CN103554796A - Tear-resistant and high-temperature-aging-resistant modified terafluoroethylene-propylene rubber cable material - Google Patents

Abstract

The invention relates to a cable material, and specifically relates to a tear-resistant and high-temperature-aging-resistant modified terafluoroethylene-propylene rubber cable material. The cable material comprises the following raw materials in parts by weight: 30-34 parts of terafluoroethylene-propylene rubber, 20-23 parts of butadiene styrene rubber, 12-14 parts of silicone rubber, 20-22 parts of metallocene linear low density polyethylene, 20-23 parts of white carbon black, 3-4 parts of a KH-560 silane coupling agent, 4-5 parts of molybdenum disulfide, 5-8 parts of paraffin, 3-5 parts of vaseline, 30-35 parts of spray carbon black, 20-24 parts of 600-mesh calcium oxide, 1-2 parts of an accelerant CZ, 2-3 parts of methyl triethoxysilane, 1-2 parts of an accelerant M, 4-5 parts of fatty alcohol phosphate, 5-9 parts of activated zinc oxide, 1-2 parts of zinc stearate, 1-2 parts of sulphur, 12-14 parts of potassium feldspar powder and 4-5 parts of an assistant. The cable material combines the advantages of the raw materials such as terafluoroethylene-propylene rubber, silicon rubber, butadiene styrene rubber and metallocene linear low density polyethylene, and enhances the performance of a conventional terafluoroethylene-propylene rubber material, so that the tear-resistant and high-temperature-aging-resistant modified terafluoroethylene-propylene rubber cable material has excellent strength and flexibility and performances such as tear resistance and high-temperature-aging resistance, can be applicable to special using environmental conditions and has a broad market application prospect.

Description

A kind of modification 4 third viton CABLE MATERIALS of tear-resistant heat resistant

Technical field

The present invention relates to a kind of CABLE MATERIALS, be specifically related to modification 4 third viton CABLE MATERIALS of a kind of tear-resistant heat resistant and preparation method thereof.

Background technology

Along with expanding economy, the market of cable is wide, promoting the progress of CABLE MATERIALS production technology, CABLE MATERIALS is not only of many uses, and its performance index are had to special requirement, such as insulativity, tensile strength, use temperature, the indexs such as flame retardant properties all have strict requirement, constantly improve the performance of CABLE MATERIALS, it is the active demand of economy and social development, there is poor fire more in traditional CABLE MATERIALS, high temperature is yielding, poor mechanical property, the problems such as work-ing life is short, bring a lot of inconvenience to actual use, even threaten people's the security of the lives and property, therefore, be badly in need of changing original CABLE MATERIALS formula, improve material property, with the various demand in appropriate cable market.

Summary of the invention

The object of the invention is to, a kind of modification 4 third viton CABLE MATERIALS of tear-resistant heat resistant are provided, promoted the performance of tradition 4 third viton materials, make it possess superior intensity and snappiness, tear-resistant, heat resistant, can adapt to specific environment for use condition, to achieve these goals, the technical solution used in the present invention is as follows:

A kind of modification 4 third viton CABLE MATERIALS of tear-resistant heat resistant, it is characterized in that, the component that this CABLE MATERIALS comprises following weight part: 4 third viton 30-34, styrene-butadiene rubber(SBR) 20-23, silicon rubber 12-14, metallocene linear-low density polyethylene 20-22, white carbon black 20-23, KH-560 silane coupling agent 3-4, molybdenumdisulphide 4-5, paraffin 5-8, Vaseline 3-5, spray carbon black 30-35, 600 order calcium oxide 20-24, accelerant CZ 1-2, Union carbide A-162 2-3, captax 1-2, phosphoric acid aliphatic alcohol ester 4-5, active zinc flower 5-9, Zinic stearas 1-2, sulphur 1-2, feldspar in powder 12-14, auxiliary agent 4-5.

