CN112175318A - Formula of environment-friendly hydrophobic and fireproof cable material for cable sheath - Google Patents

Formula of environment-friendly hydrophobic and fireproof cable material for cable sheath Download PDF

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Publication number
CN112175318A
CN112175318A CN202011055778.4A CN202011055778A CN112175318A CN 112175318 A CN112175318 A CN 112175318A CN 202011055778 A CN202011055778 A CN 202011055778A CN 112175318 A CN112175318 A CN 112175318A
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Prior art keywords
environment
friendly
parts
hydrophobic
cable sheath
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Pending
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CN202011055778.4A
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范一龙
范先宝
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Anhui Wanbo Cable Material Co ltd
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Anhui Wanbo Cable Material Co ltd
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Priority to CN202011055778.4A priority Critical patent/CN112175318A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • C08L2203/202Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Abstract

The invention relates to the technical field of cable materials, and discloses a hydrophobic and fireproof cable material formula for an environment-friendly cable sheath, which comprises the following materials in parts by weight: 50-150 parts of composite rubber material, 120 parts of high-polymerization-degree PVC resin, 30-80 parts of fluorocarbon resin, 5-12 parts of trioctyl trimellitate, 5-15 parts of zinc dimethacrylate, 2-20 parts of environment-friendly flame retardant, 3-15 parts of environment-friendly calcium-zinc composite stabilizer, 1-4 parts of composite lubricant, 3-5 parts of antioxidant and 4-6 parts of colorant. The hydrophobic and fireproof cable material for the environment-friendly cable sheath is reasonable in formula matching, adopts an environment-friendly material which is pollution-free and nontoxic to the environment, ensures that the cable has good environment protection and fire prevention, enables the cable sheath material to have good hydrophobicity and flexibility, and obviously improves the performance of the cable sheath layer.

