CN109135465A - A kind of fume pipeline corrosion resistant coating - Google Patents
A kind of fume pipeline corrosion resistant coating Download PDFInfo
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- CN109135465A CN109135465A CN201810787987.4A CN201810787987A CN109135465A CN 109135465 A CN109135465 A CN 109135465A CN 201810787987 A CN201810787987 A CN 201810787987A CN 109135465 A CN109135465 A CN 109135465A
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- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of 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
-
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
- 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
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
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- 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 a kind of fume pipeline corrosion resistant coating, are made of following substance: acrylic resin, epoxy resin, C9 Petropols, n-amyl alcohol, nonylphenol polyoxyethylene ether, methyl-etherified hexamethylol melamine resin, functional additive, wetting agent, defoaming agent, levelling agent, antioxidant.The present invention optimizes the raw material components for improving coating, effectively improves its synthesis using quality, this coating adhesion, spreadability are strong, and heatproof, rotproofness are good, the great market competitiveness and application value good to the protective of fume pipeline.
Description
Technical field
The present invention relates to a kind of coating, and in particular to a kind of fume pipeline corrosion resistant coating.
Background technique
Fume pipeline is the structure that must be set in modern kitchen, and its purpose is to arrange oil smoke, steam etc. out of room
Out, pleasant feeling when cleanliness and people in kitchen are cooked is improved.Fume pipeline is usually by gold such as stainless steel, aluminium and alloys
Belong to material to be process, although such material has certain corrosion resistant ability, but still the erosion that can be corroded causes the decline in service life
With instable increase.It needs constantly to improve.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of fume pipeline corrosion resistant coating is provided.
The present invention is achieved by the following technical solutions:
A kind of fume pipeline corrosion resistant coating, is made of the substance of following parts by weight:
40 ~ 44 parts of acrylic resins, 6 ~ 9 parts of epoxy resin, 4 ~ 7 parts of C9 Petropols, 28 ~ 32 parts of n-amyl alcohols, 9 ~ 12 parts of nonyls
Phenol polyethenoxy ether, 12 ~ 16 parts of methyl-etherified hexamethylol melamine resins, 5 ~ 8 parts of functional additives, 0.2 ~ 0.5 part of wetting
Agent, 0.5 ~ 1.5 part of defoaming agent, 0.3 ~ 0.6 part of levelling agent, 0.3 ~ 0.6 part of antioxidant.
Preferably, it is made of the substance of following parts by weight:
42 parts of acrylic resins, 8 parts of epoxy resin, 6 parts of C9 Petropols, 30 parts of n-amyl alcohols, 11 parts of nonylphenol polyoxyethylene ether,
14 parts of methyl-etherified hexamethylol melamine resins, 7 parts of functional additives, 0.4 part of wetting agent, 1 part of defoaming agent, 0.5 part of levelling
Agent, 0.4 part of antioxidant.
Further, the preparation method of the functional additive includes the following steps:
(1) starch, water are carried out mixing according to weight ratio 1:7 ~ 9 to be put into reaction kettle, heating keeps the temperature in reaction kettle
It is 79 ~ 83 DEG C, after high-speed stirred handles 30 ~ 35min, then the phosphoric acid solution of its gross mass 5%, high-speed stirring is added dropwise into reaction kettle
After mixing 1 ~ 1.5h of processing, taking-up, which is poured into ethyl alcohol, to be precipitated, and after then being rinsed one time with deionized water, using vacuum filtration, is dried
It is spare that reactant A is obtained after dry-cure；
(2) step (1) resulting reactant A is put into reaction kettle, be then added its gross mass 3000 ~ 3200% go from
Sub- water, 3 ~ 4% ammonium persulfate, 165 ~ 175% styrene, 180 ~ 185% Butyl Acrylate Monomer, 24 ~ 28% chitosan,
7 ~ 10% nano silica, 11 ~ 15% aluminate coupling agent, 2 ~ 4% sodium pyrophosphate, 4 ~ 6% ethylenediamine tetra-acetic acid two
Sodium, after being ultrasonically treated 4 ~ 6h, taking-up is poured into ethyl alcohol and is precipitated, after then being rinsed one time with deionized water, using vacuum filtration,
After drying and processing to obtain the final product.
