CN109627954A - A kind of self-lubrication polyurethane paint and enameled wire - Google Patents
A kind of self-lubrication polyurethane paint and enameled wire Download PDFInfo
- Publication number
- CN109627954A CN109627954A CN201811561369.4A CN201811561369A CN109627954A CN 109627954 A CN109627954 A CN 109627954A CN 201811561369 A CN201811561369 A CN 201811561369A CN 109627954 A CN109627954 A CN 109627954A
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- Prior art keywords
- self
- lubrication
- paint
- polyurethane paint
- polyurethane
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/16—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying
- H01B13/165—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying by spraying
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Organic Insulating Materials (AREA)
Abstract
The technical program provides a kind of self-lubrication polyurethane paint and its enameled wire, the polyurethane paint ingredient include, as mass fraction: polyurethane resin 30~50%, cresols 10~50%, aromatic solvent naphtha 5~40%, high temperature resistant paraffin 0.1~6%；The enameled wire successively includes conductor thread core, Insulation primer layer and self-lubricating paint layer from the inside to the outside, and the self-lubricating paint layer is to form prepared by above-mentioned self-lubrication polyurethane paint；Polyurethane paint described in the technical program adds high temperature resistant paraffin in traditional polyurethane resin, can be effectively reduced its confficient of static friction, and have good thermal stability.
Description
Technical field
The technical program belongs to enameled wire technical field, in particular to a kind of self-lubrication polyurethane paint and enameled wire.
Background technique
Enameled wire is widely used in the products such as motor, transformer as Fundamental Theory of Electrical Engineering material, and wherein polyurethane enamel-cover is main
Applied to low-power machine, motor manufacturing process has winding process, easily molded when for coiling, reduces the damage of winding process paint film
Undesirable generation is general to apply nylon layer using in paint film outermost layer.But due to nylon, its temperature classification is low (generally 130 grades),
Enameled wire thermal level is impacted after applying nylon, and motor manufacturing process needs dipping lacquer after the completion in order to ensure the reliability coiling of motor,
In recent years to improve environment, start gradually to be changed to water paint dipping, but water paint drying needs higher temperature than former impregnating varnish
Actual needs is no longer satisfied with the technique of longer time, former nylon lacquer coat.In addition it is baked by enameled wire manufacturing process
The limitation of process, nylon paint can only be low admittedly containing (generally 6~8%), and the use of a large amount of organic solvent is not environmentally.
Summary of the invention
The purpose of the technical program is to provide a kind of self-lubrication polyurethane paint and enameled wire, the self-lubrication polyurethane
Paint has good lubricity and thermal stability.
To achieve the above object, concrete measure is as described below to the technical program.
A kind of self-lubrication polyurethane paint, the polyurethane paint ingredient include, as mass fraction: polyurethane resin 30~
50%, cresols 10~50%, aromatic solvent naphtha 5~40%, high temperature resistant paraffin 0.1~6%.
Further, the polyurethane paint ingredient includes, as mass fraction: polyurethane resin 35~45%, cresols 20
~40%, aromatic solvent naphtha 10~30%, high temperature resistant paraffin 0.1~5%.
Further, decomposition temperature >=200 DEG C of the high temperature resistant paraffin.
A kind of self-lubrication polyurethane paint enameled wire, the enameled wire successively include conductor thread core, insulation bottom from the inside to the outside
Paint layer and self-lubricating paint layer, the self-lubricating paint layer are to form prepared by self-lubrication polyurethane paint described above.
Further, the conductor thread core is thread core of aluminum or copper core.
Further, the enameled wire further includes paraffin lubricant layer, and the paraffin lubricant layer coats self-lubricating paint layer.
Further, the Insulation primer layer is polyurethane paint layer.
A kind of preparation process of self-lubrication polyurethane paint enameled wire, comprising the following steps:
(1) multiple drawing is carried out to conductor lines base, obtains the conductor thread core of φ 0.13mm~1.00mm；
(2) conductor thread core obtained to step (1) makes annealing treatment, and annealing temperature is 300~450 DEG C；
(3) to step (2), treated that compound wire core carries out painting Insulation primer；
(4) film curing processing is carried out to step (3) treated compound wire core, and solidification temperature is 300~450 DEG C；
(5) to step (4) treated compound wire core carries out coating self-lubricating paint layer；
(6) film curing processing is carried out to step (5) treated compound wire core, and solidification temperature is 300~450 DEG C；
(7) by step (6) treated compound wire core room temperature it is cooling after, the self-lubrication polyurethane is obtained after take-up
Paint enameled wire.