Description

Formula of environment-friendly hydrophobic and fireproof cable material for cable sheath
Technical Field
The invention relates to the technical field of cable materials, in particular to a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath.
Background
The cable jacket is the outermost layer of the cable and serves as the most important barrier in the cable to protect the internal structure from mechanical damage during and after installation.
The existing cable sheath material is usually pursuing the effect of fire prevention and flame retardation, but neglects the hydrophobic performance, although the cable sheath material generally has good waterproof performance by adopting materials, and avoids external moisture from immersing into the inside of the cable, but does not have the hydrophobic performance, for example, after the cable is erected, a layer of water film can be gathered on the surface of the cable under the rainy day condition, and water drops can be gathered at the bottom of the cable, so that the bearing of the cable is caused, the larger the load of the cable is, the longer the fatigue resistance of the cable can be influenced for a long time, the service life of the cable is reduced, and a condition exists, the buried or submerged cable is arranged, the cable is directly immersed in water, the cable sheath plays a decisive role in water, the hydrophobic function of the cable sheath is particularly important, and can play a protective barrier for the cable sheath in the humid environment, therefore, based on the defects in the prior art, the invention provides a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath.
Disclosure of Invention
The invention provides a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath, and aims to solve the problems in the background technology.
The invention provides a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath, which comprises the following materials in parts by weight:
Figure BDA0002710837550000011
Figure BDA0002710837550000021
preferably, the formula of the hydrophobic and fireproof cable material for the environment-friendly cable sheath comprises the following raw materials in parts by weight:
Figure BDA0002710837550000022
preferably, the composite rubber material comprises a rubber powder mixture of ethylene propylene rubber, butyl rubber and nitrile rubber, and the specific gravity of the mixture is 1: 1: 2.
preferably, the environment-friendly flame retardant is a complex of aluminum, nitrogen, phosphorus, molybdenum salt and antimony trioxide, and the specific gravity of the complex is 2: 2: 1.
preferably, the composite lubricant is a mixture of stearic acid, calcium stearate, polyethylene wax and glyceryl stearate, and the specific gravity of the mixture is 1: 1: 1:1, wherein the mixture at least comprises stearic acid and calcium stearate.
Preferably, the antioxidant is a 1:1 mixture of bisphenol A and diphenyl-isooctyl phosphite.
Preferably, the colorant is one or a mixture of more of scarlet powder, black sand, titanium dioxide, phthalocyanine blue, phthalocyanine green and ultramarine blue.
The properties of the relevant components and their effects are as follows:
the composite rubber material and the high-polymerization-degree PVC resin are blended to be used as a main material of the cable sheath, a thermodynamically incompatible system is mixed by a mechanical method (melt extrusion), so that a blend modified colloid which is stable enough can be obtained, and the blend of the ethylene propylene rubber, the butyl rubber, the nitrile rubber and the high-polymerization-degree PVC resin can improve the tearing resistance, the heat resistance, the ozone resistance and the oil resistance on one hand and improve the flame resistance and the electrical property on the other hand.
High polymerization degree PVC resin: the high polymerization degree PVC resin has much higher molecular weight than common PVC, obviously increased molecular chain, obviously improved heat resistance and mechanical property, high strength, good rebound resilience, small compression permanent deformation, weather resistance, aging resistance, fatigue resistance, wear resistance and small creep property, and the modified butyl colloid with good performance is prepared by adding the composite rubber material into the high polymerization degree PVC resin and vulcanizing.
Fluorocarbon resin: compared with other resins, the cable sheath material has better heat resistance, chemical resistance, cold resistance, low-temperature flexibility, weather resistance, electrical property and the like by taking a firm C-F bond as a framework, has non-adhesiveness and non-wettability due to good crystallinity, and has excellent hydrophobicity when added into the cable sheath material.
Trioctyl trimellitate: the trioctyl trimellitate is mainly used as a plasticizer for ethylene propylene rubber, butyl rubber, nitrile rubber and PVC resin with high polymerization degree, has good softening effect and can ensure that products have good flexibility. The compatibility is good, the plasticizing rate of PVC resin with high polymerization degree is high, the heat aging resistance, the volatility resistance, the oil resistance, the pollution resistance, the detergent extraction resistance and the soap water resistance are all superior to those of other plasticizers, and the environment is protected. Further optimizing the flexibility and hydrophobicity of the cable jacket material.
Zinc dimethacrylate: the zinc dimethacrylate is an auxiliary vulcanizing agent of ethylene propylene rubber, butyl rubber and nitrile rubber. Has the performances of acid resistance, alkali resistance, oil resistance, corrosion resistance and high temperature resistance, can obtain salt cross-linking bonds when combined with a rubber body, improves the strength of vulcanized rubber and improves the high and low temperature performance. In addition, the high elasticity of the cable sheath material can be improved, the tearing resistance and the compression deformation resistance are improved.
An environment-friendly flame retardant: the environment-friendly flame retardant is a complex of aluminum, nitrogen and phosphorus, molybdenum salt and antimony trioxide, has excellent environment-friendly performance, greatly reduces the smoke amount of plastic during combustion under the condition of unchanged flame-retardant effect, has a protective effect on the environment, and can enable the cable sheath material to have an excellent fireproof function.
The environment-friendly calcium-zinc composite stabilizer comprises the following components: the environment-friendly composite stabilizer has high-efficiency, lead-free, cadmium-free and non-toxic environment-friendly composite stabilizer, and is excellent in heat resistance, heat aging resistance, mechanical property, flow property, electric resistance and anti-blooming property.
Compounding a lubricant: the internal and external mixed lubricant is adopted, so that the melt viscosity of the cable sheath material can be reduced, the fluidity of the cable sheath material is improved, and the demoulding of a cable sheath material product is facilitated.
