CN103943285A - Manufacturing method for ultra-thin coaxial cable outer skin - Google Patents
Manufacturing method for ultra-thin coaxial cable outer skin Download PDFInfo
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- CN103943285A CN103943285A CN201410090232.0A CN201410090232A CN103943285A CN 103943285 A CN103943285 A CN 103943285A CN 201410090232 A CN201410090232 A CN 201410090232A CN 103943285 A CN103943285 A CN 103943285A
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Abstract
The invention discloses a manufacturing method for an ultra-thin coaxial cable outer skin. The manufacturing method includes the following steps of (a) material selecting and batching, (b) banburying and material mixing, (c), extruding and coating, (d) primary-section sulfurating and (e) secondary-section sulfurating. According to the manufacturing method for the ultra-thin coaxial cable outer skin, working procedures are arranged reasonably, the manufacturing technology is easy and convenient to implement, the cost is moderate, the manufactured outer skin has the unique function and the good anti-microbial effect and can prevent bacterial from breeding on the surface of an ultra-thin coaxial cable, use performance of the ultra-thin coaxial cable is promoted to a certain degree, and the service life of the ultra-thin coaxial cable is prolonged to some extent.
Description
Technical field
The present invention relates to a kind of preparation method of crust of Ultrathin coaxial cable, relate in particular to a kind of stable performance, and there is the preparation method of the Ultrathin coaxial cable crust of antibiotic effect, belong to Ultrathin coaxial cable technical field.
Background technology
In recent years, along with the continuous quickening of mobile phone, the notebook computer consumer electronics product that is representative and communication, medical treatment, the microminiaturized development trend of military electronic product, performance requirement improves constantly, and the traditional wiring such as flat cable, the flexible PCB element that transmits various frequency signals in these products is transmitted rapidly the Ultrathin coaxial cable that speed is higher, frequency band is wider and anti-electromagnetic interference is strong and replaces.Particularly middle nineteen nineties in last century mobile communication universal, promoted especially research and development and the large-scale production of Ultrathin coaxial cable.
The frequency of utilization of the electronic product such as mobile phone, notebook computer is high, and appears in the various environment of people's life, and the sealing property of electronic product is limited in addition, and multiple micronic dust and bacterium are easy to invade; Meanwhile, under the impact of different humidity and temperatures, the inside of electronic product is easy to breed bacteria.The crust of Ultrathin coaxial cable is the place of frequent breed bacteria, this has not only reduced sanitary standard when electronic product uses, also can reduce serviceability and the life-span of Ultrathin coaxial cable crust, when serious, also can affect the serviceability of Ultrathin coaxial cable entirety.
Summary of the invention
For the demand, the invention provides a kind of preparation method of Ultrathin coaxial cable crust, this preparation method's procedure arrangement is reasonable, be easy to implement, the antibacterial filler increasing in crust raw material makes crust have good antibiotic effect, effectively avoid growing of crust surface bacteria, promoted serviceability and the life-span of Ultrathin coaxial cable crust.
The present invention is a kind of preparation method of Ultrathin coaxial cable crust, and this preparation method comprises the steps: a) selection batching, b) banburying batch mixing, c) extruded coated, d) one step cure, e) post vulcanization.
In a preferred embodiment of the present invention, in described step a), the main component of crust is: high temperature silicon rubber, antibacterial filler, reinforcing filler, vulcanizing agent, heat-resisting additive, constitution controller etc.; Wherein, antibacterial filler is for selecting quaternary ammonium salt nano silicon dioxide particles after treatment, and reinforcing filler is selected gas-phase silica, and vulcanizing agent is selected universal vulcanizing agent BP or DCBP, and heat-resisting additive is selected jeweler's rouge, and constitution controller is selected diphenyl silanediol.
In a preferred embodiment of the present invention, the preprocessing process that described antibacterial filler carried out before using is as follows: first, preparation silane coupler solution, this solution is formed by silane coupler, water, ethanol mixed preparing, and solution concentration is 10%; Then, antibacterial filler and silane coupler solution are imported to agitator uniform stirring 30-40 minute, whipping temp is controlled at 50 DEG C of left and right; Finally, antibacterial filler is filtered and taken out, in 45 DEG C of baking ovens, carry out drying and processing.
In a preferred embodiment of the present invention, in described step b), process is as follows: first, high temperature silicon rubber is dropped into banbury, banburying 1-1.5 minute; Secondly, reinforcing filler is added to banbury, banburying 3-3.5 minute; Then, add successively constitution controller, heat-resisting additive and vulcanizing agent, banburying 2-3 minute; Then, sizing material is discharged and imported agitator, the discharge temperature of sizing material is controlled at 50 DEG C-55 DEG C; Finally, in the agitator that imports sizing material, add antibacterial filler, fully stir and heat, the time is controlled at 15-20 minute, and temperature is controlled at 50 DEG C of left and right; Banbury temperature in above-mentioned banburying process is controlled at 40 DEG C-45 DEG C.
