JP2019525986A - 多峰性エラストマー生成用混合触媒系 - Google Patents
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Abstract
Description
MCGCが、3〜10族の金属または元素周期表のランタニド系列であり、Cp*が、MCGCにη5結合様式で結合したシクロペンタジエニルまたは置換シクロペンタジエニル基であり、
ZCGCが、ホウ素を含む部分、または元素周期表の14族の一員であり、
XCGCが、独立して、それぞれ、最大30個の非水素原子を有するアニオン性配位子基または中性ルイス塩基配位子基であり、nが、0、1、2、3、または4であり、MCGCの原子価より2小さく、
YCGCが、窒素、リン、酸素、または硫黄を含み、かつ最大20個の非水素原子を含むZCGCおよびMCGCに結合したアニオン性または非アニオン性配位基である。
Mポリエチレン=A(Mポリスチレン)B (1)
x=μj+(k−10)σ*j/3
mean=μj
standard dev=σj
cumulative=TRUE
0〜10分、100%デカン/0%TCB;
10〜651分、TCBは、0%TCB〜80%TCBまで直線的に増加する。
注入はまた、EZChrom(商標)クロマトグラフィーデータシステム(Agilent)を使用して、15°の角度(LS15)での光散乱信号の収集、ならびにIR5検出器からの「測定」および「メチル」信号(IR測定およびIRメチル)を引き起こす。検出器からのアナログ信号は、SS420Xアナログ/デジタル変換器を介してデジタル信号に変換される。収集周波数は、10Hzである。注入はまた、10ポートVICIバルブのスイッチも引き起こす。バルブのスイッチは、SS420X変換器からのリレー信号によって制御される。バルブは、3分ごとに切り替わる。クロマトグラムは0〜651分で収集される。それぞれのクロマトグラムは、651/3=217SECクロマトグラムから構成される。
Xn=溶出体積(mL)=D1流量×n×tスイッチ
ここで、tスイッチ=3分は、10ポートVICIバルブのスイッチ時間である。
Claims (15)
- エチレンと、少なくとも1つのα−オレフィンモノマーとのコポリマーを含む多峰性エラストマーであって、前記多峰性エラストマーが、
20〜90重量%の高分子量(HMW)画分であって、ゲル浸透クロマトグラフィー(GPC)に従って測定した場合、少なくとも50kg/molの数平均分子量(Mn)を有し、かつ前記HMW画分が、少なくとも35重量%のエチレンおよび少なくとも30重量%のα−オレフィンコモノマーを含む、高分子量(HMW)画分と、
低分子量画分(LMW)画分であって、前記LMW画分が、4〜25kg/molのMnを有し、かつ少なくとも50重量%のエチレンおよび少なくとも29重量%のα−オレフィンコモノマーを含み、前記HMW画分のMn対前記LMW画分のMnの比が、少なくとも5対1である、低分子量画分(LMW)画分と、を含み、
前記多峰性エラストマーが、0.853〜0.875g/ccの密度、100rad/sで2,500Pa−s未満のせん断粘度、および0.1rad/sで120,000Pa−s未満のせん断粘度を有する、多峰性エラストマー。 - 前記α−オレフィンモノマーが、C3−C12α−オレフィンから選択される1つ以上のα−オレフィンを含む、請求項1に記載の多峰性エラストマー。
- 前記α−オレフィンモノマーが、1−オクテンである、請求項1または2に記載の多峰性エラストマー。
- 前記HMW画分中に組み込まれる前記α−オレフィンモノマーの重量パーセントが、前記LMW画分中に組み込まれる前記α−オレフィンモノマーの重量パーセントより大きい、請求項1〜3のいずれかに記載の多峰性エラストマー。
- 前記HMW画分中の前記α−オレフィンモノマーの重量パーセントが、前記LMW画分中の前記α−オレフィンモノマーの重量パーセントより少なくとも4%大きい、請求項1〜4のいずれかに記載の多峰性エラストマー。
- 前記多峰性エラストマーが、50〜85重量%の前記高HMW画分を含む、請求項1〜5のいずれかに記載の多峰性エラストマー。
- 前記多峰性エラストマーが、0.1rad/sで60,000Pa.s未満のせん断粘度を有する、請求項1〜6のいずれかに記載の多峰性エラストマー。
- 前記HMW画分のMn対前記LMW画分のMnの比が、少なくとも8対1である、請求項1〜7のいずれかに記載の多峰性エラストマー。
- 請求項1〜8のいずれかに記載の多峰性エラストマーと、
ポリプロピレンと、を含む、熱可塑性オレフィン。 - 追加のエラストマー、ブロック複合体、充填剤、または組み合わせを含む、請求項9に記載の熱可塑性オレフィン。
- 多峰性エラストマーの製造方法であって、
少なくとも1つのエチレンモノマーと、少なくとも1つのα−オレフィンコモノマーと、ビフェニルフェノール錯体を含む第1の触媒と、拘束幾何錯体を含む第2の触媒と、を反応器系に添加することと、
少なくとも100℃の温度で溶液重合を介して前記多峰性エラストマーを生成することと、を含み、
前記多峰性エラストマーが、高分子量(HMW)画分および低分子量(LMW)画分を含み、
ゲル浸透クロマトグラフィー(GPC)に従って測定した場合、前記HMW画分が、少なくとも50kg/molの数平均分子量(Mn)を有し、前記HMW画分が、少なくとも35重量%のエチレンおよび少なくとも30重量%のα−オレフィンコモノマーを含み、前記LMW画分が、4〜25kg/molのMnを有し、前記LMW画分が、少なくとも50重量%のエチレンおよび少なくとも29重量%のα−オレフィンコモノマーを含み、
前記多峰性エラストマーが、少なくとも5対1の前記HMW画分のMn対前記LMW画分のMnの比、0.853〜0.875g/ccの密度、100rad/sで2,500Pa−s未満のせん断粘度、および0.1rad/sで120,000Pa・s未満のせん断粘度を含む、方法。 - 前記多峰性エラストマーが、20〜90重量%の高分子量(HMW)画分を含む、請求項11に記載の方法。
- 前記HMW画分中の前記α−オレフィンモノマーの重量%が、前記LMW画分中の前記α−オレフィンモノマーの重量%より少なくとも4%大きい、請求項11または12に記載の方法。
- 前記反応器系が、単一の反応器を備える、請求項11〜13のいずれかに記載の方法。
- 前記反応器系が、2つの反応器を備える、請求項11〜13のいずれかに記載の方法。
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BR112022011778A2 (pt) * | 2019-12-19 | 2022-08-30 | Dow Global Technologies Llc | Uso de um catalisador de polimerização de bifenilfenol em fase gasosa, sistema de catalisador de polimerização, método de polimerização, e, composição de polietileno |
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US11155658B2 (en) | 2021-10-26 |
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US20190276573A1 (en) | 2019-09-12 |
KR102413982B1 (ko) | 2022-06-30 |
CN109601003A (zh) | 2019-04-09 |
KR20190039136A (ko) | 2019-04-10 |
ES2799716T3 (es) | 2020-12-21 |
BR112019001249B1 (pt) | 2022-10-18 |
BR112019001249A2 (pt) | 2019-04-30 |
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EP3491033A1 (en) | 2019-06-05 |
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