WO2012026710A2 - Solution nettoyante écologique et non toxique pour cuve de stockage - Google Patents

Solution nettoyante écologique et non toxique pour cuve de stockage Download PDF

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Publication number
WO2012026710A2
WO2012026710A2 PCT/KR2011/006101 KR2011006101W WO2012026710A2 WO 2012026710 A2 WO2012026710 A2 WO 2012026710A2 KR 2011006101 W KR2011006101 W KR 2011006101W WO 2012026710 A2 WO2012026710 A2 WO 2012026710A2
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WO
WIPO (PCT)
Prior art keywords
acid
dodecylglycerol
weight
parts
cleaning
Prior art date
Application number
PCT/KR2011/006101
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English (en)
Korean (ko)
Other versions
WO2012026710A3 (fr
WO2012026710A9 (fr
Inventor
김태우
Original Assignee
주식회사그린바이오
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from KR1020100081261A external-priority patent/KR101042488B1/ko
Priority claimed from KR1020100081266A external-priority patent/KR101035436B1/ko
Priority claimed from KR1020100122454A external-priority patent/KR101021035B1/ko
Application filed by 주식회사그린바이오 filed Critical 주식회사그린바이오
Publication of WO2012026710A2 publication Critical patent/WO2012026710A2/fr
Publication of WO2012026710A3 publication Critical patent/WO2012026710A3/fr
Publication of WO2012026710A9 publication Critical patent/WO2012026710A9/fr

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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

