CN103554557A - Anti-corrosion natural rubber cable material - Google Patents

Abstract

The invention relates to a cable material, and particularly relates to an anti-corrosion natural rubber cable material. The cable material comprises the following raw materials in parts by weight: 40-45 parts of natural rubber, 20-24 parts of chloroprene rubber adhesive (CR121), 15-20 parts of poly-1-butene, 4-5 parts of magnesium oxide, 8-10 parts of acrylic rubber, 28-32 parts of white carbon black, 4-5 parts of coumarone, 4-5 parts of potassium stearate, 20-25 parts of nano-kaolin, 1-2 parts of sulphur, 10-15 parts of nano calcium carbonate, 1-2 parts of anti-aging agent 4010NA, 15-20 parts of diethylene glycol dibenzoate, 1-2 parts of accelerant tetramethylthiuramdisulfide (TMTD0, 1-2 parts of accelerant M, 1-2 parts of bi(dioctyl oxygen radical pyrophosphate) ethylene titanate, 33-36 parts of N330 carbon black and 4-5 parts of assistant. The cable material is combined with advantages of the raw materials such as the natural rubber, the chloroprene rubber adhesive, the acrylic rubber, the poly-1-butene and the like; the characteristics of the traditional natural rubber cable material are improved; the modified material has the advantages of heat resistance, oil resistance, chemical resistance, storage stability and the like, can meet the operating requirements of specific occasions, and is broad in application prospect.

Description

A kind of corrosion-resistant natural rubber cable material

Technical field

The present invention relates to a kind of CABLE MATERIALS, be specifically related to a kind of corrosion-resistant natural rubber cable material 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, work-ing life is short, the problem such as environmental corrosion resisting not, 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 corrosion-resistant natural rubber cable material is provided, promote the performance of traditional paracril CABLE MATERIALS, make it possess high, the heat-resisting characteristic such as cold-resistant of good toughness, intensity, to achieve these goals, the technical solution used in the present invention is as follows:

A kind of corrosion-resistant natural rubber cable material, it is characterized in that, the component that this CABLE MATERIALS comprises following weight part: natural rubber 40-45, neoprene latex (CR121) 20-24, poly-1-butylene 15-20, magnesium oxide 4-5, acrylic elastomer 8-10, white carbon black 28-32, coumarone 4-5, potassium stearate 4-5, nano kaoline 20-25, sulphur 1-2, nano-calcium carbonate 10-15, antioxidant 4010NA 1-2, Diethylene Glycol Dibenzoate 15-20, Vulcanization accelerator TMTD 1-2, captax 1-2, Di(dioctylpyrophosphato) ethylene titanate 1-2, N330 carbon black 33-36, auxiliary agent 4-5.

The raw material that described auxiliary agent comprises following weight part: lazurite 30-35, hexamethylene diisocyanate 4-5, tri (propylene glycol) diacrylate 2-3, zinc oxide 5-6, jade 4-5,3-aminopropyl trimethoxysilane 2-3, anilinomethyl triethoxysilane 1-2, diethylenetriamine 4-5, morpholine 1-2, Radix Angelicae Sinensis oil 1-2, anti-aging agent TPPD 1-2; Preparation method puts into calcining furnace by lazurite 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 powder, clear water is cleaned, and dries, be ground into 200-300 order powder, mix with other remaining component, grinding distribution 1-2 hour, obtains.

Described a kind of corrosion-resistant natural rubber cable material, its preparation method is as follows:

(1) natural rubber, neoprene latex (CR121) are dropped in Banbury mixer, the 12-15min that plasticates, when the temperature of Banbury mixer reaches 90-110 ℃, starts discharge, and the compound of plasticating is cooling standby;

(2) acrylic elastomer is dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 40-50 ℃, starts discharge, and the material of plasticating is cooling standby;

(3) by (1), (2) material obtaining drops in Banbury mixer together, add potassium stearate, antioxidant 4010NA, mixing 3-5min, add magnesium oxide, nano-calcium carbonate, continue mixing 3-4min, first add subsequently 2/3 N330 carbon black, after mixing 3-5min, again remaining N330 carbon black is all added, 3-4min turns refining, finally add coumarone, Di(dioctylpyrophosphato) ethylene titanate, mixing 3-5min, when Banbury mixer temperature reaches 80-90 ℃, start discharge, cooled compound is dropped in mill, add nano kaoline, sulphur, Vulcanization accelerator TMTD, captax, thin-pass 6-8 time, mill working temperature≤60 ℃,

(4) poly-1-butylene, Diethylene Glycol Dibenzoate, white carbon black are sent into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 3-4min at 120-130 ℃ sends in mill after cooling, adds other remaining components, and thin-pass obtains CABLE MATERIALS of the present invention 6-7 time.

The present invention combines the advantage of the materials such as natural rubber, neoprene latex, acrylic elastomer and poly-1-butylene, improved the characteristic of traditional natural rubber CABLE MATERIALS, the advantages such as that the material after modification has is heat-resisting, oil resistant, chemical-resistant reagent, resistance to storage, can meet the service requirements of specific occasion, have a extensive future.

Embodiment

Embodiment

The raw material that the CABLE MATERIALS of the present embodiment comprises following weight part: natural rubber 45, neoprene latex (CR121) 24, poly-1-butylene 18, magnesium oxide 5, acrylic elastomer 10, white carbon black 28, coumarone 5, potassium stearate 5, nano kaoline 25, sulphur 2, nano-calcium carbonate 15, antioxidant 4010NA 2, Diethylene Glycol Dibenzoate 20, Vulcanization accelerator TMTD 2, captax 1, Di(dioctylpyrophosphato) ethylene titanate 2, N330 carbon black 36, auxiliary agent 4.