Further, the mass fraction in phosphoric acid solution as described in step (1) is 20 ~ 23%.
Further, the granular size of nano silica described in step (2) is 20 ~ 50nm.
Further, ultrasonic frequency when ultrasonic treatment described in step (2) is 450 ~ 500kHz, is ultrasonically treated the phase
Between also heating keep reaction kettle in temperature be 75 ~ 80 DEG C.
Further, the wetting agent is fatty acid or aliphatic ester sulfate.
Further, the defoaming agent is organic silicon defoamer.
Further, the levelling agent is levelling agent 370.
Further, the antioxidant is antioxidant 1010.
The mode for enhancing the metal materials corrosion resistant performances such as stainless steel, aluminium and alloy is more, wherein using coating coating processing
Mode it is relatively conventional, be material surface formed a protective coating, thus play isolation or reduce corrosion effect.
The present invention provides a kind of corrosion resistant coating, can be obviously improved the corrosion resistant ability of metal material, wherein using acrylic resin,
Epoxy resin, C9 Petropols, methyl-etherified hexamethylol melamine resin are used in combination jointly, effectively improve resin base
Whole temperature tolerance, spreadability, caking property, water resistance etc. in order to further improve the quality of coating, and is added to a kind of special
Functional additive ingredient, be with reactant A styrene, Butyl Acrylate Monomer, chitosan, nano silica,
The ingredients such as aluminate coupling agent carry out compound, the filling-modified hydrolysis of the cooperation such as a kind of manufactured chitosan, nano silica
Starch-grafted styrene/acrylic acrylate copolymer, this copolymer have good surface reaction activity, can be good at being promoted
The consistency and Adhering capacity of paint coatings improve the affine combination characteristic between coating entirety and metal material surface, in turn
Improve protective capacities.
The present invention has the advantage that compared with prior art
The present invention optimizes the raw material components for improving coating, effectively improves its synthesis and uses quality, this coating adhesion, paving
Malleability is strong, and heatproof, rotproofness are good, good to the protective of fume pipeline, the great market competitiveness and application value.
Specific embodiment
Embodiment 1
A kind of fume pipeline corrosion resistant coating, is made of the substance of following parts by weight:
40 parts of acrylic resins, 6 parts of epoxy resin, 4 parts of C9 Petropols, 28 parts of n-amyl alcohols, 9 parts of nonylphenol polyoxyethylene ether,
12 parts of methyl-etherified hexamethylol melamine resins, 5 parts of functional additives, 0.2 part of wetting agent, 0.5 part of defoaming agent, 0.3 part of stream
Flat agent, 0.3 part of antioxidant.
Further, the preparation method of the functional additive includes the following steps:
(1) starch, water are carried out mixing according to weight ratio 1:7 to be put into reaction kettle, the temperature in heating holding reaction kettle is
79 DEG C, after high-speed stirred handles 30min, then the phosphoric acid solution of its gross mass 5% is added dropwise into reaction kettle, high-speed stirred handles 1h
Afterwards, take out and pour into ethyl alcohol and precipitates, after then being rinsed one time with deionized water, using after vacuum filtration, drying and processing instead
Answer object A spare；
(2) step (1) resulting reactant A is put into reaction kettle, be then added its gross mass 3000% deionized water,
3% ammonium persulfate, 165% styrene, 180% Butyl Acrylate Monomer, 24% chitosan, 7% nano silica,
11% aluminate coupling agent, 2% sodium pyrophosphate, 4% disodium ethylene diamine tetraacetate, after being ultrasonically treated 4h, ethyl alcohol is poured into taking-up
Middle precipitating, after then being rinsed one time with deionized water, using vacuum filtration, after drying and processing to obtain the final product.