The technical program has the beneficial effect that self-lubrication polyurethane paint described in the technical program in traditional poly- ammonia
High temperature resistant paraffin is added in ester resin, can be effectively reduced its confficient of static friction, and resistance to height is added in traditional polyurethane resin
After fire stons wax, thermal decomposition initial temperature is greater than 200 DEG C, and weightless 50% temperature is greater than 400 DEG C, has good thermal stability；
Traditional nylon paint is substituted using the self-lubrication polyurethane paint in the technical program, cost can be effectively reduced, and
Product thermal level is not influenced using self-lubrication polyurethane paint；
Enameled wire described in the technical program successively includes conductor thread core, Insulation primer layer and self-lubricating paint from the inside to the outside
Layer, the self-lubricating paint layer are to form prepared by self-lubrication polyurethane paint described above, self-lubricating paint layer difference with
Traditional nylon layer and high temperature resistant paraffin layer, so that enameled wire in the technical program is guaranteeing self-lubrication and thermal stability
It also can guarantee other performance indicators simultaneously, and other compound lubricant layers can also be carried out again on the self-lubricating paint layer.
Specific embodiment
Below with reference to technical effect of the embodiment to the design of the technical program, specific structure and generation carry out it is clear,
It is fully described by, to be completely understood by the purpose, feature and effect of the technical program.
Embodiment 1
A kind of self-lubrication polyurethane paint, the polyurethane paint ingredient include, as mass fraction: polyurethane resin
30%, cresols 30%, aromatic solvent naphtha 39.9%, high temperature resistant paraffin 0.1%, wherein the high temperature resistant paraffin divide Xie Wendu≤
200℃。
A kind of self-lubrication polyurethane paint enameled wire, the enameled wire successively include conductor thread core, insulation bottom from the inside to the outside
Paint layer and self-lubricating paint layer, the self-lubricating paint layer are formed as prepared by above-mentioned self-lubrication polyurethane paint；The conductor thread core
For thread core of aluminum.
The preparation process of above-mentioned self-lubrication polyurethane paint enameled wire the following steps are included:
(1) multiple drawing is carried out to conductor lines base, obtains the conductor thread core of 0.65mm；
(2) conductor thread core obtained to step (1) makes annealing treatment, and annealing temperature is 450 DEG C；
(3) to step (2), treated that compound wire core carries out painting Insulation primer；
(4) film curing processing is carried out to step (3) treated compound wire core, and solidification temperature is 350 DEG C；
(5) to step (4) treated compound wire core carries out coating self-lubricating paint layer；
(6) film curing processing is carried out to step (5) treated compound wire core, and solidification temperature is 350 DEG C；
(7) by step (6) treated compound wire core room temperature it is cooling after, the self-lubrication polyurethane is obtained after take-up
Paint enameled wire.
Embodiment 2
A kind of self-lubrication polyurethane paint, the polyurethane paint ingredient include, as mass fraction: polyurethane resin
40%, cresols 14%, aromatic solvent naphtha 40%, high temperature resistant paraffin 6%, wherein the high temperature resistant paraffin divides Xie Wendu≤200
℃。
A kind of self-lubrication polyurethane paint enameled wire, the enameled wire successively include conductor thread core, insulation bottom from the inside to the outside
Paint layer and self-lubricating paint layer, the self-lubricating paint layer are formed as prepared by above-mentioned self-lubrication polyurethane paint；The conductor thread core
For thread core of aluminum.The preparation process of self-lubrication polyurethane paint enameled wire in embodiment 2 is same as Example 1.
Embodiment 3
A kind of self-lubrication polyurethane paint, the polyurethane paint ingredient include, as mass fraction: polyurethane resin
50%, cresols 44%, aromatic solvent naphtha 5.5%, high temperature resistant paraffin 0.5%, wherein the high temperature resistant paraffin divide Xie Wendu≤
200℃。
A kind of self-lubrication polyurethane paint enameled wire, the enameled wire successively include conductor thread core, insulation bottom from the inside to the outside
Paint layer and self-lubricating paint layer, the self-lubricating paint layer are formed as prepared by above-mentioned self-lubrication polyurethane paint；The conductor thread core
For thread core of aluminum.
The preparation process of self-lubrication polyurethane paint enameled wire in embodiment 3 is same as Example 1.
Self-lubrication obtained polyurethane paint described in Examples 1 to 3 is subjected to properties detection, is obtained such as 1 institute of table
The performance data stated.
The performance data of self-lubrication polyurethane paint obtained by 1 Examples 1 to 3 of table
| Group | Confficient of static friction | It thermally decomposes initial temperature (DEG C) | Weightless 50% temperature (DEG C) |
| Embodiment 1 | 0.046 | 230 | 450 |
| Embodiment 2 | 0.043 | 250 | 480 |
| Embodiment 3 | 0.044 | 240 | 460 |
The confficient of static friction of self-lubrication polyurethane paint described in Examples 1 to 3 is smaller as can be seen from Table 1, therefore
Self-lubrication polyurethane paint in the technical program has good lubricity；As can also be seen from Table 1 in Examples 1 to 3
Self-lubrication polyurethane paint thermal decomposition temperature is both greater than 200 DEG C, and weightless 50% temperature is both greater than 400 DEG C, this illustrates this technology side
Self-lubrication polyurethane paint in case has good thermal stability.
