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1. 发明公开

KR1019970074795A 에틸렌 중합체의 제조 방법 无效
公开(公告)号：KR1019970074795A
公开(公告)日：1997-12-10
申请号：KR1019970008933
申请日：1997-03-17
申请人： 쇼와 덴코 가부시키가이샤
发明人： 모노이다카시 , 야마모토마사카즈 , 이나자와신타로 , 도리고에히데노부 , 이시하라요시미츠
IPC分类号： C08F4/06
摘要： 크롬 화합물, 알루목산 및 유기금속 알콕사이드 및/또는 유기알루미늄 실록사이드 및 이들 화합물을 지지하는 담체를 포함하는 촉매 존재하에 에틸렌 단량체를 중합시키는 에틸렌 중합체의 제조방법이 기술된다. 생성되는 중합체는 강성과 환경 스트레스 균열 내성(ESCR)의 균형잡힌 비율 및 탁월한 성형 특성을 지닌다.

2. 发明公开

KR1020000016563A 에틸렌계 중합체의 제조 방법 및 이를 위한 촉매 无效
标题翻译：制备乙烯聚合物及其使用的催化剂的方法
公开(公告)号：KR1020000016563A
公开(公告)日：2000-03-25
申请号：KR1019980710153
申请日：1997-04-11
申请人： 쇼와 덴코 가부시키가이샤
发明人： 모노이다카시 , 야마모토마사카즈 , 도리고에히데노부 , 이시하라요시미쓰 , 이나자와신타로
IPC分类号： C08F10/02 , C08F4/69
CPC分类号： C08F4/69 , C08F10/02
摘要： PURPOSE: A manufacturing method for a polymerization catalyst being suitable for manufacturing an ethylene polymer having a wide molecular weight distribution range by high catalytic activity and good hydrogen response is provided. CONSTITUTION: A polymerization catalyst suitable for the production of an ethylene polymer having a wide molecular weight distribution range by virtue of its high catalytic activity and hydrogen response can be prepared by using a chromium compound, an organoaluminum compound, and a carrier in a process comprising the steps of: (a) bringing the chromium compound into contact with the carrier in the presence or absence of a solvent; (b) adding the organoaluminum compound to the resultant material so as to satisfy the following relationship (1) at 60°C or below in a mixing ratio of the organoaluminum compound to the chromium compound of (0.5:1) to (100:1) in terms of the ratio of aluminum atoms to chromium atoms (AL to Cr molar ratio):log10t the same or less than 0.33 log10C + 0.35 (1) wherein t represents the time (min) necessary for the organoaluminum compound to be added to give an AL to Cr molar ratio of 10:1 and C represents the amount (kg) of the carrier; (c) stirring, after the addition of the organoaluminum compound, at a temperature of 0 to 60°C for 0.5 to 4 hr; and (d) removing the solvent used, the material remaining non-reacted, and reaction by-products at 60°C or below so as to satisfy the following relationship (2):log10T the same or less than 0.23 log10C + 1.10 wherein T represents the time (hr) necessary for the removal and C represents the amount (kg) of the carrier.
摘要翻译：目的：提供一种聚合催化剂的制造方法，其适用于通过高催化活性和良好的氢气响应制造具有宽分子量分布范围的乙烯聚合物。构成：可以通过使用铬化合物，有机铝化合物和载体来制备适于生产具有宽分子量分布范围的乙烯聚合物由于其高催化活性和氢响应而产生的聚合催化剂，其方法包括步骤：（a）在存在或不存在溶剂的情况下使铬化合物与载体接触; （b）在有机铝化合物与铬化合物的混合比为（0.5:1）至（100:1）的条件下，在60℃或更低的温度下，将所述有机铝化合物加入到所得材料中，以满足以下关系式（1））的比例：铝原子与铬原子的比率（AL与Cr摩尔比）：log 10t相同或小于0.33log 10 C + 0.35（1）其中t表示有机铝化合物加入时所需的时间（分钟）给出Al与Cr的摩尔比为10:1，C代表载体的量（kg）; （c）在加入有机铝化合物之后，在0至60℃的温度下搅拌0.5至4小时; 和（d）除去所使用的溶剂，剩余未反应的物质和反应副产物在60℃以下，以满足下列关系式（2）：log10T等于或低于0.23log10C + 1.10其中T 表示除去所需的时间（hr），C表示载体的量（kg）。

3. 发明公开

KR1020000016474A 에틸렌계 중합체 및 이의 제조방법 无效
标题翻译：乙烯聚合物及其生产方法
公开(公告)号：KR1020000016474A
公开(公告)日：2000-03-25
申请号：KR1019980710058
申请日：1997-04-09
申请人： 쇼와 덴코 가부시키가이샤
发明人： 모노이다카시 , 야마모토마사카즈 , 도리고에히데노부 , 이시하라요시미쓰 , 이나자와신타로 , 사이토시게키
IPC分类号： C08F10/02 , C08F4/69
CPC分类号： C08F10/02 , C08F2/04 , C08F2/34 , C08F4/025 , C08F4/69
摘要： PURPOSE: A manufacturing method for an ethylenic polymer is provided to use an obtaining and extruding ethylenic polymer with an excellent moldability and a surface not rough, a chrome acid ester, alumoxan, and an organic aluminum alkoxide. CONSTITUTION: Ethylenic polymers for forming films by blowing or extrusion and for blow or extrusion molding, which satisfy the following relationship wherein Mn(V1) is a number-average molecular weight calculated from the terminal vinyl content of a GPC fraction of a number average molecular weight (Mn) of 100,000 as determined by 13C-NMR spectrometry and Mn(V2) is that calculated from the terminal vinyl content of a GPC fraction of a number-average molecular weight (Mn) of 10,000 as determined similarly, and have a melt flow rate (HLMFR) of 0.1 to 70 g/10 min, and which are excellent in moldability and can give molded articles free from surface roughening:1.01 less than log10{Mn(V1)/Mn(V2)} less than 3.0.
摘要翻译：目的：提供一种乙烯类聚合物的制造方法，以获得和挤出具有优异成型性和不粗糙表面的乙烯类聚合物，铬酸酯，铝氧烷和有机铝醇盐。构成：通过吹塑或挤出和吹塑或挤出成型形成薄膜的乙烯聚合物，其满足以下关系，其中Mn（V1）是由数均分子的GPC分数的末端乙烯基含量计算的数均分子量通过13C-NMR光谱法测定的重量（Mn）为100,000，Mn（V2）由类似地测定的数均分子量（Mn）为10,000的GPC分数的末端乙烯基含量计算，并且具有熔融流动速率（HLMFR）为0.1〜70g / 10分钟，成型性优异，可以得到没有表面粗糙化的成型体：小于3.0的log10 {Mn（V1）/ Mn（V2）} 1.01以下。

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