  • the present invention relates to a reservoir cleaning liquid, and more particularly, to a reservoir cleaning liquid used for periodically cleaning an indoor or outdoor reservoir storing water.
  • Reservoir is a generic term for a device that stores tap, rain, or river water for use as drinking or living water. Water is stored in the reservoir for a certain period of time, and as the storage period is extended, the inner wall of the reservoir may be contaminated and should be periodically cleaned.
  • the causes of contamination of the reservoirs are varied, such as contamination by precipitation of inorganic salts such as carbonates dissolved in water, contamination by the growth of microorganisms, or contamination by algae such as moss.
  • Physical washing using a brush or a loofah may be used for washing the reservoir, but chemical washing using a cleaning solution containing a specific component is generally used. Chemical cleaning is less labor than physical cleaning, excellent cleaning effect, especially when the cleaning is difficult due to the small entrance.
  • the cleaning agent mainly composed of an anionic surfactant contains anionic surfactants such as alkanesulfonates, alkyl ether sulphates, and straight chain alkylbenzene sulfonates as the main components, and is composed of fatty acid alkanolamide components as nonionic surfactants and bubble stabilizers.
  • anionic surfactants such as alkanesulfonates, alkyl ether sulphates, and straight chain alkylbenzene sulfonates as the main components, and is composed of fatty acid alkanolamide components as nonionic surfactants and bubble stabilizers.
  • Various additives, such as zeolite and a silicate are contained.
  • such a cleaning liquid containing an anionic surfactant as a main component has a problem in that the acidity of the cleaning liquid itself must be basic and the bubbles are so severe that it is very difficult to use in a water tank, and the basic cleaning liquid cannot remove the deposited inorganic salts.
  • the acidic detergent is an acidic cleaner having an acidity of about 2 to 6, and has an advantage of effectively removing inorganic salts and moss accumulated in the reservoir.
  • Acidic detergents include a variety of acids such as phosphoric acid and alkylenesulfonic acid. Phosphoric acid is not suitable for use as a component of detergents because its use is very limited due to eutrophication of rivers.
  • Korean Unexamined Patent Publication No. 2007-0104181 which is a domestic prior art document relating to an acidic cleaner, discloses a cleaner for removing organic pollutants from stone or metal materials.
  • a polyoxyethylene oxide condensed nonionic surfactant, a whitening material and a microorganism are disclosed. It contains highly toxic substances such as hydrogen peroxide and hydrofluoric acid or hydrochloric acid for cleaning pollutants.
  • Korean Laid-Open Patent No. 2007-0003854 is a cleaning liquid used after a chemical mechanical polishing (CMP) process, and includes ammonium citrate, ammonium oxalate, a nonionic surfactant, a cationic surfactant, an amphoteric surfactant, and the like.
  • CMP chemical mechanical polishing
  • Korean Laid-Open Patent Publication No. 2005-0053725 discloses that a polyacrylate, a polymer material, can be added to an acidic cleaning solution to remove a contamination of a tile in a bathroom, a toilet, a toilet, or an indoor tile.
  • Korean Laid-Open Patent Publication No. 2001-0015752 discloses a technique for an acidic detergent composition using an alkoxylated amine, wherein the acidic detergent is an alkoxylated aliphatic amine and sulfamic acid, hydrogen peroxide or peracetic acid and nonionic interface to exhibit antimicrobial activity.
  • the activator includes an ethoxylated aliphatic alcohol.
  • US Patent Publication No. 2008-0045439 an overseas prior art document relating to acidic detergents, includes a citric acid, fatty acid alcohol or polyethoxylate type surfactant, sodium bisulfite, glycerin, etc. Disclosed compositions are disclosed.
  • US Patent Publication No. 2008-0132439 discloses a composition containing diethylene glycol, triethylene glycol, sodium dodecylbenzenesulfonate as an alkyl glycoside, glyceryl, ether, and an organic solvent component.
  • 2008-0139443 discloses an acidic detergent containing quaternary ammonium salt, citric acid which is an organic acid, glycol methyl ether, ethanol, glycol monobutyl ether, etc. as an organic solvent, wherein the quaternary ammonium salt exhibits antimicrobial activity. It is known.
  • acidic detergents that use strong inorganic acids such as hydrochloric acid and phosphoric acid to give acidity to the cleaners are highly susceptible to environmental pollution, and hydrogen peroxide, peracetic acid, etc. Since it is toxic to the human body, additional efforts are required to remove the cleaning liquid after cleaning. Therefore, there is no need for environmental pollution, and there is a growing need for development of an eco-friendly water tank cleaning agent composed of components having low toxicity to humans.
  • the problem to be solved by the present invention is to provide a water tank cleaning liquid having excellent cleaning effect without containing toxic substances such as inorganic acids and hydrogen peroxide.
  • the present invention provides a storage tank cleaning liquid containing 100 parts by weight of an organic acid and 1 to 10 parts by weight of dodecylglycerol polyethoxylate represented by the following formula (1).
  • the organic acid may include 100 parts by weight of citric acid, 5 to 15 parts by weight of ascorbic acid, 70 to 180 parts by weight of glycolic acid and 70 to 180 parts by weight of gluconic acid.
  • the organic acid may further include 10 to 30 parts by weight of oxalic acid relative to 100 parts by weight of citric acid.
  • the reservoir cleaning liquid may further include dodecylglycerol.
  • the reservoir cleaning liquid of the present invention contains organic acids such as citric acid, ascorbic acid and glycolic acid as a main component, it is very less toxic and less susceptible to environmental pollution compared with the cleaner using inorganic acids.
  • organic acids such as citric acid, ascorbic acid and glycolic acid
  • 1 is a 1 H-NMR measurement results of dodecylglycerol ethoxylate-5 synthesized in accordance with an embodiment of the present invention.
  • 3 is a 1 H-NMR measurement results of dodecylglycerol ethoxylate-10 synthesized in accordance with an embodiment of the present invention.
  • Figure 4 is a photograph showing the result of the adhesion moss removal experiment using the water tank cleaner of the present invention.
  • 5 is a photograph showing the results of the algae solution experiment using the reservoir cleaning agent of the present invention.
