CN103254782A - Corrosion resistant metal surface silane treatment agent and preparation method thereof - Google Patents
Corrosion resistant metal surface silane treatment agent and preparation method thereof Download PDFInfo
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- CN103254782A CN103254782A CN2013101185725A CN201310118572A CN103254782A CN 103254782 A CN103254782 A CN 103254782A CN 2013101185725 A CN2013101185725 A CN 2013101185725A CN 201310118572 A CN201310118572 A CN 201310118572A CN 103254782 A CN103254782 A CN 103254782A
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Abstract
The invention discloses a corrosion resistant metal surface silane treatment agent, which is a mixed solution. Per liter of the mixed solution is composed of the following components by weight (g): 60-65 of N-(beta-aminoethyl)-gamma-aminopropyl trimethoxy silane, 1-2 of methylbenzotriazole, 6-8 of ethylene glycol, 3-4 of sodium di-n-octyl sulfosuccinate, 2-3 of ammonium chloride, 1-2 of ammonium fluorozirconate, 2-4 of a film forming agent, and the balance water. The treatment process of the corrosion resistant metal surface silane treatment agent produced in the invention generates no dreg, the treatment time is short, and the treatment process is easy to control. Being free of harmful heavy metal ions, the corrosion resistant metal surface silane treatment agent is safe and environment-friendly, and can form a silane coating having excellent corrosion resistance with a metal surface, thus prolonging the service life of the metal.
Description
Technical field
The present invention relates generally to a kind for the treatment of agent, relates in particular to a kind of corrosion resistant metallic surface silane finish.
Background technology
Maturation along with metal surface treatment process, traditional phosphate conversion and chromating process for treating surface are because contaminate environment, substituted by the silanization treatment technology of environmental protection and energy saving gradually factors such as human body work the mischief easily, it is the film forming properties of simple dependence silane mostly that but present silanization is handled, make the rete that metal works surface that solution of silane handled forms, density unevenness spare, have the cavity, split sunken, not strong with the sticking power of metallic object.
Summary of the invention
The object of the invention is exactly in order to remedy the defective of prior art, a kind of corrosion resistant metallic surface silane finish and preparation method thereof to be provided.
The present invention is achieved by the following technical solutions:
A kind of corrosion resistant metallic surface silane finish, it is by the formulated mixed solution of following component, the weight part (gram) of each component is in every liter of mixed solution:
N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan 60-65, tolyltriazole 1-2, ethylene glycol 6-8, succinate sodium 2-ethylhexyl 3-4, ammonium chloride 2-3, ammonium fluozirconate 1-2, film coalescence aid 2-4, remaining be water;
Described film coalescence aid is made up of the raw material of following weight parts:
Two (triethoxy is silica-based) ethane 4-6 of 1,2-, diethylene glycol monobutyl ether 3-5, vinylformic acid 4-6, Starso 1-2, alum 1-2, water 15-20;
With above-mentioned 1, two (triethoxy the is silica-based) ethane of 2-are added to the water, stir post-heating to 70-80 ℃, add vinylformic acid, Starso, stirring reaction 30-40 minute, the rising temperature was as for 90-100 ℃, add diethylene glycol monobutyl ether, alum, stirring reaction 10-20 minute, insulation was left standstill 1-2 hour, got described film coalescence aid.
The preparation method of described corrosion resistant metallic surface silane finish is characterized in that may further comprise the steps:
(1) with above-mentioned N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan is soluble in water, adds succinate sodium 2-ethylhexyl, fully stir;
(2) above-mentioned ammonium chloride, ammonium fluozirconate are mixed to join in the water, fully stir;
(3) above-mentioned tolyltriazole is mixed stirring with ethylene glycol, to dissolving fully;
(4) raw material after the above-mentioned processing is mixed, add acetic acid or sodium-acetate, adjusting PH is 4-5, adds each raw material of residue at last, namely gets described corrosion resistant metallic surface silane finish after fully stirring.
Advantage of the present invention is:
The corrosion resistant metallic surface silane finish treating processes that the present invention produces does not produce sediment, treatment time is short, control easy, no harmful heavy metal ion, safety and environmental protection, the silane coating that forms with the metallic surface has excellent erosion resistance, acid resistance, oil-proofness, oil-proofness, stripper-resistance, the high adherence energy, prolonged the work-ing life of metal, cooperate by several silane, stability and the efficient binding property of this treatment agent have been strengthened, it is evenly distributed in the metallic surface, makes metal have high compactness and the perviousness of anti-ion, and the film coalescence aid of adding has increased the density of silane adsorption film, improved quality of forming film, make rete have strong adhesion, do not have the cavity, split sunken, fine and close advantage such as even.
