CN103524978B

CN103524978B - A kind of Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material

Info

Publication number: CN103524978B
Application number: CN201310459868.3A
Authority: CN
Inventors: 何成龙; 何源
Original assignee: Wuhu Spaceflight Special Cable Factory Co Ltd
Current assignee: Chuzhou Junyue High Polymer New Material Co., Ltd.
Priority date: 2013-09-30
Filing date: 2013-09-30
Publication date: 2016-05-25
Anticipated expiration: 2033-09-30
Also published as: CN103524978A

Abstract

The invention provides a kind of Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, raw material by following weight portion is made: SBS elastomer resin 40-50, SEBS elastomer resin 10-20, polyolefin elastomer? 28-32, tricresyl phosphate 10-20, N-N-p-phenylenediamine (PPD) base-2-hydroxyl-dibenzyl phosphonic acids tetra-ethyl ester 30-40, Mg (OH) 2? 30-40, bisphenol-A? 0.2-0.3, two octadecanol ester 1-4, dilauryl thiodipropionate 1-2, VTES 2-3, palm oil 10-12, methyl laurate 1-2, allyl heptanoate 1-2, zinc stearate 2-3, carborundum 1-2, crosslinking agent TAC? 1-2, modified filler 8-10. CABLE MATERIALS of the present invention has Halogen, low cigarette, the feature such as fire-retardant, and the eight heavy metal species content such as lead, antimony are very low, when discarded, can not produce harm to environment, be that CABLE MATERIALS cost is low than existing polyolefin bromine.

Description

A kind of Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material

Technical field

The present invention relates to CABLE MATERIALS field, be specifically related to a kind of thermoset cross-linked environment-protective halogen-free low-smoke flame-retardant electricityCable material and preparation method thereof.

Background technology

Along with the fast development of global economy, and the enhancing of mankind's environmental consciousness, the matter of each field to electric wireThe requirement of amount and performance is more and more higher, because the aging fire causing of electric wire, cable also gets more and more, howReduce the incidence of fire and breaking out of fire time the death rate, low cigarette, Halogen, fire-retardant, environmental protection also become electricityThe developing direction of line cable industry. Wherein the demand of halide-free low-smoke fireproof cable material is increasing, at present HalogenThe production of low-smoke fireproof cable material is in polyolefin substrate, to add a large amount of magnesium hydroxides or aluminium hydroxide mostlyReach flame retardant effect, but, the adding of a large amount of inorganic material, affected CABLE MATERIALS physical and mechanical properties andProcess industrial art performance, poor, oil resistivity of softness, against weather, resistance to low temperature be not at normal temperatures for itFine.

Summary of the invention

The invention provides a kind of Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material and preparation method thereof.

The technical solution used in the present invention is:

A kind of Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, is characterized in that: by following weight portionRaw material is made: SBS elastomer resin 40-50, SEBS elastomer resin 10-20, polyolefin elasticBody POE28-32, tricresyl phosphate 10-20, N-N-p-phenylenediamine (PPD) base-2-hydroxyl-dibenzyl phosphonic acids tetremEster 30-40, Mg (OH) 230-40, bisphenol-A 0.2-0.3, two octadecanol ester 1-4, thio-2 acidTwo lauryl 1-2, VTES 2-3, palm oil 10-12, methyl laurate 1-2, heptanAllyl propionate 1-2, zinc stearate 2-3, carborundum 1-2, crosslinking agent TAC1-2, modified filler 8-10.

Described Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, is characterized in that, by following weight portionComponent raw material preparation and obtain: SBS elastomer resin 45, SEBS elastomer resin 15, polyolefin elastomer30, tricresyl phosphate 15, N-N-p-phenylenediamine (PPD) base-2-hydroxyl-dibenzyl phosphonic acids tetra-ethyl ester 35, Mg (OH) 235, bisphenol-A 0.2, two octadecanol ester 2, dilauryl thiodipropionate 1, vinyl triethoxyl siliconAlkane 2, palm oil 11, methyl laurate 1, allyl heptanoate 2, zinc stearate 2, carborundum 1, crosslinking agent TAC2, modified filler 9.

Described Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, is characterized in that, described modification is filled outMaterial is to be prepared and obtained by following method:

Attapulgite is calcined to 3-4 hour at 540-580 DEG C, after taking-up, add the sodium hydroxide solution of 3-4%Middle grinding 1-2 hour, then, adds the hydrochloric acid solution of 12-15%, and adjusting pH value is 4-5, ageing 10-15Hour, it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filters, and dries and obtains filler powder, soIn backward gained powder, add zinc oxide, the 1-2% of the tea tree ethereal oil, the 1-2% that are equivalent to powder weight 1-2%Pentaerythrite, 2-3% nanometer jade powder, grind after 1-2 hour jointly, then add and be equivalent to powder weight 2-3%Aminopropyl triethoxysilane, 4-5% Macrogol 6000, the morpholine of 2-3%, with 11000-12000 turn/The high speed dispersion of dividing is even, to obtain final product.