In a preferred embodiment of the present invention, in described step c), it is the single-wormed screw of 30mm that extruder is selected diameter, and draw ratio is 12:1, and T-shaped head is installed on extruder; The temperature of whole extruded coated is controlled at 40 DEG C-45 DEG C, and extruder output is controlled at 1-1.1g/s, and the translational speed of cable is controlled at 0.15-0.2m/min.
In a preferred embodiment of the present invention, in described step d), vulcanization is the continuous vulcanization of normal pressure hot-air, vulcanization plant is horizontal tube electric furnace, the tractive effort of draw-gear is controlled at 15-18N, and curing temperature is controlled at 320 DEG C-340 DEG C, and the time is 45-48 second.
In a preferred embodiment of the present invention, in described step e), process is as follows: first, the cable of coated crust is placed in baking oven, oven temperature slowly rises to 150 DEG C-160 DEG C, and the processing time is about 1 hour; Then, oven temperature is promoted to 200 DEG C of left and right, processes 1-1.2 hour; Finally, by constant oven temperature, at 240 DEG C, constant temperature is processed 4-4.5 hour.
The present invention has disclosed a kind of preparation method of Ultrathin coaxial cable crust, this preparation method's procedure arrangement is reasonable, preparation technology is easy, cost is moderate, the crust effect uniqueness making, there is good antibiotic effect, can avoid growing of Ultrathin coaxial cable surface bacteria, promoted to a certain extent serviceability and the useful life of Ultrathin coaxial cable.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the preparation method's of embodiment of the present invention Ultrathin coaxial cable crust process figure.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made to more explicit defining.
Fig. 1 is the preparation method's of embodiment of the present invention Ultrathin coaxial cable crust process figure; This preparation method comprises the steps: a) selection batching, b) banburying batch mixing, c) extruded coated, d) one step cure, e) post vulcanization.
Embodiment 1
The concrete preparation process of the crust of mildew-resistant effect that what the present invention mentioned have is as follows:
A) selection batching, the main component of crust and percentage composition proportioning thereof are: high temperature silicon rubber 54%, antibacterial filler 11%, reinforcing filler 27%, vulcanizing agent 1%, heat-resisting additive 4%, constitution controller 3%; Wherein, antibacterial filler is for selecting quaternary ammonium salt nano silicon dioxide particles after treatment; The particle diameter of nano silicon dioxide particles is about 6um; Reinforcing filler is selected gas-phase silica, and its particle diameter is about 14um; Vulcanizing agent is selected universal vulcanizing agent BP; Heat-resisting additive is selected jeweler's rouge; Constitution controller is selected diphenyl silanediol;
Above-mentioned antibacterial filler also needed to carry out preliminary treatment before using, and process is as follows: first, preparation silane coupler solution, this solution is formed by silane coupler, water, ethanol mixed preparing, and solution concentration is 10%; Then, antibacterial filler and silane coupler solution are imported to agitator uniform stirring 35 minutes, whipping temp is controlled at 50 DEG C of left and right; Finally, antibacterial filler is filtered and taken out, in 45 DEG C of baking ovens, carry out drying and processing;
B) banburying batch mixing, process is as follows: first, high temperature silicon rubber is dropped into banbury, banburying 1 minute; Secondly, reinforcing filler is added to banbury, banburying 3 minutes; Then, add successively constitution controller, heat-resisting additive and vulcanizing agent, banburying 2 minutes; Then, sizing material is discharged and imported agitator, the discharge temperature of sizing material is controlled at 50 DEG C of left and right; Finally, in the agitator that imports sizing material, add antibacterial filler, fully stir and heat, the time was controlled at about 15 minutes, and temperature is controlled at 50 DEG C of left and right; In above-mentioned banburying process, the pressure of floating weight is controlled at 0.5-0.55MPa, and banburying temperature is controlled at 40 DEG C of left and right;
C) extruded coated, it is the single-wormed screw of 30mm that extruder is selected diameter, draw ratio is 12:1, and T-shaped head is installed on extruder; The temperature of whole extruded coated is controlled at 40 DEG C-42 DEG C, and extruder output is controlled at 1-1.1g/s, and the translational speed of cable is controlled at 0.15-0.2m/min;
D) one step cure, vulcanization is the continuous vulcanization of normal pressure hot-air, and vulcanization plant is horizontal tube electric furnace, and the tractive effort of draw-gear is controlled at 17-18N, and curing temperature is controlled at 330 DEG C-340 DEG C, and the time is 45-46 second;
E) post vulcanization, process is as follows: first, the cable of coated crust is placed in baking oven, oven temperature slowly rises to 150 DEG C of left and right, and the processing time is about 1 hour; Then, oven temperature is promoted to 200 DEG C of left and right, processes about 1 hour; Finally, by constant oven temperature, at 240 DEG C, constant temperature is processed about 4 hours.