The raw material that described auxiliary agent comprises following weight part: lazurite 20-24, linking agent TAC3-4, tri (propylene glycol) diacrylate 2-3, Zinc Stearate 2-3, nano silicon 3-4, Zirconium tetrafluoride 1-2, Union carbide A-162 1-2, Vulcanization accelerator TMTD 1-2, sepiolite powder 8-10, polyisobutene 2-3, anti-aging agent ODA 1-2, Fructus Zanthoxyli oil 1-2; Preparation method puts into calcining furnace by lazurite, sepiolite to calcine 3-4 hour at 550-570 ℃, cooling, be ground into and put into 12-15% hydrochloric acid soln after 50-100 order and soak 2-3 hour, filter out lazurite, sepiolite powder, clear water is cleaned, is dried, and is ground into 200-300 order powder, mixes with other remaining component, grinding distribution 1-2 hour, obtains.

The modification 4 third viton CABLE MATERIALS of described a kind of tear-resistant heat resistant, its preparation method is as follows:

(1) 4 third viton, silicon rubber are dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 50-60 ℃, starts discharging, and the material of plasticating is cooling standby;

(2) styrene-butadiene rubber(SBR) is dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 110-130 ℃, starts discharging, and the material of plasticating is cooling standby;

(3) compound step (1), step (2) being obtained drops in Banbury mixer, add paraffin, after mixing 4-5min, add 600 order calcium oxide, mixing 2-3min, first add subsequently 2/3 white carbon black, mixing 3-5min, more remaining white carbon black is all added, 2-3min turns refining, when Banbury mixer temperature reaches 80-110 ℃, start discharging, after compound is completely cooling, drop in mill, add active zinc flower, sulphur, accelerant CZ, captax, thin-pass 6-8 time, mill working temperature≤60 ℃;

(4) metallocene linear-low density polyethylene, phosphoric acid aliphatic alcohol ester, KH-560 silane coupling agent, Vaseline, molybdenumdisulphide, spray carbon black are mixed, send into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 3-4min at 70-110 ℃ sends in mill after cooling and opens refining, adds other remaining components, and thin-pass 6-7 time, obtains rubber mass of the present invention.

The present invention combines the advantage of the raw materials such as 4 third viton, silicon rubber, styrene-butadiene rubber(SBR) and metallocene linear-low density polyethylene, promoted the performance of tradition 4 third viton materials, make it possess superior intensity and snappiness, the performances such as tear-resistant, heat resistant, can adapt to specific environment for use condition, market application foreground is wide.

Embodiment

Embodiment

The raw material that the CABLE MATERIALS of the present embodiment comprises following weight part: 4 third viton 34, styrene-butadiene rubber(SBR) 23, silicon rubber 12, metallocene linear-low density polyethylene 22, white carbon black 23, KH-560 silane coupling agent 4, molybdenumdisulphide 5, paraffin 8, Vaseline 5, spray carbon black 35,600 order calcium oxide 24, accelerant CZ 2, Union carbide A-162 3, captax 2, phosphoric acid aliphatic alcohol ester 5, active zinc flower 8, Zinic stearas 2, sulphur 2, feldspar in powder 14, auxiliary agent 5.

The raw material that described auxiliary agent comprises following weight part: lazurite 24, linking agent TAC4, tri (propylene glycol) diacrylate 3, Zinc Stearate 3, nano silicon 4, Zirconium tetrafluoride 2, Union carbide A-162 2, Vulcanization accelerator TMTD 2, sepiolite powder 10, polyisobutene 3, anti-aging agent ODA 2, Fructus Zanthoxyli oil 2; Preparation method puts into calcining furnace by lazurite, sepiolite at 570 ℃, to calcine 4 hours, cooling, be ground into and put into 15% hydrochloric acid soln after 80 orders and soak 3 hours, filter out lazurite, sepiolite powder, clear water is cleaned, is dried, and is ground into 300 order powder, mixes with other remaining component, grinding distribution 2 hours, obtains.

The modification 4 third viton CABLE MATERIALS of described a kind of tear-resistant heat resistant, its preparation method is as follows:

(1) 4 third viton, silicon rubber are dropped in Banbury mixer, the 15min that plasticates, when Banbury mixer temperature reaches 60 ℃, starts discharging, and the material of plasticating is cooling standby;

(2) styrene-butadiene rubber(SBR) is dropped in Banbury mixer, the 12min that plasticates, when Banbury mixer temperature reaches 120 ℃, starts discharging, and the material of plasticating is cooling standby;

