JPH02225683A - Acid detergent - Google Patents
Acid detergentInfo
- Publication number
- JPH02225683A JPH02225683A JP4509889A JP4509889A JPH02225683A JP H02225683 A JPH02225683 A JP H02225683A JP 4509889 A JP4509889 A JP 4509889A JP 4509889 A JP4509889 A JP 4509889A JP H02225683 A JPH02225683 A JP H02225683A
- Authority
- JP
- Japan
- Prior art keywords
- acid
- cleaning agent
- organopolysiloxane
- powder
- gum
- 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
Links
- OBMBUODDCOAJQP-UHFFFAOYSA-N 2-chloro-4-phenylquinoline Chemical compound C=12C=CC=CC2=NC(Cl)=CC=1C1=CC=CC=C1 OBMBUODDCOAJQP-UHFFFAOYSA-N 0.000 title abstract description 6
- 239000002253 acid Substances 0.000 claims abstract description 33
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 12
- 150000004676 glycans Chemical class 0.000 claims abstract description 10
- 229920001282 polysaccharide Polymers 0.000 claims abstract description 10
- 239000005017 polysaccharide Substances 0.000 claims abstract description 10
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 10
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 9
- 150000001298 alcohols Chemical class 0.000 claims abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 7
- 239000010935 stainless steel Substances 0.000 claims abstract description 7
- 229920000161 Locust bean gum Polymers 0.000 claims abstract description 4
- 235000010420 locust bean gum Nutrition 0.000 claims abstract description 4
- 239000000711 locust bean gum Substances 0.000 claims abstract description 4
- 235000010987 pectin Nutrition 0.000 claims abstract description 3
- 229920001277 pectin Polymers 0.000 claims abstract description 3
- 239000001814 pectin Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims abstract 3
- 239000012459 cleaning agent Substances 0.000 claims description 23
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 9
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 5
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 5
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 claims description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- 229920001285 xanthan gum Polymers 0.000 claims description 4
- 239000000230 xanthan gum Substances 0.000 claims description 4
- 235000010493 xanthan gum Nutrition 0.000 claims description 4
- 229940082509 xanthan gum Drugs 0.000 claims description 4
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 claims description 2
- 244000215068 Acacia senegal Species 0.000 claims description 2
- 241000416162 Astragalus gummifer Species 0.000 claims description 2
- 229920002907 Guar gum Polymers 0.000 claims description 2
- 229920000084 Gum arabic Polymers 0.000 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 2
- 229920001615 Tragacanth Polymers 0.000 claims description 2
- 235000010489 acacia gum Nutrition 0.000 claims description 2
- 239000000205 acacia gum Substances 0.000 claims description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 2
- 239000000665 guar gum Substances 0.000 claims description 2
- 235000010417 guar gum Nutrition 0.000 claims description 2
- 229960002154 guar gum Drugs 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 2
- 235000011152 sodium sulphate Nutrition 0.000 claims description 2
- -1 tamarindone Polymers 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 4
- RHQDFWAXVIIEBN-UHFFFAOYSA-N Trifluoroethanol Chemical compound OCC(F)(F)F RHQDFWAXVIIEBN-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 235000011837 pasties Nutrition 0.000 abstract description 2
- 229920000591 gum Polymers 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 229920002545 silicone oil Polymers 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/025—Cleaning or pickling metallic material with solutions or molten salts with acid solutions acidic pickling pastes
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/085—Iron or steel solutions containing HNO3
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、酸洗浄剤、特にステンレス鋼のスケールを、
洗浄除去するためのペースト状の酸洗浄剤に関するもの
である。[Detailed Description of the Invention] [Industrial Application Field] The present invention provides an acid cleaning agent, in particular, a stainless steel scale.
This invention relates to a paste-like acid cleaning agent for cleaning and removal.
［従来の技術］
ステンレス鋼の溶接箇所等に発生するスケールを、酸洗
浄剤を用いて化学的に除去する方法が知られている。粘
着性のペースト状酸洗浄剤を、ステンレス鋼のスケール
を除去したい部分に塗布して、一定時間反応させた後、
水洗する方法はスケールを除去したい対象が大きな場合
や１局部的にスケールがある場合にも簡単に適用できる
という特長がある。[Prior Art] A method is known in which scale generated at welded parts of stainless steel is chemically removed using an acid cleaning agent. Apply a sticky paste acid cleaner to the part of the stainless steel from which you want to remove scale, and after reacting for a certain period of time,
The water washing method has the advantage that it can be easily applied even when the target from which scale is to be removed is large or when there is scale locally.
