JP2004524418A5 - - Google Patents

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Publication number
JP2004524418A5
JP2004524418A5 JP2002578331A JP2002578331A JP2004524418A5 JP 2004524418 A5 JP2004524418 A5 JP 2004524418A5 JP 2002578331 A JP2002578331 A JP 2002578331A JP 2002578331 A JP2002578331 A JP 2002578331A JP 2004524418 A5 JP2004524418 A5 JP 2004524418A5
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JP
Japan
Prior art keywords
copolymer
composition
composition according
thermoplastic
neutralized
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2002578331A
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English (en)
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JP2004524418A (ja
JP4128875B2 (ja
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Publication date
Application filed filed Critical
Priority claimed from PCT/US2002/010045 external-priority patent/WO2002079319A2/en
Publication of JP2004524418A publication Critical patent/JP2004524418A/ja
Publication of JP2004524418A5 publication Critical patent/JP2004524418A5/ja
Application granted granted Critical
Publication of JP4128875B2 publication Critical patent/JP4128875B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (7)

  1. E/X/Yコポリマー(ここで、Eはエチレンであり、XはC〜Cのα,βエチレン性不飽和カルボン酸であり、Yは、アルキル基が1〜8個の炭素原子を有するアルキルアクリレートおよびアルキルメタクリレートから選択される軟化コモノマーである)を含む熱可塑性組成物であって、
    a.前記E/X/Yコポリマーは、ASTM D−1238、条件Eにしたがって、190℃で、2160グラムの重量を用いて測定して、10分あたり少なくとも75グラムのメルトインデックスを有し、
    b.Xは、前記E/X/Yコポリマーの約2〜30wt%であり、Yは、前記E/X/Yコポリマーの約17〜40wt%であり、かつ、
    c.Xの少なくとも55%は、1つ以上のアルカリ金属、遷移金属、またはアルカリ土類金属のカチオンによって中和される
    ことを特徴とする熱可塑性組成物。
  2. E/X/Yコポリマー(ここで、Eはエチレンであり、XはC〜Cのα,βエチレン性不飽和カルボン酸であり、Yは、アルキル基が1〜8個の炭素原子を有するアルキルアクリレートおよびアルキルメタクリレートから選択される軟化コモノマーである)を含む熱可塑性組成物であって、
    a.前記E/X/Yコポリマーは、前記E/X/Yコポリマーが高度に中和されるとき、その結果生じる中和樹脂が、ASTM D−1238、条件Eにしたがって、190℃で、2160グラムの重量を用いて測定可能であるMIを有するのに十分なほど高い、ASTM D−1238、条件Eにしたがって、190℃で、2160グラムの重量を用いて測定されたメルトインデックスを有し、
    b.Xは、前記E/X/Yコポリマーの約2〜30wt%であり、Yは、前記E/X/Yコポリマーの約17〜40wt%であり、かつ、
    c.Xは、1つ以上のアルカリ金属、遷移金属、またはアルカリ土類金属のカチオンによって高度に中和される
    ことを特徴とする熱可塑性組成物。
  3. (a)請求項1または2に記載の組成物と、(b)36個よりも少ない炭素原子を有する1つ以上の脂肪族一官能性有機酸またはこれらの塩を、(a)および(b)の合計を基準として約5〜50重量%と、から本質的になる溶融加工可能である熱可塑性組成物を含む組成物であって、(a)と(b)との酸全体の80%超が、1つ以上のアルカリ金属、遷移金属、またはアルカリ土類金属のカチオンによって中和されることを特徴とする組成物。
  4. 請求項1または3に記載の組成物を含むことを特徴とするゴルフボールのカバー。
  5. 請求項1または3に記載の組成物を含むことを特徴とする2ピースゴルフボールの芯。
  6. 請求項1または3に記載の組成物を含むことを特徴とする3ピースゴルフボールの中心部。
  7. 請求項1または3に記載の組成物を含むことを特徴とする1ピースゴルフボール。
JP2002578331A 2001-03-29 2002-03-28 軟質で弾性のあるエチレンコポリマー、およびゴルフボールにおけるこれらの使用 Expired - Fee Related JP4128875B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27962201P 2001-03-29 2001-03-29
PCT/US2002/010045 WO2002079319A2 (en) 2001-03-29 2002-03-28 Soft and resilient ethylene copolymers and their use in golf balls

Publications (3)

Publication Number Publication Date
JP2004524418A JP2004524418A (ja) 2004-08-12
JP2004524418A5 true JP2004524418A5 (ja) 2005-12-22
JP4128875B2 JP4128875B2 (ja) 2008-07-30

Family

ID=23069747

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002578331A Expired - Fee Related JP4128875B2 (ja) 2001-03-29 2002-03-28 軟質で弾性のあるエチレンコポリマー、およびゴルフボールにおけるこれらの使用

Country Status (7)

Country Link
US (1) US20030050373A1 (ja)
EP (1) EP1373402B1 (ja)
JP (1) JP4128875B2 (ja)
CN (1) CN100577724C (ja)
AU (1) AU2002254481A1 (ja)
HK (1) HK1081214A1 (ja)
WO (1) WO2002079319A2 (ja)

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