CN110010321A - A kind of preparation method for restoring circular ring shape PPTC fuse - Google Patents
A kind of preparation method for restoring circular ring shape PPTC fuse Download PDFInfo
- Publication number
- CN110010321A CN110010321A CN201810009538.7A CN201810009538A CN110010321A CN 110010321 A CN110010321 A CN 110010321A CN 201810009538 A CN201810009538 A CN 201810009538A CN 110010321 A CN110010321 A CN 110010321A
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- pptc
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- conductive material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/006—Apparatus or processes specially adapted for manufacturing resistors adapted for manufacturing resistor chips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
- H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
- H01C7/027—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient consisting of conducting or semi-conducting material dispersed in a non-conductive organic material
Abstract
The invention discloses the preparation methods that one kind can restore circular ring shape PPTC fuse, comprising the following steps: (1) standby material;(2) PPTC conductive material layer is prepared;(3) one face overlay film of single-side nickel-plating;(4) product is gone out;(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;(6) it irradiates;(7) finished product sorted and packaged.The preparation method for restoring circular ring shape PPTC fuse of the invention is in the technology of traditional handicraft, it is single-side nickel-plating overlay film by the process modification of two sides overlay film double side nickel-plated, the technique of nickel plating again is gone out after product, has the advantages that technique time-consuming is short, loss is small, labor-saving, market popularization value is high.
Description
Technical field
The present invention relates to a kind of PPTC fuse, specifically a kind of preparation method for restoring circular ring shape PPTC fuse.
Background technique
PPTC is the abbreviation of macromolecular positive temperature coefficient thermosensitive resistor, it is that a kind of utilize makes electric conductivity by thermal expansion
The resistance temperature characteristic of the electric conductive polymer of variation carrys out the overflow protecting element of connecting and disconnecting circuit.PPTC protection element
It is sandwiched between metal foil by the conductive polymer coating that the plastics and conducting particles of special formulation mix and is made, it can be in circuit electricity
It flows through and plays the role of current-limiting protection to circuit greatly, when the temperature is excessively high.Under normal temperature, these conducting particles are in the polymer at low
Hinder chain.When temperature is increased beyond the operating temperature of device, grains fused formation amorphous state in polymer, in grains fused
Volume expansion leads to the separation of conducting particles, so that the non-linear resistance for increasing device, plays the work to circuit current-limiting protection
With.Caused by the rising of this temperature may be environment or the rising of equipment self-temperature, it is also possible to which resistance is sent out under overcurrent condition
Thermally-induced.And after troubleshooting, PPTC protection element temperature decline, resistance value is restored to low-resistance state of value.Base
In the over-current protective feature that PPTC device is excellent, so that it is obtained extensively in fields such as computer, communication, consumer electronics, batteries
General application.
Traditional thermistor has production raw material copper foil purchase cost high, and time-consuming for manufacture craft, more losses, Fei Renli
Disadvantage.The present invention is directed to the shortcomings that traditional handicraft, is improved in original process, original process two sides overlay film double side nickel-plated is changed to
Single-side nickel-plating overlay film goes out after product the other one side of nickel plating again, according to the method for inventor to technologic improvement, only produces institute
The product area needed has the advantages that short technique time-consuming, save the cost, reduces loss, is labor-saving.
Summary of the invention
The purpose of the present invention is to provide the preparation methods that one kind can restore circular ring shape PPTC fuse, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
(2) PPTC conductive material layer is prepared: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.It is prepared: will be made a reservation for using following methods
The mentioned component of ratio is mixed, and mixture is obtained;Then the mixture is subjected to extruding pelletization, to obtain pellet;
The mixture carries out to hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains being struck out into circular ring type PPTC and is produced
Product;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
As a further solution of the present invention: PPTC conductive material layer includes the raw material of following parts by weight meter: 30~50 weight
The crystal type high molecular polymer of part;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, 0.5~1 parts by weight
Antioxidant.
As a further solution of the present invention: PPTC conductive material layer includes the raw material of following parts by weight meter: 30~50
The crystal type high molecular polymer of parts by weight;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, 0.5~1 weight
Measure the antioxidant of part.
