CN105504782A - Radiation-resistant and aging-resistant cable sheath materials and preparation method thereof - Google Patents
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- H—ELECTRICITY
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
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- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
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Abstract
The invention discloses radiation-resistant and aging-resistant cable sheath materials. The radiation-resistant and aging-resistant cable sheath materials comprise, by weight, 40-60 parts of polyurethane thermoplastic elastomer, 30-50 parts of linear low-density polyethylene, 20-35 parts of high-density polyethylene, 10-15 parts of calcium stearate, 3-10 parts of antimonous oxide, 12-16 parts of modified nano titanium dioxide, 10-16 parts of modified zinc oxide, 9-17 parts of p-hydroxyphenyl chloro-carbonic ester, 6-15 parts of methoxy isoamyl cinnamate, 10-20 parts of pantothenyl ethyl ether, 2-8 parts of zinc hypophosphite, 8-15 parts of hydrogenated palm kernel oil, 7-12 parts of 3, 5-dimethyl pyrazol, 4-8 parts of 2-sulfanilamide thiazole and 6-10 parts of dipropylene glycol salicylate. The radiation-resistant and aging-resistant cable sheath materials are good in ultraviolet resistance and aging resistance and especially applicable to an operation environment exposed in the strong outdoor sunlight.
Description
Technical field
The invention belongs to cable sheath material field, be specifically related to anti-aging cable sheath material of a kind of radiation hardness and preparation method thereof.
Background technology
At present, China's cable consumption increases considerably, and it is widely used in the fields such as electric installation such as subway, Nuclear power plants, market, hospital, intelligent building.Therefore, high quality, multi-functional cable needs progressively become new development trend.The cable of outdoor erection, due under being chronically exposed to sun exposure, being subject to ultravioletly repeatedly irradiating, cable sheath easily ftractures, aging, causes the moisture of occurring in nature to immerse insulation layer, and then decreases the work-ing life of cable sheath material.
Summary of the invention
For the above technical problem existed in prior art, the invention provides anti-aging cable sheath material of a kind of radiation hardness and preparation method thereof, this cable sheath material possesses good antiultraviolet, ageing resistance, is specially adapted to be exposed in the strong operating environment of outdoor daylight.
Technical scheme: the anti-aging cable sheath material of a kind of radiation hardness, comprise the composition of following parts by weight: polyurethane-type thermoplastic's elastomerics 40-60 part, linear low density polyethylene 30-50 part, high density polyethylene(HDPE) 20-35 part, calcium stearate 10-15 part, antimonous oxide 3-10 part, modified nano-titanium dioxide 12-16 part, modified zinc oxide 10-16 part, p-hydroxybenzene chloro-formic ester 9-17 part, methoxycinnamate isoamyl valerate 6-15 part, pantothenic acid alcohol ethyl ether 10-20 part, zinc hypophosphite 2-8 part, hydrogenated palm kernel oil 8-15 part, 3, 5-dimethyl pyrazole 7-12 part, 2-sulfanilic amide thiazole 4-8 part, dipropylene glycol salicylate 6-10 part.
Further, described polyurethane-type thermoplastic's elastomerics 45-55 part, linear low density polyethylene 35-45 part, high density polyethylene(HDPE) 25-30 part, calcium stearate 12-15 part, antimonous oxide 5-8 part, modified nano-titanium dioxide 13-15 part, modified zinc oxide 12-15 part, p-hydroxybenzene chloro-formic ester 10-14 part, methoxycinnamate isoamyl valerate 9-12 part, pantothenic acid alcohol ethyl ether 15-18 part, zinc hypophosphite 4-7 part, hydrogenated palm kernel oil 10-13 part, 3，5-dimethylpyrazole 9-12 part, 2-sulfanilic amide thiazole 5-7 part, dipropylene glycol salicylate 7-9 part.
Further, 52 parts, described polyurethane-type thermoplastic's elastomerics, linear low density polyethylene 40 parts, high density polyethylene(HDPE) 28 parts, calcium stearate 14 parts, antimonous oxide 7 parts, modified nano-titanium dioxide 14 parts, modified zinc oxide 13 parts, p-hydroxybenzene chloro-formic ester 12 parts, methoxycinnamate isoamyl valerate 11 parts, pantothenic acid alcohol ethyl ether 16 parts, zinc hypophosphite 5 parts, hydrogenated palm kernel oil 12 parts, 3，5-dimethylpyrazole 11 parts, 2-sulfanilic amide thiazole 6 parts, dipropylene glycol salicylate 8 parts.