(3) compound step (1), step (2) being obtained drops in Banbury mixer, add paraffin, after mixing 5min, add 600 order calcium oxide, mixing 3min, first add subsequently 2/3 white carbon black, mixing 5min, more remaining white carbon black is all added, 3min turns refining, when Banbury mixer temperature reaches 100 ℃, start discharging, after compound is completely cooling, drop in mill, add active zinc flower, sulphur, accelerant CZ, captax, thin-pass 8 times, mill working temperature≤60 ℃;

(4) metallocene linear-low density polyethylene, phosphoric acid aliphatic alcohol ester, KH-560 silane coupling agent, Vaseline, molybdenumdisulphide, spray carbon black are mixed, send into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 3min at 100 ℃ sends in mill after cooling and opens refining, adds other remaining components, and thin-pass 6 times, obtains rubber mass of the present invention.

CABLE MATERIALS prepared by the present invention, mechanical property is effectively improved, and the indexs such as tensile strength, elongation at break obtain and improve, and possess good tensile strength and snappiness, tear-resistant, heat resistant.

The performance test results of CABLE MATERIALS of the present invention is: tensile strength is 18.5Mpa, and elongation at break is 446%, after 136 ℃ * 168h hot air aging, and stretching strength retentivity 97.5%, elongation at break conservation rate is 98%, tear strength is 7.3N/mm.

Claims (2)

1. the modification 4 third viton CABLE MATERIALS of a tear-resistant heat resistant, it is characterized in that, this CABLE MATERIALS is comprised of the raw material of following weight part: 4 third viton 30-34, styrene-butadiene rubber(SBR) 20-23, silicon rubber 12-14, metallocene linear-low density polyethylene 20-22, white carbon black 20-23, KH-560 silane coupling agent 3-4, molybdenumdisulphide 4-5, paraffin 5-8, Vaseline 3-5, spray carbon black 30-35, 600 order calcium oxide 20-24, accelerant CZ 1-2, Union carbide A-162 2-3, captax 1-2, phosphoric acid aliphatic alcohol ester 4-5, active zinc flower 5-9, Zinic stearas 1-2, sulphur 1-2, feldspar in powder 12-14, auxiliary agent 4-5,

The raw material that described auxiliary agent comprises following weight part: lazurite 20-24, linking agent TAC3-4, tri (propylene glycol) diacrylate 2-3, Zinc Stearate 2-3, nano silicon 3-4, Zirconium tetrafluoride 1-2, Union carbide A-162 1-2, Vulcanization accelerator TMTD 1-2, sepiolite powder 8-10, polyisobutene 2-3, anti-aging agent ODA 1-2, Fructus Zanthoxyli oil 1-2; Preparation method puts into calcining furnace by lazurite, sepiolite to calcine 3-4 hour at 550-570 ℃, cooling, be ground into and put into 12-15% hydrochloric acid soln after 50-100 order and soak 2-3 hour, filter out lazurite, sepiolite powder, clear water is cleaned, is dried, and is ground into 200-300 order powder, mixes with other remaining component, grinding distribution 1-2 hour, obtains.

2. the modification 4 third viton CABLE MATERIALS of a kind of tear-resistant heat resistant as claimed in claim 1, its manufacture craft is as follows:

(1) 4 third viton, silicon rubber are dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 50-60 ℃, starts discharging, and the material of plasticating is cooling standby;

(2) styrene-butadiene rubber(SBR) is dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 110-130 ℃, starts discharging, and the material of plasticating is cooling standby;

(3) compound step (1), step (2) being obtained drops in Banbury mixer, add paraffin, after mixing 4-5min, add 600 order calcium oxide, mixing 2-3min, first add subsequently 2/3 white carbon black, mixing 3-5min, more remaining white carbon black is all added, 2-3min turns refining, when Banbury mixer temperature reaches 80-110 ℃, start discharging, after compound is completely cooling, drop in mill, add active zinc flower, sulphur, accelerant CZ, captax, thin-pass 6-8 time, mill working temperature≤60 ℃;

(4) metallocene linear-low density polyethylene, phosphoric acid aliphatic alcohol ester, KH-560 silane coupling agent, Vaseline, molybdenumdisulphide, spray carbon black are mixed, send into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 3-4min at 70-110 ℃ sends in mill after cooling and opens refining, adds other remaining components, and thin-pass 6-7 time, obtains rubber mass of the present invention.