Embodiment 2
The concrete preparation process of the crust of mildew-resistant effect that what the present invention mentioned have is as follows:
A) selection batching, the main component of crust and percentage composition proportioning thereof are: high temperature silicon rubber 55%, antibacterial filler 10%, reinforcing filler 28%, vulcanizing agent 1.5%, heat-resisting additive 3.5%, constitution controller 2%; Wherein, antibacterial filler is for selecting quaternary ammonium salt nano silicon dioxide particles after treatment; The particle diameter of nano silicon dioxide particles is about 7um; Reinforcing filler is selected gas-phase silica, and its particle diameter is about 15um; Vulcanizing agent is selected universal vulcanizing agent DCBP; Heat-resisting additive is selected jeweler's rouge; Constitution controller is selected diphenyl silanediol;
Above-mentioned antibacterial filler also needed to carry out preliminary treatment before using, and process is as follows: first, preparation silane coupler solution, this solution is formed by silane coupler, water, ethanol mixed preparing, and solution concentration is 10%; Then, antibacterial filler and silane coupler solution are imported to agitator uniform stirring 38 minutes, whipping temp is controlled at 50 DEG C of left and right; Finally, antibacterial filler is filtered and taken out, in 45 DEG C of baking ovens, carry out drying and processing;
B) banburying batch mixing, process is as follows: first, high temperature silicon rubber is dropped into banbury, banburying 1.5 minutes; Secondly, reinforcing filler is added to banbury, banburying 3.5 minutes; Then, add successively constitution controller, heat-resisting additive and vulcanizing agent, banburying 3 minutes; Then, sizing material is discharged and imported agitator, the discharge temperature of sizing material is controlled at 55 DEG C of left and right; Finally, in the agitator that imports sizing material, add antibacterial filler, fully stir and heat, the time is controlled at 18-20 minute, and temperature is controlled at 50 DEG C of left and right; In above-mentioned banburying process, the pressure of floating weight is controlled at 0.55-0.6MPa, and banburying temperature is controlled at 45 DEG C of left and right;
C) extruded coated, it is the single-wormed screw of 30mm that extruder is selected diameter, draw ratio is 12:1, and T-shaped head is installed on extruder; The temperature of whole extruded coated is controlled at 43 DEG C-44 DEG C, and extruder output is controlled at 1-1.1g/s, and the translational speed of cable is controlled at 0.15-0.2m/min;
D) one step cure, vulcanization is the continuous vulcanization of normal pressure hot-air, and vulcanization plant is horizontal tube electric furnace, and the tractive effort of draw-gear is controlled at 15-16N, and curing temperature is controlled at 320 DEG C-330 DEG C, and the time is 47-48 second;
E) post vulcanization, process is as follows: first, the cable of coated crust is placed in baking oven, oven temperature slowly rises to 160 DEG C of left and right, and the processing time is about 1 hour; Then, oven temperature is promoted to 200 DEG C of left and right, processes about 1.2 hours; Finally, by constant oven temperature, at 240 DEG C, constant temperature is processed about 4.5 hours.
The present invention has disclosed a kind of preparation method of Ultrathin coaxial cable crust, this preparation method's procedure arrangement is reasonable, preparation technology is easy, cost is moderate, the crust effect uniqueness making, there is good antibiotic effect, can avoid growing of Ultrathin coaxial cable surface bacteria, promoted to a certain extent serviceability and the useful life of Ultrathin coaxial cable.
The above; it is only the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; the variation that can expect without creative work or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range that claims were limited.
Claims (7)
1. a preparation method for Ultrathin coaxial cable crust, is characterized in that, this preparation method comprises the steps: a) selection batching, b) banburying batch mixing, c) extruded coated, d) one step cure, e) post vulcanization.
2. the preparation method of Ultrathin coaxial cable crust according to claim 1, it is characterized in that, in described step a), the main component of crust is: high temperature silicon rubber, antibacterial filler, reinforcing filler, vulcanizing agent, heat-resisting additive, constitution controller etc.; Wherein, antibacterial filler is for selecting quaternary ammonium salt nano silicon dioxide particles after treatment, and reinforcing filler is selected gas-phase silica, and vulcanizing agent is selected universal vulcanizing agent BP or DCBP, and heat-resisting additive is selected jeweler's rouge, and constitution controller is selected diphenyl silanediol.