A preparation method for the anti-aging cable sheath material of radiation hardness, comprises the steps:
(1) nano titanium oxide, Attapulgite and water are mixed, stirring reaction 1-3h at temperature 80-100 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace roasting;
(2) zinc oxide, molecular sieve and benzophenone are mixed, stirring reaction 2-4h at temperature 70-80 DEG C, subsequently obtained modified zinc oxide after drying, retort furnace roasting;
(3) by polyurethane-type thermoplastic's elastomerics 40-60 part and the mixing of high density polyethylene(HDPE) 20-35 part, Heating temperature is to 90-100 DEG C, add calcium stearate 10-15 part, modified nano-titanium dioxide 12-16 part, modified zinc oxide 10-16 part, p-hydroxybenzene chloro-formic ester 9-17 part, methoxycinnamate isoamyl valerate 6-15 part and pantothenic acid alcohol ethyl ether 10-20 part subsequently, react 30-40min while stirring;
(4) by linear low density polyethylene 30-50 part, antimonous oxide 3-10 part, zinc hypophosphite 2-8 part, hydrogenated palm kernel oil 8-15 part and the mixing of 3，5-dimethylpyrazole 7-12 part, at temperature 50-70 DEG C, 20-30min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 4-8 part, dipropylene glycol salicylate 6-10 part, stir 5-10min with 500-700r/min speed; Subsequently mixed material is added twin screw extruder, under 170-190 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Further, described in step (1), the ratio of nano titanium oxide, Attapulgite and water is: 3g:10g:20ml; Maturing temperature is 450 DEG C.
Further, described in step (2), the ratio of zinc oxide, molecular sieve and benzophenone is: 4g:15g:30ml; Maturing temperature is 550 DEG C.
Further, described in step (3), temperature is 95 DEG C, reaction 35min.
Further, described in step (4), temperature is 60 DEG C, reaction 28min.
Further, described in step (5), temperature is 185 DEG C.
Beneficial effect: the preparation method of the anti-aging cable sheath material of a kind of radiation hardness of the present invention, by modified nano-titanium dioxide, modified zinc oxide, p-hydroxybenzene chloro-formic ester, methoxycinnamate isoamyl valerate, pantothenic acid alcohol ethyl ether, zinc hypophosphite, hydrogenated palm kernel oil, 3，5-dimethylpyrazole, 2-sulfanilic amide thiazole, dipropylene glycol salicylate through heating, stirring, banburying, the technique such as to extrude and prepare cable sheath material; This cable sheath material can possess good antiultraviolet, ageing resistance, is specially adapted to be exposed in the strong operating environment of outdoor daylight.
Embodiment
Embodiment 1
(1) by nano titanium oxide, Attapulgite and water be proportionally: 3g:10g:20ml mixes, stirring reaction 1h at temperature 80 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace 450 DEG C of roastings;
(2) by zinc oxide, molecular sieve and benzophenone be proportionally: 4g:15g:30ml mixes, stirring reaction 2h under temperature 70 C, subsequently obtained modified zinc oxide after drying, retort furnace 550 DEG C of roastings;
(3) by 40 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 20 parts mixing, Heating temperature to 90 DEG C, add calcium stearate 10 parts, modified nano-titanium dioxide 12 parts, modified zinc oxide 10 parts, p-hydroxybenzene chloro-formic ester 9 parts, methoxycinnamate isoamyl valerate 6 parts and pantothenic acid alcohol ethyl ether 10 parts subsequently, react 30min while stirring;
(4) by linear low density polyethylene 30 parts, antimonous oxide 3 parts, zinc hypophosphite 2 parts, hydrogenated palm kernel oil 8 parts and 3，5-dimethylpyrazole 7 parts mixing, under temperature 50 C, 20min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 4 parts, dipropylene glycol salicylate 6 parts, stir 5min with 500r/min speed; Subsequently mixed material is added twin screw extruder, under 170 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Comparative example 1
(1) by 40 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 20 parts mixing, Heating temperature to 90 DEG C, adds calcium stearate 10 parts subsequently, reacts 30min while stirring;
(2) by linear low density polyethylene 30 parts and antimonous oxide 3 parts mixing, under temperature 50 C, 20min is reacted;
