发明名称 |
APPARATUS FOR SEPARATING LIQUID IN GAS FLOWN IN VOLATILE ORGANIC COMPOUND TREATMENT FACILITY |
摘要 |
A process for making polyimide-polyamic ester copolymer composition comprising reacting at least one diamine, a pyromellitic diacid diester compound; at least one other tetracarboxylic diacid diester compound and a selected phosphoramide in the presence of a base catalyst to form a polyimide-polyamic acid ester copolymer. |
申请公布号 |
KR20010106310(A) |
申请公布日期 |
2001.11.29 |
申请号 |
KR20010059037 |
申请日期 |
2001.09.24 |
申请人 |
SUNGJIN ENGINEERING CO., LTD. |
发明人 |
KIM, HYEON GYU |
分类号 |
B01D51/00 |
主分类号 |
B01D51/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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