RU2016135542A - Получение полиолефиновых продуктов - Google Patents

Получение полиолефиновых продуктов Download PDF

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RU2016135542A
RU2016135542A RU2016135542A RU2016135542A RU2016135542A RU 2016135542 A RU2016135542 A RU 2016135542A RU 2016135542 A RU2016135542 A RU 2016135542A RU 2016135542 A RU2016135542 A RU 2016135542A RU 2016135542 A RU2016135542 A RU 2016135542A
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hydrocarbon group
group
compound
catalytic
independently represents
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RU2016135542A
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RU2016135542A3 (ru
RU2691994C2 (ru
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Франсис К. РИКС
Чин-Тай ЛЬЮ
С. Джефф ХАРЛАН
Лафлин Дж. МакКАЛАФ
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ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи
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Claims (25)

1. Способ полимеризации олефинов с получением полимера полиолефина с мультимодальным распределением состава, включающий приведение в контакт этилена и сомономера с каталитической системой, где каталитическая система содержит первое каталитическое соединение и второе каталитическое соединение, которые имеют общую подложку, образуя систему катализатора на общей подложке, при этом первое каталитическое соединение содержит следующую формулу:
(C5HaR1 b)(C5HcR2 d)HfX2,
где каждый R1 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; каждый R2 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; a и c ≥ 3; a+b = c+d = 5; по меньшей мере один R1 и по меньшей мере один R2 представляет собой углеводородную группу или замещенную углеводородную группу; соседние группы R1 и R2 могут быть связаны с образованием кольца; и каждый X независимо представляет собой уходящую группу, выбранную из подвижной углеводородной группы, замещенной углеводородной группы или гетероатомной группы, или двухвалентный радикал, который связан с группой R1 или R2; и второе каталитическое соединение, содержащее следующую формулу:
Figure 00000001
,
где каждый R3 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; R4 представляет собой углеводородную группу, замещенную углеводородную группу или гетероатомную группу; каждый R5 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; где R3, R4 и R5 могут быть одинаковыми или различными; и каждый X независимо представляет собой уходящую группу, выбранную из подвижной углеводородной группы, замещенной углеводородной группы, гетероатомной группы, или двухвалентный радикал, связанный с группой R3, R4 или R5.
2. Способ по п. 1, отличающийся тем, что значение соотношения внедрения сомономера/этилена для второго катализатора менее чем примерно в 0,8 раз больше соотношения внедрения сомономера/этилена для первого катализатора.
3. Каталитическая композиция, содержащая первое каталитическое соединение и второе каталитическое соединение, которые имеют общую подложку, образуя систему катализатора на общей подложке, при этом первое каталитическое соединение содержит следующую формулу:
(C5HaR1 b)(C5HcR2 d)HfX2,
где каждый R1 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; каждый R2 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; a и c ≥ 3; a+b = c+d = 5; по меньшей мере один R1 и по меньшей мере один R2 представляет собой углеводородную группу или замещенную углеводородную группу; соседние группы R1 и R2 могут быть связаны с образованием кольца; и каждый X независимо представляет собой уходящую группу, выбранную из подвижной углеводородной группы, замещенной углеводородной группы или гетероатомной группы, или двухвалентный радикал, который связан с группой R1 или R2; и второе каталитическое соединение, содержащее следующую формулу:
Figure 00000001
,
где каждый R3 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; R4 представляет собой углеводородную группу, замещенную углеводородную группу или гетероатомную группу; каждый R5 независимо представляет собой H, углеводородную группу, замещенную углеводородную группу или гетероатомную группу; где R3, R4 и R5 могут быть одинаковыми или различными; где группы R3, R4 или R5 могут быть связаны с группами R3, R4 или R5 в противоположной циклопентадиенильной структуре с образованием одного или более мостиков, если количество атомов, соединяющих два циклопентадиенильных кольца, ≥ 3; и каждый X независимо представляет собой уходящую группу, выбранную из подвижной углеводородной группы, замещенной углеводородной группы, гетероатомной группы, или двухвалентный радикал, связанный с заместителем R3, R4 или R5.
4. Каталитическая композиция по п. 3, отличающаяся тем, что второе каталитическое соединение содержит по меньшей мере одно соединение следующей формулы:
Figure 00000002
,
где каждый R4 независимо представляет собой метил, этил, пропил, пентил, гексил, октил, нонил, додецил, фенэтил или другой углеводородный радикал.
5. Каталитическая композиция по п. 3, отличающаяся тем, что второе каталитическое соединение содержит по меньшей мере одно соединение следующей формулы:
Figure 00000003
.
6. Каталитическая композиция по п. 3, отличающаяся тем, что второе каталитическое соединение содержит по меньшей мере одно соединение следующей формулы:
Figure 00000004
.
7. Каталитическая композиция по п. 3, отличающаяся тем, что второе каталитическое соединение содержит по меньшей мере одно соединение следующей формулы:
Figure 00000005
.
8. Каталитическая композиция по п. 3, отличающаяся тем, что первое каталитическое соединение имеет следующую формулу:
Figure 00000006
.
9. Каталитическая композиция по п. 3, отличающаяся тем, что первое каталитическое соединение имеет следующую формулу:
Figure 00000007
.
10. Каталитическая композиция по п. 3, отличающаяся тем, что соотношение первого каталитического соединения ко второму каталитическому соединению составляет от примерно 10:1 до 1:10.
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