CN103254771A - Acidproof metal surface silane treatment agent and preparation method thereof - Google Patents
Acidproof metal surface silane treatment agent and preparation method thereof Download PDFInfo
- Publication number
- CN103254771A CN103254771A CN2013101184192A CN201310118419A CN103254771A CN 103254771 A CN103254771 A CN 103254771A CN 2013101184192 A CN2013101184192 A CN 2013101184192A CN 201310118419 A CN201310118419 A CN 201310118419A CN 103254771 A CN103254771 A CN 103254771A
- Authority
- CN
- China
- Prior art keywords
- acidproof
- water
- metal surface
- surface silane
- metallic surface
- 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.)
- Pending
Links
Landscapes
- Chemical Treatment Of Metals (AREA)
Abstract
The invention discloses an acidproof 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): 20-30 of 3-glycidyl ether oxypropyl trimethoxysilane, 20-30 of aminopropyl triethoxysilane, 2-3 of diethanolamine, 4-5 of sodium tripolyphosphate, 1-2 of N-methyl pyrrolidone, 8-10 of glycerol, 0.2-0.4 of zirconium tetrafluoride, 2-4 of a film forming aid, and the balance water. The treatment process of the acidproof 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 acidproof 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 acidproof 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 acidproof metallic surface silane finish and preparation method thereof to be provided.
The present invention is achieved by the following technical solutions:
A kind of acidproof 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:
3-glycidyl ether oxygen base propyl trimethoxy silicane 20-30, aminopropyl triethoxysilane 20-30, diethanolamine 2-3, tripoly phosphate sodium STPP 4-5, N-Methyl pyrrolidone 1-2, glycerol 8-10, zirconium tetrafluoride 0.2-0.4, 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 acidproof metallic surface silane finish is characterized in that may further comprise the steps:
(1) above-mentioned 3-glycidyl ether oxygen base propyl trimethoxy silicane, aminopropyl triethoxysilane are mixed soluble in water, add N-Methyl pyrrolidone, fully stir;
(2) with above-mentioned tripoly phosphate sodium STPP, diethanolamine, zirconium tetrafluoride, be mixed to join in the water, be heated to 50-60 ℃, be cooled to normal temperature after the stirring and dissolving, fully stir;
(3) 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 acidproof metallic surface silane finish after fully stirring.
Advantage of the present invention is:
The acidproof 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, alkali resistance, 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 acidproof 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:
3-glycidyl ether oxygen base propyl trimethoxy silicane 30, aminopropyl triethoxysilane 30, diethanolamine 3, tripoly phosphate sodium STPP 5, N-Methyl pyrrolidone 2, glycerol 10, zirconium tetrafluoride 0.4, film coalescence aid 4, remaining be water;
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.
A kind of preparation method of acidproof metallic surface silane finish may further comprise the steps:
(1) above-mentioned 3-glycidyl ether oxygen base propyl trimethoxy silicane, aminopropyl triethoxysilane are mixed soluble in water, add N-Methyl pyrrolidone, fully stir;
(2) with above-mentioned tripoly phosphate sodium STPP, diethanolamine, zirconium tetrafluoride, be mixed to join in the water, be heated to 60 ℃, be cooled to normal temperature after the stirring and dissolving, fully stir;
(3) 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 acidproof metallic surface silane finish after fully stirring.
Performance test:
The salt spray resistance experiment:
Handle the experiment steel plate with acidproof metallic surface silane finish of the present invention, carried out salt mist experiment 80 hours, the coating surface no change, salt mist experiment 140 hours, surface of steel plate corroded area are 0.3%
Crooked viscosity:
Handle the experiment steel plate with acidproof metallic surface silane finish of the present invention, with crooked 50 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 acidproof metallic surface of the present invention silane finish, is that 25 ℃ 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;
Alkali resistance:
Handling the experiment steel plate with acidproof metallic surface of the present invention silane finish, is that the sodium hydroxide of 20 ℃ 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 acidproof metallic surface silane finish of the present invention, 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 acidproof 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 ℃, takes out the back indoor placement 2 hours, and paint film do not have wrinkle, do not have and heave, have damaged, nothing and come off.
