CN108796481A - A kind of galvanizing chrome-free tanning agent - Google Patents
A kind of galvanizing chrome-free tanning agent Download PDFInfo
- Publication number
- CN108796481A CN108796481A CN201810802726.5A CN201810802726A CN108796481A CN 108796481 A CN108796481 A CN 108796481A CN 201810802726 A CN201810802726 A CN 201810802726A CN 108796481 A CN108796481 A CN 108796481A
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- CN
- China
- Prior art keywords
- agent
- free tanning
- chrome
- galvanizing
- film forming
- 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.)
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Classifications
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- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a kind of galvanizing chrome-free tanning agents, include the raw material of following mass percent：Film forming agent 5~8%, PH conditioning agents 0.5-1.5%, cerous nitrate 0.3-0.7%, silane coupling agent 1~5%, small molecular alcohol 3-4%, surplus is water, and preparation method includes the following steps：Step 1：Raw material is taken by mass percentage, by film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water.It is added in reaction kettle, heats and stir, 20-30min；Step 2：PH conditioning agents are added in reaction kettle, 4-10min is stirred；Step 3：The mixture of step 2 is concentrated in vacuo 2-4min, obtains chrome-free tanning agent.Present component is reasonable, non-toxic and tasteless using acidic silicasol, there is larger surface area, can be used in mixed way with water arbitrary proportion, be entirely free of heavy metal element, and bright property is preferable after passivation, without heterochromatic, can pass through 100h neutral salt spray tests.
Description
Technical field
The present invention relates to a kind of Passivated Hot Galvanizing agent, more particularly to a kind of galvanizing chrome-free tanning agent.
Background technology
Zinc-plated (including electrogalvanizing and galvanizing by dipping) be in all metal surface deposition processes the maximum plating of quantity it
One, it is widely used in each field in national economy, wherein galvanized steel plain sheet is even more auto industry, electronic instrument, household electric
The backing material of the every field such as device, building industry.Since zinc layers itself chemical property is active, with the extension of usage time,
Its protective effect to base material is gradually lost due to the corrosion by surrounding medium.It is to carry to carry out chemical passivation processing to zinc coat
The high most common method of galvanized part corrosion resisting property.
Invention content
The purpose of the present invention is to provide a kind of galvanizing chrome-free tanning agents.
The technical solution adopted by the present invention is：
A kind of galvanizing chrome-free tanning agent, it is characterised in that：Include the raw material of following mass percent：Film forming agent 5~8%, PH tune
Agent 0.5-1.5%, cerous nitrate 0.3-0.7%, silane coupling agent 1~5%, small molecular alcohol 3-4% are saved, surplus is water.
The film forming agent be acidic silicasol, titanium colloidal sol, water-based acrylic resin, one kind in waterborne polyurethane resin or
It is a variety of.
The silane coupling agent is one or more in KH-560, KH-792, KH550, KH570.
The pH adjusting agent is one or more in phosphoric acid, sulfuric acid, acetic acid, triethanolamine.
The small molecular alcohol is one or more in methanol, ethyl alcohol, ethylene glycol, glycerine.
A kind of preparation method of the galvanizing chrome-free tanning agent, it is characterised in that：Include the following steps：
Step 1：Raw material is taken by mass percentage, by film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water.It is added anti-
It answers in kettle, heat and stirs, 20-30min；
Step 2：PH conditioning agents are added in reaction kettle, 4-10min is stirred；
Step 3：The mixture of step 2 is concentrated in vacuo 2-4min, obtains chrome-free tanning agent.
Advantages of the present invention：Reasonable composition, it is non-toxic and tasteless using acidic silicasol, there is larger surface area, can appoint with water
Meaning ratio is used in mixed way, and is entirely free of heavy metal element, and bright property is preferable after passivation, without heterochromatic, can pass through 100h neutral salt
Mist is tested.
Specific implementation mode
The present invention is described in further detail With reference to embodiment.
Embodiment 1
A kind of galvanizing chrome-free tanning agent, includes the raw material of following mass percent：Film forming agent 5%, PH conditioning agents 0.5%, nitric acid
Cerium 0.3%, silane coupling agent 1%, small molecular alcohol 3%, surplus are water.
Film forming agent is acidic silicasol, titanium colloidal sol, water-based acrylic resin, one kind in waterborne polyurethane resin or more
Kind.
Silane coupling agent is one or more in KH-560, KH-792, KH550, KH570.
PH adjusting agent is one or more in phosphoric acid, sulfuric acid, acetic acid, triethanolamine.
Small molecular alcohol is one or more in methanol, ethyl alcohol, ethylene glycol, glycerine.
A kind of preparation method of galvanizing chrome-free tanning agent, includes the following steps：
Step 1：Raw material is taken by mass percentage, by film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water.It is added anti-
It answers in kettle, heat and stirs, 20min；
Step 2：PH conditioning agents are added in reaction kettle, 4min is stirred；
Step 3：The mixture of step 2 is concentrated in vacuo 2min, obtains chrome-free tanning agent.
