CN108948981A - Acidproof solid lubricating coating and nut - Google Patents
Acidproof solid lubricating coating and nut Download PDFInfo
- Publication number
- CN108948981A CN108948981A CN201810804805.XA CN201810804805A CN108948981A CN 108948981 A CN108948981 A CN 108948981A CN 201810804805 A CN201810804805 A CN 201810804805A CN 108948981 A CN108948981 A CN 108948981A
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- China
- Prior art keywords
- weight
- parts
- coating
- nut
- solid lubricating
- 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
-
- 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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- 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
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Lubricants (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to acidproof solid lubricating coating and nuts, including ethylene-tetrafluoroethylene 1-42 parts by weight, polytrifluorochloroethylene 1-33 parts by weight, calcirm-fluoride 1-35 parts by weight, fluorographite 1-6 parts by weight and polyureas alkane 1-8 parts by weight, vinyl butyral resin 1-35 parts by weight, unsaturated polyester resin 2-43 parts by weight, vinylite 1-25 parts by weight and polyimide resin 1-15 parts by weight and additive.Contain solid lubricant coating in the surface covering of nut, the solid lubricant coating is obtained by being sintered after above-mentioned solid lubricating coating spraying or dip-coating.After making nut overlay using acidproof solid lubricating coating of the invention, nut can be resistance to acid attack 96 hours in 31% hydrochloric acid, 45% sulfuric acid and 55% nitric acid, resistance to acid attack 48 hours in 25% hydrofluoric acid, greatly extend the service life of nut, reduce the maintenance maintenance cost of enterprise.
Description
[technical field]
The present invention relates to solid lubricating coating and nuts, and in particular to acidproof solid lubricating coating and nut.
[background technique]
Nut application field is very extensive, is almost applied to the various aspects of industrial circle, right also because of application environment difference
Solid lubrication coat nut under varying environment proposes different requirements.Patent document 201310124180.X is disclosed
A kind of nut and its application method with solid lubrication coat, the effect that the prior art reaches are that nut torque coefficient exists
Between 0.1-0.13 between 0.14-0.17.In the environment of reality, use of the prior art in various sour gas environment
Effect is then obvious insufficient, and the prior art is made of nut metallic matrix, hot galvanizing and solid lubricant coating, in 31% dense salt
Acid environment floating coat longest splitting time was at 2 minutes, in 25% hydrofluoric acid environment floating coat longest splitting time at 0.5 minute,
In 45% sulphuric acid environment floating coat longest splitting time at 1 minute, in 55% nitric acid environment floating coat longest splitting time at 1 point
Clock.
[summary of the invention]
The purpose of the present invention is to provide a kind of can to stablize the solid lubrication for keeping former torque coefficient in acidic environment
Coating makes nut that can still stablize the former torque coefficient of holding in acidic environment using after the solid lubricating coating.
To achieve the goals above, a kind of solid lubricating coating is provided, comprising:
Host component: ethylene-tetrafluoroethylene 1-42 parts by weight, polytrifluorochloroethylene 1-33 parts by weight, calcirm-fluoride 1-35 weight
Part, fluorographite 1-6 parts by weight and polyureas alkane 1-8 parts by weight are measured,
Compound resin component: vinyl butyral resin 1-35 parts by weight, unsaturated polyester resin 2-43 parts by weight, vinyl
Resin 1-25 parts by weight and polyimide resin 1-15 parts by weight,
Additive: corrosion inhibitor 0.1-3 parts by weight, antisettling agent 0.1-3 parts by weight, are divided at stabilizer 0.1-4 parts by weight
Powder 0.1-2 parts by weight, wetting agent 0.1-3 parts by weight and drier 0.1-5 parts by weight,
Diluent.
Further, the diluent preferably uses one of dimethylbenzene, cyclohexanone, dimethylethanolamine or more
Kind.
It is 20-48 seconds that diluent dosage, which preferably controls solid lubricating coating in delivery time of the 2# flow cup at 26 DEG C,.
The invention further relates to a kind of nut, solid lubricant coating, the solid lubrication are contained in the surface covering of nut
Coating is obtained by being sintered after above-mentioned solid lubricating coating spraying or dip-coating.
Above-mentioned nut also has following prioritization scheme:
The thickness of solid lubricant coating is at 8-18 microns.
The surface covering from outward appearance to inner essence successively includes:
A. solid lubricant coating,
B. phosphate coating.
The phosphate coating thickness is preferably at 6-8 microns.
After making nut overlay using acidproof solid lubricating coating of the invention, nut can 31% hydrochloric acid, 45%
Resistance to acid attack 96 hours in sulfuric acid and 55% nitric acid, resistance to acid attack 48 hours in 25% hydrofluoric acid greatly extend making for nut
With the service life, reduce the maintenance maintenance cost of enterprise.
[specific embodiment]
In order to make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is carried out further detailed
Explanation.The specific embodiments described herein are merely illustrative of the present invention, is not intended to limit the present invention.
Embodiment is for solid lubrication coat nut in actual use to the special of the perishable environment such as acidity
It is required that by acid resistance solid lubricant ethylene-tetrafluoroethylene (ETFE), polytrifluorochloroethylene (PCTFF), calcirm-fluoride,
Fluorographite, polyureas alkane etc. are component element, are combined, optimize, and one kind, which is made, not only has greasy property but also have excellent
The solid lubricating coating of acidproof speciality realizes between torque coefficient range 0.08-0.17, while realizing perishable in acidity etc.