従来のペースト状酸洗浄剤は、酸成分として、弗酸と硝
酸を含み、粘着性を出すためにデンプン、ＣＭＣ，ＰＶ
Ａ、アクリル系重合物などの有機高分子および珪藻土、
白土、ベントナイト、または硫酸マグネシウムなどの無
機粉末を混合してペースト状にしたものであった。また
、無機粉末の分散性を向上させるために、界面活性剤を
添加することも知られていた。Conventional paste acid cleaners contain hydrofluoric acid and nitric acid as acid components, and starch, CMC, and PV to make them sticky.
A, organic polymers such as acrylic polymers and diatomaceous earth,
It was made into a paste by mixing inorganic powders such as clay, bentonite, or magnesium sulfate. It has also been known to add surfactants to improve the dispersibility of inorganic powders.
［発明が解決しようとする課題］
しかしながら、上記の酸洗浄剤は、弗酸と硝酸を含む、
非常に酸性の強いものであるので、比較的耐酸性の高い
アクリル系の重合物を用いても、保存中にそれらが分解
して、洗浄剤から液体が分離したり、黄色に着色してし
まうという問題点があった。液体が分離した洗浄剤は、
使用に際し再び混合する必要が生じ、混合が不充分であ
ると、液ダレや、処理面が不均一になるという問題点が
あった。[Problems to be Solved by the Invention] However, the above acid cleaning agent contains hydrofluoric acid and nitric acid.
Because it is extremely acidic, even if acrylic polymers, which have relatively high acid resistance, are used, they will decompose during storage and the liquid will separate from the cleaning agent or turn yellow. There was a problem. The cleaning agent from which the liquid has separated is
It is necessary to mix again before use, and if the mixing is insufficient, there are problems such as dripping and non-uniform treatment surfaces.
［課題を解決するための手段］
本発明は、前述の問題点を解決するためになされたもの
であり、酸洗浄成分、多糖類、無機粉末からなる酸洗浄
剤であって、オルガノポリシロキサンおよび／または弗
化アルコールを含むごとを特徴とする酸洗浄剤を提供す
るものである。[Means for Solving the Problems] The present invention has been made to solve the above-mentioned problems, and is an acid cleaning agent consisting of an acid cleaning component, a polysaccharide, and an inorganic powder, which comprises an organopolysiloxane and an inorganic powder. The present invention provides an acid cleaning agent characterized in that it contains/or fluorinated alcohol.
本発明においては酸洗浄剤中にオルガノポリシロキサン
および／または弗化アルコールを含んでいることが必要
である。この中でもオルガノポリシロキサンがより好ま
しい、オルガノポリシロキサンとしては、ジメチルシリ
コーンオイル、アルキル変性シリコーンオイル等のシリ
コーンオイルが好ましく、シリコーンポリエーテル共重
合体等も使用できる。弗化アルコールとしては、トリフ
ルオロエタノール等が使用できる。これらはエマルジョ
ン、溶剤型、オイルコンパウンド等の形で用いることが
できる。オルガノポリシロキサンおよび／または弗化ア
ルコールの使用量としては、酸洗浄剤の全量に対して０
８０１〜５重量％が好ましい。より好ましい範囲は０．
５〜３重量％である。In the present invention, it is necessary that the acid cleaning agent contains an organopolysiloxane and/or a fluorinated alcohol. Among these, organopolysiloxane is more preferred. As the organopolysiloxane, silicone oils such as dimethyl silicone oil and alkyl-modified silicone oil are preferred, and silicone polyether copolymers and the like can also be used. Trifluoroethanol and the like can be used as the fluorinated alcohol. These can be used in the form of emulsions, solvent types, oil compounds, and the like. The amount of organopolysiloxane and/or fluorinated alcohol used is 0 based on the total amount of acid cleaning agent.
801 to 5% by weight is preferred. A more preferable range is 0.
It is 5 to 3% by weight.
