pp woven sacks manufacturers ，woven sack manufacturer .

products in the production process additives (such as starch, modified starch, cellulose, or other photosensitizer, biodegradation and the like), so that the stability of plastic packaging material decreases, the more easily degraded in the natural environment . Currently, there are 19 in Beijing to develop or produce biodegradable plastics unit. Tests showed that the majority of biodegradable plastics exposed to three months after the start of thinning in the general environment, weight loss, strength decreased gradually break. If these fragments buried in the rubbish or soil, the degradation effect is not obvious. Use of

China woven sacks manufacturers,pp woven sacks manufacturers,pp woven sacks,hdpe woven sacks,fibc manufacturers,ton bags wholesale suppliers.