CN102692686B - Fiber reinforced plastic rod for optical cables and manufacturing method thereof - Google Patents
Fiber reinforced plastic rod for optical cables and manufacturing method thereof Download PDFInfo
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- CN102692686B CN102692686B CN 201210162476 CN201210162476A CN102692686B CN 102692686 B CN102692686 B CN 102692686B CN 201210162476 CN201210162476 CN 201210162476 CN 201210162476 A CN201210162476 A CN 201210162476A CN 102692686 B CN102692686 B CN 102692686B
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Abstract
The invention discloses a fiber reinforced plastic rod for optical cables and a manufacturing method thereof and belongs to the field of reinforced cores of telecommunication optical cables. The fiber reinforced plastic rod is reinforced by materials of one or a mixture of glass fibers, basalt fibers, aramid fibers, metal fibers and carbon fibers, and is covered by matrix resin. The matric resin is thermosetting polyurethane or carbamide resin. The fiber reinforced plastic rod for optical cables can be used for reinforcing optical fibers or cables of different specifications and is wide in application range. The manufacturing method of the fiber reinforced plastic rod is high in efficiency and easy to popularize.
Description
Technical field
The present invention relates to a kind of strengthening core for telecommunication cable, in particular, the present invention relates generally to a kind of fiber reinforced plastics pole for optical cable and preparation method thereof.
Background technology
Along with the development of telecommunications industry, the application of fiber optic cables is also more and more to popularize, and consumption increases year by year, nowadays for the preparation of optical cable, with the fibre reinforced materials of fiber reinforced plastics pole, mainly contains glass fibre, aramid fiber and basalt fibre; Matrix resin has epoxy resin, unsaturated polyester resin and vinylite.And in existing market, the nonmetal stiffener of widespread use fiber reinforcement has fiberglass-reinforced plastic lever (GFRP), Basalt fiber reinforced plastic bar (BFRP) and aromatic polyamide fiber reinforced plastics bar (KFRP), fiberglass-reinforced plastic lever (GFRP) and Basalt fiber reinforced plastic bar (BFRP) are owing to being inorganic fiber reinforced composite material, exist minimum bending radius large, frangibility and the problem such as poor of being combined with protecting sleeve of optical cable, limit its application in nonconductive optical fiber cable and indoor optical cable; Aromatic polyamide fiber reinforced plastics bar (KFRP) is although have relatively low bending radius, but in its application, the material expression power is crisp and import price is higher and the low production popularity rate of the production domesticization of aramid fiber is low, also there is the problem such as differ from of being combined with Cable jacket materials.
Summary of the invention
One of purpose of the present invention is to solve above-mentioned deficiency, a kind of fiber reinforced plastics pole for optical cable and preparation method thereof is provided, solve optical cable strengthening core material bending radius of the prior art with expectation large, or material is crisp, with technical matterss such as the Cable jacket materials associativity are poor
For solving above-mentioned technical matters, the present invention by the following technical solutions:
One aspect of the present invention provides a kind of fiber reinforced plastics pole for optical cable, any one or a few the potpourri that described reinforced plastic bar is usingd in the middle of glass fibre, basalt fibre, aramid fiber, metal fibre and carbon fiber is as reinforcing material, coated and be composited by matrix resin, and described matrix resin is heat-curable urethane or carbamide resin.
Further technical scheme is: the reinforcing material in described reinforced plastic bar is 80 to 120 parts, and matrix resin is 10 to 40 parts.
Further technical scheme is: described matrix resin is at least by any one 80 to 100 parts in the middle of polyether glycol, polyester polyol and polyamine, isocyanates or 100 to 200 parts of modified resin and 0.05 to 5 part of thermoset resin formed of catalyzer.
Further technical scheme is: the described thermoset resin as matrix resin also comprises the release agent of 0.01 to 2 part and the filler of 1 to 40 part.
Further technical scheme is: the xsect of described reinforced plastic bar is for circular, and its diameter is 0.03 millimeter to 20 millimeters.
