CN105907183A - High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof - Google Patents
High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof Download PDFInfo
- Publication number
- CN105907183A CN105907183A CN201610420339.6A CN201610420339A CN105907183A CN 105907183 A CN105907183 A CN 105907183A CN 201610420339 A CN201610420339 A CN 201610420339A CN 105907183 A CN105907183 A CN 105907183A
- Authority
- CN
- China
- Prior art keywords
- shock resistance
- parts
- zinc powder
- liquid
- water
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/32—Cellulose ether-esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses high-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe. The high-flexibility shock resistance water-based dacromet coating liquid is prepared from, by weight, 20-30 parts of aluminum zinc powder, 1-2 parts of superfine emery powder, 3-5 parts of hydroxyethyl cellulose, 0.1-0.2 part of urotropin, 0.3-0.5 part of polyvinyl alcohol, 0.1-0.2 part of octenyl succinic anhydride, 0.3-0.5 part of butyl titanate, 0.3-0.5 part of a coupling agent of organic titanate TMC-201, 0.5-1 part of citric acid, 1-2 parts of potassium fluozirconate, 2-4 parts of EVA emulsion, 6-8 parts of absolute ethyl alcohol, 0.5-1 part of sodium lignin sulfonate and 40-60 parts of water. The dacromet coating liquid not only can form a coating with the high strength, good wear resistance and excellent corrosion resistance on the surface of a matrix to achieve the good protection effect, but also is high in adhesive force, good in stability and toughness and high in shock resistance, and has the higher practical value.
Description
Technical field
The present invention relates to Metal surface anti-corrosion paint field, particularly relate to a kind of pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid and preparation method thereof.
Background technology
Dacromet Technology is a kind of novel process for treating surface, by workpiece being directly immersed in the treatment fluid that zincilate, aluminium powder and chromic anhydride are primary raw material, or brush, spraying make treatment fluid adhere to surface of the work, then sintering is formed containing zinc, aluminium, the inorganic conversion film of chromium, thus protects surface of the work.Compared with traditional electroplating technology, Dacromet/steel has superpower corrosion resisting property and stability, and environment does not produce in process pollution.Owing to auto-parts have higher requirement for stability, solar heat protection, protection against the tide and anti-corrosion performance etc., Dacromet Technology have also been obtained in automobile industry and is widely applied.
But, Dacromet/steel is not completely " green coating ", can remaining minimal amount of Cr in Dacromet/steel6+, people and animals and plants are had the biggest toxic action, and ecological environment are caused certain pollution.And the corrosion resistance of the formed coating of chromium-free Dyclo masking liquid is substantially reduced, it is difficult to reach use demand.And, the mechanical performance of Dacromet/steel is poor, and low with the adhesion of base material, storage stability is the highest, which also limits its range of application.Therefore, exploitation can be formed at matrix surface has good mechanical properties and the chromium-free Dyclo masking liquid of corrosion proof firm coating, has the highest practical value and market potential.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid, it is to be prepared by the raw material of following weight parts:
Aluminium zinc powder 20-30, ultra-fine schmigel 1-2, hydroxyethyl cellulose 3-5, methenamine 0.1-0.2, polyvinyl alcohol 0.3-0.5, octenyl succinic acid anhydride 0.1-0.2, butyl titanate 0.3-0.5, titanate coupling agent TMC-201 0.3-0.5, citric acid 0.5-1, potassium fluorozirconate 1-2, EVA emulsion 2-4, absolute ethyl alcohol 6-8, sodium lignin sulfonate 0.5-1, water 40-60；
Wherein aluminium zinc powder is made up of aluminium powder and zinc powder mixing, and wherein aluminium powder is 1:5-1:2 with the weight ratio of zinc powder.
The preparation method of the pliable and tough shock resistance of the effective height of a kind of automobile exhaust aqueous Dacroment masking liquid, comprises the following steps:
(1) weigh raw material by weight, after first being mixed with ultra-fine schmigel, polyvinyl alcohol, methenamine by aluminium zinc powder, grind uniform modified aluminium zinc powder, add 80-90 DEG C of stirring 0.5-1h in the water of 1/3-1/2 amount, after cooling composite mortar；
(2) first octenyl succinic acid anhydride is mixed with absolute ethyl alcohol, add butyl titanate and titanate coupling agent TMC-201 stirs, be subsequently adding hydroxyethyl cellulose stirring 1-2h, obtain A liquid；Sodium lignin sulfonate is added in the water of surplus and be uniformly mixed, then pH is adjusted to 8-9, obtain B liquid；A liquid is slowly added dropwise in B liquid and stirs 3-5h, during keep pH between 8-9, temperature is 45-50 DEG C, after cooling, pH is adjusted to neutrality, obtains modified hydroxyethylcellulosadsorbing solution；
(3) it is sufficiently stirred for 0.5-1h after being mixed with remaining raw material by the modified hydroxyethylcellulosadsorbing solution in the composite mortar in (1), (2), obtains the pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid.