Present component is reasonable, non-toxic and tasteless using acidic silicasol, there is larger surface area, can be with water arbitrary proportion
It is used in mixed way, is entirely free of heavy metal element, bright property is preferable after passivation, without heterochromatic, can pass through 100h neutral salt spray tests.
Embodiment 2
A kind of galvanizing chrome-free tanning agent, includes the raw material of following mass percent：Film forming agent 8%, PH conditioning agents 1.5%, nitric acid
Cerium 0.7%, silane coupling agent 5%, small molecular alcohol 4%, surplus are water.
Film forming agent is acidic silicasol, titanium colloidal sol, water-based acrylic resin, one kind in waterborne polyurethane resin or more
Kind.
Silane coupling agent is one or more in KH-560, KH-792, KH550, KH570.
PH adjusting agent is one or more in phosphoric acid, sulfuric acid, acetic acid, triethanolamine.
Small molecular alcohol is one or more in methanol, ethyl alcohol, ethylene glycol, glycerine.
A kind of preparation method of galvanizing chrome-free tanning agent, includes the following steps：
Step 1：Raw material is taken by mass percentage, by film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water.It is added anti-
It answers in kettle, heat and stirs, 30min；
Step 2：PH conditioning agents are added in reaction kettle, 10min is stirred；
Step 3：The mixture of step 2 is concentrated in vacuo 4min, obtains chrome-free tanning agent.
Present component is reasonable, non-toxic and tasteless using acidic silicasol, there is larger surface area, can be with water arbitrary proportion
It is used in mixed way, is entirely free of heavy metal element, bright property is preferable after passivation, without heterochromatic, can pass through 100h neutral salt spray tests.
Embodiment 3
A kind of galvanizing chrome-free tanning agent, includes the raw material of following mass percent：Film forming agent 6.5%, PH conditioning agents 1%, nitric acid
Cerium 1%, silane coupling agent 3%, small molecular alcohol 3.5%, surplus are water.
Film forming agent is acidic silicasol, titanium colloidal sol, water-based acrylic resin, one kind in waterborne polyurethane resin or more
Kind.
Silane coupling agent is one or more in KH-560, KH-792, KH550, KH570.
PH adjusting agent is one or more in phosphoric acid, sulfuric acid, acetic acid, triethanolamine.
Small molecular alcohol is one or more in methanol, ethyl alcohol, ethylene glycol, glycerine.
A kind of preparation method of galvanizing chrome-free tanning agent, includes the following steps：
Step 1：Raw material is taken by mass percentage, by film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water.It is added anti-
It answers in kettle, heat and stirs, 25min；
Step 2：PH conditioning agents are added in reaction kettle, 7min is stirred；
Step 3：The mixture of step 2 is concentrated in vacuo 3min, obtains chrome-free tanning agent.
Present component is reasonable, non-toxic and tasteless using acidic silicasol, there is larger surface area, can be with water arbitrary proportion
It is used in mixed way, is entirely free of heavy metal element, bright property is preferable after passivation, without heterochromatic, can pass through 100h neutral salt spray tests.
Claims (6)
1. a kind of galvanizing chrome-free tanning agent, it is characterised in that：Include the raw material of following mass percent：Film forming agent 5~8%, PH
Conditioning agent 0.5-1.5%, cerous nitrate 0.3-0.7%, silane coupling agent 1~5%, small molecular alcohol 3-4%, surplus are water.
2. a kind of galvanizing chrome-free tanning agent according to claim 1, it is characterised in that：The film forming agent is that acid silicon is molten
It is one or more in glue, titanium colloidal sol, the acrylic resin of modification, waterborne polyurethane resin.
3. a kind of galvanizing chrome-free tanning agent according to claim 1, it is characterised in that：The silane coupling agent is
It is one or more in KH-560, KH-792, KH550, KH570.
4. a kind of galvanizing chrome-free tanning agent according to claim 1, it is characterised in that：The pH adjusting agent is phosphorus
It is one or more in acid, sulfuric acid, acetic acid, triethanolamine.
5. a kind of galvanizing chrome-free tanning agent according to claim 1, it is characterised in that：The small molecular alcohol be methanol,
It is one or more in ethyl alcohol, ethylene glycol, glycerine.
