| abstract |
The present invention relates to polymeric material field, a kind of disclose the composition containing polyethylene terephthalate and prepare plastic alloy method.Composition containing polyethylene terephthalate contains polyethylene terephthalate and the microspheroidal ionomer with cross-linked structure, the ionomer is made by the following method: 1) in the presence of organic solvent and first part's initiator, maleic anhydride and first part monomer M contact are reacted, being re-introduced into the solution containing crosslinking agent, the reaction was continued, solution containing crosslinking agent contains crosslinking agent, optional second part monomer M and optional second part initiator, and monomer M is provided by carbon four and/or light dydrocarbon；2) step 1) products therefrom is mixed with alkali and saturated monohydroxy alcohol and is reacted.The invention also discloses the methods for preparing polyethylene terephthalate plastic alloy, including above-mentioned composition is carried out melting extrusion and cooling granulation.The engineering plastics as made from composition of the invention are unlikely to deform. |