EN
Polyvinyl Alcohol (PVA) -Shuangxin
Description
Overview
The appearance is white or slightly yellow particles or powder, and it is a kind of water soluble environmental protection polymer with a wide range of uses, and its performance is between plastic and rubber.
Product Details
Chemical name: Polyvinyl Alcohol(PVA)
Molecular formula: -[CH2CH(OH)]n
Physicochemical properties:
Water-soluble: It is swellable in water at room temperature, completely soluble in hot water, non-toxic, safe and environmentally friendly.
Chemical resistance: It is almost unaffected by weak acid, weak base, organic solvents (hydrocarbons, higher alcohols, ketones, esters), excellent oil resistance.
Miscibility: It can be miscible with starch, cellulose derivatives and various surfactants, and has good stability (long-term storage may be layered).
Product Summary
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Old Standard Grades Name
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New Standard Grades Name
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Item |
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Hydrolysis (mol%) |
Viscosity (mpa.s) |
Volatile (%≤) |
Ash (%≤) |
PH (Value) |
Purity (% ≥) |
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|
05-88 |
088-05 |
86.5-89.0 |
4.8-6.0 |
≤5.0 |
≤0.6 |
5~7 |
≥93.5 |
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10-99 |
098-08 |
98.0-100.0 |
9.0-14.0 |
≤7.0 |
≤1.0 |
5~7 |
≥93.5 |
|
17-88 |
088-20 |
86.5-89.0 |
20.5-29.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
17-99 |
100-27 |
99.0-100.0 |
22.0-32.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
17-99L |
098-27 |
98.0-99.0 |
21.0-32.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
20-88 |
088-35 |
86.5-89.0 |
29.0-40.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
20-99 |
100-35 |
99.0-100.0 |
47.0-56.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
24-88 |
088-50 |
86.5-89.0 |
45.0-60.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
|
24-99 |
100-60 |
99.0-100.0 |
70.0-78.0 |
≤4.5 |
≤0.5 |
5~7 |
≥93.5 |
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26-88 |
088-60 |
86.5-89.0 |
≥60.0 |
≤5.0 |
≤0.5 |
5~7 |
≥93.5 |
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26-99 |
100-78 |
99.0-100.0 |
80.0-85.0 |
≤4.5 |
≤0.7 |
5~7 |
≥93.5 |
|
GH-20R |
GH-20R |
86.5-89.0 |
40.0-46.0 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
|
GH-22 |
GH-22 |
86.5-89.0 |
45.0-52.0 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
|
GH-17R |
GH-17R |
86.5-89.0 |
27.0-33.0 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
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GM-14S |
GM-14S |
86.5-89.0 |
20.5-24.5 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
|
GM-14R |
GM-14R |
86.5-89.0 |
20.5-24.5 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
|
GM-14AF |
GM-14AF |
86.5-89.0 |
20.5-24.5 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
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GL-05 |
GL-05 |
86.5-89.0 |
4.8-5.8 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
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GL-05AF |
GL-05AF |
86.5-89.0 |
4.8-5.8 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
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N-300 |
N-300 |
98.0-99.0 |
25.0-30.0 |
≤5.0 |
≤0.7 |
5~7 |
≥93.5 |
Packages
Paper-plastic composite bags are used for quantitative packaging, each bag is 25 kg.
Storage
Polyvinyl alcohol series products should be stored in dry, well-ventilated indoor, avoid exposure, rain, transportation should be moisture, rain, handling to prevent scratching or breaking the outer package.
Hazard summary
Health hazard: Harmful by inhalation, ingestion or absorption through skin, irritating to eyes and skin.
Explosion hazard: This product is flammable and irritating.
First-aid measures
Skin contact: Take off contaminated clothes and rinse with flowing water.
Eye contact: Lift the eyelids and rinse with flowing clean water or normal saline and get medical attention.
Inhalation: Leave the site to fresh air. In case of dyspnea, give oxygen and get medical attention.
Ingestion: Drink enough warm water to induce vomiting and get medical attention.
Fire protection measures
Dangerous characteristics: Powder and air can form explosive mixture, when reaching a certain concentration, it will explode in case of sparks. Decompose on heating to produce flammable gases.
Extinguishing agent: Water, foam, dry powder, carbon dioxide and sandy soil.