本発明の酸洗浄剤は、多糖類を含んでいることが必要で
ある。多糖類は耐酸性のあるものが好ましく、ザンタン
ガム、ローカストビーンガム、タマリンドン、アラビア
ゴム、グア一ガム、トラガカントガム、ペクチン、ファ
ーセレラン等の天然多糖類は、耐酸性が高く経時変化が
少ないので好ましい。この内でも特に、ザンタンガム、
ローカストビーンガム、タマリンドンが好ましい。多糖
類の使用量は酸洗浄剤の全量に対してｏ、ｏｉ〜７％程
度が好ましい。The acid cleaner of the present invention needs to contain polysaccharide. Preferably, the polysaccharide has acid resistance, and natural polysaccharides such as xanthan gum, locust bean gum, tamarindone, gum arabic, guar gum, gum tragacanth, pectin, and farcellan are preferable because they have high acid resistance and little change over time. Among these, xanthan gum,
Locust bean gum and tamarindone are preferred. The amount of polysaccharide used is preferably about 0.0 to 7% based on the total amount of the acid detergent.
本発明で酸洗浄成分は、弗酸または硝酸が好ましく、特
に、弗酸と硝酸との混酸が好ましく用いられる。この場
合、それぞれの含有量はペースト状洗浄剤の全量に対し
てＨＦが１０〜２０重量％、ＨＮＯ，が１５〜２０重量
％程度が好ましい。また、上記以外にも酸性フッ化アン
モニウム、リン酸、塩酸、硫酸等が単独あるいは混合し
て用いられる。In the present invention, the acid cleaning component is preferably hydrofluoric acid or nitric acid, and a mixed acid of hydrofluoric acid and nitric acid is particularly preferably used. In this case, the respective contents are preferably about 10 to 20% by weight for HF and 15 to 20% by weight for HNO, based on the total amount of the pasty cleaning agent. In addition to the above, acidic ammonium fluoride, phosphoric acid, hydrochloric acid, sulfuric acid, etc. may be used alone or in combination.
本発明で無機粉末としては酸洗浄液で分解あるいは変質
しないものであれば、特に限定されず使用することがで
きる。無機粉末として好まし、いものとして、硫酸マグ
ネシウム、硫酸ナトリウム、硫酸アルミニウム、硝酸マ
グネシウム、硝酸ナトリウム、硝酸アルミニウム等を挙
げることができる。使用量としては、洗浄剤の全量に対
して、３０〜４０重量％程度が好ましい。In the present invention, any inorganic powder can be used without particular limitation as long as it does not decompose or change in quality in the acid cleaning solution. Preferred inorganic powders include magnesium sulfate, sodium sulfate, aluminum sulfate, magnesium nitrate, sodium nitrate, aluminum nitrate, and the like. The amount used is preferably about 30 to 40% by weight based on the total amount of the cleaning agent.
本発明の洗浄剤は、上記成分を均一に混合してペースト
状にしたものである。粘度は５００〜５０、０００ｃｐ
ｓが好まし７い、 ５００ｅｐｓより粘度が小さいと液
ダレが発生するおそれがあるので好ましくない。５０．
０００ｃｐｓより粘度が高い場合は、均一で薄い塗膜が
得られにくく、洗浄剤が大量に必要になったり、ムラが
できたりするおそれがあるので好ましくない。The cleaning agent of the present invention is a paste obtained by uniformly mixing the above components. Viscosity is 500~50,000cp
s is preferably 7. If the viscosity is lower than 500 eps, liquid dripping may occur, so it is not preferable. 50.
If the viscosity is higher than 0.000 cps, it is difficult to obtain a uniform and thin coating film, and a large amount of cleaning agent may be required or unevenness may occur, which is not preferable.
本発明の酸洗浄剤は、特にステンレス鋼に発生するスケ
ールの除去に効果的に使用することができる。The acid cleaner of the present invention can be effectively used particularly for removing scale generated on stainless steel.
