CN105111595A - Halogen-free low-smoke flame-retardant EPDM (ethylene-propylene-diene monomer) material for nuclear power station cables and preparation method thereof - Google Patents

Halogen-free low-smoke flame-retardant EPDM (ethylene-propylene-diene monomer) material for nuclear power station cables and preparation method thereof Download PDF

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Publication number
CN105111595A
CN105111595A CN201510535049.1A CN201510535049A CN105111595A CN 105111595 A CN105111595 A CN 105111595A CN 201510535049 A CN201510535049 A CN 201510535049A CN 105111595 A CN105111595 A CN 105111595A
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China
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parts
powder
nuclear power
mixing
preparation
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CN201510535049.1A
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Inventor
张万有
周俊
徐晓丽
朱元忠
夏侯东
唐文群
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Anhui Cable Co Ltd
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Anhui Cable Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/002—Methods
    • B29B7/005—Methods for mixing in batches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22—Component parts, details or accessories; Auxiliary operations
    • B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • B29B7/283—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring data of the driving system, e.g. torque, speed, power
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/22—Halogen free composition
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Abstract

The invention discloses a halogen-free low-smoke flame-retardant EPDM (ethylene-propylene-diene monomer) material for nuclear power station cables and a preparation method thereof. The halogen-free low-smoke flame-retardant EPDM material for nuclear power station cables is prepared from the following raw materials in parts by weight: 49-63 parts of trans polyoctylene rubber, 22-33 parts of nemalite, 3-5 parts of bis tert-butyl peroxycumene, 10-15 parts of molybdenum trioxide, 18-26 parts of ochre powder, 10-15 parts of sodium antimonate, 3-4 parts of stannous octoate, 9-18 parts of hexaphenoxy cyclotriphosphonitrile, 5-10 parts of ammonium borofluoride, 2-4 parts of bibenzoyl paraquinonedioxime, 4-8 parts of white oil, 3-6 parts of calcium hydroxide, 5-10 parts of disproportionated rosin, 2-3 parts of 2-mercaptobenzothiazole, 17-23 parts of vitrified powder, 2-3 parts of 4,4-distyryl diphenylamine and 1-2 parts of 2,6-di-tert-butyl-methylphenol. The prepared cable material has excellent aging resistance, heat resistance and corrosion resistance.