The Anticorrosion Problems of environment extend the service life of nut.
Acidproof nut solid lubricating coating is by the acid resistance solid lubricant ethylene-tetrafluoro second excellent to acid resistance
It is main matter that alkene (ETFE), polytrifluorochloroethylene (PCTFF), calcirm-fluoride, fluorographite, polyureas alkane etc., which are component element, is mixed
The preferable acid-proof of compatibility is obtained after conjunction and has excellent performance composite granule, then is answered what composite granule was added to that acid-proof erosion has excellent performance
Unsaturated polyester resin, vinylite, in polyimide resin, the profit of anti-acid etching is made in resin vinyl butyral resin
Sliding coating.
Phosphate coating production
Make phosphate coating in nut table wheat flour, production process according to national standards carries out the manufacture craft of phosphate coat.It applies
6-8 microns of thickness degree.
The production of resistance to acid attack solid lubricant coating
Resistance to acid attack solid lubricant host component: 42 grams of ethylene-tetrafluoroethylene (ETFE), polytrifluorochloroethylene (PCTFF)
23 grams, 5 grams of calcirm-fluoride, 4 grams of fluorographite, 6 grams of polyureas alkane.
Compound resin component: 34 grams of vinyl butyral resin, 15 grams of vinylite, gathers 43 grams of unsaturated polyester resin
13 grams of imide resin.
Resistance to acid attack solid lubricating coating additive: 0.3 gram of corrosion inhibitor, 1.4 grams of stabilizer, 2 grams of antisettling agent, dispersion
2 grams of agent, 3 grams of wetting agent, 4 grams of drier.
Diluent: 28 DEG C of temperature, 68 grams of dimethylbenzene, 74 grams of cyclohexanone, material viscosity was at 25 seconds.
Nut spraying or dip-coating resistance to acid attack solid lubricating coating
After spraying or dip-coating resistance to acid attack solid lubricating coating nut, coating uniform, the lubricant coating of consistency of thickness are obtained.It is thick
Degree control is at 8-18 microns.
Nut high temperature sintering
By coating uniform, the nut of consistency of thickness is put into sintering furnace and is sintered.
Above-mentioned nut is tested for the property:
Claims (7)
1. a kind of solid lubricating coating, it is characterised in that include:
Host component: ethylene-tetrafluoroethylene 1-42 parts by weight, polytrifluorochloroethylene 1-33 parts by weight, calcirm-fluoride 1-35 parts by weight,
Fluorographite 1-6 parts by weight and polyureas alkane 1-8 parts by weight,
Compound resin component: vinyl butyral resin 1-35 parts by weight, unsaturated polyester resin 2-43 parts by weight, vinylite
1-25 parts by weight and polyimide resin 1-15 parts by weight,
Additive: corrosion inhibitor 0.1-3 parts by weight, stabilizer 0.1-4 parts by weight, antisettling agent 0.1-3 parts by weight, dispersing agent
0.1-2 parts by weight, wetting agent 0.1-3 parts by weight and drier 0.1-5 parts by weight,
Diluent.
2. solid lubricating coating as described in claim 1, it is characterised in that the diluent using dimethylbenzene, cyclohexanone,
One of dimethylethanolamine is a variety of.
3. solid lubricating coating as described in claim 1, it is characterised in that diluent dosage controls solid lubricating coating in 2#
Delivery time of the flow cup at 26 DEG C is 20-48 seconds.
4. a kind of nut, it is characterised in that contain solid lubricant coating, the solid lubricant coating in the surface covering of nut
It is obtained by being sintered after claim 1 ~ 3 any the solid lubricating coating spraying or dip-coating.
5. nut as claimed in claim 4, it is characterised in that the thickness of solid lubricant coating is at 8-18 microns.
6. nut as claimed in claim 4, it is characterised in that the surface covering from outward appearance to inner essence successively includes:
A. solid lubricant coating,
B. phosphate coating.
7. nut as claimed in claim 6, it is characterised in that phosphate coating thickness is at 6-8 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810804805.XA CN108948981A (en) | 2018-07-20 | 2018-07-20 | Acidproof solid lubricating coating and nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810804805.XA CN108948981A (en) | 2018-07-20 | 2018-07-20 | Acidproof solid lubricating coating and nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108948981A true CN108948981A (en) | 2018-12-07 |
Family
ID=64497904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810804805.XA Pending CN108948981A (en) | 2018-07-20 | 2018-07-20 | Acidproof solid lubricating coating and nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108948981A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114369442A (en) * | 2022-01-07 | 2022-04-19 | 无锡莱恩科技有限公司 | Single-component hot melt adhesive for lithium battery aluminum-plastic composite film and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104812836A (en) * | 2012-11-20 | 2015-07-29 | 纳幕尔杜邦公司 | Waterborne anticorrosion coating composition and process for providing corrosion-resistant coating on metal surface |
-
2018
- 2018-07-20 CN CN201810804805.XA patent/CN108948981A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104812836A (en) * | 2012-11-20 | 2015-07-29 | 纳幕尔杜邦公司 | Waterborne anticorrosion coating composition and process for providing corrosion-resistant coating on metal surface |
Non-Patent Citations (1)
| Title |
|---|
| 王毓民等: "《润滑材料与润滑技术》", 31 January 2005, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114369442A (en) * | 2022-01-07 | 2022-04-19 | 无锡莱恩科技有限公司 | Single-component hot melt adhesive for lithium battery aluminum-plastic composite film and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181207 |