The raw material that described auxiliary agent comprises following weight part: lazurite 35, hexamethylene diisocyanate 4, tri (propylene glycol) diacrylate 3, zinc oxide 6, jade 4,3-aminopropyl trimethoxysilane 2, anilinomethyl triethoxysilane 2, diethylenetriamine 4, morpholine 2, Radix Angelicae Sinensis oil 2, anti-aging agent TPPD 2; Preparation method puts into calcining furnace by lazurite at 570 ℃, to calcine 3 hours, cooling, is ground into put into 15% hydrochloric acid soln after 80 orders and soak 3 hours, filters out lazurite powder, clear water is cleaned, and dries, and is ground into 300 order powder, mix with other remaining component, grinding distribution 2 hours, obtains.

Described a kind of corrosion-resistant natural rubber cable material, its preparation method is as follows:

(1) natural rubber, neoprene latex (CR121) are dropped in Banbury mixer, the 15min that plasticates, when the temperature of Banbury mixer reaches 100 ℃, starts discharge, and the compound of plasticating is cooling standby;

(2) acrylic elastomer is dropped in Banbury mixer, the 15min that plasticates, when Banbury mixer temperature reaches 50 ℃, starts discharge, and the material of plasticating is cooling standby;

(3) by (1), (2) material obtaining drops in Banbury mixer together, add potassium stearate, antioxidant 4010NA, mixing 5min, add magnesium oxide, nano-calcium carbonate, continue mixing 4min, first add subsequently 2/3 N330 carbon black, after mixing 5min, again remaining N330 carbon black is all added, 4min turns refining, finally add coumarone, Di(dioctylpyrophosphato) ethylene titanate, mixing 5min, when Banbury mixer temperature reaches 90 ℃, start discharge, cooled compound is dropped in mill, add nano kaoline, sulphur, Vulcanization accelerator TMTD, captax, thin-pass 8 times, mill working temperature≤60 ℃,

(4) poly-1-butylene, Diethylene Glycol Dibenzoate, white carbon black are sent into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 4min at 120 ℃ sends in mill after cooling, adds other remaining components, and thin-pass obtains CABLE MATERIALS of the present invention 7 times.

CABLE MATERIALS prepared by the present invention, processing characteristics is effectively improved, and the indexs such as tensile strength, elongation at break, oil resistant, resistance to chemical corrosion, storage time obtain raising simultaneously.

The performance test results of CABLE MATERIALS of the present invention is: tensile strength is 17.5Mpa, elongation at break is 418%, after 90 ℃ * 70h of IRM902 oil processes, tensile strength and elongation at break are respectively 16.8Mpa, 392%, after 120 ℃ * 200h hot air aging, stretching strength retentivity 91.6%, soaks after 7 days through 80 ℃ of toluene solvants, without obvious Swelling.

Claims (2)

1. a corrosion-resistant natural rubber cable material, it is characterized in that, this CABLE MATERIALS is comprised of the raw material of following weight part: natural rubber 40-45, neoprene latex (CR121) 20-24, poly-1-butylene 15-20, magnesium oxide 4-5, acrylic elastomer 8-10, white carbon black 28-32, coumarone 4-5, potassium stearate 4-5, nano kaoline 20-25, sulphur 1-2, nano-calcium carbonate 10-15, antioxidant 4010NA 1-2, Diethylene Glycol Dibenzoate 15-20, Vulcanization accelerator TMTD 1-2, captax 1-2, Di(dioctylpyrophosphato) ethylene titanate 1-2, N330 carbon black 33-36, auxiliary agent 4-5,

The raw material that described auxiliary agent comprises following weight part: lazurite 30-35, hexamethylene diisocyanate 4-5, tri (propylene glycol) diacrylate 2-3, zinc oxide 5-6, jade 4-5,3-aminopropyl trimethoxysilane 2-3, anilinomethyl triethoxysilane 1-2, diethylenetriamine 4-5, morpholine 1-2, Radix Angelicae Sinensis oil 1-2, anti-aging agent TPPD 1-2; Preparation method puts into calcining furnace by lazurite 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 powder, clear water is cleaned, and dries, be ground into 200-300 order powder, mix with other remaining component, grinding distribution 1-2 hour, obtains.

2. a kind of corrosion-resistant natural rubber cable material as claimed in claim 1, its manufacture craft is as follows:

(1) natural rubber, neoprene latex (CR121) are dropped in Banbury mixer, the 12-15min that plasticates, when the temperature of Banbury mixer reaches 90-110 ℃, starts discharge, and the compound of plasticating is cooling standby;

(2) acrylic elastomer is dropped in Banbury mixer, the 12-15min that plasticates, when Banbury mixer temperature reaches 40-50 ℃, starts discharge, and the material of plasticating is cooling standby;

(3) by step (1), the material that step (2) obtains drops in Banbury mixer together, add potassium stearate, antioxidant 4010NA, mixing 3-5min, add magnesium oxide, nano-calcium carbonate, continue mixing 3-4min, first add subsequently 2/3 N330 carbon black, after mixing 3-5min, again remaining N330 carbon black is all added, 3-4min turns refining, finally add coumarone, Di(dioctylpyrophosphato) ethylene titanate, mixing 3-5min, when Banbury mixer temperature reaches 80-90 ℃, start discharge, cooled compound is dropped in mill, add nano kaoline, sulphur, Vulcanization accelerator TMTD, captax, thin-pass 6-8 time, mill working temperature≤60 ℃,

(4) poly-1-butylene, Diethylene Glycol Dibenzoate, white carbon black are sent into twin screw extruder granulation;

(5) material step (3), step (4) being obtained is sent in Banbury mixer, and mixing 3-4min at 120-130 ℃ sends in mill after cooling, adds other remaining components, and thin-pass obtains CABLE MATERIALS of the present invention 6-7 time.