Description

A kind of cables of nuclear power LSOH anti-flaming EPDM material and preparation method thereof
Technical field
The present invention relates to a kind of cables of nuclear power LSOH anti-flaming EPDM material and preparation method thereof, belong to processing of high molecular material technical field.
Background technology
Enter the new millennium, the anxiety of the energy and manifesting of scarcity of resources, in addition people more and more worry that global greenhouse effect that thermal power generation brings is to the negative impact of environment, and start to value clean, the cheap one side of nuclear energy, the progress of nuclear power technology simultaneously also greatly reduces the danger of Nuclear power plants, makes Nuclear power plants again be subject to the favor of people.Nuclear power is as a kind of new forms of energy, and its development and use and be subject to the common concern of countries in the world, nuclear power is to solving energy dilemma that our times faces and environmental problem has very important active effect.The development of nuclear power brings wide development space with flourishing for cable for nuclear power station, and high-performance cables of nuclear power material pair and Nuclear energy uses, nuclear power developing have great importance.In the market for the kind of cables of nuclear power material and quantity various, cable for nuclear power station material, except possessing good electric property and mechanical and physical performance, more will possess excellent flame retardant properties, and halide-free smokeless.Therefore, it is very necessary for developing a kind of cables of nuclear power LSOH anti-flaming EPDM material.
Summary of the invention
The object of the present invention is to provide a kind of cables of nuclear power LSOH anti-flaming EPDM material and preparation method thereof.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of cables of nuclear power LSOH anti-flaming EPDM material, be made up of the raw material of following weight part: terpolymer EP rubber 49-63, trans polyoctenamer rubber 27-44, nemalite 22-33, dual-tert-butyl peroxy isopropyl base benzene 3-5, molybdic oxide 10-15, ochre powder 18-26, sodium antimoniate 10-15, stannous octoate 3-4, hexaphenoxycyclotriphosphazene 9-18, ammonium borofluoride 5-10, dibenzoyl paraquinonedioxime 2-4, white oil 4-8, calcium hydroxide 3-6, nilox resin 5-10, 2-thiol benzothiazole 2-3, Vitrified powder 17-23, 4, 4-toluylene diphenylamines 2-3, 2, 6-di-tert-butyl-4-methy phenol 1-2,
The preparation method of described Vitrified powder is as follows: the ratio of a, in mass ratio 3-4:1 takes the tremolite and triphane, mixes, and pulverizes, and crosses 100-150 mesh sieve, at the O of 2-3MPa 2/ CO 2be warming up to 730-770 DEG C under=20/80 atmosphere, calcining 1-2h, stove is chilled to room temperature; The ratio of b, in mass ratio 2-3:1 takes illite and trichroite, mixes, and pulverizes, and crosses 100-150 mesh sieve, at the N of 1-2MPa 2be warming up to 820-860 DEG C under atmosphere, calcining 1-2h, stove is chilled to room temperature; C, step a is calcined after powder and step b calcine after the mass mixing such as powder even, add and be equivalent to mixed powder weight 4-5 75% aqueous ethanolic solution doubly, 3000-5000r/min speed lapping 15-30min, filters, washes clean, dry, under the Ar atmosphere of 2-3MPa, be warming up to 660-720 DEG C again, calcining 2-3h, stove is chilled to room temperature, porphyrize, crosses 200-300 mesh sieve.
After above-mentioned Vitrified powder adopts the tremolite, triphane, illite and trichroite four kinds of mineral fillers to carry out ceramic treatment, for filled high polymer material system, not only can improve the mechanical property of material, can also make material under the effect of high temperature or flame, form rapidly the self-supporter of ceramic, become porcelain speed fast, self-supporter is fine and close, hard, and vertical combustion does not prolong combustion, serves well fire-resistant, fire prevention, fire-retardant effect.
A preparation method for cables of nuclear power LSOH anti-flaming EPDM material, comprises the following steps:
(1) terpolymer EP rubber, hexaphenoxycyclotriphosphazene, nilox resin, dibenzoyl paraquinonedioxime are joined in kneader mixing, 2-thiol benzothiazole, molybdic oxide, ochre powder, sodium antimoniate is added again after mixed regiment, at 75-95 DEG C of temperature, mixing 25-35min is continued after whole mixing is agglomerating, discharging, cooling 12-18h;
(2) sizing material obtained for step (1) and trans polyoctenamer rubber, white oil, stannous octoate, dual-tert-butyl peroxy isopropyl base benzene, calcium hydroxide are together added in twin-screw extruder, adjustment roller temperature is to 70-80 DEG C, roll spacing is to 1-2mm, remaining raw material is added after mixing 6-9min, adjustment roller temperature to 55-65 DEG C, roll spacing to 2-3mm, mixing 8-12min, discharging, naturally cools to normal temperature and get final product.
Beneficial effect of the present invention:
The present invention adopts nemalite, molybdic oxide, sodium antimoniate, hexaphenoxycyclotriphosphazene, ammonium borofluoride etc. used in combination with having synergistic effect, material is made to have excellent flame-retardant smoke inhibition effect, flame retardant properties is remarkable, reach FV-0 level, and can not give off heavy smoke or toxic gas when burning, the cable material that the present invention simultaneously obtains has excellent ageing resistance, thermotolerance and erosion resistance.
Embodiment
A kind of cables of nuclear power LSOH anti-flaming EPDM material, be made up of the raw material of following weight (kg): terpolymer EP rubber 56, trans polyoctenamer rubber 38, nemalite 29, dual-tert-butyl peroxy isopropyl base benzene 4, molybdic oxide 12, ochre powder 22, sodium antimoniate 13, stannous octoate 3.5, hexaphenoxycyclotriphosphazene 14, ammonium borofluoride 8, dibenzoyl paraquinonedioxime 3, white oil 6, calcium hydroxide 4.5, nilox resin 8, 2-thiol benzothiazole 2.5, Vitrified powder 19, 4, 4-toluylene diphenylamines 2.5, 2, 6-di-tert-butyl-4-methy phenol 1.5,
The preparation method of described Vitrified powder is as follows: the ratio of a, in mass ratio 3:1 takes the tremolite and triphane, mixes, and pulverizes, and crosses 150 mesh sieves, at the O of 3MPa 2/ CO 2be warming up to 740 DEG C under=20/80 atmosphere, calcining 2h, stove is chilled to room temperature; The ratio of b, in mass ratio 2:1 takes illite and trichroite, mixes, and pulverizes, and crosses 150 mesh sieves, at the N of 2MPa 2be warming up to 840 DEG C under atmosphere, calcining 1.5h, stove is chilled to room temperature; C, step a is calcined after powder and step b calcine after the mass mixing such as powder even, add 75% aqueous ethanolic solution being equivalent to mixed powder weight 5 times, 4000r/min speed lapping 20min, filters, washes clean, dry, under the Ar atmosphere of 2.5MPa, be warming up to 690 DEG C again, calcining 2.5h, stove is chilled to room temperature, porphyrize, crosses 300 mesh sieves.
A preparation method for cables of nuclear power LSOH anti-flaming EPDM material, comprises the following steps:
(1) terpolymer EP rubber, hexaphenoxycyclotriphosphazene, nilox resin, dibenzoyl paraquinonedioxime are joined in kneader mixing, 2-thiol benzothiazole, molybdic oxide, ochre powder, sodium antimoniate is added again after mixed regiment, at 75-95 DEG C of temperature, mixing 25-35min is continued after whole mixing is agglomerating, discharging, cooling 12-18h;
(2) sizing material obtained for step (1) and trans polyoctenamer rubber, white oil, stannous octoate, dual-tert-butyl peroxy isopropyl base benzene, calcium hydroxide are together added in twin-screw extruder, adjustment roller temperature is to 70-80 DEG C, roll spacing is to 1-2mm, remaining raw material is added after mixing 6-9min, adjustment roller temperature to 55-65 DEG C, roll spacing to 2-3mm, mixing 8-12min, discharging, naturally cools to normal temperature and get final product.The performance test results of the cables of nuclear power LSOH anti-flaming EPDM material that above-described embodiment obtains is as shown in the table:
The table 1 cables of nuclear power the performance test results of LSOH anti-flaming EPDM material

