JP2005527672A5 - - Google Patents

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JP2005527672A5
JP2005527672A5 JP2003586257A JP2003586257A JP2005527672A5 JP 2005527672 A5 JP2005527672 A5 JP 2005527672A5 JP 2003586257 A JP2003586257 A JP 2003586257A JP 2003586257 A JP2003586257 A JP 2003586257A JP 2005527672 A5 JP2005527672 A5 JP 2005527672A5
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unit
sending
isomerization dewaxing
feed
effluent
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JP5252766B2 (ja
JP2005527672A (ja
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Priority claimed from US10/126,831 external-priority patent/US6822126B2/en
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Claims (19)

  1. 廃棄プラスチックを潤滑油ストックに転化させるための連続方法であって、
    (a)廃棄及び/又はバージン・ポリオレフィンを、150℃〜350℃の温度に維持され不活性ガスで覆われた加熱ユニットに送り、溶融フィードを得る工程;
    (b)該溶融フィードを、該ポリオレフィンの少なくとも一部を解重合するために充分な温度及び少なくとも1バールの絶対圧力に維持された貫流熱分解反応器に通して連続的に送って、熱分解流出物を生成する工程;
    (c)該熱分解反応器からの該流出物の少なくとも一部を接触異性化脱ワックス・ユニットに送る工程;
    (d)該異性化脱ワックス・ユニットからの生成物を分留する工程;及び
    (e)潤滑油ベース・ストックを回収する工程
    を含む方法。
  2. 潤滑油ベース・ストックが中性油及び/又はブライト・ストックを含む、請求項1記載の方法。
  3. ポリオレフィンがポリエチレン、ポリプロピレン又はEPDMエラストマーである、請求項1記載の方法。
  4. ポリオレフィンが、高密度又は低密度ポリエチレンである、請求項3記載の方法。
  5. 工程(b)の熱分解流出物の少なくとも一部を水素化処理ユニットに送って、如何なる窒素含有、硫黄含有及び/又は酸素化汚染物のかなりの部分をも除去すること;及び該水素化処理ユニットからの流出物の少なくとも一部を工程(c)の接触異性化脱ワックス・ユニットに送ることをさらに含む、請求項1記載の方法。
  6. 該異性化脱ワックス・ユニット内の触媒が中孔度モレキュラーシーブSAPOを含有する、請求項1記載の方法。
  7. 溶融フィードが、5〜95重量%のポリオレフィンを含む、請求項1記載の方法。
  8. 溶融フィードが95〜5重量%のフィッシャー−トロプッシュ・ワックスを含む、請求
    記載の方法。
  9. 熱分解反応器における供給速度が約0.5〜約5.0時−1LHSVの範囲である、請求項1記載の方法。
  10. 熱分解反応器内の温度が約450℃〜約700℃の範囲内である、請求項1記載の方法。
  11. 廃棄プラスチックを潤滑油ストックに転化させるための連続方法であって、
    (a)固体の廃棄及び/若しくはバージン・ポリエチレン又は前記ポリエチレンを含有する液体を、約200℃〜約350℃の温度に維持され、かつ不活性ガスのブランケット下である加熱ユニットに送って、加熱されたフィードを生成する工程;
    (b)該加熱されたフィードを、約500℃〜約650℃の温度、約1バールの絶対圧力、及び約1時間までの滞留時間に維持された貫流熱分解反応器に通して連続的に送り、熱分解された流出物を生成する工程;
    (c)該熱分解反応器からの流出物をセパレータに送って、少なくとも重質留分を回収する工程;
    (d)上記重質留分の少なくとも一部を接触異性化脱ワックス・ユニットに送る工程;
    (e)該異性化脱ワックス・ユニットからの生成物を蒸留ユニットに送って、潤滑油ストックを回収する工程
    を含む方法。
  12. 該ポリエチレンが高分子量留分を含有する場合には、該加熱ユニットに進める前に、この高分子量留分を除去する、請求項11記載の方法。
  13. 該異性化脱ワックス・ユニット内の触媒がモレキュラーシーブSAPOを含む、請求項11記載の方法。
  14. 上記加熱されたポリエチレン・フィードが、重質フィッシャー−トロプッシュ・ワックスを含有する、請求項11記載の方法。
  15. 工程(c)の重質留分の少なくとも一部を水素化処理ユニットに送ること、;及び該水素化処理ユニットからの生成物を工程(d)の接触異性化脱ワックス・ユニットに送ることをさらに含む、請求項11記載の方法。
  16. 該熱分解反応器からの流出物を、少なくとも軽質留分、中間留分及び重質留分に分離する、請求項11記載の方法。
  17. 該重質留分の少なくとも一部を熱分解反応器に戻して循環させる、請求項16記載の方法。
  18. 該軽質留分の少なくとも一部をオリゴマー化反応器に循環させる、請求項16記載の方法。
  19. 該中間留分の少なくとも一部を水素化処理ユニット及び接触異性化脱ワックス・ユニットに循環させる、請求項16記載の方法。
JP2003586257A 2002-04-18 2003-04-02 廃棄プラスチックを潤滑油に転化させる方法 Expired - Fee Related JP5252766B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/126,831 US6822126B2 (en) 2002-04-18 2002-04-18 Process for converting waste plastic into lubricating oils
US10/126,831 2002-04-18
PCT/US2003/010426 WO2003089545A1 (en) 2002-04-18 2003-04-02 Process for converting waste plastic into lubricating oils

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JP2005527672A JP2005527672A (ja) 2005-09-15
JP2005527672A5 true JP2005527672A5 (ja) 2006-05-25
JP5252766B2 JP5252766B2 (ja) 2013-07-31

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JP2010050878A Pending JP2010121140A (ja) 2002-04-18 2010-03-08 廃棄プラスチックを潤滑油に転化させる方法

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US (1) US6822126B2 (ja)
JP (2) JP5252766B2 (ja)
AU (2) AU2003223462A1 (ja)
BR (1) BR0308864B1 (ja)
NL (1) NL1023217C2 (ja)
WO (1) WO2003089545A1 (ja)
ZA (1) ZA200303051B (ja)

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