2014年4月1日星期二

a type of plastic processing aid analysis

plastic processing aid according to different molecular weight, and have different functions. Processing aid ACR 50-150 10,000 molecular weight processing aids are widely used for general article PVC flame retardant  having a core - shell structure of the elastic polymer, the core-shell impact modifier emulsion was ACR production technology core. In the continuous research and development of the global impact modifier ACR, the foreign ACR impact modifier has been enhanced on the basis of the traditional techniques, particularly aspects of particle size control and continuous production. China's major manufacturers early ACR impact modifier produced using seed method, batch aluminium stearate  emulsion polymerization production processes and devices equipped with a small, poor performance and product quality control fluctuations, impact product performance and greater foreign gap, the same low productivity, small batches. plastic processing aid development and testing of a large number of companies to achieve a one-step control of latex particle size, and to achieve low-temperature continuous emulsion polymerization process, greatly improving the efficiency of production, production plant expansion  Aluminum hydroxide through. In terms of the production process recipe uses a third, fourth functional monomers such as acrylic rubber performance in terms of both the impact and tensile greatly improved product performance reached the international advanced level.

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