发明名称 |
POLYETHYLENE TEREPHTHALATE COMPOSITION, MANUFACTURING METHOD THEREFOR, AND POLYETHYLENE TEREPHTHALATE FILM |
摘要 |
A polyethylene terephthalate composition includes a copolymer component having at least 3 functional groups in an amount of 0.01 mol % to 1.00 mol % with respect to ethylene terephthalate units, in which a ratio (Mw/Mn) between the weight average molecular weight and number average molecular weight of the polyethylene terephthalate composition is 5.0 to 8.0; an alkali metal compound in an amount of 1.0 mol/ton to 3.0 mol/ton in terms of alkali metal element; a phosphorus compound in an amount of 1.5 mol/ton to 5.0 mol/ton in terms of elemental phosphorus; and an o-chlorophenol insoluble matter in an amount of less than 0.5 wt %. |
申请公布号 |
US2012208943(A1) |
申请公布日期 |
2012.08.16 |
申请号 |
US201013503406 |
申请日期 |
2010.08.31 |
申请人 |
KOJIMA HIROJI;SAKAMOTO JUN;DAN KOICHI;AOYAMA SHIGERU;TORAY INDUSTRIES, INC. |
发明人 |
KOJIMA HIROJI;SAKAMOTO JUN;DAN KOICHI;AOYAMA SHIGERU |
分类号 |
C08K3/32;B29C55/12 |
主分类号 |
C08K3/32 |
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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