polyvinyl alcohol plastic bags,
water soluble biodegradable bag
1. Completely dissolve, no residue left.
2. Good weather resistance.
3. Green environment-friendly material, no-toxic substance contain.
4. Good mechanical property and heat sealing ability.
5. Able to be printed with good quality, ink will dissolve with the bag.
1. The tiny package of fertilizer power, granules, missible oil.
2. Some products which human shouldn't directly contact and the items used in the water.
3. The inner package of pesticide effervescent.
4. Paint, dye and some other chemical products package and seed bags.
Produce the appropriate wide roll film according to the weight of the packed pesticide, then use the automatic packaging machine to pack it into single unit.
Directly put the packed pesticide unit into water, stir it slightly. The outer water soluble packaging film will be immediately dissolved to release the pesticide. So the active ingredients can be fully used and it can keep user from direct contact with the toxic substance. It will reduce the plastic pollution to the world.
Test sample: 40 micron pva film
Test condition: 25℃, 65%RH
|Item||Key index||Test Average Values|
|Machanical property||Tensile strength(Mpa)||38|
|water solubility||Disintegration time(s)||15|
1. the product performance and storage and testing of environmental temperature and humidity, film thickness is directly related to the specific subject to the actual measurement.
2. the performance of different types of products will be significant differences in the specific model to select the actual subject.