6. a kind of preparation method of galvanizing chrome-free tanning agent according to claim 1, it is characterised in that：Including following step
Suddenly：
Step 1：Raw material is taken by mass percentage, and reaction is added in film forming agent, cerous nitrate, silane coupling agent, small molecular alcohol, water
In kettle, heats and stir, 20-30min；
Step 2：PH conditioning agents are added in reaction kettle, 4-10min is stirred；
Step 3：The mixture of step 2 is concentrated in vacuo 2-4min, obtains chrome-free tanning agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802726.5A CN108796481A (en) | 2018-07-20 | 2018-07-20 | A kind of galvanizing chrome-free tanning agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802726.5A CN108796481A (en) | 2018-07-20 | 2018-07-20 | A kind of galvanizing chrome-free tanning agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108796481A true CN108796481A (en) | 2018-11-13 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810802726.5A Pending CN108796481A (en) | 2018-07-20 | 2018-07-20 | A kind of galvanizing chrome-free tanning agent |
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| CN (1) | CN108796481A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537012A (en) * | 2019-01-23 | 2019-03-29 | 安徽启明表面技术有限公司 | Chromium-free deactivation preparation of zinc coat and preparation method thereof |
| CN109735182A (en) * | 2019-01-26 | 2019-05-10 | 宁波市鄞州艾博化工科技有限公司 | A kind of high anti-corrosion anticorrosion galvanizing layer sealer |
| CN109957093A (en) * | 2019-03-26 | 2019-07-02 | 武汉迪赛环保新材料股份有限公司 | A kind of superhigh cross-linking degree aqueous polyurethane, a kind of galvanized sheet surface treatment liquid and preparation method thereof |
| CN111676472A (en) * | 2020-06-15 | 2020-09-18 | 武汉迪赛环保新材料股份有限公司 | Chromium-free passivator with high corrosion resistance for batch hot galvanizing |
| CN111777879A (en) * | 2020-05-20 | 2020-10-16 | 德锡化学(山东)有限公司 | Water-soluble high-temperature-resistant sealing agent and preparation method thereof |
| CN111962082A (en) * | 2020-08-11 | 2020-11-20 | 湖北工程学院 | Green and environment-friendly copper foil antioxidant and anti-oxidation process using same |
| CN113293365A (en) * | 2021-03-31 | 2021-08-24 | 无锡伊佩克科技有限公司 | Chromium-free passivator with high corrosion resistance for batch hot galvanizing |
| CN115161625A (en) * | 2022-07-07 | 2022-10-11 | 无锡伊佩克科技有限公司 | Chromium-free passivator and passivation method thereof on galvanized iron tower member |
Citations (1)
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| CN103122157A (en) * | 2011-11-18 | 2013-05-29 | 攀钢集团研究院有限公司 | Metal protecting coating and hot-dipped metal material |
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2018
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103122157A (en) * | 2011-11-18 | 2013-05-29 | 攀钢集团研究院有限公司 | Metal protecting coating and hot-dipped metal material |
Non-Patent Citations (2)
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| 刘汇玲: "热镀锌用无铬钝化剂研究进展", 《世界有色金属》 * |
| 张慧敏 等: "热镀锌钢板无铬钝化膜的改性及其耐蚀性能", 《材料保护》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537012A (en) * | 2019-01-23 | 2019-03-29 | 安徽启明表面技术有限公司 | Chromium-free deactivation preparation of zinc coat and preparation method thereof |
| CN109735182A (en) * | 2019-01-26 | 2019-05-10 | 宁波市鄞州艾博化工科技有限公司 | A kind of high anti-corrosion anticorrosion galvanizing layer sealer |
| CN109957093A (en) * | 2019-03-26 | 2019-07-02 | 武汉迪赛环保新材料股份有限公司 | A kind of superhigh cross-linking degree aqueous polyurethane, a kind of galvanized sheet surface treatment liquid and preparation method thereof |
| CN109957093B (en) * | 2019-03-26 | 2021-12-14 | 武汉迪赛环保新材料股份有限公司 | Ultrahigh-crosslinking-degree waterborne polyurethane, galvanized sheet surface treatment liquid and preparation method thereof |
| CN111777879A (en) * | 2020-05-20 | 2020-10-16 | 德锡化学(山东)有限公司 | Water-soluble high-temperature-resistant sealing agent and preparation method thereof |
| CN111676472A (en) * | 2020-06-15 | 2020-09-18 | 武汉迪赛环保新材料股份有限公司 | Chromium-free passivator with high corrosion resistance for batch hot galvanizing |
| CN111676472B (en) * | 2020-06-15 | 2022-04-22 | 武汉迪赛环保新材料股份有限公司 | Chromium-free passivator with high corrosion resistance for batch hot galvanizing |
| CN111962082A (en) * | 2020-08-11 | 2020-11-20 | 湖北工程学院 | Green and environment-friendly copper foil antioxidant and anti-oxidation process using same |
| CN113293365A (en) * | 2021-03-31 | 2021-08-24 | 无锡伊佩克科技有限公司 | Chromium-free passivator with high corrosion resistance for batch hot galvanizing |
| CN115161625A (en) * | 2022-07-07 | 2022-10-11 | 无锡伊佩克科技有限公司 | Chromium-free passivator and passivation method thereof on galvanized iron tower member |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |