CN103514984A - Copper plastic composite belt and preparing method thereof - Google Patents
Copper plastic composite belt and preparing method thereof Download PDFInfo
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- CN103514984A CN103514984A CN201310477842.1A CN201310477842A CN103514984A CN 103514984 A CN103514984 A CN 103514984A CN 201310477842 A CN201310477842 A CN 201310477842A CN 103514984 A CN103514984 A CN 103514984A
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Abstract
The invention relates to electric cable shielding materials, in particular to a copper plastic composite belt which comprises a copper belt layer and plastic film layers. The plastic film layers are arranged on the upper surface and the lower surface of the copper belt layer. The copper plastic composite belt and the plastic film layers on the upper surface and the lower surface of the copper belt layer are bound through sizing materials which comprise copper plastic belt composite hot melt glue, diluent acetic ether and curing agents. The weight ratio of the copper plastic belt composite hot melt glue, the diluent acetic ether and the curing agents is 15:4:56. A preparing method of the copper plastic composite belt comprises the steps of sizing material preparing, compositing, drying, reeling, curing, cooling and dividing cutting. The copper plastic composite belt is simple in structure, good in shielding effect, strong in anti-jamming capability, good in using performance and easy to manufacture and produce.
Description
Technical field
The present invention relates to a kind of cable shield material, be specifically related to a kind of compound copper-plastics band and preparation method thereof.
Background technology
Economic fast development, the market demand of cable grows with each passing day.And cable is commonly used shielding material in producing, the quality of the shielding properties of shielding material directly or indirectly affects the serviceability of cable.The shield effectiveness of the compound copper-plastics band on existing market is undesirable; often there will be noise, cross-talk phenomenon; poor anti jamming capability; and there is higher requirement for environment for use; under general environment; moisture-sensitive is easily corroded, and has greatly reduced useful life, is virtually increasing production cost.Therefore, need a kind of new compound copper-plastics band.
Summary of the invention
The object of this invention is to provide a kind of compound copper-plastics band and preparation method thereof, this product structure is simple, manufactures easily, and shield effectiveness is excellent, and antijamming capability is strong, and serviceability is good.
Compound copper-plastics band of the present invention, comprise copper strips layer and plastic film layers, the upper and lower surface of copper strips layer arranges plastic film layers, between compound copper-plastics band and the plastic film layers of its upper and lower surface, by sizing material, bond, described sizing material comprise copper mould band composite hot melt adhesive, diluent ethyl acetate and curing agent, the weight ratio that copper is moulded with composite hot melt adhesive, diluent ethyl acetate and curing agent is 15:4:56.
The preparation method of compound copper-plastics band of the present invention, comprises the following steps:
(1) copper being moulded to band composite hot melt adhesive, diluent ethyl acetate and curing agent stirs and obtains sizing material, mixing time 10-15 minute according to weight ratio 15:4:56 input dosage bunker;
(2) copper strips fully soaks into sizing material, and the copper strips of surface-coated sizing material and plastic film carry out the compound semi-finished product that obtain;
(3) semi-finished product are carried out to drying and processing, bake out temperature 70-100 ℃, motor speed 200-300 rev/min;
(4) product after oven dry carries out rolling, and rolling speed is controlled at 3-5 m/min; Product after rolling enters drying room and is cured, curing temperature 60-70 ℃, curing time 48-56 hour; Product after solidifying go out drying room carry out cooling, cooling time 12-15 hour; Cooled product adopts cutting machine to cut into required width.
Preferably, described in step (2), the thickness of copper strips is 0.15-0.2mm.
Preferably, described in step (2), the thickness of plastic film is 0.04-0.05mm.
Preferably, described in step (3), bake out temperature is 90 ℃, and motor speed is 300 revs/min.
Preferably, described in step (4), rolling speed is 4 ms/min, 60 ℃ of curing temperatures, 56 hours curing times, 15 hours cooling times.
