发明授权
US4548970A Polyamideimides prepared by reacting either lactams or polyamides with polyisocyanates and anhydrides using a lactam as an additive 失效
通过使用内酰胺作为添加剂使内酰胺或聚酰胺与多异氰酸酯和酸酐反应制备的聚酰胺酰胺

Polyamideimides prepared by reacting either lactams or polyamides with
polyisocyanates and anhydrides using a lactam as an additive
摘要:
This invention relates to new polyamide imides and to the use thereof as thermoplasts.
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