The relative density of polyvinyl alcohol (25°C/4°C) is 1.27～1.31 (solid), 1.02 (10% solution), the melting point is 230°C, and the glass transition temperature is 75～85°C. Heating in the air to above 100°C slowly changes color and embrittlement. So what is the modification of PVA film? Let's take a

Insoluble PVA film is based on excellent film transparency, high gloss, not easy to be electrostatically charged, tough, oil resistance, organic solvent resistance, good printing performance, etc. It can be used in the following fields: temporary protective packaging of conveying products, electroni

Qingdao Eastchem Inc launches new activated clay products series - Eastchem® C recently Eastchem® C Series Activated Bleaching Earth contains activated carbon and very suitable for refining hard-to-bleach vegetable and animal oils and fat. Eastchem® C Series is manufactured by acid activatio

Since June 2017, Eastchem keeps receiving a certain number of consultations from pharmaceutical R&D institutions and drugs companies, what require a new type of Bleaching Earth for the pharmaceutical industry, especially in the field of BCD.The new clay should meet the strict needs of customers

Eastchem® published new activated bleaching earth products--Grade EC90, FF90 recently. Compared with EC80, FF80, the new products EC90 FF90 have higher decolorizing power, which can meet the higher demand of customers. EC90 & FF90 have been recognized by COFCO Qingdao Eastchem Inc is the larg