Take each component raw material by formula rate, by the component raw material taking, in high-speed mixer, stir,Again under the temperature range of 128-168 DEG C through banbury banburying, twin-screw extrusion, the fervent granulation of flour milling, whirlwindSeperator feeding, then bolting pack, and makes CABLE MATERIALS finished product.

Beneficial effect

CABLE MATERIALS of the present invention has Halogen, low cigarette, the feature such as fire-retardant, and the eight heavy metal species content such as lead, antimonyVery low, when discarded, can not produce harm to environment, be that CABLE MATERIALS cost is low than existing polyolefin bromine.

Detailed description of the invention

Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, made by the raw material of following weight (kg):

SBS elastomer resin 45, SEBS elastomer resin 15, polyolefin elastomer 30, tricresyl phosphate15, N-N-p-phenylenediamine (PPD) base-2-hydroxyl-dibenzyl phosphonic acids tetra-ethyl ester 35, Mg (OH) 235, bisphenol-A 0.2,Two octadecanol esters 2, dilauryl thiodipropionate 1, VTES 2, palm oil 11, the moonCinnamic acid methyl esters 1, allyl heptanoate 2, zinc stearate 2, carborundum 1, crosslinking agent TAC2, modified filler 9,

Wherein, modified filler is to be prepared and obtained by following method:

Attapulgite is calcined to 3-4 hour at 540-580 DEG C, after taking-up, add the NaOH of 3-4% moltenIn liquid, grind 1-2 hour, then, add the hydrochloric acid solution of 12-15%, adjusting pH value is 4-5, ageing 10-15Hour, it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filters, and dries and obtains filler powder, soIn backward gained powder, add zinc oxide, the 1-2% of the tea tree ethereal oil, the 1-2% that are equivalent to powder weight 1-2%Pentaerythrite, 2-3% nanometer jade powder, grind after 1-2 hour jointly, then add and be equivalent to powder weight 2-3%Aminopropyl triethoxysilane, 4-5% Macrogol 6000, the morpholine of 2-3%, with 11000-12000 turn/The high speed dispersion of dividing is even, to obtain final product.

Preparation method:

The performance test results of the CABLE MATERIALS that the present embodiment makes is as following table:

Claims

1. a Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material, it is characterized in that: the raw material by following weight portion is made: SBS elastomer resin 40-50, SEBS elastomer resin 10-20, polyolefin elastomer 28-32, tricresyl phosphate 10-20, N, N-p-phenylenediamine (PPD) base (2-hydroxyl) dibenzyl phosphonic acids tetra-ethyl ester 30-40, Mg (OH)₂30-40, bisphenol-A 0.2-0.3, two octadecanol ester 1-4, dilauryl thiodipropionate 1-2, VTES 2-3, palm oil 10-12, methyl laurate 1-2, allyl heptanoate 1-2, zinc stearate 2-3, carborundum 1-2, crosslinking agent TAC1-2, modified filler 8-10;

Described modified filler is to be prepared and obtained by following method:

Attapulgite is calcined to 3-4 hour at 540-580 DEG C, after taking-up, add in the sodium hydroxide solution of 3-4% and grind 1-2 hour, then, add the hydrochloric acid solution of 12-15%, regulating pH value is 4-5, ageing 10-15 hour, it is neutral that repeated hydrogenation sodium hydroxide solution regulates lapping liquid pH, filter, oven dry obtains filler powder, then in gained powder, add the tea tree ethereal oil that is equivalent to powder weight 1-2%, the zinc oxide of 1-2%, the pentaerythrite of 1-2%, 2-3% nanometer jade powder, common grinding after 1-2 hour, add again the aminopropyl triethoxysilane that is equivalent to powder weight 2-3%, 4-5% Macrogol 6000, the morpholine of 2-3%, high speed dispersion with 11000-12000 rev/min is even, obtain.

2. Thermosetted cross-linked environment-protective halogen-free low-smoke flame-retardant cable material according to claim 1, it is characterized in that, obtained by the component raw material preparation of following weight portion: SBS elastomer resin 45, SEBS elastomer resin 15, polyolefin elastomer 30, tricresyl phosphate 15, N-N-p-phenylenediamine (PPD) base-2-hydroxyl-dibenzyl phosphonic acids tetra-ethyl ester 35, Mg (OH)₂35, bisphenol-A 0.2, two octadecanol ester 2, dilauryl thiodipropionate 1, VTES 2, palm oil 11, methyl laurate 1, allyl heptanoate 2, zinc stearate 2, carborundum 1, crosslinking agent TAC2, modified filler 9.