Claims (2)
1. an acidproof 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:
3-glycidyl ether oxygen base propyl trimethoxy silicane 20-30, aminopropyl triethoxysilane 20-30, diethanolamine 2-3, tripoly phosphate sodium STPP 4-5, N-Methyl pyrrolidone 1-2, glycerol 8-10, zirconium tetrafluoride 0.2-0.4, 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 an acidproof metallic surface silane finish as claimed in claim 1 is characterized in that may further comprise the steps:
(1) above-mentioned 3-glycidyl ether oxygen base propyl trimethoxy silicane, aminopropyl triethoxysilane are mixed soluble in water, add N-Methyl pyrrolidone, fully stir;
(2) with above-mentioned tripoly phosphate sodium STPP, diethanolamine, zirconium tetrafluoride, be mixed to join in the water, be heated to 50-60 ℃, be cooled to normal temperature after the stirring and dissolving, fully stir;
(3) 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 acidproof metallic surface silane finish after fully stirring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101184192A CN103254771A (en) | 2013-04-08 | 2013-04-08 | Acidproof metal surface silane treatment agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101184192A CN103254771A (en) | 2013-04-08 | 2013-04-08 | Acidproof metal surface silane treatment agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103254771A true CN103254771A (en) | 2013-08-21 |
Family
ID=48959000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101184192A Pending CN103254771A (en) | 2013-04-08 | 2013-04-08 | Acidproof metal surface silane treatment agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103254771A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088217A (en) * | 2015-09-12 | 2015-11-25 | 杭州萧山金润表面活性材料厂 | Silane treating agent for metal surfaces |
| CN109468009A (en) * | 2018-10-29 | 2019-03-15 | 重庆炫吉科技有限公司 | A kind of environment-friendly type metal surface Coating Pretreatment agent and preparation method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1918419A1 (en) * | 2005-07-22 | 2008-05-07 | Nippon Steel Corporation | Metallic material having chromate-free-treated surface excellent in corrosion resistance, heat resistance, anti-fingerprint property, conductivity, coating property and black deposit resistance during processing |
| CN101318174A (en) * | 2008-05-20 | 2008-12-10 | 武汉材保表面新材料有限公司 | Silane treatment technique before electrostatic powder spraying of metal |
| 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 |
| CN102304704A (en) * | 2011-09-09 | 2012-01-04 | 重庆大学 | Aqueous silane treatment agent for improving metal surface protection performance |
-
2013
- 2013-04-08 CN CN2013101184192A patent/CN103254771A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1918419A1 (en) * | 2005-07-22 | 2008-05-07 | Nippon Steel Corporation | Metallic material having chromate-free-treated surface excellent in corrosion resistance, heat resistance, anti-fingerprint property, conductivity, coating property and black deposit resistance during processing |
| CN101318174A (en) * | 2008-05-20 | 2008-12-10 | 武汉材保表面新材料有限公司 | Silane treatment technique before electrostatic powder spraying of metal |
| 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 |
| CN102304704A (en) * | 2011-09-09 | 2012-01-04 | 重庆大学 | Aqueous silane treatment agent for improving metal surface protection performance |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088217A (en) * | 2015-09-12 | 2015-11-25 | 杭州萧山金润表面活性材料厂 | Silane treating agent for metal surfaces |
| CN105088217B (en) * | 2015-09-12 | 2018-09-28 | 杭州萧山金润表面活性材料厂 | Metal surface silane treatment agent |
| CN109468009A (en) * | 2018-10-29 | 2019-03-15 | 重庆炫吉科技有限公司 | A kind of environment-friendly type metal surface Coating Pretreatment agent and preparation method |
| CN109468009B (en) * | 2018-10-29 | 2020-12-18 | 重庆炫吉科技有限公司 | Environment-friendly metal surface coating pretreatment agent and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102703892B (en) | Microarc-oxidized coating silylation fluid and hole sealing method thereby | |
| CN102433578B (en) | Agent for treatment before aluminum alloy secondary anode oxidation screen printing and aluminum alloy secondary anode oxidation technology | |
| CN109440163B (en) | Nickel-free hole sealing agent for aluminum and aluminum alloy anodic oxide films and application thereof | |
| CN103789759B (en) | A kind of aluminium alloy pre-processing process for spraying | |
| CN110565148B (en) | Magnesium alloy black micro-arc oxidation film nano passivator and passivation method | |
| CN108796579B (en) | Nickel-free hole sealing agent for aluminum anodic oxidation | |
| CN104233273A (en) | Chromium-free silicon passivation solution for passivating aluminum or aluminum alloy surface as well as preparation and using methods | |
| CN109317382B (en) | Surface treatment process for aluminum alloy section | |
| CN104630765A (en) | Environmental-protection type metal coating pre-treatment agent and preparation method thereof | |
| CN103031056B (en) | A kind of Metal surface silane treatment agent containing water nano zinc oxide material and preparation method thereof | |
| CN103254771A (en) | Acidproof metal surface silane treatment agent and preparation method thereof | |
| CN103254782A (en) | Corrosion resistant metal surface silane treatment agent and preparation method thereof | |
| CN105907228A (en) | Durable anti-rust paint and preparation method thereof | |
| CN103254778A (en) | Salt spray resistant metal surface silane treatment agent and preparation method thereof | |
| CN103388167A (en) | Protective treatment method of aluminum alloy surface | |
| CN103254780A (en) | Oilproof metal surface silane treatment agent and preparation method thereof | |
| CN103254783A (en) | Water-based surface treatment agent and preparation method thereof | |
| CN114032547B (en) | Alloy surface composite coating and preparation method thereof | |
| CN102363881B (en) | General bonderite used before spray coating of steel and aluminum combined shell body, and preparation method of general bonderite | |
| CN103254764A (en) | Anti-stripping metal surface silane treatment agent and preparation method thereof | |
| CN103254770A (en) | Metal surface silane treatment agent and preparation method thereof | |
| CN103254781A (en) | Metal surface silane treatment agent with high bending viscosity and preparation method thereof | |
| CN103254763A (en) | Polysilane water-based metal surface treatment agent and preparation method thereof | |
| CN103254779A (en) | Alkali resistant metal surface silane treatment agent and preparation method thereof | |
| CN105568274A (en) | Environment-friendly galvanizing passivator and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130821 |
|
| RJ01 | Rejection of invention patent application after publication |