporary protective film and other fields.

3. Product index

PVA 20-88 Product

Product number

International standard

Grade

Viscosity(mPa.s)

Alcoholysis degree(mole%)

Volatile matter(%≤)

ash content(≤%)

PH

pureness(%)

20-88

088-35

Premium grade

32.0-44.0

87.0-89.0

5

0.3

5-7

93.5

Qualified grade

32.0-44.0

86.0-90.0

7

0.5

5-7

91.5

1
1
1
1
1
1
1
1

Product detail pictures:

Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland detail pictures

Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland detail pictures

Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland detail pictures

Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland detail pictures


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With our excellent administration, strong technical capability and strict excellent control method, we carry on to offer our clients with responsible good quality, reasonable costs and great companies. We intention at becoming considered one of your most responsible partners and earning your pleasure for Professional China Polyvinyl alcohol tablets - Polyvinyl alcohol powder/tablets(PVA) – Divenland , The product will supply to all over the world, such as: Guatemala, Swaziland, Algeria, Item have passed by means of the national qualified certification and been well received in our main industry. Our expert engineering team will often be ready to serve you for consultation and feedback. We have been able to also deliver you with cost-free samples to meet your specs. Ideal efforts will probably be produced to deliver you the most beneficial service and solutions. Should really you be interested in our company and solutions, please make contact with us by sending us emails or call us straight away. To be able to know our solutions and enterprise. ar more, you'll be able to come to our factory to see it. We will constantly welcome guests from all over the world to our firm. o build business enterprise. elations with us. You should feel absolutely free to speak to us for organization. nd we believe we are going to share the best trading practical experience with all our merchants.
  • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By David Eagleson from Birmingham - 2018.05.15 10:52
    It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Brook from Kyrgyzstan - 2018.06.09 12:42
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