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

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

We can easily normally satisfy our respected buyers with our excellent high-quality, excellent selling price and good service due to we've been far more expert and more hard-working and do it in cost-effective way for Hydroxypropyl Methylcellulose Price, Vinyl Acetate Ethylene Emulsion, Sika Superplasticizer Admixture, We warmly welcome small business companions from all walks of lifestyle, hope to establish friendly and cooperative business make contact with with you and attain a win-win objective.
China wholesale Polyvinyl alcohol powder - 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:

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

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

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

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


Related Product Guide:
Cooperation

We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for China wholesale Polyvinyl alcohol powder - Polyvinyl alcohol powder/tablets(PVA) – Divenland , The product will supply to all over the world, such as: Milan, Grenada, Rome, We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.
  • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Ivan from Kuala Lumpur - 2017.07.07 13:00
    We have been looking for a professional and responsible supplier, and now we find it.
    5 Stars By Lee from America - 2018.06.30 17:29
    Write your message here and send it to us
    • twitter
    • linkedin
    • facebook
    • youtube