本発明の洗浄剤を用いて、ステンレス鋼のスケールを除
去する方法としては、例＾ば次のような方法が好ましい
。まず、洗浄剤をへヶなどでスケールを除去したい部分
に塗布する。そしで、このまま０．５〜２４時間程度放
置した後、洗浄剤ごと水洗する。必要に応じて後処理を
行うこともできる。As a method for removing scale from stainless steel using the cleaning agent of the present invention, for example, the following method is preferable. First, apply the cleaning agent to the area where you want to remove scale using a spatula. Then, after leaving it as it is for about 0.5 to 24 hours, wash it with water along with the cleaning agent. Post-processing can also be performed if necessary.
［実施例］
実施例１
硫酸マグネシウム３４ｋｇ、ザンタンガム０．１４ｋｇ
、ジメチルポリシロキサン３０％水系エマルジョン０．
８ｋｇに水３１．０６ｋｇを加えて十分に撹拌しスラリ
ー状態とした。これに、あらかじめ硝酸（６２，５％）
１８ｋｇとフッ酸（５５％） １６ｋｇを混合して得
た混酸液を加久て混合撹拌した。１時間撹拌を続けて約
１５００ｃｐｓの粘度を有する白色のペースト状酸洗浄
剤を得た。[Example] Example 1 Magnesium sulfate 34 kg, xanthan gum 0.14 kg
, dimethylpolysiloxane 30% aqueous emulsion 0.
31.06 kg of water was added to 8 kg and sufficiently stirred to form a slurry. Add nitric acid (62.5%) to this in advance.
A mixed acid solution obtained by mixing 18 kg of hydrofluoric acid (55%) and 16 kg of hydrofluoric acid (55%) was heated, mixed and stirred. Stirring was continued for 1 hour to obtain a white paste acid cleaner having a viscosity of about 1500 cps.
この洗浄剤をＳＵＳ ３０４および５ＩＪＳ ３１Ｇの
溶接スケール部にナイロンブラシで塗布し、３時間放置
した後で水で洗浄した。いずれも、スケールが完全に除
去され、均質で光沢のある、斑のない金属表面を得た。This cleaning agent was applied to the weld scale portions of SUS 304 and 5IJS 31G using a nylon brush, left for 3 hours, and then washed with water. In both cases, scale was completely removed, and a homogeneous, shiny, and spotless metal surface was obtained.
この洗浄剤を密閉容器に入れ、６ケ月放置した後に再度
上記と同様な洗浄試験を行ったところ、洗浄性の変化は
なかった。また、洗浄剤は変色していなかった。When this cleaning agent was placed in a sealed container and left for 6 months, a cleaning test similar to the above was conducted again, and no change in cleaning performance was found. Moreover, the cleaning agent did not change color.
実施例２
硫酸マグネシウム３４ｋｇ、タマリンドン０．２ｋｇ、
シリコーンオイル（ジメチルポリシロキサン）１ｋｇに
水３０．８ｋｇを加え十分に撹拌した。これに硝酸（６
２，５％） １８．９ｋｇを加えさらに弗酸（５５％）
１５．１ｋｇを加え撹拌混合し、１時間後に約１５０
０ｃｐｓの粘度を有する白色のペースト状酸洗浄剤を得
た。Example 2 Magnesium sulfate 34 kg, tamarindone 0.2 kg,
30.8 kg of water was added to 1 kg of silicone oil (dimethylpolysiloxane) and thoroughly stirred. Add nitric acid (6
2.5%) and added 18.9 kg of hydrofluoric acid (55%).
Add 15.1 kg and mix with stirring, and after 1 hour it becomes about 150 kg.
A white paste acid cleaner with a viscosity of 0 cps was obtained.
実施例１と同様に、洗浄性評価と安定性評価を行なった
ところ、実施例１と同様な良好で安定な性能を得た。Similar to Example 1, cleaning performance evaluation and stability evaluation were performed, and the same good and stable performance as in Example 1 was obtained.
［効 果］[effect]
Claims (5)
であって、オルガノポリシロキサンおよび／または弗化
アルコールを含むことを特徴とする酸洗浄剤。(1) An acid cleaner comprising an acid cleaning component, a polysaccharide, and an inorganic powder, and characterized in that it contains an organopolysiloxane and/or a fluorinated alcohol.
１の酸洗浄剤。(2) The acid cleaning agent according to claim 1, which contains hydrofluoric acid and nitric acid as the acid cleaning component.