The present invention provides a kind of method for making of the fiber reinforced plastics pole for optical cable on the other hand, described method for making be any one or a few potpourri in the middle of glass fibre, basalt fibre, aramid fiber, metal fibre and carbon fiber as reinforcing material after super-dry, abundant dipping in matrix resin, then through the mould moulding that is heating and curing.
Further technical scheme is: described method for making adopts the unit be comprised of creel, drying device, impregnation container, mould and draw-gear to carry out in accordance with the following steps:
At first steps A, the reinforcing material that adopts draw-gear will be placed on creel draw to drying device, and the reinforcing material drying is accounted for to below 2% of its general assembly (TW) for water cut;
Step B, after reinforcing material is carried out to drying, then by draw-gear, it is drawn to abundant impregnation in the impregnation container;
Step C, after the abundant impregnation of reinforcing material, then enter in mould, being machine-shaping after the temperature-curable pultrusion of 100 to 250 degrees centigrade.
Further technical scheme is: after also comprising step D, the reinforced plastic bar machine-shaping in step C in described method for making, by the roller bearing rotated, carry out rolling.
Further technical scheme is: the thermoset resin that the filler that described matrix resin is the release agent by any one 80 to 100 parts in the middle of polyether glycol, polyester polyol and polyamine, isocyanates or 100 to 200 parts of its modified resin, 0.05 to 2 part, 0.01 to 2 part of catalyzer and 1 to 40 part forms.
Compared with prior art, one of beneficial effect of the present invention is: after adopting the matrix resin of thermoset resin as the reinforced plastic bar of specifying composition in the present invention, chemical characteristic due to thermoset resin itself, make the reinforced plastic bar there is excellent mechanical property, especially excellent bending strength, good pliability and wearing quality, and there is less bending radius, and high with the associativity of optical cable or cable cover(ing), in its practical application, needn't be processed the surface of reinforced plastic bar, simultaneously because the tack of thermoset resin is better, make the dip time of reinforcement material in matrix resin be shortened, the continuous-flow type production that adopts the draw-gear unit to carry out the reinforced plastic bar can make the speed of production of reinforced plastic bar be promoted to 10m/min, a kind of fiber reinforced plastics pole for optical cable provided by the present invention can be used for all size simultaneously optical cable or cable play humidification, range of application is wide, and the efficiency of its production method is higher, be easy to promote.
The accompanying drawing explanation
Fig. 1 is the reinforced plastics bar cross-sectional structure schematic diagram in an embodiment of the present invention;
The structural representation that Fig. 2 is draw-gear unit in the another kind of embodiment of the present invention;
Embodiment
Below in conjunction with accompanying drawing, the present invention is further elaborated.
Fig. 1 shows the reinforced plastic bar cross-sectional structure schematic diagram in an embodiment of the present invention, the first embodiment of the present invention will provide a kind of fiber reinforced plastics pole for optical cable, described plastic bar is with glass fibre, basalt fibre, aramid fiber, the potpourri of any one or a few in the middle of metal fibre and carbon fiber is as reinforcing material 7, coated and be composited by matrix resin 6, and described matrix resin 6 is thermoset resin, the reinforced plastic bar preferentially is processed into elongated circular cylindrical shape body, be that the xsect of plastic bar is for circular, its diameter is 0.03 millimeter to 20 millimeters, being specially the size that adapts to cable jacket is determined.
Can be used as basic embodiment of the present invention in above-mentioned technical scheme, the matrix resin 6 of mentioning in the middle of it is after reinforcing material 7 dippings, to adhere in its surface, follow-up is moulding through adding after hot-extrudable, reinforcing material 7 in reinforced plastic bar after moulding is 80 to 120 parts, matrix resin 6 is 10 to 40 parts, and, according to aforementioned mentioned reinforcing material 7 and the proportional range of matrix resin 6, in the present invention, comparatively preferred embodiment is as follows:
1) reinforced plastic bar bending performance is being had relatively high expectations, pulling strengrth and modulus require general, can adopt the reinforcing material 7 of 80 parts, flood the specification of the matrix resin 6 of 30 parts, through the heating pultrusion;
2) reinforced plastic bar bending performance is comparatively being focused on, but high to pulling strengrth and modulus requirement, can adopt the reinforcing material 7 of 120 parts, flood the specification of the matrix resin 6 of 15 parts, through the heating pultrusion;
3) when reinforced plastic bar bending performance and pulling strengrth and modulus are required all to have universality, make on the basis of considering production cost for the period simultaneously, can adopt the specification of matrix resin 6 of 20 parts of reinforcing material 7 dippings of 100 parts, through the heating pultrusion;
Above-mentioned is the present invention's comparatively preferred three kinds of technical schemes on the formula of reinforcing material 7 and matrix resin 6, simultaneously also can be according to the different demands of actual production, in the scope of above-mentioned reinforcing material 7 and matrix resin 6, select arbitrarily point value to determine their content separately, above-mentioned preferred embodiment is combined with the technological means in the embodiment of the present invention basis, thereby construct the embodiment of a plurality of same designs, solve similar technical matters.