Compared with prior art, the present invention has following beneficial effect:
First, compound copper-plastics band advantages of good shielding performance of the present invention, antijamming capability are strong, also reduced the requirement to environment for use simultaneously, only need extruder head self temperature, just can realize composite belt longitudinal bag overlapping well bonds, thereby simplified the machining process of cable, optical cable, also greatly improved the quality of product simultaneously;
The second, the compound copper-plastics band surfacing that the present invention makes, smooth, free from admixture, non-wrinkle, without piebald, the tight ，Wu Pao of rolling limit, without burr, non-notch, non-cracking, consolidation between belt and tube core.Guaranteed that making communications optical cable/cable is indeformable when operation unreels early stage, zone face is straight, smooth, easy to use;
The 3rd, compound copper-plastics band of the present invention is by longitudinal covering model tool and sizing die after the stage, enter in extruder jacket mould, contact with formation face between oversheath, strengthened each other fully bonding, improved peel strength, improved copper and mould the bonding strength between screen and oversheath, avoid the problem that lap seal is not firm, leak gas, seep water, guaranteed useful life and the transmission characteristic of communications optical cable/cable.
Accompanying drawing explanation
Fig. 1 is the structural representation of compound copper-plastics band of the present invention;
In figure: 1 copper strips layer, 2 plastic film layers.
Embodiment
As shown in Figure 1, a kind of compound copper-plastics band, compound copper-plastics band comprises copper strips layer 1 and plastic film layers 2.The upper and lower surface of copper strips layer arranges plastic film layers.Between compound copper-plastics band and the plastic film layers of its upper and lower surface, by sizing material, bond.Sizing material comprise copper mould band composite hot melt adhesive, diluent ethyl acetate and curing agent.The weight ratio that copper is moulded with composite hot melt adhesive, diluent ethyl acetate and curing agent is 15:4:56.
The preparation method of above-mentioned compound copper-plastics band, comprises the following steps:
(1) copper being moulded to band composite hot melt adhesive, diluent ethyl acetate and curing agent stirs and obtains sizing material, mixing time 10-15 minute according to weight ratio 15:4:56 input dosage bunker;
(2) copper strips is fully soaked into sizing material, the copper strips of surface-coated sizing material and plastic film carry out the compound semi-finished product that obtain;
(3) semi-finished product are carried out to drying and processing, bake out temperature 70-100 ℃, motor speed 200-300 rev/min;
(4) product after oven dry carries out rolling, and rolling speed is controlled at 3-5 m/min; Product after rolling enters drying room and is cured, curing temperature 60-70 ℃, curing time 48-56 hour; Product after solidifying go out drying room carry out cooling, cooling time 12-15 hour; Cooled product adopts cutting machine to cut into required width.
The preferred 0.15-0.2mm of thickness of copper strips in step (2).
The preferred 0.04-0.05mm of thickness of plastic film in step (2).
In step (3), bake out temperature is preferably 90 ℃, preferably 300 revs/min of motor speeds.
In step (4), rolling speed is preferably 4 ms/min, preferably 60 ℃ of curing temperatures, preferably 56 hours curing time, preferably 15 hours cooling time.
The present invention has following beneficial effect: first, compound copper-plastics band advantages of good shielding performance of the present invention, antijamming capability are strong, also reduced the requirement to environment for use simultaneously, only need extruder head self temperature, just can realize composite belt longitudinal bag overlapping well bonds, thereby simplified the machining process of cable, optical cable, also greatly improved the quality of product simultaneously; The second, the compound copper-plastics band surfacing that the present invention makes, smooth, free from admixture, non-wrinkle, without piebald, the tight ，Wu Pao of rolling limit, without burr, non-notch, non-cracking, consolidation between belt and tube core.Guaranteed that making communications optical cable/cable is indeformable when operation unreels early stage, zone face is straight, smooth, easy to use; The 3rd, compound copper-plastics band of the present invention is by longitudinal covering model tool and sizing die after the stage, enter in extruder jacket mould, contact with formation face between oversheath, strengthened each other fully bonding, improved peel strength, improved copper and mould the bonding strength between screen and oversheath, avoid the problem that lap seal is not firm, leak gas, seep water, guaranteed useful life and the transmission characteristic of communications optical cable/cable.
