JP2013068071A - 気泡シールド工法に用いられる低毒性の気泡材、及び、気泡シールド工法 - Google Patents
気泡シールド工法に用いられる低毒性の気泡材、及び、気泡シールド工法 Download PDFInfo
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- JP2013068071A JP2013068071A JP2012193338A JP2012193338A JP2013068071A JP 2013068071 A JP2013068071 A JP 2013068071A JP 2012193338 A JP2012193338 A JP 2012193338A JP 2012193338 A JP2012193338 A JP 2012193338A JP 2013068071 A JP2013068071 A JP 2013068071A
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Abstract
【解決手段】
気泡シールド工法に用いられる気泡材の主成分である気泡剤として、脂肪酸残基の炭素数が12のアルファスルホ脂肪酸メチルエステルのナトリウム塩(C12MES−Na)、又は、脂肪酸残基の炭素数が10のアルファスルホ脂肪酸メチルエステルのナトリウム塩(C10MES−Na)を用いる。
【選択図】図3
Description
Claims (4)
- 気泡シールド工法に用いられる気泡材であって、
脂肪酸残基の炭素数が12以下のアルファスルホ脂肪酸メチルエステル塩を含有することを特徴とする気泡シールド工法用気泡材。 - 前記脂肪酸残基の炭素数が12又は10であることを特徴とする請求項1に記載の気泡シールド工法用気泡材。
- 前記メチルエステル塩がナトリウム塩であることを特徴とする請求項1又は2に記載の気泡シールド工法用気泡材。
- 気泡材の発泡で得られた微細気泡を混合することで、掘削土の流動性を向上させるようにした気泡シールド工法であって、
前記気泡材は、
脂肪酸残基の炭素数が12以下のアルファスルホ脂肪酸メチルエステル塩からなる気泡剤と前記気泡剤とは異なる種類の他の気泡剤を含有することを特徴とする気泡シールド工法。
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JP2012193338A JP6050989B2 (ja) | 2011-09-05 | 2012-09-03 | 気泡シールド工法に用いられる低毒性の気泡材、及び、気泡シールド工法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104449597A (zh) * | 2013-09-17 | 2015-03-25 | 中国石油化工股份有限公司 | 一种泥页岩地层泡沫钻井用强抑制性发泡剂 |
JP2015206205A (ja) * | 2014-04-21 | 2015-11-19 | 株式会社大林組 | 気泡シールド工法用起泡材、及び、気泡シールド工法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5845300A (ja) * | 1981-09-14 | 1983-03-16 | ライオン株式会社 | 酵素含有洗浄剤組成物 |
JPS5920397A (ja) * | 1982-07-26 | 1984-02-02 | ライオン株式会社 | 洗浄剤組成物 |
JPH05202693A (ja) * | 1992-01-23 | 1993-08-10 | Ohbayashi Corp | 起泡剤を使用した機械式シールド掘進方法 |
JPH09176686A (ja) * | 1995-12-26 | 1997-07-08 | Lion Corp | 硬表面用液体洗浄剤組成物 |
JP2009298894A (ja) * | 2008-06-12 | 2009-12-24 | Lion Corp | 高嵩密度粒状洗剤組成物 |
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2012
- 2012-09-03 JP JP2012193338A patent/JP6050989B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5845300A (ja) * | 1981-09-14 | 1983-03-16 | ライオン株式会社 | 酵素含有洗浄剤組成物 |
JPS5920397A (ja) * | 1982-07-26 | 1984-02-02 | ライオン株式会社 | 洗浄剤組成物 |
JPH05202693A (ja) * | 1992-01-23 | 1993-08-10 | Ohbayashi Corp | 起泡剤を使用した機械式シールド掘進方法 |
JPH09176686A (ja) * | 1995-12-26 | 1997-07-08 | Lion Corp | 硬表面用液体洗浄剤組成物 |
JP2009298894A (ja) * | 2008-06-12 | 2009-12-24 | Lion Corp | 高嵩密度粒状洗剤組成物 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104449597A (zh) * | 2013-09-17 | 2015-03-25 | 中国石油化工股份有限公司 | 一种泥页岩地层泡沫钻井用强抑制性发泡剂 |
JP2015206205A (ja) * | 2014-04-21 | 2015-11-19 | 株式会社大林組 | 気泡シールド工法用起泡材、及び、気泡シールド工法 |
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