Acting as of above-mentioned mentioned matrix resin 6 makes reinforcing material 7 have less bending radius and toughness, for ancillary cable and play humidification, and one of improvement of maximum of the present invention is the component content of matrix resin 6, described matrix resin is at least by any one 80 to 100 parts in the middle of polyether glycol, polyester polyol and polyamine, isocyanates or 100 to 200 parts of its modified resin and 0.05 to 5 part of thermoset resin formed of catalyzer.
On the basis of mentioned component content, the composition that can also increase as optimal technical scheme is the release agent of 0.01 to 2 part and the filler of 1 to 40 part simultaneously.And the polyether glycol of mentioning in above-mentioned composition, polyester polyol and polyamine mix while adopting isocyanates at the matrix resin raw material, can carry out chemical reaction with isocyanates, thereby its modification is become to carbamate or carbamyl polyimide resin, be modified resin, therefore in the configuration of matrix resin, can directly adopt isocyanates to mix with polyamine and carry out chemical reaction with polyether glycol, polyester polyol, carbamate or carbamyl polyimide resin after also can directly adopting isocyanates to be modified.
And for the above-mentioned composition range value to the matrix resin 6 mentioned, the inventor is through overtesting, think following several scheme be in above-mentioned matrix resin 6 composition proportion comparatively preferred embodiment, and these embodiments can combine with the above embodiments of the present invention, construct a plurality of more preferred embodiments:
1) by 80 parts of polyether glycols, 100 parts of isocyanates, 0.05 part of thermoset resin that catalyzer forms; Aforementioned composition proportion is built into and thermoset resin, and its minimum bend radius is less, and toughness is stronger, and intensity is higher, but speed of production is slower, and product surface is general.。
2) by 100 parts of polyether glycols, 150 parts of isocyanates, 2 parts of catalyzer, 2 parts of release agents, 20 parts of thermoset resins that filler forms; Aforementioned composition proportion is built into and thermoset resin, its minimum bend radius is slightly larger than above-mentioned a kind of embodiment, comparatively suitable when for optical cable or cable, being used as reinforcement, more than speed of production can reach 5m/min, and adding the stuffing product smooth surface, also reducing production cost simultaneously.
3) by 90 parts of polyester polyols, 150 parts of isocyanates, 1 part of catalyzer, 1.5 parts of release agents, 30 parts of thermoset resins that filler forms; Aforementioned composition proportion is built into and thermoset resin, and its minimum bend radius and toughness all slightly are same as a kind of embodiment, and because its filler added is more, production cost reduces.
4) by 95 parts of polyester polyols, 170 parts of isocyanates, 3 parts of catalyzer, 1 part of release agent, 40 parts of thermoset resins that filler forms; Aforementioned composition proportion is built into and thermoset resin, and because its filler added further increases, it produces also further growth of volume, makes its minimum bend radius and toughness have slightly and descends.
5) by 100 parts of polyamines, 120 parts of isocyanates, 5 parts of catalyzer, 1.2 parts of release agents, 35 parts of thermoset resins that filler forms; The matrix resin that this type of proportioning is produced is close to the 2nd) plant the form of embodiment, the bending modulus of goods increases, and speed of production can reach 10m/min.