Enameled wire sample obtained in Examples 1 to 3 is subjected to properties detection, obtains performance number as described in Table 2
According to.
The performance parameter of enameled wire sample obtained in 2 Examples 1 to 3 of table
Enameled wire properties obtained in Examples 1 to 3 are excellent as can be seen from Table 2.
The better embodiment of the technical program is illustrated above, but the technical program be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes under the premise of without prejudice to the technical program spirit
Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (8)
1. a kind of self-lubrication polyurethane paint, which is characterized in that the polyurethane paint ingredient includes, as mass fraction: poly- ammonia
Ester resin 30~50%, cresols 10~50%, aromatic solvent naphtha 5~40%, high temperature resistant paraffin 0.1~6%.
2. a kind of self-lubrication polyurethane paint according to claim 1, which is characterized in that the polyurethane paint is at subpackage
It includes, as mass fraction: polyurethane resin 35~45%, cresols 20~40%, aromatic solvent naphtha 10~30%, high temperature resistant paraffin
0.1~5%.
3. according to claim 1 or a kind of self-lubrication polyurethane paint as claimed in claim 2, which is characterized in that the resistance to height
Decomposition temperature >=200 DEG C of fire stons wax.
4. a kind of self-lubrication polyurethane paint enameled wire, which is characterized in that the enameled wire successively includes conductor lines from the inside to the outside
Core, Insulation primer layer and self-lubricating paint layer, the self-lubricating paint layer are self-lubrication described in claim 1 or claim 2
It is formed prepared by polyurethane paint.
5. a kind of self-lubrication polyurethane paint enameled wire according to claim 4, which is characterized in that the conductor thread core is
Thread core of aluminum or copper core.
6. a kind of self-lubrication polyurethane paint enameled wire according to claim 4, which is characterized in that the enameled wire also wraps
Paraffin lubricant layer is included, the paraffin lubricant layer coats self-lubricating paint layer.
7. a kind of self-lubrication polyurethane paint enameled wire according to claim 4, which is characterized in that the Insulation primer layer
For polyurethane paint layer.
8. a kind of preparation process of self-lubrication polyurethane paint enameled wire, which comprises the following steps:
(1) multiple drawing is carried out to conductor lines base, obtainedConductor thread core；
(2) conductor thread core obtained to step (1) makes annealing treatment, and annealing temperature is 300~450 DEG C；
(3) to step (2), treated that compound wire core carries out coating Insulation primer；
(4) film curing processing is carried out to step (3) treated compound wire core, and solidification temperature is 300~450 DEG C；
(5) to step (4) treated compound wire core carries out coating self-lubricating paint layer；
(6) film curing processing is carried out to step (5) treated compound wire core, and solidification temperature is 300~450 DEG C；
(7) by step (6) treated compound wire core room temperature it is cooling after, the self-lubrication polyurethane paint paint is obtained after take-up
Envelope curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561369.4A CN109627954A (en) | 2018-12-19 | 2018-12-19 | A kind of self-lubrication polyurethane paint and enameled wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561369.4A CN109627954A (en) | 2018-12-19 | 2018-12-19 | A kind of self-lubrication polyurethane paint and enameled wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109627954A true CN109627954A (en) | 2019-04-16 |
Family
ID=66075796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811561369.4A Pending CN109627954A (en) | 2018-12-19 | 2018-12-19 | A kind of self-lubrication polyurethane paint and enameled wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109627954A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113658749A (en) * | 2021-08-18 | 2021-11-16 | 浙江鼎强电气科技有限公司 | Super-lubricating enameled wire and production device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125995A (en) * | 2007-09-28 | 2008-02-20 | 王新虎 | Screw thread adhesion abrasion resisting self-lubricating coating and preparation method thereof |
| CN206379190U (en) * | 2017-01-23 | 2017-08-04 | 诚信漆包线（惠州）有限公司 | A kind of pressure-resistant H grades of enamel-covered wire of superelevation |
-
2018
- 2018-12-19 CN CN201811561369.4A patent/CN109627954A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101125995A (en) * | 2007-09-28 | 2008-02-20 | 王新虎 | Screw thread adhesion abrasion resisting self-lubricating coating and preparation method thereof |
| CN206379190U (en) * | 2017-01-23 | 2017-08-04 | 诚信漆包线（惠州）有限公司 | A kind of pressure-resistant H grades of enamel-covered wire of superelevation |
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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113658749A (en) * | 2021-08-18 | 2021-11-16 | 浙江鼎强电气科技有限公司 | Super-lubricating enameled wire and production device |
| CN113658749B (en) * | 2021-08-18 | 2023-03-07 | 浙江鼎强电气科技有限公司 | Super-lubricating enameled wire and production device |
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Application publication date: 20190416 |