Antioxidant: the antioxidant is prepared by mixing a main antioxidant and an auxiliary antioxidant, bisphenol A is used as the main antioxidant, the antioxidant has an antioxidant effect on PVC resin with high polymerization degree, and also has an inhibiting effect on preventing volatilization and oxidative decomposition of a plasticizer, and the diphenyl-isooctyl phosphite ester auxiliary antioxidant and a chelating agent are used. Can reduce the catalytic degradation of metal ions in a co-vulcanizing agent (zinc dimethacrylate), an environment-friendly flame retardant, an environment-friendly calcium-zinc composite stabilizer and a composite lubricant to the PVC resin with high polymerization degree.
Colorant: used for coloring the cable sheath material.
The invention has the beneficial effects that: the hydrophobic and fireproof cable material for the environment-friendly cable sheath is reasonable in formula matching, adopts an environment-friendly material which is pollution-free and nontoxic to the environment, ensures that the cable has good environment protection and fire prevention, enables the cable sheath material to have good hydrophobicity and flexibility, and obviously improves the performance of the cable sheath layer.
Detailed Description
The invention is further illustrated by the following examples.
Example 1
The invention provides a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath, which comprises the following materials in parts by weight:
Figure BDA0002710837550000051
the composite rubber substrate comprises a rubber powder mixture of ethylene propylene rubber, butyl rubber and nitrile rubber, and the proportion of the mixture is 1: 1: 2.
the environment-friendly flame retardant is a complex of aluminum, nitrogen and phosphorus, molybdenum salt and antimony trioxide, and the specific gravity of the complex is 2: 2: 1.
the composite lubricant is a mixture of stearic acid, calcium stearate, polyethylene wax and glyceryl stearate, and the proportion of the mixture is 1: 1: 1:1, wherein the mixture at least comprises stearic acid and calcium stearate.
The antioxidant is a mixture of bisphenol A and diphenyl-isooctyl phosphite according to the ratio of 1: 1.
The colorant is one or more of scarlet powder, black sand, titanium dioxide, phthalocyanine blue, phthalocyanine green and ultramarine blue.
Example 2
The invention provides a hydrophobic and fireproof cable material formula for an environment-friendly cable sheath, which comprises the following raw materials in parts by weight:
Figure BDA0002710837550000061
the composite rubber substrate comprises a rubber powder mixture of ethylene propylene rubber, butyl rubber and nitrile rubber, and the proportion of the mixture is 1: 1: 2.
the environment-friendly flame retardant is a complex of aluminum, nitrogen and phosphorus, molybdenum salt and antimony trioxide, and the specific gravity of the complex is 2: 2: 1.
the composite lubricant is a mixture of stearic acid, calcium stearate, polyethylene wax and glyceryl stearate, and the proportion of the mixture is 1: 1: 1:1, wherein the mixture at least comprises stearic acid and calcium stearate.
The antioxidant is a mixture of bisphenol A and diphenyl-isooctyl phosphite according to the ratio of 1: 1.
The colorant is one or more of scarlet powder, black sand, titanium dioxide, phthalocyanine blue, phthalocyanine green and ultramarine blue.
Example 3
The invention provides a formula of a hydrophobic and fireproof cable material for an environment-friendly cable sheath, which comprises the following materials in parts by weight:
Figure BDA0002710837550000071
the composite rubber substrate comprises a rubber powder mixture of ethylene propylene rubber, butyl rubber and nitrile rubber, and the proportion of the mixture is 1: 1: 2.
the environment-friendly flame retardant is a complex of aluminum, nitrogen and phosphorus, molybdenum salt and antimony trioxide, and the specific gravity of the complex is 2: 2: 1.
the composite lubricant is a mixture of stearic acid, calcium stearate, polyethylene wax and glyceryl stearate, and the proportion of the mixture is 1: 1: 1:1, wherein the mixture at least comprises stearic acid and calcium stearate.
The antioxidant is a mixture of bisphenol A and diphenyl-isooctyl phosphite according to the ratio of 1: 1.
The colorant is one or more of scarlet powder, black sand, titanium dioxide, phthalocyanine blue, phthalocyanine green and ultramarine blue.
The invention aims to: the environment-friendly material which is pollution-free and nontoxic to the environment is adopted, so that the cable sheath material has good hydrophobicity and softness while ensuring good environment protection and fire prevention, and the performance of the cable sheath layer is obviously improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. The formula of the hydrophobic and fireproof cable material for the environment-friendly cable sheath is characterized by comprising the following materials in parts by weight:
Figure FDA0002710837540000011
2. the hydrophobic and fireproof cable material formula for the environment-friendly cable sheath according to claim 1, wherein the formula comprises the following raw materials by weight:
Figure FDA0002710837540000012
Figure FDA0002710837540000021
3. the hydrophobic and fireproof cable material formula for the environment-friendly cable sheath according to claim 1 or 2, wherein the composite rubber material comprises a rubber powder mixture of ethylene propylene rubber, butyl rubber and nitrile rubber, and the specific gravity of the mixture is 1: 1: 2.
4. the hydrophobic and fireproof cable material formula for the environment-friendly cable sheath according to claim 1 or 2, wherein the environment-friendly flame retardant is a complex of aluminum, nitrogen, phosphorus, molybdenum salt and antimony trioxide, and the specific gravity of the complex is 2: 2: 1.
5. the hydrophobic and fireproof cable material formula for the environment-friendly cable sheath according to claim 1 or 2, wherein the composite lubricant is a mixture of stearic acid, calcium stearate, polyethylene wax and glyceryl stearate, and the specific gravity of the mixture is 1: 1: 1:1, wherein the mixture at least comprises stearic acid and calcium stearate.
6. The hydrophobic and fireproof cable material formulation for the environment-friendly cable sheath according to claim 1 or 2, wherein the antioxidant is a mixture of bisphenol a and diphenyl-isooctyl phosphite according to a ratio of 1: 1.
7. The formulation of the hydrophobic and fireproof cable material for the environment-friendly cable sheath as claimed in claim 1 or 2, wherein the colorant is one or a mixture of red pink, black sand, titanium dioxide, phthalocyanine blue, phthalocyanine green and ultramarine blue.
CN202011055778.4A 2020-09-29 2020-09-29 Formula of environment-friendly hydrophobic and fireproof cable material for cable sheath Pending CN112175318A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113969028A (en) * 2021-11-24 2022-01-25 广东领亚新材料科技有限公司 High-strength high-temperature-resistant irradiation cross-linked polyvinyl chloride insulated wire material
CN115584090A (en) * 2022-11-04 2023-01-10 云南顾家环保科技有限公司 Formula of novel environment-friendly material

