| 摘要 |
METHOD FOR OLIGOMERIZATION AND/OR POLYMERIZATION WITH FLUSHING OF FQUIPMENT AND PIPING THE PRESENT INVENTION RELATES TO A METHOD FOR OLIGORNERIZATION OR POLYMERIZATION OF ETHYLENE 5 AND/OR ALPHA-OLEFINS UTILIZING REACTOR EQUIPMENT AND OTHER EQUIPMENT WHEREIN STARTING MATE- RIAL COMPRISING MONOMER(S), CATALYST, COCATALYST AND SOLVENT IS TRANSFERRED TO THE REACTOR EQUIPMENT VIA FIRST PIPING, AND PRODUCT MATERIAL COMPRISING OLIGORNER AND/OR POLYMER, NON- REACTED MONORRIER(S), CATALYST, COCATAIVST AND SOLVENT IS DISCHARGED FROM THE REACTOR EQUIP- MENT VIA SECOND PIPING, CHARACTERIZED IN THAT THE FIRST PIPING, SECOND PIPING, REACTOR EQUIP- 10 MENT AND/OR OTHER EQUIPMENT ARE FLUSHED WITH A PRODUCT FRACTION OBTAINED BY SAID OR A RESPEC- TIVE PREVIOUS METHOD PRIOR TO AND/OR AFTER THAT OFIGORNERIZATION OR POLYMERIZATION METHOD. FIC. 1
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