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How to identify the quality of PVA water-soluble film products

1) Water solubility: Cold water soluble film requires that water can be dissolved in water above 4 ℃. The faster it dissolves the better. The ...
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A series of chemical modification of PVA (polyvinyl alcohol) resin

Through a series of chemical modifications to PVA (polyvinyl alcohol) resin, the water resistance of PVA and the compactness of the arrangement of PVA molecules ...
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How to dissolve polyvinyl alcohol PVA

The dissolution of polyvinyl alcohol is a very delicate operation. If the dissolution is not good, micelles or even hard blocks will appear, which directly ...
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PVA as a new environmentally friendly material

Biodegradable plastics represented by PLA and PBAT have begun to usher in an outbreak, and PVA has also quietly entered the ranks of alternatives to ...
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Modified with polyvinyl alcohol

Polyvinyl alcohol (PVA) is a colorless, non-toxic, non-corrosive, biodegradable water-soluble organic polymer. At present, in addition to being the raw material of vinylon, PVA is ...
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What is guar ether?

(1) Compared with cellulose ether, guar ether is more soluble in water. The performance of the pH guar ether was essentially unaffected. (2) Under the ...
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Modified polyvinyl alcohol fiber

Polyvinyl alcohol fiber can be blended with other fibers, and then dissolved after textile processing to obtain high-grade spun yarn textiles, and can also be ...
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Green and environmentally friendly degradable PVA

The interpenetrating network structure polymer plastic alloy formed by blending modified PVA and modified starch is biodegradable. Films suitable for food packaging, agricultural water-soluble films, ...
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Water-soluble PVA film

Water-soluble PVA film is a new type of plastic product that has emerged internationally. It uses the film-forming properties of PVA, water and biodegradability, and ...
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PVA film manufacturing

PVA is the only vinyl polymer that can be used by bacteria as a carbon source and energy source. Under the action of bacteria and ...