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103992581A (en) * 2014-04-29 2014-08-20 晋源电气集团股份有限公司 High-strength low temperature resistant cable sheath material
CN104327407A (en) * 2012-12-13 2015-02-04 苏州亨利通信材料有限公司 Manufacturing process of sheath insulating material for heat-resistant cables
CN105348801A (en) * 2015-11-26 2016-02-24 王威淞 Elastic wear-resistant cable material
CN108774398A (en) * 2018-05-16 2018-11-09 安徽华鑫电线电缆有限公司 A kind of fire-type communication rubber cable material
CN109777003A (en) * 2019-01-15 2019-05-21 肇庆中乔电气实业有限公司 A kind of dedicated drag chain cable sheath material of robot and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104327407A (en) * 2012-12-13 2015-02-04 苏州亨利通信材料有限公司 Manufacturing process of sheath insulating material for heat-resistant cables
CN103992581A (en) * 2014-04-29 2014-08-20 晋源电气集团股份有限公司 High-strength low temperature resistant cable sheath material
CN105348801A (en) * 2015-11-26 2016-02-24 王威淞 Elastic wear-resistant cable material
CN108774398A (en) * 2018-05-16 2018-11-09 安徽华鑫电线电缆有限公司 A kind of fire-type communication rubber cable material
CN109777003A (en) * 2019-01-15 2019-05-21 肇庆中乔电气实业有限公司 A kind of dedicated drag chain cable sheath material of robot and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113969028A (en) * 2021-11-24 2022-01-25 广东领亚新材料科技有限公司 High-strength high-temperature-resistant irradiation cross-linked polyvinyl chloride insulated wire material
CN115584090A (en) * 2022-11-04 2023-01-10 云南顾家环保科技有限公司 Formula of novel environment-friendly material

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Application publication date: 20210105