Claims (2)

1. a cables of nuclear power LSOH anti-flaming EPDM material, it is characterized in that, be made up of the raw material of following weight part: terpolymer EP rubber 49-63, trans polyoctenamer rubber 27-44, nemalite 22-33, dual-tert-butyl peroxy isopropyl base benzene 3-5, molybdic oxide 10-15, ochre powder 18-26, sodium antimoniate 10-15, stannous octoate 3-4, hexaphenoxycyclotriphosphazene 9-18, ammonium borofluoride 5-10, dibenzoyl paraquinonedioxime 2-4, white oil 4-8, calcium hydroxide 3-6, nilox resin 5-10, 2-thiol benzothiazole 2-3, Vitrified powder 17-23, 4, 4-toluylene diphenylamines 2-3, 2, 6-di-tert-butyl-4-methy phenol 1-2,
The preparation method of described Vitrified powder is as follows: the ratio of a, in mass ratio 3-4:1 takes the tremolite and triphane, mixes, and pulverizes, and crosses 100-150 mesh sieve, at the O of 2-3MPa 2/ CO 2be warming up to 730-770 DEG C under=20/80 atmosphere, calcining 1-2h, stove is chilled to room temperature; The ratio of b, in mass ratio 2-3:1 takes illite and trichroite, mixes, and pulverizes, and crosses 100-150 mesh sieve, at the N of 1-2MPa 2be warming up to 820-860 DEG C under atmosphere, calcining 1-2h, stove is chilled to room temperature; C, step a is calcined after powder and step b calcine after the mass mixing such as powder even, add and be equivalent to mixed powder weight 4-5 75% aqueous ethanolic solution doubly, 3000-5000r/min speed lapping 15-30min, filters, washes clean, dry, under the Ar atmosphere of 2-3MPa, be warming up to 660-720 DEG C again, calcining 2-3h, stove is chilled to room temperature, porphyrize, crosses 200-300 mesh sieve.
2. the preparation method of a kind of cables of nuclear power LSOH anti-flaming EPDM material according to claim 1, is characterized in that, comprise the following steps:
(1) terpolymer EP rubber, hexaphenoxycyclotriphosphazene, nilox resin, dibenzoyl paraquinonedioxime are joined in kneader mixing, 2-thiol benzothiazole, molybdic oxide, ochre powder, sodium antimoniate is added again after mixed regiment, at 75-95 DEG C of temperature, mixing 25-35min is continued after whole mixing is agglomerating, discharging, cooling 12-18h;
(2) sizing material obtained for step (1) and trans polyoctenamer rubber, white oil, stannous octoate, dual-tert-butyl peroxy isopropyl base benzene, calcium hydroxide are together added in twin-screw extruder, adjustment roller temperature is to 70-80 DEG C, roll spacing is to 1-2mm, remaining raw material is added after mixing 6-9min, adjustment roller temperature to 55-65 DEG C, roll spacing to 2-3mm, mixing 8-12min, discharging, naturally cools to normal temperature and get final product.
CN201510535049.1A 2015-08-26 2015-08-26 Halogen-free low-smoke flame-retardant EPDM (ethylene-propylene-diene monomer) material for nuclear power station cables and preparation method thereof Pending CN105111595A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109575227A (en) * 2018-12-27 2019-04-05 王世茸 The fire-retardant PU resin of environment-friendly type antibiotic

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1364184A (en) * 2000-01-18 2002-08-14 通用电气公司 Curable resin composition, preparation thereof, and articles derived therefrom
CN103102596A (en) * 2012-11-14 2013-05-15 安徽金桥电缆有限公司 Cable sheath insulating material for nuclear power station and preparation method of cable sheath insulating material
CN103205062A (en) * 2013-04-27 2013-07-17 深圳市沃尔核材股份有限公司 Flame retardant heat shrinkable cable accessory of meeting design demands of nuclear power station AP1000

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1364184A (en) * 2000-01-18 2002-08-14 通用电气公司 Curable resin composition, preparation thereof, and articles derived therefrom
CN103102596A (en) * 2012-11-14 2013-05-15 安徽金桥电缆有限公司 Cable sheath insulating material for nuclear power station and preparation method of cable sheath insulating material
CN103205062A (en) * 2013-04-27 2013-07-17 深圳市沃尔核材股份有限公司 Flame retardant heat shrinkable cable accessory of meeting design demands of nuclear power station AP1000

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109575227A (en) * 2018-12-27 2019-04-05 王世茸 The fire-retardant PU resin of environment-friendly type antibiotic

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