CN103539980A - Moisture-proof chemical reagent resistant modified nitrile rubber cable material - Google Patents

Abstract

The invention relates to a cable material, and particularly relates to a moisture-proof chemical reagent resistant modified nitrile rubber cable material. The cable material is prepared from the following raw materials in parts by weight: 30-34 parts of nitrile rubber (N240), 20-24 parts of neoprene (CR121), 18-22 parts of polyvinylidene chloride, 2-3 parts of dicumyl peroxide, 1-2 parts of anti-aging agent RD, 1-2 parts of anti-aging agent MB, 12-15 parts of clay, 3-4 parts of stearic acid, 2-3 parts of m-phthalic acid ester, 3-4 parts of triacetin, 15-20 parts of N339 carbon black, 15-20 parts of N660 carbon black, 6-8 parts of coumarone, 0.5-1.5 parts of accelerant CBS, 1-2 parts of sulfur, 10-12 parts of attapulgite, 3-4 parts of zinc oxide and 4-5 parts of additive. The cable material combines the advantages of the raw materials such as the nitrile rubber, the neoprene and polyvinylidene chloride; the properties of a conventional nitrile rubber cable material are improved; the moisture-proof chemical reagent resistant modified nitrile rubber cable material has the characteristics of dampness resistance, moisture prevention, chemical corrosion resistance, good flame resistance and the like, can meet the using requirements of specific occasions, is harmless to environments and human bodies and has wide application prospect.

Description

A kind of moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS

Technical field

The present invention relates to a kind of CABLE MATERIALS, be specifically related to a kind of moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS 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, 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 moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS is provided, has promoted the performance of traditional paracril CABLE MATERIALS, make it possess the characteristics such as the wet protection against the tide of resistance, resistance to chemical attack, good flame resistance, to achieve these goals, the technical solution used in the present invention is as follows:

A kind of moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS, it is characterized in that, the component that this CABLE MATERIALS comprises following weight part: paracril (N240) 30-34, chloroprene rubber (CR121) 20-24, polyvinylidene dichloride 18-22, dicumyl peroxide 2-3, anti-aging agent RD 1-2, antioxidant MB 1-2, potter's clay 12-15, stearic acid 3-4, isophthalic acid ester 2-3, Vanay 3-4, N339 carbon black 15-20, N660 carbon black 15-20, coumarone 6-8, accelerator CBS 0.5-1.5, sulphur 1-2, attapulgite 10-12, zinc oxide 3-4, 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 moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS, its preparation method is as follows:

(1) by paracril (N240), chloroprene rubber (CR121) drops in Banbury mixer, 12-15min plasticates, when Banbury mixer temperature reaches 100-130 ℃, start discharging, after the material of plasticating is completely cooling, drop in Banbury mixer, add stearic acid, anti-aging agent RD, antioxidant MB, after mixing 3-5min, then add potter's clay, mixing 3-5min, first add subsequently 2/3 N660 carbon black, mixing 3-5min, again remaining N660 carbon black is all added, 3-4min turns refining, finally add Vanay, coumarone, mixing 3-5min, when Banbury mixer temperature reaches 100-110 ℃, start discharging, after the compound obtaining is fully cooling, drop in mill, add zinc oxide, sulphur, dicumyl peroxide, accelerator CBS, thin-pass 6-8 time, mill working temperature≤60 ℃,

(2) polyvinylidene dichloride, isophthalic acid ester, attapulgite, N339 carbon black are mixed, send into twin screw extruder granulation;

(3) material step (1), step (2) being obtained is sent in Banbury mixer, and mixing 3-5min at 100-120 ℃ sends in mill after cooling, 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 paracril, chloroprene rubber, polyvinylidene dichloride, promoted the performance of traditional paracril CABLE MATERIALS, make it possess the characteristics such as the wet protection against the tide of resistance, resistance to chemical attack, good flame resistance, can meet the service requirements of specific occasion, and environment and human body, without harm, are had a extensive future.