(3) by step (1) products therefrom and the mixing of step (2) products therefrom, 5min is stirred with 500r/min speed; Subsequently mixed material is added twin screw extruder, under 170 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Embodiment 2
(1) by nano titanium oxide, Attapulgite and water be proportionally: 3g:10g:20ml mixes, stirring reaction 3h at temperature 100 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace 450 DEG C of roastings;
(2) by zinc oxide, molecular sieve and benzophenone be proportionally: 4g:15g:30ml mixes, stirring reaction 4h at temperature 80 DEG C, subsequently obtained modified zinc oxide after drying, retort furnace 550 DEG C of roastings;
(3) by 60 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 35 parts mixing, Heating temperature to 100 DEG C, add calcium stearate 15 parts, modified nano-titanium dioxide 16 parts, modified zinc oxide 16 parts, p-hydroxybenzene chloro-formic ester 17 parts, methoxycinnamate isoamyl valerate 15 parts and pantothenic acid alcohol ethyl ether 20 parts subsequently, react 40min while stirring;
(4) by linear low density polyethylene 50 parts, antimonous oxide 10 parts, zinc hypophosphite 8 parts, hydrogenated palm kernel oil 15 parts and 3，5-dimethylpyrazole 12 parts mixing, under temperature 70 C, 30min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 8 parts, dipropylene glycol salicylate 10 parts, stir 10min with 700r/min speed; Subsequently mixed material is added twin screw extruder, under 190 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Comparative example 2
(1) by 60 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 35 parts mixing, Heating temperature to 100 DEG C, adds calcium stearate 15 parts subsequently, reacts 40min while stirring;
(2) by linear low density polyethylene 50 parts and antimonous oxide 10 parts mixing, under temperature 70 C, 30min is reacted;
(3) by step (1) products therefrom and the mixing of step (2) products therefrom, subsequently mixed material is added twin screw extruder, under 190 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Embodiment 3
(1) by nano titanium oxide, Attapulgite and water be proportionally: 3g:10g:20ml mixes, stirring reaction 3h at temperature 100 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace 450 DEG C of roastings;
(2) by zinc oxide, molecular sieve and benzophenone be proportionally: 4g:15g:30ml mixes, stirring reaction 4h at temperature 80 DEG C, subsequently obtained modified zinc oxide after drying, retort furnace 550 DEG C of roastings;
(3) by 45 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 25 parts mixing, Heating temperature to 100 DEG C, add calcium stearate 12 parts, modified nano-titanium dioxide 13 parts, modified zinc oxide 12 parts, p-hydroxybenzene chloro-formic ester 10 parts, methoxycinnamate isoamyl valerate 15 parts and pantothenic acid alcohol ethyl ether 20 parts subsequently, react 40min while stirring;
(4) by linear low density polyethylene 50 parts, antimonous oxide 10 parts, zinc hypophosphite 8 parts, hydrogenated palm kernel oil 15 parts and 3，5-dimethylpyrazole 9 parts mixing, under temperature 70 C, 30min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 5 parts, dipropylene glycol salicylate 7 parts, stir 10min with 700r/min speed; Subsequently mixed material is added twin screw extruder, under 190 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Embodiment 4
(1) by nano titanium oxide, Attapulgite and water be proportionally: 3g:10g:20ml mixes, stirring reaction 3h at temperature 80 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace 450 DEG C of roastings;
(2) by zinc oxide, molecular sieve and benzophenone be proportionally: 4g:15g:30ml mixes, stirring reaction 4h under temperature 70 C, subsequently obtained modified zinc oxide after drying, retort furnace 550 DEG C of roastings;
(3) by 55 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 30 parts mixing, Heating temperature to 90 DEG C, add calcium stearate 15 parts, modified nano-titanium dioxide 15 parts, modified zinc oxide 15 parts, p-hydroxybenzene chloro-formic ester 14 parts, methoxycinnamate isoamyl valerate 15 parts and pantothenic acid alcohol ethyl ether 20 parts subsequently, react 30min while stirring;