Embodiment
Embodiment 1
A kind of corrosion resistant metallic surface silane finish, it is by the formulated mixed solution of following component, the weight part (gram) of each component is in every liter of mixed solution:
N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan 65, tolyltriazole 1, ethylene glycol 8, succinate sodium 2-ethylhexyl 4, ammonium chloride 3, ammonium fluozirconate 1, film coalescence aid 4, remaining be water;
Described modified manometer silicon dioxide dispersion liquid is made up of the raw material of following weight parts:
Nano silicon 40, polyvinyl alcohol 10, ethanol 20, rosin 4, benzotriazole 3, di-t-butyl peroxide 2, alkylphenol polyoxyethylene 0.8, ethyl acetate 2,1, two (triethoxy the is silica-based) ethane 2 of 2-;
Described film coalescence aid is made up of the raw material of following weight parts:
Two (triethoxy the is silica-based) ethane 6 of 1,2-, diethylene glycol monobutyl ether 5, vinylformic acid 6, Starso 2, alum 2, water 20;
With above-mentioned 1, two (triethoxy the is silica-based) ethane of 2-are added to the water, stir post-heating to 80 ℃, add vinylformic acid, Starso, stirring reaction 40 minutes, the rising temperature is as for 100 ℃, add diethylene glycol monobutyl ether, alum, stirring reaction 20 minutes, insulation was left standstill 2 hours, got described film coalescence aid.
The preparation method of a kind of corrosion resistant metallic surface silane finish may further comprise the steps:
(1) with above-mentioned N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan is soluble in water, adds succinate sodium 2-ethylhexyl, fully stir;
(2) above-mentioned ammonium chloride, ammonium fluozirconate are mixed to join in the water, fully stir;
(3) above-mentioned tolyltriazole is mixed stirring with ethylene glycol, to dissolving fully;
(4) raw material after the above-mentioned processing is mixed, add acetic acid or sodium-acetate, regulating PH is 5, adds each raw material of residue at last, namely gets described corrosion resistant metallic surface silane finish after fully stirring.
Performance test:
The salt spray resistance experiment:
Handle the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, carried out salt mist experiment 80 hours, the coating surface no change, salt mist experiment 150 hours, surface of steel plate corroded area are 0.3%
Crooked viscosity:
Handle the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, with crooked 55 degree of steel plate doubling, peel off curved part 3 times with adhesive tape, detect extent of exfoliation under the X20 magnifying glass, flawless keeps under the bending condition as a result, with 80-90 ℃ steamed 20-30 ℃, peel off curved part 3 times with adhesive tape again, detect extent of exfoliation under the X20 magnifying glass, the result is flawless still;
Acid resistance:
Handling the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, is that 24 ℃ 0.05mol/l sulfuric acid sprays experiment, experimental period 20 hours with temperature, clean with clear water, indoor placement 2 hours, the coating surface no change, nothing is bubbled, nothing comes off, do not have damaged;
Oil-proofness:
Handling the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, is that the sodium hydroxide of 25 ℃ 0.1mol/l sprays experiment, experimental period 20 hours with temperature, clean with clear water, indoor placement 2 hours, the coating surface no change, nothing is bubbled, nothing comes off, do not have damaged;
Anti-separability:
Handle the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, be coated with the paste that face is coated with last layer 2-3mm at steel plate, being put into temperature is 50 ℃, in the watertight chest of relative humidity 96%, experimental period 20 hours, take out the back and clean with clear water, coating surface does not have foaming, nothing comes off, do not have damaged.
Oil-proofness:
Handle the experiment steel plate with corrosion resistant metallic surface of the present invention silane finish, the vertical immersion is equipped with in the Glass Containers of spearmint oil, and keeping the temperature of volatile oil is 24 ℃, experimental period 25 hours, take out the back indoor placement 2 hours, paint film do not have wrinkle, do not have and heave, have damaged, nothing and come off.