Further, the mass fraction in phosphoric acid solution as described in step (1) is 20%.
Further, the granular size of nano silica described in step (2) is 20 ~ 50nm.
Further, ultrasonic frequency when ultrasonic treatment described in step (2) is 450kHz, is gone back during ultrasonic treatment
It is 75 DEG C that heating, which keeps the temperature in reaction kettle,.
Further, the wetting agent is fatty acid.
Further, the defoaming agent is organic silicon defoamer.
Further, the levelling agent is levelling agent 370.
Further, the antioxidant is antioxidant 1010.
Embodiment 2
A kind of fume pipeline corrosion resistant coating, is made of the substance of following parts by weight:
42 parts of acrylic resins, 8 parts of epoxy resin, 6 parts of C9 Petropols, 30 parts of n-amyl alcohols, 11 parts of nonylphenol polyoxyethylene ether,
14 parts of methyl-etherified hexamethylol melamine resins, 7 parts of functional additives, 0.4 part of wetting agent, 1 part of defoaming agent, 0.5 part of levelling
Agent, 0.4 part of antioxidant.
Further, the preparation method of the functional additive includes the following steps:
(1) starch, water are carried out mixing according to weight ratio 1:8 to be put into reaction kettle, the temperature in heating holding reaction kettle is
80 DEG C, after high-speed stirred handles 33min, then the phosphoric acid solution of its gross mass 5% is added dropwise into reaction kettle, high-speed stirred processing
After 1.3h, taking-up, which is poured into ethyl alcohol, to be precipitated, after then being rinsed one time with deionized water, after vacuum filtration, drying and processing
It is spare to obtain reactant A；
(2) step (1) resulting reactant A is put into reaction kettle, be then added its gross mass 3100% deionized water,
3.5% ammonium persulfate, 170% styrene, 183% Butyl Acrylate Monomer, 26% chitosan, 9% nanometer titanium dioxide
Silicon, 13% aluminate coupling agent, 3% sodium pyrophosphate, 5% disodium ethylene diamine tetraacetate, be ultrasonically treated 5h after, taking-up is poured into
Precipitated in ethyl alcohol, after then being rinsed one time with deionized water, using vacuum filtration, after drying and processing to obtain the final product.
Further, the mass fraction in phosphoric acid solution as described in step (1) is 22%.
Further, the granular size of nano silica described in step (2) is 20 ~ 50nm.
Further, ultrasonic frequency when ultrasonic treatment described in step (2) is 480kHz, is gone back during ultrasonic treatment
It is 77 DEG C that heating, which keeps the temperature in reaction kettle,.
Further, the wetting agent is fatty acid.
Further, the defoaming agent is organic silicon defoamer.
Further, the levelling agent is levelling agent 370.
Further, the antioxidant is antioxidant 1010.
Embodiment 3
A kind of fume pipeline corrosion resistant coating, is made of the substance of following parts by weight:
44 parts of acrylic resins, 9 parts of epoxy resin, 7 parts of C9 Petropols, 32 parts of n-amyl alcohols, 12 parts of nonylphenol polyoxyethylene ether,
16 parts of methyl-etherified hexamethylol melamine resins, 8 parts of functional additives, 0.5 part of wetting agent, 1.5 parts of defoaming agents, 0.6 part of stream
Flat agent, 0.6 part of antioxidant.
Further, the preparation method of the functional additive includes the following steps:
(1) starch, water are carried out mixing according to weight ratio 1:9 to be put into reaction kettle, the temperature in heating holding reaction kettle is
83 DEG C, after high-speed stirred handles 35min, then the phosphoric acid solution of its gross mass 5% is added dropwise into reaction kettle, high-speed stirred processing
After 1.5h, taking-up, which is poured into ethyl alcohol, to be precipitated, after then being rinsed one time with deionized water, after vacuum filtration, drying and processing
It is spare to obtain reactant A；
(2) step (1) resulting reactant A is put into reaction kettle, be then added its gross mass 3200% deionized water,
4% ammonium persulfate, 175% styrene, 185% Butyl Acrylate Monomer, 28% chitosan, 10% nano silica,
15% aluminate coupling agent, 4% sodium pyrophosphate, 6% disodium ethylene diamine tetraacetate, after being ultrasonically treated 6h, ethyl alcohol is poured into taking-up
Middle precipitating, after then being rinsed one time with deionized water, using vacuum filtration, after drying and processing to obtain the final product.