(4) by linear low density polyethylene 50 parts, antimonous oxide 10 parts, zinc hypophosphite 8 parts, hydrogenated palm kernel oil 15 parts and 3，5-dimethylpyrazole 12 parts mixing, under temperature 50 C, 20min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 7 parts, dipropylene glycol salicylate 9 parts, stir 5min with 500r/min speed; Subsequently mixed material is added twin screw extruder, under 170 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Embodiment 5
(1) by nano titanium oxide, Attapulgite and water be proportionally: 3g:10g:20ml mixes, stirring reaction 2h at temperature 90 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace 450 DEG C of roastings;
(2) by zinc oxide, molecular sieve and benzophenone be proportionally: 4g:15g:30ml mixes, stirring reaction 3h at temperature 75 DEG C, subsequently obtained modified zinc oxide after drying, retort furnace 550 DEG C of roastings;
(3) by 52 parts, polyurethane-type thermoplastic's elastomerics and high density polyethylene(HDPE) 28 parts mixing, Heating temperature to 95 DEG C, add calcium stearate 14 parts, modified nano-titanium dioxide 14 parts, modified zinc oxide 13 parts, p-hydroxybenzene chloro-formic ester 12 parts, methoxycinnamate isoamyl valerate 11 parts and pantothenic acid alcohol ethyl ether 16 parts subsequently, react 35min while stirring;
(4) by linear low density polyethylene 40 parts, antimonous oxide 7 parts, zinc hypophosphite 5 parts, hydrogenated palm kernel oil 12 parts and 3，5-dimethylpyrazole 11 parts mixing, under temperature 60 C, 28min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 6 parts, dipropylene glycol salicylate 8 parts, stir 10min with 700r/min speed; Subsequently mixed material is added twin screw extruder, under 185 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
Gained cable sheath material in each embodiment and comparative example is irradiated 1020h under 55 DEG C of UV-irradiation, and its performance is as following table:
。
Claims (9)
1. the anti-aging cable sheath material of radiation hardness, it is characterized in that, comprise the composition of following parts by weight: polyurethane-type thermoplastic's elastomerics 40-60 part, linear low density polyethylene 30-50 part, high density polyethylene(HDPE) 20-35 part, calcium stearate 10-15 part, antimonous oxide 3-10 part, modified nano-titanium dioxide 12-16 part, modified zinc oxide 10-16 part, p-hydroxybenzene chloro-formic ester 9-17 part, methoxycinnamate isoamyl valerate 6-15 part, pantothenic acid alcohol ethyl ether 10-20 part, zinc hypophosphite 2-8 part, hydrogenated palm kernel oil 8-15 part, 3, 5-dimethyl pyrazole 7-12 part, 2-sulfanilic amide thiazole 4-8 part, dipropylene glycol salicylate 6-10 part.
2. the anti-aging cable sheath material of a kind of radiation hardness according to claim 1, it is characterized in that, described polyurethane-type thermoplastic's elastomerics 45-55 part, linear low density polyethylene 35-45 part, high density polyethylene(HDPE) 25-30 part, calcium stearate 12-15 part, antimonous oxide 5-8 part, modified nano-titanium dioxide 13-15 part, modified zinc oxide 12-15 part, p-hydroxybenzene chloro-formic ester 10-14 part, methoxycinnamate isoamyl valerate 9-12 part, pantothenic acid alcohol ethyl ether 15-18 part, zinc hypophosphite 4-7 part, hydrogenated palm kernel oil 10-13 part, 3, 5-dimethyl pyrazole 9-12 part, 2-sulfanilic amide thiazole 5-7 part, dipropylene glycol salicylate 7-9 part.
3. the anti-aging cable sheath material of a kind of radiation hardness according to claim 2, it is characterized in that, 52 parts, described polyurethane-type thermoplastic's elastomerics, linear low density polyethylene 40 parts, high density polyethylene(HDPE) 28 parts, calcium stearate 14 parts, antimonous oxide 7 parts, modified nano-titanium dioxide 14 parts, modified zinc oxide 13 parts, p-hydroxybenzene chloro-formic ester 12 parts, methoxycinnamate isoamyl valerate 11 parts, pantothenic acid alcohol ethyl ether 16 parts, zinc hypophosphite 5 parts, hydrogenated palm kernel oil 12 parts, 3, 5-dimethyl pyrazole 11 parts, 2-sulfanilic amide thiazole 6 parts, dipropylene glycol salicylate 8 parts.