、タマリンドン、アラビアゴム、グアーガム、トラガカ
ントガム、ペクチン、 ファーセレランからなる群より選ばれた１種以上である
請求項１または２の酸洗浄剤。(3) The acid cleaning agent according to claim 1 or 2, wherein the polysaccharide is one or more selected from the group consisting of xanthan gum, locust bean gum, tamarindone, gum arabic, guar gum, gum tragacanth, pectin, and farcellan.
、硫酸アルミニウム、硝酸マグネシウム、硝酸ナトリウ
ム、硝酸アルミニウムからなる群より選ばれた１種以上
である請求項１〜３いずれか１の酸洗浄剤。(4) The acid cleaner according to any one of claims 1 to 3, wherein the inorganic powder is one or more selected from the group consisting of magnesium sulfate, sodium sulfate, aluminum sulfate, magnesium nitrate, sodium nitrate, and aluminum nitrate.
ずれか１の酸洗浄剤。(5) The acid cleaning agent according to any one of claims 1 to 4, wherein the material to be cleaned is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1045098A JPH0832961B2 (en) | 1989-02-28 | 1989-02-28 | Acid cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1045098A JPH0832961B2 (en) | 1989-02-28 | 1989-02-28 | Acid cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02225683A true JPH02225683A (en) | 1990-09-07 |
| JPH0832961B2 JPH0832961B2 (en) | 1996-03-29 |
Family
ID=12709825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1045098A Expired - Lifetime JPH0832961B2 (en) | 1989-02-28 | 1989-02-28 | Acid cleaner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0832961B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6537367B2 (en) * | 2000-06-21 | 2003-03-25 | Sika Schweiz Ag | Alkali-free setting and hardening accelerator |
| JP2003520299A (en) * | 2000-01-19 | 2003-07-02 | アヴェスタポラリト アーベー | Pickling agent containing urea and method for producing the same |
| JP2008047928A (en) * | 2007-09-06 | 2008-02-28 | Seiko Epson Corp | Method of manufacturing semiconductor device and method of processing electric connection |
| JP2020090698A (en) * | 2018-12-04 | 2020-06-11 | 日本表面化学株式会社 | Chemically polished composition and method for producing metal material |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567085B (en) * | 2016-08-29 | 2019-03-26 | 中北大学 | A method of preparing carbon steel hydrochloric acid pickling corrosion inhibitor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4942775A (en) * | 1972-06-09 | 1974-04-22 | ||
| JPS5230394A (en) * | 1975-09-02 | 1977-03-08 | Philips Nv | Charge transfer device |
| JPS57194263A (en) * | 1981-05-25 | 1982-11-29 | Chobe Taguchi | Improvement of pickling agent |
| JPS5842776A (en) * | 1981-09-07 | 1983-03-12 | Chobe Taguchi | Improvement of pickling agent |
| JPS6021389A (en) * | 1983-07-14 | 1985-02-02 | Shino Touseki:Kk | Rust remover for wall of building |
-
1989
- 1989-02-28 JP JP1045098A patent/JPH0832961B2/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4942775A (en) * | 1972-06-09 | 1974-04-22 | ||
| JPS5230394A (en) * | 1975-09-02 | 1977-03-08 | Philips Nv | Charge transfer device |
| JPS57194263A (en) * | 1981-05-25 | 1982-11-29 | Chobe Taguchi | Improvement of pickling agent |
| JPS5842776A (en) * | 1981-09-07 | 1983-03-12 | Chobe Taguchi | Improvement of pickling agent |
| JPS6021389A (en) * | 1983-07-14 | 1985-02-02 | Shino Touseki:Kk | Rust remover for wall of building |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003520299A (en) * | 2000-01-19 | 2003-07-02 | アヴェスタポラリト アーベー | Pickling agent containing urea and method for producing the same |
| US6537367B2 (en) * | 2000-06-21 | 2003-03-25 | Sika Schweiz Ag | Alkali-free setting and hardening accelerator |
| JP2008047928A (en) * | 2007-09-06 | 2008-02-28 | Seiko Epson Corp | Method of manufacturing semiconductor device and method of processing electric connection |
| JP2020090698A (en) * | 2018-12-04 | 2020-06-11 | 日本表面化学株式会社 | Chemically polished composition and method for producing metal material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0832961B2 (en) | 1996-03-29 |
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