The invention have the advantage that
The present invention utilizes octenyl succinic acid anhydride, butyl titanate and titanate coupling agent that hydroxyethyl cellulose carries out compound graft modification, and compounding with the raw material such as ultra-fine schmigel, EVA emulsion obtain aqueous Dacroment masking liquid, after Overheating Treatment, play the collaborative coating function to aluminium zinc powder, and it is combined into organic network structure by crosslinked action, thus it is cross-linked to form, at substrate surface, the composite network structure coating that mechanical strength is high, adhesion is good, fine and close, the porosity of coating is low, surfacing, composition uniformly, have the protective action of excellence to base material.The Dacroment masking liquid that the present invention obtains can not only form at matrix surface that intensity is high, anti-wear performance is good, the coating of excellent anti-corrosion performance, plays good protective action, and adhesive force is high, good stability, pliability is good, and shock resistance is strong, has higher practical value.
Detailed description of the invention
A kind of pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid, it is to be prepared by the raw material of following weight parts:
Aluminium zinc powder 20, ultra-fine schmigel 1, hydroxyethyl cellulose 3, methenamine 0.1, polyvinyl alcohol 0.3, octenyl succinic acid anhydride 0.1, butyl titanate 0.3, titanate coupling agent
TMC-201 0.3, citric acid 0.5, potassium fluorozirconate 1, EVA emulsion 2, absolute ethyl alcohol 6, sodium lignin sulfonate 0.5, water 40；
Wherein aluminium zinc powder is made up of aluminium powder and zinc powder mixing, and wherein aluminium powder is 1:5 with the weight ratio of zinc powder.
The preparation method of the pliable and tough shock resistance of the effective height of a kind of automobile exhaust aqueous Dacroment masking liquid, comprises the following steps:
(1) weigh raw material by weight, after first being mixed with ultra-fine schmigel, polyvinyl alcohol, methenamine by aluminium zinc powder, grind uniform modified aluminium zinc powder, add 80 DEG C of stirring 0.5h in the water of 1/3 amount, after cooling composite mortar；
(2) first octenyl succinic acid anhydride is mixed with absolute ethyl alcohol, add butyl titanate and titanate coupling agent TMC-201 stirs, be subsequently adding hydroxyethyl cellulose stirring 1h, obtain A liquid；Sodium lignin sulfonate is added in the water of surplus and be uniformly mixed, then pH is adjusted to 8-9, obtain B liquid；A liquid is slowly added dropwise in B liquid and stirs 3h, during keep pH between 8-9, temperature is 45 DEG C, after cooling, pH is adjusted to neutrality, obtains modified hydroxyethylcellulosadsorbing solution；
(3) it is sufficiently stirred for 0.5h after being mixed with remaining raw material by the modified hydroxyethylcellulosadsorbing solution in the composite mortar in (1), (2), obtains the pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid.
The coating formed after above-mentioned prepared Dacroment masking liquid coating is carried out performance test, and result is as follows:
Hardness: 5H；
Salt spray resistance: >=1500h；
300 DEG C of humidity resistance life-span: >=240h；
Stability: can stably preserve more than three months under normal temperature.
Claims (2)
1. the pliable and tough shock resistance of the effective height of an automobile exhaust aqueous Dacroment masking liquid, it is characterised in that it is to be prepared by the raw material of following weight parts:
Aluminium zinc powder 20-30, ultra-fine schmigel 1-2, hydroxyethyl cellulose 3-5, methenamine 0.1-0.2, polyvinyl alcohol 0.3-0.5, octenyl succinic acid anhydride 0.1-0.2, butyl titanate 0.3-0.5, titanate coupling agent TMC-201 0.3-0.5, citric acid 0.5-1, potassium fluorozirconate 1-2, EVA emulsion 2-4, absolute ethyl alcohol 6-8, sodium lignin sulfonate 0.5-1, water 40-60；
Described aluminium zinc powder is mixed by aluminium powder and zinc powder and forms, and wherein aluminium powder is 1:5-1:2 with the weight ratio of zinc powder.