Further, the mass fraction in phosphoric acid solution as described in step (1) is 23%.
Further, the granular size of nano silica described in step (2) is 20 ~ 50nm.
Further, ultrasonic frequency when ultrasonic treatment described in step (2) is 500kHz, is gone back during ultrasonic treatment
It is 80 DEG C that heating, which keeps the temperature in reaction kettle,.
Further, the wetting agent is aliphatic ester sulfate.
Further, the defoaming agent is organic silicon defoamer.
Further, the levelling agent is levelling agent 370.
Further, the antioxidant is antioxidant 1010.
Comparative example 1
This comparative example 1 compared with Example 2, in the preparation of functional additive, eliminates step (1) processing, in addition to this
Method and step it is all the same.
Comparative example 2
This comparative example 2 compared with Example 2, eliminates functional additive ingredient, and method and step in addition to this is all the same.
In order to compare effect of the present invention, select with aluminum alloy materials made of a batch as experimental subjects, respectively with above-mentioned
Embodiment 2, comparative example 1, the corresponding coating of comparative example 2 carry out coating processing, carry out performance to it after the completion of solidification
Test, specific correlation data are as shown in table 1 below:
Table 1
Note: above corrosion potential described in table 1 and corrosion current density are obtained by electro-chemical test, and concrete mode is
Using the aluminium alloy after alignment processing as working electrode, using platinum electrode as auxiliary electrode, with mercuric oxide electrode and saturation calomel
For electrode as reference electrode, electrolytic solution is the NaCl solution of mass fraction 4.5%, measures the tower of different aluminum alloys electrode samples
Fei Er curve, the surface sweeping range for controlling test potential is open circuit potential ± 1.5V, and scan frequency is set as 0.5mV/s, thus
Corrosion potential and corrosion current density out；The weight loss is that aluminium alloy carries out NaCl solution immersion in fact to treated
Test, to further demonstrate that its corrosion resistance characteristic, specifically will corresponding aluminium alloy be processed into identical volume size (length, width and height are as follows:
10cm × 5 cm × 5cm), it is then immersed in the NaCl neutral solution that mass fraction is 7%, its corrosion is detected after impregnating 5 days and is lost
Weight.
Coating of the present invention can significantly improve the corrosion resistant ability of metal material it can be seen from upper table 1, effective to extend
Its service life, the great market competitiveness and application value.
Claims (10)
1. a kind of fume pipeline corrosion resistant coating, which is characterized in that be made of the substance of following parts by weight:
40 ~ 44 parts of acrylic resins, 6 ~ 9 parts of epoxy resin, 4 ~ 7 parts of C9 Petropols, 28 ~ 32 parts of n-amyl alcohols, 9 ~ 12 parts of nonyls
Phenol polyethenoxy ether, 12 ~ 16 parts of methyl-etherified hexamethylol melamine resins, 5 ~ 8 parts of functional additives, 0.2 ~ 0.5 part of wetting
Agent, 0.5 ~ 1.5 part of defoaming agent, 0.3 ~ 0.6 part of levelling agent, 0.3 ~ 0.6 part of antioxidant.
2. a kind of fume pipeline corrosion resistant coating according to claim 1, which is characterized in that by the substance of following parts by weight
It is made:
42 parts of acrylic resins, 8 parts of epoxy resin, 6 parts of C9 Petropols, 30 parts of n-amyl alcohols, 11 parts of nonylphenol polyoxyethylene ether,
14 parts of methyl-etherified hexamethylol melamine resins, 7 parts of functional additives, 0.4 part of wetting agent, 1 part of defoaming agent, 0.5 part of levelling
Agent, 0.4 part of antioxidant.