  • the reservoir cleaning liquid of the present invention is characterized by comprising 100 parts by weight of an organic acid and 1 to 10 parts by weight of dodecylglycerol polyethoxylate represented by the following formula (1).
  • the reservoir cleaning liquid of the present invention includes water, an organic acid, and dodecylglycerol polyethoxylate.
  • Water is a solvent of the washing liquid
  • an organic acid is a component for imparting acidity to the washing liquid
  • dodecylglycerol polyethoxylate is a nonionic surfactant.
  • the organic acid includes citric acid, ascorbic acid, glycolic acid and gluconic acid, and the composition ratio is 100 parts by weight of citric acid and 5 to 15 weight of ascorbic acid. It is preferable that they are 70-180 weight part and glycolic acid 70-180 weight part.
  • the mixing ratio of the organic acids can be freely adjusted in the numerical range described, since the main pollutants may vary depending on the use environment of the reservoir can be used by selecting the appropriate mixing ratio.
  • the organic acid may further include an oxalic acid, and the oxalic acid is preferably included in a component ratio of 10 to 30 parts by weight with respect to 100 parts by weight of citric acid. Since oxalic acid has a function of effectively removing rust and ink contaminants, when oxalic acid is included in the reservoir cleaning liquid, oxalic acid may also have an effect of removing rust that may occur in the metal reservoir. In addition, even a small amount of oxalic acid can increase the cleaning capacity, has the advantage of low cost.
  • the dodecylglycerol polyethoxylate represented by the formula (1) was synthesized, and by using this, it was possible to develop an acidic detergent having excellent cleaning effect through blending with an organic acid.
  • Dodecylglycerol polyethoxylate was synthesized by the following reaction scheme 1 (scheme 1). Referring to the following Synthesis Scheme 1, dodecylglycerol was synthesized by adding water to the epoxide under basic conditions and ring opening reaction, and ether chain was extended by adding ethylene oxide under basic conditions. Synthesized dodecylglycerol polyethoxylates.
  • dodecylglycerol polyethoxylates having different molecular weights may be synthesized according to the equivalent weight of ethylene oxide.
  • dodecylglycerol polyethoxylate-5 DGO-5
  • dodecylglycerol polyethoxyl Rate-7 DGO-7
  • dodecylglycerol polyethoxylate-10 DGO-10
  • the compound produced when synthesizing the dodecylglycerol polyethoxylate by the above synthesis scheme 1 is not only one kind.
  • the main product is dodecylglycerol polyethoxylate-5 (DGO-5), but other products having different molecular weights May be present in proportion.
  • some unreacted dodecylglycerol may be present in the product, which imparts antimicrobial activity to the reservoir cleaning liquid.
  • the antimicrobial effect of dodecylglycerol has been known from the literature (H.S. Ved, et al, The J.
  • the antimicrobial effect can be exerted on the washing liquid to maximize the washing effect.
  • the washing ability is changed depending on the composition ratio of the dodecylglycerol polyethoxylate included in the detergent, and the preferred composition ratio is 100 parts by weight of organic acid and 1 to 10 parts by weight of dodecylglycerol polyethoxylate. If the content ratio of dodecylglycerol polyethoxylate is less than 1 part by weight, the dispersing effect of hydrophobic contaminants by the surfactant is less, and the cleaning ability is lowered. Lowers.
  • the reservoir cleaning liquid of the present invention may further include LX-94.
  • LX-94 is a product name of a nonionic surfactant manufactured and sold by Hannong-Sung Co., Ltd., and is produced by copolymerizing ethylene oxide and propylene oxide. Since LX-94 is a low-foaming surfactant, it functions to suppress the generation of bubbles in the water tank cleaning operation. Therefore, the addition of an appropriate amount of LX-94 has the effect of suppressing the generation of bubbles in the reservoir cleaning liquid to increase the amount of dodecylglycerol polyethoxylate added.
  • the amount of LX-94 added is preferably about 15 parts by weight or more based on 100 parts by weight of citric acid. This is because when the amount of LX-94 added is too small, the effect of inhibiting bubbles is small and dodecylglycerol polyethoxylate cannot be sufficiently added.
  • Washing liquid 1 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 5 g of GDO-10 in 360 g of water.
  • Washing liquid 2 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 15 g of GDO-10 in 360 g of water.
  • Washing liquid 3 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 25 g of GDO-10 in 360 g of water.
  • Washing liquid 4 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 5 g of GDO-7 in 360 g of water.
  • Washing solution 5 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-95, and 15 g of GDO-7 in 360 g of water.
  • Washing solution 6 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 25 g of GDO-7 in 360 g of water.
  • Washing solution 9 was prepared by dissolving 100 g of citric acid, 10 g of ascorbic acid, 100 g of glycolic acid, 20 g of oxalic acid, 100 g of gluconic acid, 15 g of LX-94, and 1 g of GDO-10 in 360 g of water.
  • Example 1-1 In order to confirm that dodecylglycerol ethoxylate-5 was synthesized according to Example 1-1, 1 H NMR analysis was performed in a CDCl 3 solution. 1 is a 1 H-NMR measurement results of dodecylglycerol ethoxylate-5 synthesized in accordance with an embodiment of the present invention. Referring to Fig. 1, a characteristic peak of dodecylglycerol ethoxylate-5 is observed. From this it can be seen that the main product synthesized according to Example 1-1 is dodecylglycerol ethoxylate-5.
  • Residual carbon content measurement experiments were performed to compare the cleaning ability of the cleaning agents 1 to 6 and the cleaning agents 9 prepared according to Examples and Comparative Examples. After mixing animal oil with vegetable oil and hydrocarbon oil, apply a certain amount on stainless steel plate (2cmX5cm), and then immerse in 600ml (25 °C) of 5% cleaning solution for 10 minutes, wash once in distilled water, and leave residual carbon on stainless steel plate. (Surface Carbon Determinator RC-212, LECO Corporation) was measured.
  • Attached moss removal experiment was performed using the cleaning agents prepared in Examples and Comparative Examples.
  • the algae used in the experiments were freshwater microalgae, Scenedesmus sp.
  • the culture was used incubated for about 1.5 months using Allen medium.
  • the plastic vessel wall was cut out to a predetermined size and then immersed in 50 ml of a 1% washing solution for 9 hours and washed with running tap water. The degree of washing of each piece was as shown in FIG.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
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  • Detergent Compositions (AREA)