4. a preparation method for the anti-aging cable sheath material of radiation hardness, is characterized in that, comprise the steps:
(1) nano titanium oxide, Attapulgite and water are mixed, stirring reaction 1-3h at temperature 80-100 DEG C, subsequently obtained modified nano-titanium dioxide after drying, retort furnace roasting;
(2) zinc oxide, molecular sieve and benzophenone are mixed, stirring reaction 2-4h at temperature 70-80 DEG C, subsequently obtained modified zinc oxide after drying, retort furnace roasting;
(3) by polyurethane-type thermoplastic's elastomerics 40-60 part and the mixing of high density polyethylene(HDPE) 20-35 part, Heating temperature is to 90-100 DEG C, add calcium stearate 10-15 part, modified nano-titanium dioxide 12-16 part, modified zinc oxide 10-16 part, p-hydroxybenzene chloro-formic ester 9-17 part, methoxycinnamate isoamyl valerate 6-15 part and pantothenic acid alcohol ethyl ether 10-20 part subsequently, react 30-40min while stirring;
(4) by linear low density polyethylene 30-50 part, antimonous oxide 3-10 part, zinc hypophosphite 2-8 part, hydrogenated palm kernel oil 8-15 part and the mixing of 3，5-dimethylpyrazole 7-12 part, at temperature 50-70 DEG C, 20-30min is reacted;
(5) by step (3) products therefrom and the mixing of step (4) products therefrom, and add 2-sulfanilic amide thiazole 4-8 part, dipropylene glycol salicylate 6-10 part, stir 5-10min with 500-700r/min speed; Subsequently mixed material is added twin screw extruder, under 170-190 DEG C of temperature condition, melt blending is extruded, and can obtain described cable sheath material.
5. the preparation method of the anti-aging cable sheath material of a kind of radiation hardness according to claim 4, is characterized in that, described in step (1), the ratio of nano titanium oxide, Attapulgite and water is: 3g:10g:20ml; Maturing temperature is 450 DEG C.
6. the preparation method of the anti-aging cable sheath material of a kind of radiation hardness according to claim 4, is characterized in that, described in step (2), the ratio of zinc oxide, molecular sieve and benzophenone is: 4g:15g:30ml; Maturing temperature is 550 DEG C.
7. the preparation method of the anti-aging cable sheath material of a kind of radiation hardness according to claim 4, is characterized in that, described in step (3), temperature is 95 DEG C, reaction 35min.
8. the preparation method of the anti-aging cable sheath material of a kind of radiation hardness according to claim 4, is characterized in that, described in step (4), temperature is 60 DEG C, reaction 28min.
9. the preparation method of the anti-aging cable sheath material of a kind of radiation hardness according to claim 4, is characterized in that, described in step (5), temperature is 185 DEG C.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105949592A (en) * | 2016-05-18 | 2016-09-21 | 安徽华通电缆集团有限公司 | Radiation-preventive cable jacket material and preparation method thereof |
| CN107163549A (en) * | 2017-06-09 | 2017-09-15 | 芜湖航天特种电缆厂股份有限公司 | Naval vessel waterproof cable sheath and preparation method thereof |
| CN107383557A (en) * | 2017-08-30 | 2017-11-24 | 芜湖新农夫机械有限公司 | A kind of anti-aging cable of polyethylene and its manufacture method |
| CN109796657A (en) * | 2018-12-29 | 2019-05-24 | 安徽天康(集团)股份有限公司 | A kind of power-frequency electromagnetic fields |
| CN110591335A (en) * | 2019-09-25 | 2019-12-20 | 江苏祥云塑料科技有限公司 | High-flame-retardance low-smoke-toxicity weather-resistant cable sheath material and preparation method thereof |
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| CN103756106A (en) * | 2013-12-10 | 2014-04-30 | 芜湖佳诚电子科技有限公司 | Anti-ultraviolet polyethylene electric cable insulation material and preparation method thereof |
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| CN110591335A (en) * | 2019-09-25 | 2019-12-20 | 江苏祥云塑料科技有限公司 | High-flame-retardance low-smoke-toxicity weather-resistant cable sheath material and preparation method thereof |
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