3. a kind of fume pipeline corrosion resistant coating according to claim 1 or 2, which is characterized in that the functional additive
Preparation method include the following steps:
(1) starch, water are carried out mixing according to weight ratio 1:7 ~ 9 to be put into reaction kettle, heating keeps the temperature in reaction kettle
It is 79 ~ 83 DEG C, after high-speed stirred handles 30 ~ 35min, then the phosphoric acid solution of its gross mass 5%, high-speed stirring is added dropwise into reaction kettle
After mixing 1 ~ 1.5h of processing, taking-up, which is poured into ethyl alcohol, to be precipitated, and after then being rinsed one time with deionized water, using vacuum filtration, is dried
It is spare that reactant A is obtained after dry-cure；
(2) step (1) resulting reactant A is put into reaction kettle, be then added its gross mass 3000 ~ 3200% go from
Sub- water, 3 ~ 4% ammonium persulfate, 165 ~ 175% styrene, 180 ~ 185% Butyl Acrylate Monomer, 24 ~ 28% chitosan,
7 ~ 10% nano silica, 11 ~ 15% aluminate coupling agent, 2 ~ 4% sodium pyrophosphate, 4 ~ 6% ethylenediamine tetra-acetic acid two
Sodium, after being ultrasonically treated 4 ~ 6h, taking-up is poured into ethyl alcohol and is precipitated, after then being rinsed one time with deionized water, using vacuum filtration,
After drying and processing to obtain the final product.
4. a kind of fume pipeline corrosion resistant coating according to claim 3, which is characterized in that phosphorus as described in step (1)
Mass fraction in acid solution is 20 ~ 23%.
5. a kind of fume pipeline corrosion resistant coating according to claim 3, which is characterized in that step is received described in (2)
The granular size of rice silica is 20 ~ 50nm.
6. a kind of fume pipeline corrosion resistant coating according to claim 3, which is characterized in that surpass described in step (2)
Ultrasonic frequency when sonication is 450 ~ 500kHz, and also heating during ultrasonic treatment and keeping the temperature in reaction kettle is 75 ~ 80
℃。
7. a kind of fume pipeline corrosion resistant coating according to claim 1 or 2, which is characterized in that the wetting agent is
Fatty acid or aliphatic ester sulfate.
8. a kind of fume pipeline corrosion resistant coating according to claim 1 or 2, which is characterized in that the defoaming agent is
Organic silicon defoamer.
9. a kind of fume pipeline corrosion resistant coating according to claim 1 or 2, which is characterized in that the levelling agent is
Levelling agent 370.
10. a kind of fume pipeline corrosion resistant coating according to claim 1 or 2, which is characterized in that the antioxidant
For antioxidant 1010.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810787987.4A CN109135465A (en) | 2018-07-18 | 2018-07-18 | A kind of fume pipeline corrosion resistant coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810787987.4A CN109135465A (en) | 2018-07-18 | 2018-07-18 | A kind of fume pipeline corrosion resistant coating |
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| Publication Number | Publication Date |
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| CN109135465A true CN109135465A (en) | 2019-01-04 |
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| CN201810787987.4A Withdrawn CN109135465A (en) | 2018-07-18 | 2018-07-18 | A kind of fume pipeline corrosion resistant coating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041796A (en) * | 2019-04-02 | 2019-07-23 | 安徽省欣雨环卫机械有限公司 | A kind of electronic automobile-used acid and alkali-resistance coating of environmental sanitation and preparation method thereof |
-
2018
- 2018-07-18 CN CN201810787987.4A patent/CN109135465A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041796A (en) * | 2019-04-02 | 2019-07-23 | 安徽省欣雨环卫机械有限公司 | A kind of electronic automobile-used acid and alkali-resistance coating of environmental sanitation and preparation method thereof |
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Application publication date: 20190104 |