Incomplete same with above-mentioned a kind of embodiment, another kind of embodiment provided by the present invention is a kind of method for making of the fiber reinforced plastics pole for optical cable, described method for making be any one or a few potpourri in the middle of glass fibre, basalt fibre, aramid fiber, metal fibre and carbon fiber as reinforcing material after super-dry, abundant dipping in matrix resin, then through the mould moulding that is heating and curing.
The above embodiments can be used as a comparatively embodiment on basis of method for making of the present invention for the method for making reinforced plastic bar of the present invention, and as this basis embodiment preferably, also for guaranteeing the production efficiency of reinforced plastic bar, described method for making preferably adopts the unit be comprised of creel 1, drying device 2, impregnation container 3, mould 4 and draw-gear 5, shown in Fig. 2, carry out in accordance with the following steps:
At first steps A, the reinforcing material that adopts draw-gear 5 will be placed on creel 1 draw to drying device 2, and the reinforcing material drying is accounted for to below 2% of its general assembly (TW) for water cut;
Step B, after reinforcing material is carried out to drying, then by draw-gear 5, it is drawn to abundant impregnation in impregnation container 3;
Step C, after the abundant impregnation of reinforcing material, then enter in mould 4, being machine-shaping after the temperature-curable pultrusion of 100 to 250 degrees centigrade.
Storage and the transportation of the reinforced plastic bar of machine-shaping for convenience simultaneously, increase step D, the reinforced plastic bar machine-shaping in step C on above-mentioned step after the most again, carry out rolling by the roller bearing 9 rotated, and also be provided with strand oscillator 8 on roller bearing 9.
Because the tack of thermoset resin is better, make the dip time of reinforcement material in matrix resin be shortened, the continuous-flow type production that adopts the draw-gear unit to carry out the reinforced plastic bar can make the speed of production of reinforced plastic bar be promoted to 10m/min.
And the matrix resin adopted in above-mentioned method, with reference to the above embodiments of the present invention, the thermoset resin that the filler that described matrix resin is the release agent by 0.05 to 5 part, 0.01 to 2 part of polyether glycol or 80 to 100 parts of polyester polyols, isocyanates or 100 to 200 parts of its modified resin, catalyzer and 1 to 40 part forms.
" embodiment " that spoken of in this manual, " another embodiment ", " embodiment ", etc., refer to specific features, structure or the characteristics described in conjunction with this embodiment and be included at least one embodiment that the application's generality describes.In instructions, a plurality of local appearance statement of the same race is not necessarily to refer to same embodiment.Furthermore, while in conjunction with arbitrary embodiment, describing a specific features, structure or characteristics, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also fall within the scope of the invention.
Although with reference to a plurality of explanatory embodiment of the present invention, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (7)
1. the fiber reinforced plastics pole for optical cable, any one or a few the potpourri that described plastic bar is usingd in the middle of basalt fibre, aramid fiber, metal fibre and carbon fiber is as reinforcing material, coated and be composited by matrix resin, it is characterized in that: described matrix resin is at least by any one 80 to 100 parts in the middle of polyether glycol, polyester polyol and polyamine, isocyanates or 100 to 200 parts of its modified resin and 0.05 to 5 part of thermoset resin formed of catalyzer.
2. the fiber reinforced plastics pole for optical cable according to claim 1, it is characterized in that: the reinforcing material in described reinforced plastic bar is 80 to 120 parts, matrix resin is 10 to 40 parts.
3. the fiber reinforced plastics pole for optical cable according to claim 2, it is characterized in that: the described thermoset resin as matrix resin also comprises the release agent of 0.01 to 2 part and the filler of 1 to 40 part.
4. the fiber reinforced plastics pole for optical cable according to claim 1 is characterized in that: the xsect of described reinforced plastic bar is for circular, and its diameter is 0.03 millimeter to 20 millimeters.
5. the method for making for the fiber reinforced plastics pole of optical cable, described method for making be any one or a few potpourri in the middle of basalt fibre, aramid fiber, metal fibre and carbon fiber as reinforcing material after super-dry, abundant dipping in matrix resin, then through the mould moulding that is heating and curing; It is characterized in that: described matrix resin is at least by any one 80 to 100 parts in the middle of polyether glycol, polyester polyol and polyamine, isocyanates or 100 to 200 parts of its modified resin and 0.05 to 5 part of thermoset resin formed of catalyzer.