Claims (6)
1. a compound copper-plastics band, it is characterized in that, described compound copper-plastics band comprises copper strips layer and plastic film layers, the upper and lower surface of copper strips layer arranges plastic film layers, between compound copper-plastics band and the plastic film layers of its upper and lower surface, by sizing material, bond, described sizing material comprise copper mould band composite hot melt adhesive, diluent ethyl acetate and curing agent, it is 15:4:56 that copper is moulded with the weight ratio between composite hot melt adhesive, diluent ethyl acetate and curing agent.
2. the preparation method of compound copper-plastics band as claimed in claim 1, is characterized in that, described preparation method comprises the following steps:
(1) copper being moulded to band composite hot melt adhesive, diluent ethyl acetate and curing agent stirs and obtains sizing material, mixing time 10-15 minute according to weight ratio 15:4:56 input dosage bunker;
(2) copper strips fully soaks into sizing material, and the copper strips of surface-coated sizing material and plastic film carry out the compound semi-finished product that obtain;
(3) semi-finished product are carried out to drying and processing, bake out temperature 70-100 ℃, motor speed 200-300 rev/min;
(4) product after oven dry carries out rolling, and rolling speed is controlled at 3-5 m/min; Product after rolling enters drying room and is cured, curing temperature 60-70 ℃, curing time 48-56 hour; Product after solidifying go out drying room carry out cooling, cooling time 12-15 hour; Cooled product adopts cutting machine to cut into required width.
3. the preparation method of compound copper-plastics band according to claim 2, is characterized in that, described in step (2), the thickness of copper strips is 0.15-0.2mm.
4. the preparation method of compound copper-plastics band according to claim 2, is characterized in that, described in step (2), the thickness of plastic film is 0.04-0.05mm.
5. the preparation method of compound copper-plastics band according to claim 2, is characterized in that, described in step (3), bake out temperature is 90 ℃, and motor speed is 300 revs/min.
6. the preparation method of compound copper-plastics band according to claim 2, is characterized in that, described in step (4), rolling speed is 4 ms/min, 60 ℃ of curing temperatures, 56 hours curing times, 15 hours cooling times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310477842.1A CN103514984A (en) | 2013-10-14 | 2013-10-14 | Copper plastic composite belt and preparing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310477842.1A CN103514984A (en) | 2013-10-14 | 2013-10-14 | Copper plastic composite belt and preparing method thereof |
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| Publication Number | Publication Date |
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| CN103514984A true CN103514984A (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310477842.1A Pending CN103514984A (en) | 2013-10-14 | 2013-10-14 | Copper plastic composite belt and preparing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282361A (en) * | 2014-10-20 | 2015-01-14 | 常州隆德电气有限公司 | Heat-resisting copper-plastic composite belt |
| CN109102945A (en) * | 2018-09-11 | 2018-12-28 | 台山市电缆厂有限责任公司 | A kind of cable and preparation method thereof |
| CN112757721A (en) * | 2020-12-30 | 2021-05-07 | 江苏科麦特科技发展有限公司 | Folding composite belt and preparation method thereof |
-
2013
- 2013-10-14 CN CN201310477842.1A patent/CN103514984A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282361A (en) * | 2014-10-20 | 2015-01-14 | 常州隆德电气有限公司 | Heat-resisting copper-plastic composite belt |
| CN109102945A (en) * | 2018-09-11 | 2018-12-28 | 台山市电缆厂有限责任公司 | A kind of cable and preparation method thereof |
| CN112757721A (en) * | 2020-12-30 | 2021-05-07 | 江苏科麦特科技发展有限公司 | Folding composite belt and preparation method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140115 |
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| WD01 | Invention patent application deemed withdrawn after publication |