A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
FOAMING AGENT FOR FOAMED CONCRETE, AND METHOD OF PRODUCING FOAMED CONCRETE
To provide a foaming agent for foamed concrete, capable of preparing a foamed concrete slurry having excellent flowability at a low temperature.SOLUTION: A foaming agent for foamed concrete comprises: a compound (A) represented by R1O(AO)mSO3-M+ [R1 is a C8-20 aliphatic hydrocarbon group; AO is a C2-3 oxyalkylene group; m represents the average repetition number of AO and is a number from 0 to 10; M+ represents a counter cation and is an alkali metal ion, ammonium, protonated amine, or protonated alkanolamine]; one or more (B) selected from an amphoteric surfactant and an amine oxide surfactant; an alcohol (C) having a C8-20 aliphatic hydrocarbon group; and a compound (D) represented by R2O(CH2CH2O)pH [R2 is a C1-8 hydrocarbon group; and p is the repeat number of an oxyethylene group and is an integer from 1-3], wherein a mass ratio of A/B is 1 to 6.SELECTED DRAWING: None
【課題】低温時の流動性に優れた気泡コンクリートスラリーを調製できる、気泡コンクリート用起泡剤の提供。【解決手段】Ｒ１Ｏ（ＡＯ）ｍＳＯ３－Ｍ＋［Ｒ１は炭素数８～２０の脂肪族炭化水素基、ＡＯは炭素数２～３のオキシアルキレン基、ｍはＡＯの平均繰り返し数を表し０～１０の数、Ｍ＋は対カチオンを表しアルカリ金属イオン、アンモニウム、プロトン化したアミン、又はプロトン化したアルカノールアミン］で表される化合物（Ａ）と、両性界面活性剤及びアミンオキシド型界面活性剤から選ばれる１種以上（Ｂ）と、炭素数８～２０の脂肪族炭化水素基を有するアルコール（Ｃ）と、Ｒ２Ｏ（ＣＨ２ＣＨ２Ｏ）ｐＨ［Ｒ２は炭素数１～８の炭化水素基、ｐはオキシエチレン基の繰り返し数であり１～３の整数］で表される化合物（Ｄ）を含有し、Ａ／Ｂの質量比が１～６である、気泡コンクリート用起泡剤。【選択図】なし
FOAMING AGENT FOR FOAMED CONCRETE, AND METHOD OF PRODUCING FOAMED CONCRETE
To provide a foaming agent for foamed concrete, capable of preparing a foamed concrete slurry having excellent flowability at a low temperature.SOLUTION: A foaming agent for foamed concrete comprises: a compound (A) represented by R1O(AO)mSO3-M+ [R1 is a C8-20 aliphatic hydrocarbon group; AO is a C2-3 oxyalkylene group; m represents the average repetition number of AO and is a number from 0 to 10; M+ represents a counter cation and is an alkali metal ion, ammonium, protonated amine, or protonated alkanolamine]; one or more (B) selected from an amphoteric surfactant and an amine oxide surfactant; an alcohol (C) having a C8-20 aliphatic hydrocarbon group; and a compound (D) represented by R2O(CH2CH2O)pH [R2 is a C1-8 hydrocarbon group; and p is the repeat number of an oxyethylene group and is an integer from 1-3], wherein a mass ratio of A/B is 1 to 6.SELECTED DRAWING: None
【課題】低温時の流動性に優れた気泡コンクリートスラリーを調製できる、気泡コンクリート用起泡剤の提供。【解決手段】Ｒ１Ｏ（ＡＯ）ｍＳＯ３－Ｍ＋［Ｒ１は炭素数８～２０の脂肪族炭化水素基、ＡＯは炭素数２～３のオキシアルキレン基、ｍはＡＯの平均繰り返し数を表し０～１０の数、Ｍ＋は対カチオンを表しアルカリ金属イオン、アンモニウム、プロトン化したアミン、又はプロトン化したアルカノールアミン］で表される化合物（Ａ）と、両性界面活性剤及びアミンオキシド型界面活性剤から選ばれる１種以上（Ｂ）と、炭素数８～２０の脂肪族炭化水素基を有するアルコール（Ｃ）と、Ｒ２Ｏ（ＣＨ２ＣＨ２Ｏ）ｐＨ［Ｒ２は炭素数１～８の炭化水素基、ｐはオキシエチレン基の繰り返し数であり１～３の整数］で表される化合物（Ｄ）を含有し、Ａ／Ｂの質量比が１～６である、気泡コンクリート用起泡剤。【選択図】なし
FOAMING AGENT FOR FOAMED CONCRETE, AND METHOD OF PRODUCING FOAMED CONCRETE
気泡コンクリート用起泡剤および気泡コンクリートの製造方法
ISHII MASAHIRO (author) / SHINOHARA AKIRA (author) / OKAWA SHOTARO (author) / SAJI KAZUHIKO (author)
2023-06-28
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
Effect of nanoparticles on foaming agent and the foamed concrete
| Elsevier | 2019
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