The preparation method of the pliable and tough shock resistance of the effective height of a kind of automobile exhaust the most according to claim 1 aqueous Dacroment masking liquid, it is characterised in that comprise the following steps:
(1) weigh raw material by weight, after first being mixed with ultra-fine schmigel, polyvinyl alcohol, methenamine by aluminium zinc powder, grind uniform modified aluminium zinc powder, add 80-90 DEG C of stirring 0.5-1h in the water of 1/3-1/2 amount, after cooling composite mortar；
(2) first octenyl succinic acid anhydride is mixed with absolute ethyl alcohol, add butyl titanate and titanate coupling agent TMC-201 stirs, be subsequently adding hydroxyethyl cellulose stirring 1-2h, obtain A liquid；Sodium lignin sulfonate is added in the water of surplus and be uniformly mixed, then pH is adjusted to 8-9, obtain B liquid；A liquid is slowly added dropwise in B liquid and stirs 3-5h, during keep pH between 8-9, temperature is 45-50 DEG C, after cooling, pH is adjusted to neutrality, obtains modified hydroxyethylcellulosadsorbing solution；
(3) it is sufficiently stirred for 0.5-1h after being mixed with remaining raw material by the modified hydroxyethylcellulosadsorbing solution in the composite mortar in (1), (2), obtains the pliable and tough shock resistance of the effective height of automobile exhaust aqueous Dacroment masking liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420339.6A CN105907183A (en) | 2016-06-12 | 2016-06-12 | High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610420339.6A CN105907183A (en) | 2016-06-12 | 2016-06-12 | High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105907183A true CN105907183A (en) | 2016-08-31 |
Family
ID=56750076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610420339.6A Pending CN105907183A (en) | 2016-06-12 | 2016-06-12 | High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105907183A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277022A (en) * | 2011-08-17 | 2011-12-14 | 南京工业大学 | Water-based chrome-free Dacromet coating solution and preparation method thereof |
| CN104387826A (en) * | 2014-11-03 | 2015-03-04 | 中国科学院金属研究所 | Single-component environment-friendly zinc-aluminum-silicon coating and preparation method of coating |
-
2016
- 2016-06-12 CN CN201610420339.6A patent/CN105907183A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277022A (en) * | 2011-08-17 | 2011-12-14 | 南京工业大学 | Water-based chrome-free Dacromet coating solution and preparation method thereof |
| CN104387826A (en) * | 2014-11-03 | 2015-03-04 | 中国科学院金属研究所 | Single-component environment-friendly zinc-aluminum-silicon coating and preparation method of coating |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105885546A (en) | Polyurethane-modified waterborne dacromet coating solution for automobile spring and preparation method of coating solution | |
| EP1404894B1 (en) | Corrosion resistant coatings for aluminum and aluminum alloys | |
| WO2017028373A1 (en) | Water-based heavy-anticorrosion single-component primer for rusty surface and preparation method and application thereof | |
| KR101865092B1 (en) | Anti-corrosion water-soluble paint and varnish composition | |
| CN109252150B (en) | Solvent method batch hot galvanizing environmental protection passivating solution and its preparation and application | |
| CN103666201A (en) | Long-acting acid-base resistant solvent-free anticorrosive paint as well as preparation method and application thereof | |
| CN1259553A (en) | Protective coating | |
| CN104419226A (en) | Stabilized coating for surface rust layer of weatherproof steel | |
| CN1210874A (en) | Inorganic coating | |
| CN107435144A (en) | Silane vitrified agent, vitrification working solution and the method for preparing silane vitrified agent | |
| CN104357848A (en) | Environment-friendly steel surface anti-rust agent and preparation method thereof | |
| CN105017921A (en) | Oily-to-aqueous epoxy anti-rust prime coat and preparation method thereof | |
| CN105885548A (en) | Alkyl ketene dimer modified waterborne dacromet coating solution for automobile spring and preparation method of coating solution | |
| CN105860615A (en) | Calcium sulfate whisker modified water-based Dacromet coating bath for automotive spring and preparing method thereof | |
| CN105860614A (en) | High-gloss scratch-resistant water-based Dacromet coating bath for automotive chassis and preparing method thereof | |
| CN105968895A (en) | Abrasion-resistant and scratch-resistant waterborne Dacromet coating liquid for automotive chassis and preparation method of Dacromet coating liquid | |
| CN105860613A (en) | Nanometer barite powder-terpene resin composite waterborne Dacromet coating solution and preparation method thereof | |
| CN105907183A (en) | High-flexibility shock resistance water-based dacromet coating liquid for automobile vent pipe and preparation method thereof | |
| CN105885485A (en) | Waterproof oil-resistant waterborne dacromet coating solution for automobile exhaust pipe and preparation method of coating solution | |
| CN106046872A (en) | Microcrystalline graphite-tannin extract composite waterborne Dacromet coating liquid and preparation method thereof | |
| CN106084911A (en) | A kind of automobile chassis low temperature resistant aqueous Dacroment masking liquid and preparation method thereof | |
| CN1114665C (en) | Zinc base water soluble anti-corrosion paint for metal surface and its prepn. method | |
| CN115074714A (en) | Composite conversion coating treatment solution for surface of tinned plate and process for preparing conversion coating by using treatment solution | |
| CN107384128A (en) | A kind of novel aqueous asphalt anticorrosion paint | |
| CN105885484A (en) | High-temperature-resistant anti-aging waterborne dacromet coating solution for automobile exhaust pipe and preparation method of coating solution |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |