JP2007308667A5 - - Google Patents

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JP2007308667A5
JP2007308667A5 JP2006155038A JP2006155038A JP2007308667A5 JP 2007308667 A5 JP2007308667 A5 JP 2007308667A5 JP 2006155038 A JP2006155038 A JP 2006155038A JP 2006155038 A JP2006155038 A JP 2006155038A JP 2007308667 A5 JP2007308667 A5 JP 2007308667A5
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Prior art keywords
propylene
mol
polymer
iso
type polymer
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JP2006155038A
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JP2007308667A (en
JP5382982B2 (en
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Priority claimed from JP2006155038A external-priority patent/JP5382982B2/en
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Description

さらに本発明は、上記したシンジオタクティックプロピレン重合体（Ａ）、（Ａ'）ま
たは（Ａ''）から得られる成形体も含む。
本発明は、上記したシンジオタクティックプロピレン重合体（Ａ）、（Ａ'）または（
Ａ''）から得られるシートも含む。
本発明は、上記したシンジオタクティックプロピレン重合体（Ａ）、（Ａ'）または（
Ａ''）から得られる未延伸または延伸フィルムも含む。
本発明は、少なくとも１層が上記したシンジオタクティックプロピレン重合体（Ａ）、（Ａ'）または（Ａ''）を含有してなる層である積層体も含む。
本発明は、上記したシンジオタクティックプロピレン重合体（Ａ）、（Ａ'）または（
Ａ''）から得られる不織布も含む。
Furthermore, the present invention provides a syndiotactic propylene polymer (A), (A ′) or
Other also includes a molded article obtained from (A '').
The present invention relates to the syndiotactic propylene polymer (A), (A ′) or (
The sheet obtained from A ″) is also included.
The present invention relates to the syndiotactic propylene polymer (A), (A ′) or (
Also included are unstretched or stretched films obtained from A ″).
The present invention also includes a laminate in which at least one layer is a layer comprising the syndiotactic propylene polymer (A), (A ′) or (A ″) described above.
The present invention relates to the syndiotactic propylene polymer (A), (A ′) or (
A nonwoven fabric obtained from A ″) is also included.

Claims (8)

プロピレンから導かれる構成単位を９０mol％〜１００mol％と、エチレンおよび炭素原子数４〜２０のα−オレフィンから選ばれる一種以上から導かれる構成単位を０mol％〜
１０mol％とを含み（但し、構成単位の合計量は１００mol％である。）、下記の要件[1]
〜[3]のすべてを満たすプロピレン系重合体。
[1] 13Ｃ−ＮＭＲにより測定されるシンジオタクティックペンタッド分率（rrrr分率）が８５％以上である。
[2] 示差走査熱量計（ＤＳＣ）より求められる融点（Ｔｍ）が１４５℃以上であり、且つ融解熱量（ΔＨ）が４０ｍＪ／ｍｇ以上である。
[3] 示差走査型熱量計で求めた等温結晶化温度をTiso、等温結晶化温度Tisoにおける半結晶化時間をｔ1/2とした場合、１１０≦Tiso≦１５０（℃）の範囲において下記式(Eq-1)
を満たす。
Figure 2007308667
 The structural unit derived from propylene is 90 mol% to 100 mol%, and the structural unit derived from one or more selected from ethylene and an α-olefin having 4 to 20 carbon atoms is 0 mol% to
10 mol% (however, the total amount of the structural units is 100 mol%), and the following requirements [1]
A propylene-based polymer satisfying all of [3].
[1] The syndiotactic pentad fraction (rrrr fraction) measured by 13 C-NMR is 85% or more.
[2] The melting point (Tm) determined by a differential scanning calorimeter (DSC) is 145 ° C. or higher, and the heat of fusion (ΔH) is 40 mJ / mg or higher.
[3] When isothermal crystallization temperature obtained with a differential scanning calorimeter is T iso , and the half crystallization time at the isothermal crystallization temperature T iso is t 1/2 , a range of 110 ≦ T iso ≦ 150 (° C.) In the following formula (Eq-1)
Meet.
Figure 2007308667
 n-デカン可溶部量が１重量％以下であることを特徴とする請求項１に記載のプロピレン系重合体。   The propylene-based polymer according to claim 1, wherein the amount of n-decane soluble part is 1% by weight or less. 下記要件[a]〜[d]を同時に満たす請求項１または２に記載のプロピレン系重合体。
[a] 引張り弾性率が５００〜２０００ＭＰａの範囲にある。
[b] 引張破断強度が２０ＭＰａ以上である。
[c] 厚さ１ｍｍのプレスシートの内部ヘイズ値が５０％以下である。
[d] 針侵入温度が１４５℃以上である。 The propylene polymer according to claim 1 or 2, wherein the following requirements [a] to [d] are simultaneously satisfied.
[a] The tensile elastic modulus is in the range of 500 to 2000 MPa.
[b] The tensile strength at break is 20 MPa or more.
[c] The internal haze value of a 1 mm thick press sheet is 50% or less.
[d] The needle penetration temperature is 145 ° C. or higher. 請求項１〜３のいずれかに記載のプロピレン系重合体から得られる成形体。   The molded object obtained from the propylene-type polymer in any one of Claims 1-3. 請求項１〜３のいずれかに記載のプロピレン系重合体から得られるシート。  The sheet | seat obtained from the propylene polymer in any one of Claims 1-3. 請求項１〜３のいずれかに記載のプロピレン系重合体から得られる未延伸または延伸フィルム。  The unstretched or stretched film obtained from the propylene-type polymer in any one of Claims 1-3. 少なくとも１層が請求項１〜３のいずれかに記載のプロピレン系重合体を含有してなる層である積層体。  The laminated body whose at least 1 layer is a layer formed by containing the propylene-type polymer in any one of Claims 1-3. 請求項１〜３のいずれかに記載のプロピレン系重合体から得られる不織布。  The nonwoven fabric obtained from the propylene-type polymer in any one of Claims 1-3.
JP2006155038A 2006-02-24 2006-06-02 Propylene polymer and molded article obtained from the polymer Active JP5382982B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006155038A JP5382982B2 (en) 2006-02-24 2006-06-02 Propylene polymer and molded article obtained from the polymer

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2006047857 2006-02-24
JP2006047857 2006-02-24
JP2006116963 2006-04-20
JP2006116963 2006-04-20
JP2006155038A JP5382982B2 (en) 2006-02-24 2006-06-02 Propylene polymer and molded article obtained from the polymer

Related Child Applications (1)

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JP2013025351A Division JP5654062B2 (en) 2006-02-24 2013-02-13 Compact

Publications (3)

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JP2007308667A JP2007308667A (en) 2007-11-29
JP2007308667A5 true JP2007308667A5 (en) 2009-05-28
JP5382982B2 JP5382982B2 (en) 2014-01-08

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4912753B2 (en) * 2006-01-20 2012-04-11 三井化学株式会社 Propylene polymer composition and molded article comprising the composition
KR101122486B1 (en) * 2006-07-31 2012-04-23 미쓰이 가가쿠 가부시키가이샤 Thermoplastic resin composition for solar cell sealing, sheet for solar cell sealing, and solar cell
JP2009242667A (en) * 2008-03-31 2009-10-22 Mitsui Chemicals Inc Propylene resin composition and foamed material obtained from it
JP2009242666A (en) * 2008-03-31 2009-10-22 Mitsui Chemicals Inc Film
JP6001288B2 (en) * 2011-03-28 2016-10-05 住友化学株式会社 Process for producing modified polyolefin composition
WO2018135562A1 (en) 2017-01-20 2018-07-26 三井化学株式会社 Laminated body and tape winding pipe
JPWO2018181290A1 (en) 2017-03-29 2020-01-23 三井化学株式会社 Laminated body and method for producing the same

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* Cited by examiner, † Cited by third party
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JP4610859B2 (en) * 2002-09-27 2011-01-12 三井化学株式会社 Bridged metallocene compound for olefin polymerization and olefin polymerization method using the same
JP4205402B2 (en) * 2002-11-15 2009-01-07 三井化学株式会社 Propylene copolymer production method
JP4367688B2 (en) * 2002-11-28 2009-11-18 三井化学株式会社 Bridged metallocene compound for olefin polymerization and olefin polymerization method using the same
JP4367689B2 (en) * 2002-12-11 2009-11-18 三井化学株式会社 Bridged metallocene compound for olefin polymerization and olefin polymerization method using the same
JP4603241B2 (en) * 2003-02-06 2010-12-22 三井化学株式会社 Olefin polymerization catalyst and olefin polymerization method
JP2005200451A (en) * 2004-01-13 2005-07-28 Mitsui Chemicals Inc METHOD FOR PRODUCING alpha-OLEFIN (CO)POLYMER
CN100523010C (en) * 2004-03-31 2009-08-05 三井化学株式会社 Process for producing olefin polymers

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