Embodiment

Embodiment

The raw material that the CABLE MATERIALS of the present embodiment comprises following weight part: paracril (N240) 34, chloroprene rubber (CR121) 24, polyvinylidene dichloride 22, dicumyl peroxide 3, anti-aging agent RD 2, antioxidant MB 1, potter's clay 15, stearic acid 4, isophthalic acid ester 3, Vanay 4, N339 carbon black 20, N660 carbon black 20, coumarone 8, accelerator CBS 1.5, sulphur 2, attapulgite 12, zinc oxide 4, 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 moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS, its preparation method is as follows:

(1) by paracril (N240), chloroprene rubber (CR121) drops in Banbury mixer, 15min plasticates, when Banbury mixer temperature reaches 120 ℃, start discharging, after the material of plasticating is completely cooling, drop in Banbury mixer, add stearic acid, anti-aging agent RD, antioxidant MB, after mixing 5min, then add potter's clay, mixing 5min, first add subsequently 2/3 N660 carbon black, mixing 5min, again remaining N660 carbon black is all added, 4min turns refining, finally add Vanay, coumarone, mixing 5min, when Banbury mixer temperature reaches 110 ℃, start discharging, after the compound obtaining is fully cooling, drop in mill, add zinc oxide, sulphur, dicumyl peroxide, accelerator CBS, thin-pass 8 times, mill working temperature≤60 ℃,

(2) polyvinylidene dichloride, isophthalic acid ester, attapulgite, N339 carbon black are mixed, send into twin screw extruder granulation;

(3) material step (1), step (2) being obtained is sent in Banbury mixer, and mixing 4min at 120 ℃ sends in mill after cooling, adds other remaining components, and thin-pass 7 times, obtains rubber mass of the present invention.

CABLE MATERIALS prepared by the present invention, processing characteristics is effectively improved, and the index such as tensile strength, elongation at break obtains and improves, and possesses the wet protection against the tide of good resistance, resistance to chemical attack, flame retardant properties superior.

The performance test results of CABLE MATERIALS of the present invention is: tensile strength is 17.9Mpa, elongation at break is 441%, this CABLE MATERIALS is through 15% the NaCl solution soaking of 60 ℃ after 7 days, CABLE MATERIALS pick up is 0.003%, after soaking, CABLE MATERIALS volume specific resistance velocity of variation is 0.001%, through 80 ℃ of toluene solvants, soak after 7 days, without obvious swelling and cracking phenomena, oxygen index test value is 45%.

Claims (2)

1. a moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS, it is characterized in that, this CABLE MATERIALS is comprised of the raw material of following weight part: paracril (N240) 30-34, chloroprene rubber (CR121) 20-24, polyvinylidene dichloride 18-22, dicumyl peroxide 2-3, anti-aging agent RD 1-2, antioxidant MB 1-2, potter's clay 12-15, stearic acid 3-4, isophthalic acid ester 2-3, Vanay 3-4, N339 carbon black 15-20, N660 carbon black 15-20, coumarone 6-8, accelerator CBS 0.5-1.5, sulphur 1-2, attapulgite 10-12, zinc oxide 3-4, 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 moistureproof chemical-resistant reagent modified butadiene acrylonitrile rubber CABLE MATERIALS as claimed in claim 1, its manufacture craft is as follows:

(1) by paracril (N240), chloroprene rubber (CR121) drops in Banbury mixer, 12-15min plasticates, when Banbury mixer temperature reaches 100-130 ℃, start discharging, after the material of plasticating is completely cooling, drop in Banbury mixer, add stearic acid, anti-aging agent RD, antioxidant MB, after mixing 3-5min, then add potter's clay, mixing 3-5min, first add subsequently 2/3 N660 carbon black, mixing 3-5min, again remaining N660 carbon black is all added, 3-4min turns refining, finally add Vanay, coumarone, mixing 3-5min, when Banbury mixer temperature reaches 100-110 ℃, start discharging, after the compound obtaining is fully cooling, drop in mill, add zinc oxide, sulphur, dicumyl peroxide, accelerator CBS, thin-pass 6-8 time, mill working temperature≤60 ℃,

(2) polyvinylidene dichloride, isophthalic acid ester, attapulgite, N339 carbon black are mixed, send into twin screw extruder granulation;

(3) material step (1), step (2) being obtained is sent in Banbury mixer, and mixing 3-5min at 100-120 ℃ sends in mill after cooling, adds other remaining components, and thin-pass 6-7 time, obtains rubber mass of the present invention.