As a further solution of the present invention: step (2) prepares PPTC conductive material layer: by the crystallization of 30~50 parts by weight
Type high molecular polymer;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, 0.5~1 parts by weight it is anti-oxidant
Agent.It is prepared using following methods: the mentioned component of predetermined ratio being mixed, mixture is obtained;Then by the mixture
Extruding pelletization is carried out, to obtain pellet;The mixture carries out to hot pressing is compound that the PPTC macromolecule temperature-sensitive can be obtained
Resistance material.
Compared with prior art, the beneficial effects of the present invention are:
The preparation method for restoring circular ring shape PPTC fuse of the invention is two-sided by two sides overlay film in the technology of traditional handicraft
Nickel plating, process modification are single-side nickel-plating overlay film, go out nickel plating again after product, have save the cost, improve product appearance quality, subtract
Few technique is time-consuming, reduces loss, labor-saving advantage, and market popularization value is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that can restore copper foil and nickel coating in circular ring shape PPTC fuse.
Wherein: 1- copper foil;2- nickel coating.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.(2) it prepares
PPTC conductive material layer: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 part by weight of carbon black;10~30 weight
Part non-conducting filler, 0.5~1 parts by weight antioxidant mixing, prepared using following methods: by predetermined ratio it is above-mentioned at
Divide and mixed, obtains mixture;Then the mixture is subjected to extruding pelletization, to obtain pellet;By the mixture
Carry out that hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil 1 that upper step obtains being struck out into circular ring type PPTC and is produced
Product plate;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate forms nickel coating 2, such as Fig. 1;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
Embodiment 2
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
(2) PPTC conductive material layer is prepared: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant mixing of 0.5~1 parts by weight, will be made a reservation for using following methods system
The mentioned component of ratio is mixed, and mixture is obtained;Then the mixture is subjected to extruding pelletization, to obtain pellet;
The mixture carries out to hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains is struck out into product PPTC plate;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
Embodiment 3
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
(2) PPTC conductive material layer is prepared: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant mixing of 0.5~1 parts by weight, is prepared using following methods: will
The mentioned component of predetermined ratio is mixed, and mixture is obtained;Then the mixture is subjected to extruding pelletization, to obtain grain
Material;The mixture carries out to hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains is struck out into product PPTC plate;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
Embodiment 4
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
(2) PPTC conductive material layer is prepared: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant mixing of 0.5~1 parts by weight, is prepared using following methods: will
The mentioned component of predetermined ratio is mixed, and mixture is obtained;Then the mixture is subjected to extruding pelletization, to obtain grain
Material;The mixture carries out to hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains is struck out into product PPTC plate;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC sheet material;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
Embodiment 5
A kind of preparation method for restoring circular ring shape PPTC fuse, comprising the following steps:
(1) including PPTC conductive material layer, the copper foil layer of PPTC conductive material layer both side surface, Yi Jiyi standby material: are fixed on
Layer nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: the crystal type polyphosphazene polymer of 30~50 parts by weight
Close object;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
(2) PPTC conductive material layer is prepared: by the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant mixing of 0.5~1 parts by weight, is prepared using following methods: will
The mentioned component of predetermined ratio is mixed, and mixture is obtained;Then the mixture is subjected to extruding pelletization, to obtain grain
Material;The mixture carries out to hot pressing is compound that the PPTC macromolecular thermosensitive resistor material can be obtained.
(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): by above-mentioned PPTC conductive material layer
It is put into mold, while two copper foils being individually placed to the both side surface of PPTC conductive material layer, presses, obtains through hot press
The complex of PPTC conductive material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains is struck out into product PPTC sheet material;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
The working principle of the invention is: the purchase cost of general two sides overlay film double side nickel-plated, copper foil is high, is easy to scratch plating
Good product, and consumptive material is larger, it is also necessary to time-consuming expense manpower is remedied, two sides overlay film single-side nickel-plating production method of the invention
Purchase cost can be reduced, the product area needed for only producing reduces unnecessary area, avoids scratching, it is small but excellent to reach object
Purpose.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (7)
1. the preparation method that one kind can restore circular ring shape PPTC fuse, which comprises the following steps:
(1) standby material: a kind of PPTC macromolecular thermosensitive resistor material, including PPTC conductive material layer, it is fixed on PPTC conduction material
The copper foil layer of bed of material both side surface and one layer of nickel coating;PPTC conductive material layer includes the raw material of following parts by weight meter: 30
The crystal type high molecular polymer of~50 parts by weight;10~50 part by weight of carbon black;The non-conducting filler of 10~30 parts by weight, 0.5
The antioxidant of~1 parts by weight.
