发明授权
EP0183782B1 PHENOLIC RESIN-POLYISOCYANATE BINDER SYSTEMS 失效
酚醛树脂 - 聚异氰酸酯粘合剂体系

PHENOLIC RESIN-POLYISOCYANATE BINDER SYSTEMS
摘要:
A binder composition containing a phenilic resin in an organic solvent, a polyisocyanate, wherein said organic solvent is substantially free from polar solvents, methods of making foundry shapes using said composition and methods of casting metals in such shapes.
信息查询
0/0