6. the method for making of the fiber reinforced plastics pole for optical cable according to claim 5 is characterized in that: described method for making adopts the unit be comprised of creel, drying device, impregnation container, mould, draw-gear to carry out in accordance with the following steps:
At first steps A, the reinforcing material that adopts draw-gear will be placed on creel draw to drying device, and the reinforcing material drying is accounted for to below 2% of its general assembly (TW) for water cut;
Step B, after reinforcing material is carried out to drying, then by draw-gear, it is drawn to abundant impregnation in the impregnation container;
Step C, after the abundant impregnation of reinforcing material, then enter in mould, being machine-shaping after the temperature-curable pultrusion of 100 to 250 degrees centigrade.
7. the method for making of the fiber reinforced plastics pole for optical cable according to claim 6, is characterized in that: after also comprising step D, the reinforced plastic bar machine-shaping in step C in described method for making, by the roller bearing rotated, carry out rolling.
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| CN 201210162476 CN102692686B (en) | 2012-05-23 | 2012-05-23 | Fiber reinforced plastic rod for optical cables and manufacturing method thereof |
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| CN 201210162476 CN102692686B (en) | 2012-05-23 | 2012-05-23 | Fiber reinforced plastic rod for optical cables and manufacturing method thereof |
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| CN102692686A CN102692686A (en) | 2012-09-26 |
| CN102692686B true CN102692686B (en) | 2013-12-18 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102896783B (en) * | 2012-10-29 | 2015-06-03 | 南通赛博通信有限公司 | Production technology for glass fiber reinforced plastic rod used for optical cable |
| CN103869435A (en) * | 2014-03-26 | 2014-06-18 | 祝友通信科技（苏州）有限公司 | High-strength carbon non-metal reinforcer |
| CN104849823B (en) * | 2015-06-11 | 2018-11-02 | 李乾坤 | A kind of optical cable enhancing band and preparation method thereof |
| CN106279556B (en) * | 2016-08-15 | 2019-06-25 | 三河市洲通光电科技有限公司 | A kind of fiber reinforced plastics pole and its production method and application |
| CN107011648B (en) * | 2017-06-01 | 2020-04-24 | 哈尔滨工业大学 | Kevlar fiber cloth reinforced polyurea composite material and preparation method thereof |
| CN110119010A (en) * | 2019-04-15 | 2019-08-13 | 谢圣明 | A kind of non-metal reinforcing band capable of packaging optical cable vertically of new construction |
| CN112759797B (en) * | 2020-12-29 | 2022-11-25 | 武汉肯达科讯科技有限公司 | Heat-conducting insulating filler, heat-conducting insulating material and preparation method thereof |
| CN114571752B (en) * | 2022-03-16 | 2024-08-02 | 杭州巨力绝缘材料有限公司 | Carbon fiber optical cable reinforcing core and manufacturing method thereof |
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| CN101071191A (en) * | 2007-06-19 | 2007-11-14 | 上海晓宝增强塑料有限公司 | Aramid fiber reinforced plastic reinforcement, and its preparing process and use |
| CN202008545U (en) * | 2011-04-08 | 2011-10-12 | 上海斯瑞聚合体科技有限公司 | Integrated high-flexibility reinforced core for cables |
| CN102279449A (en) * | 2011-08-01 | 2011-12-14 | 四川航天拓鑫玄武岩实业有限公司 | Basalt fiber optical cable reinforced core and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4486841B2 (en) * | 2004-03-29 | 2010-06-23 | 日東紡績株式会社 | Glass fiber reinforced resin linear material and method for producing the same |
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| CN88101925A (en) * | 1987-03-31 | 1988-10-19 | 美国电话电报公司 | Building cable |
| CN101071191A (en) * | 2007-06-19 | 2007-11-14 | 上海晓宝增强塑料有限公司 | Aramid fiber reinforced plastic reinforcement, and its preparing process and use |
| CN202008545U (en) * | 2011-04-08 | 2011-10-12 | 上海斯瑞聚合体科技有限公司 | Integrated high-flexibility reinforced core for cables |
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