PVA 1788GA

PVA 1788GA is a type of medium viscosity and partially hydrolyzed polyvinyl alcohol with added anti-foaming. It can effectively eliminate product foam in the application. It is also resistant to oil, grease and solvent and has high tensile strength and flexibility, as well as high oxygen and aroma barrier properties.

Descriptions

Equivalent Grades:

Product Parameter (Specification)

Item	Index
Hydrolysis (mole%)	87.0 ~ 89.0
Viscosity (mPa.s)	20.0 ~ 26.0
Volatile(wt%)	≤5.0
Ash (wt%)	≤0.5
pH Value	5 ~ 7
Purity (%)	≥93.5
Particle Size	10~25mesh

Storage:

The product should be stored indoor in dry and good ventilation. Prevent the package from humidity or exposing to the sun or rain. Clean and covered conveyance shall be used in transportation to avoid contamination, humidity or rain.

Transportation:

Need a clean vehicle for transport. Care should be taken to avoid moisture, rain and sun protection. Handle with care to avoid damaging the packaging. Storage with volatile chemicals is strictly prohibited to prevent adsorption deterioration.

FAQ

Q: What’s the toxicity of PVA？

A: The hamster LD50 of this product is greater than 2000 mg/kg, which shows the product is a nontoxic. Harm to health: contact of polyvinyl alcohol containing steam may cause slight irritation to the eyes, nose and throat. Skin contact: constant skin contact may cause irritation. Eye contact: this may cause clouded vision and irritation to the eyes.

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