3. the preparation method of Ultrathin coaxial cable crust according to claim 2, it is characterized in that, the preprocessing process that described antibacterial filler carried out before using is as follows: first, preparation silane coupler solution, this solution is formed by silane coupler, water, ethanol mixed preparing, and solution concentration is 10%; Then, antibacterial filler and silane coupler solution are imported to agitator uniform stirring 30-40 minute, whipping temp is controlled at 50 DEG C of left and right; Finally, antibacterial filler is filtered and taken out, in 45 DEG C of baking ovens, carry out drying and processing.
4. the preparation method of Ultrathin coaxial cable crust according to claim 1, is characterized in that, in described step b), process is as follows: first, high temperature silicon rubber is dropped into banbury, banburying 1-1.5 minute; Secondly, reinforcing filler is added to banbury, banburying 3-3.5 minute; Then, add successively constitution controller, heat-resisting additive and vulcanizing agent, banburying 2-3 minute; Then, sizing material is discharged and imported agitator, the discharge temperature of sizing material is controlled at 50 DEG C-55 DEG C; Finally, in the agitator that imports sizing material, add antibacterial filler, fully stir and heat, the time is controlled at 15-20 minute, and temperature is controlled at 50 DEG C of left and right; Banbury temperature in above-mentioned banburying process is controlled at 40 DEG C-45 DEG C.
5. the preparation method of Ultrathin coaxial cable crust according to claim 1, is characterized in that, in described step c), it is the single-wormed screw of 30mm that extruder is selected diameter, and draw ratio is 12:1, and T-shaped head is installed on extruder; The temperature of whole extruded coated is controlled at 40 DEG C-45 DEG C, and extruder output is controlled at 1-1.1g/s, and the translational speed of cable is controlled at 0.15-0.2m/min.
6. the preparation method of Ultrathin coaxial cable crust according to claim 1, it is characterized in that, in described step d), vulcanization is the continuous vulcanization of normal pressure hot-air, vulcanization plant is horizontal tube electric furnace, the tractive effort of draw-gear is controlled at 15-18N, and curing temperature is controlled at 320 DEG C-340 DEG C, and the time is 45-48 second.
7. the preparation method of Ultrathin coaxial cable crust according to claim 1, is characterized in that, in described step e), process is as follows: first, the cable of coated crust is placed in baking oven, and oven temperature slowly rises to 150 DEG C-160 DEG C, and the processing time is about 1 hour; Then, oven temperature is promoted to 200 DEG C of left and right, processes 1-1.2 hour; Finally, by constant oven temperature, at 240 DEG C, constant temperature is processed 4-4.5 hour.
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| CN201410090232.0A CN103943285B (en) | 2014-03-13 | 2014-03-13 | A kind of preparation method of Ultrathin coaxial cable crust |
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| CN201410090232.0A CN103943285B (en) | 2014-03-13 | 2014-03-13 | A kind of preparation method of Ultrathin coaxial cable crust |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106961A (en) * | 1974-06-28 | 1978-08-15 | N.K.F. Kabel B.V. | Method of manufacturing a longitudinally watertight telecommunication cable |
| CN101593584A (en) * | 2009-07-03 | 2009-12-02 | 华北电力科学研究院有限责任公司 | A kind of production method of bird damage resistant silicon fluoride insulated sleeve |
| CN102352074A (en) * | 2011-08-31 | 2012-02-15 | 沈阳远大铝业工程有限公司 | Ethylene-propylene-diene rubber compound and its preparation method |
| CN103396615A (en) * | 2013-06-24 | 2013-11-20 | 安徽龙庵电缆集团有限公司 | High performance crosslinked elastomeric insulation material |
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2014
- 2014-03-13 CN CN201410090232.0A patent/CN103943285B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4106961A (en) * | 1974-06-28 | 1978-08-15 | N.K.F. Kabel B.V. | Method of manufacturing a longitudinally watertight telecommunication cable |
| CN101593584A (en) * | 2009-07-03 | 2009-12-02 | 华北电力科学研究院有限责任公司 | A kind of production method of bird damage resistant silicon fluoride insulated sleeve |
| CN102352074A (en) * | 2011-08-31 | 2012-02-15 | 沈阳远大铝业工程有限公司 | Ethylene-propylene-diene rubber compound and its preparation method |
| CN103396615A (en) * | 2013-06-24 | 2013-11-20 | 安徽龙庵电缆集团有限公司 | High performance crosslinked elastomeric insulation material |
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