Claims (2)
1. a corrosion resistant metallic surface silane finish is characterized in that it is by the formulated mixed solution of following component, and the weight part (gram) of each component is in every liter of mixed solution:
N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan 60-65, tolyltriazole 1-2, ethylene glycol 6-8, succinate sodium 2-ethylhexyl 3-4, ammonium chloride 2-3, ammonium fluozirconate 1-2, film coalescence aid 2-4, remaining be water;
Described film coalescence aid is made up of the raw material of following weight parts:
Two (triethoxy is silica-based) ethane 4-6 of 1,2-, diethylene glycol monobutyl ether 3-5, vinylformic acid 4-6, Starso 1-2, alum 1-2, water 15-20;
With above-mentioned 1, two (triethoxy the is silica-based) ethane of 2-are added to the water, stir post-heating to 70-80 ℃, add vinylformic acid, Starso, stirring reaction 30-40 minute, the rising temperature was as for 90-100 ℃, add diethylene glycol monobutyl ether, alum, stirring reaction 10-20 minute, insulation was left standstill 1-2 hour, got described film coalescence aid.
2. the preparation method of a corrosion resistant metallic surface as claimed in claim 1 silane finish is characterized in that may further comprise the steps:
(1) with above-mentioned N-(β-aminoethyl)-γ-An Bingjisanjiayangjiguiwan is soluble in water, adds succinate sodium 2-ethylhexyl, fully stir;
(2) above-mentioned ammonium chloride, ammonium fluozirconate are mixed to join in the water, fully stir;
(3) above-mentioned tolyltriazole is mixed stirring with ethylene glycol, to dissolving fully;
(4) raw material after the above-mentioned processing is mixed, add acetic acid or sodium-acetate, adjusting PH is 4-5, adds each raw material of residue at last, namely gets described corrosion resistant metallic surface silane finish after fully stirring.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106283004A (en) * | 2016-08-30 | 2017-01-04 | 常熟市江南电热元件厂 | Water burns electrothermal tube |
CN108300302A (en) * | 2017-07-21 | 2018-07-20 | 宁波际超新材料科技有限公司 | Metal surface silane treatment agent and preparation method thereof |
CN111205690A (en) * | 2020-01-13 | 2020-05-29 | 深圳市圆方科技新材料有限公司 | Metal anticorrosion antioxidant protective agent and preparation method thereof |
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EP0826747A2 (en) * | 1996-08-22 | 1998-03-04 | Nippon Paint Co., Ltd. | Aqueous anti-rust agent, anti-rust method, and anti-rust treated metal material |
CN101509131A (en) * | 2008-02-15 | 2009-08-19 | 宝山钢铁股份有限公司 | Anti-corrosion fingerprint-resistant surface treating pigment and producing method, and use method on stainless steel plate |
CN101717930A (en) * | 2009-12-25 | 2010-06-02 | 华烁科技股份有限公司 | Environment-friendly nano water-based silane treatment agent capable of improving anti-corrosion performance of metal surface |
CN102409325A (en) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | Environmentally-friendly corrosion-resistant chromium-free chemical conversion liquid and method for preparing chemical conversion film |
CN103013292A (en) * | 2012-12-12 | 2013-04-03 | 铜陵三佳变压器有限责任公司 | Corrosion-resistant epoxy resin paint |
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2013
- 2013-04-08 CN CN2013101185725A patent/CN103254782A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0826747A2 (en) * | 1996-08-22 | 1998-03-04 | Nippon Paint Co., Ltd. | Aqueous anti-rust agent, anti-rust method, and anti-rust treated metal material |
CN101509131A (en) * | 2008-02-15 | 2009-08-19 | 宝山钢铁股份有限公司 | Anti-corrosion fingerprint-resistant surface treating pigment and producing method, and use method on stainless steel plate |
CN101717930A (en) * | 2009-12-25 | 2010-06-02 | 华烁科技股份有限公司 | Environment-friendly nano water-based silane treatment agent capable of improving anti-corrosion performance of metal surface |
CN102409325A (en) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | Environmentally-friendly corrosion-resistant chromium-free chemical conversion liquid and method for preparing chemical conversion film |
CN103013292A (en) * | 2012-12-12 | 2013-04-03 | 铜陵三佳变压器有限责任公司 | Corrosion-resistant epoxy resin paint |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106283004A (en) * | 2016-08-30 | 2017-01-04 | 常熟市江南电热元件厂 | Water burns electrothermal tube |
CN108300302A (en) * | 2017-07-21 | 2018-07-20 | 宁波际超新材料科技有限公司 | Metal surface silane treatment agent and preparation method thereof |
CN108300302B (en) * | 2017-07-21 | 2020-04-21 | 宁波际超新材料科技有限公司 | Metal surface silane treating agent and preparation method thereof |
CN111205690A (en) * | 2020-01-13 | 2020-05-29 | 深圳市圆方科技新材料有限公司 | Metal anticorrosion antioxidant protective agent and preparation method thereof |
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Application publication date: 20130821 |