It 2.(2) prepares PPTC conductive material layer: crystal type high molecular polymer, carbon black, non-conducting filler, antioxidant is mixed
It closes, is prepared using following methods: the mentioned component of predetermined ratio being mixed, mixture is obtained;Then by the mixture
Extruding pelletization is carried out, to obtain pellet;The mixture carries out to hot pressing is compound that the PPTC macromolecule temperature-sensitive can be obtained
Resistance material.
3.(3) single-side nickel-plating one side (to purchase raw material) copper foil overlay film (for processing technology): above-mentioned PPTC conductive material layer is put
Enter mold, while two copper foils are individually placed to the both side surface of PPTC conductive material layer, press through hot press, obtain PPTC and lead
The complex of material layer and copper foil;
(4) it goes out product: the complex of PPTC conductive material layer and copper foil that upper step obtains being struck out into PPTC circular ring type and is produced
Product;
(5) nickel plating another side again: the nickel plating on the side copper foil of above-mentioned circular ring type PPTC plate;
(6) it irradiates: the product PPTC plate after nickel plating is crosslinked by electron beam or gamma-ray irradiation;
(7) finished product sorted and packaged.
4. the preparation method according to claim 1 for restoring PPTC circular ring shape fuse, which is characterized in that PPTC is conductive
Material layer includes the raw material of following parts by weight meter: the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
5. the preparation method according to claim 1 for restoring circular ring shape PPTC fuse, which is characterized in that PPTC is conductive
Material layer includes the raw material of following parts by weight meter: the crystal type high molecular polymer of 30~50 parts by weight;10~50 parts by weight
Carbon black;The non-conducting filler of 10~30 parts by weight, the antioxidant of 0.5~1 parts by weight.
6. the preparation method according to claim 1 for restoring circular ring shape PPTC fuse, which is characterized in that step (2)
Prepare PPTC conductive material layer: the crystal type high molecular polymer of 30~50 parts by weight;10~50 part by weight of carbon black;10~30 weights
Measure the non-conducting filler of part, the antioxidant of 0.5~1 parts by weight.
7. being prepared using following methods: the mentioned component of predetermined ratio being mixed, mixture is obtained;Then by the mixing
Object carries out extruding pelletization, to obtain pellet;The mixture carries out to hot pressing is compound to can be obtained PPTC macromolecule heat
Quick resistance material.
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CN201810009538.7A CN110010321A (en) | 2018-01-05 | 2018-01-05 | A kind of preparation method for restoring circular ring shape PPTC fuse |
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CN201810009538.7A CN110010321A (en) | 2018-01-05 | 2018-01-05 | A kind of preparation method for restoring circular ring shape PPTC fuse |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112002509A (en) * | 2020-08-11 | 2020-11-27 | 深圳市业展电子有限公司 | Forming process of chip resistor |
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CN1492450A (en) * | 2002-10-23 | 2004-04-28 | 深圳市固派电子有限公司 | Surface mounted polymer positive temperature coefficient self recovery fuse and its manufacture |
CN103928080A (en) * | 2013-01-16 | 2014-07-16 | 福特全球技术公司 | Material and coating for interconnection bus bar |
CN106158177A (en) * | 2016-07-07 | 2016-11-23 | 惠州市聚鼎电子有限公司 | A kind of PTC macromolecular thermosensitive resistor material and preparation method thereof |
-
2018
- 2018-01-05 CN CN201810009538.7A patent/CN110010321A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1492450A (en) * | 2002-10-23 | 2004-04-28 | 深圳市固派电子有限公司 | Surface mounted polymer positive temperature coefficient self recovery fuse and its manufacture |
CN103928080A (en) * | 2013-01-16 | 2014-07-16 | 福特全球技术公司 | Material and coating for interconnection bus bar |
CN106158177A (en) * | 2016-07-07 | 2016-11-23 | 惠州市聚鼎电子有限公司 | A kind of PTC macromolecular thermosensitive resistor material and preparation method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112002509A (en) * | 2020-08-11 | 2020-11-27 | 深圳市业展电子有限公司 | Forming process of chip resistor |
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