Abstract

Une solution nettoyante pour une cuve de stockage de l'invention comprend : 100 parties en poids d'un acide organique; et 1-10 parties en poids de dodécyl glycérol polyéthoxylate représenté par la formule chimique 1.
PCT/KR2011/006101 2010-08-23 2011-08-18 Solution nettoyante écologique et non toxique pour cuve de stockage WO2012026710A2 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR10-2010-0081261 2010-08-23
KR1020100081261A KR101042488B1 (ko) 2010-08-23 2010-08-23 친환경 및 무독성 저수조 세정액
KR1020100081266A KR101035436B1 (ko) 2010-08-23 2010-08-23 무독성 급배수관 세정액
KR10-2010-0081266 2010-08-23
KR1020100122454A KR101021035B1 (ko) 2010-12-03 2010-12-03 무독성 및 친환경성 저수조 세정액을 이용한 저수조 세정방법
KR10-2010-0122454 2010-12-03

Publications (3)

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WO2012026710A2 true WO2012026710A2 (fr) 2012-03-01
WO2012026710A3 WO2012026710A3 (fr) 2012-06-21
WO2012026710A9 WO2012026710A9 (fr) 2012-08-09

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014003839A1 (fr) 2012-06-29 2014-01-03 Ecolab Usa Inc. Agents de surface d'éthoxylate d'éther du glycérol
US10045529B2 (en) 2012-06-29 2018-08-14 Ecolab Usa Inc. Quat cleaner with glycerin ether ethoxylates

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0881693A (ja) * 1994-04-15 1996-03-26 Colgate Palmolive Co 駆虫性を有する洗浄剤組成物
JP2000282084A (ja) * 1999-03-29 2000-10-10 Lion Corp 洗浄力にすぐれた界面活性剤
JP2002513853A (ja) * 1998-05-05 2002-05-14 アムウェイ コーポレイション 液状洗浄剤組成物に使用するためのヒドロトロープ及び皮膚コンディショニング剤
JP2003034661A (ja) * 2001-07-19 2003-02-07 Kawaken Fine Chem Co Ltd ヒドロキシアルキル多価アルコールエーテル化合物の製造方法、及びこれを含有する洗浄剤組成物
JP2008101193A (ja) * 2006-08-21 2008-05-01 Nippon Parkerizing Co Ltd 低発泡性酸性低温洗浄剤および表面洗浄法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0881693A (ja) * 1994-04-15 1996-03-26 Colgate Palmolive Co 駆虫性を有する洗浄剤組成物
JP2002513853A (ja) * 1998-05-05 2002-05-14 アムウェイ コーポレイション 液状洗浄剤組成物に使用するためのヒドロトロープ及び皮膚コンディショニング剤
JP2000282084A (ja) * 1999-03-29 2000-10-10 Lion Corp 洗浄力にすぐれた界面活性剤
JP2003034661A (ja) * 2001-07-19 2003-02-07 Kawaken Fine Chem Co Ltd ヒドロキシアルキル多価アルコールエーテル化合物の製造方法、及びこれを含有する洗浄剤組成物
JP2008101193A (ja) * 2006-08-21 2008-05-01 Nippon Parkerizing Co Ltd 低発泡性酸性低温洗浄剤および表面洗浄法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014003839A1 (fr) 2012-06-29 2014-01-03 Ecolab Usa Inc. Agents de surface d'éthoxylate d'éther du glycérol
EP2866557A4 (fr) * 2012-06-29 2016-04-06 Ecolab Usa Inc Agents de surface d'éthoxylate d'éther du glycérol
US9663431B2 (en) 2012-06-29 2017-05-30 Ecolab Usa Inc. Glycerin ether ethoxylate solfactants
US10045529B2 (en) 2012-06-29 2018-08-14 Ecolab Usa Inc. Quat cleaner with glycerin ether ethoxylates

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WO2012026710A3 (fr) 2012-06-21
WO2012026710A9 (fr) 2012-08-09

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