In summery, it is known that during toughening process, ionomerEMMA-Na, EMMA-Zn and Poly (MAA-co-MAH-Na) are able to toughen POMas impact modifier because ionomer is considered as compatibilizer.

• 通过上述研究发现，在增韧聚甲醛过程中，离聚体EMMA－Na、EMMA－Zn、Pol火MAA七o－MAH－Na）作为增韧剂时，起到了增韧的作用。