CN111100367A - Halogen-free flame-retardant heat-shrinkable cable material - Google Patents

Halogen-free flame-retardant heat-shrinkable cable material Download PDF

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Publication number
CN111100367A
CN111100367A CN201811267336.9A CN201811267336A CN111100367A CN 111100367 A CN111100367 A CN 111100367A CN 201811267336 A CN201811267336 A CN 201811267336A CN 111100367 A CN111100367 A CN 111100367A
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CN
China
Prior art keywords
halogen
free flame
cable material
retardant heat
granulating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811267336.9A
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Chinese (zh)
Inventor
涂锋
高天元
张灵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huangshi Shenbo Electric Co ltd
Original Assignee
Huangshi Shenbo Electric Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huangshi Shenbo Electric Co ltd filed Critical Huangshi Shenbo Electric Co ltd
Priority to CN201811267336.9A priority Critical patent/CN111100367A/en
Publication of CN111100367A publication Critical patent/CN111100367A/en
Pending legal-status Critical Current

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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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/04—Thermoplastic elastomer
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/066—LDPE (radical process)

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention relates to a halogen-free flame-retardant heat shrinkable cable material; comprises the following raw materials: EPDM, LDPE, PPMVS, EVA, TPU, SEBS, ABS resin, MBS resin, a light stabilizer, a melamine complex, a halogen-free flame retardant, a lubricant, a crosslinking agent, a color masterbatch, an antioxidant and an anti-aging agent; the halogen-free flame-retardant heat-shrinkable cable material is prepared by mixing and granulating raw materials, then extruding and granulating or hot-pressing and granulating, then carrying out irradiation crosslinking, and then expanding, stretching and shaping in an expanding machine; the cable material mainly solves the problems that the aging resistance and the weather resistance of the common halogen-free flame-retardant heat shrinkable cable material are greatly reduced and the service life of the common halogen-free flame-retardant heat shrinkable cable material is influenced due to poor flexibility.

Description

Halogen-free flame-retardant heat-shrinkable cable material
Technical Field
The invention belongs to the technical field of power cable materials, and particularly relates to a halogen-free flame-retardant heat-shrinkable cable material.
Background
The halogen-free flame-retardant heat shrinkable cable material is the most common material in power cables, and has a wide application range, but the existing halogen-free flame-retardant heat shrinkable cable material has the following problems: when the cable sheath is used for an indoor cable sheath, the service life is stable due to relatively stable environmental conditions; when the cable sheath is used for an outdoor cable sheath, the cable sheath has poor weather resistance and poor aging resistance due to the influence of outdoor high temperature, severe cold and other weather changes, so that the service life of the cable sheath is greatly shortened. In view of the above problems, the inventor of the present invention has studied the components of the conventional halogen-free flame retardant heat shrinkable cable material, and found that the components of the raw materials used in the cable material are limited, so that it is a problem to be solved urgently in the industry to develop a halogen-free flame retardant heat shrinkable cable material with good flexibility to ensure the service life of the cable material for outdoor use.
Disclosure of Invention
The invention aims to provide a halogen-free flame-retardant heat shrinkable cable material, aiming at the problems that the aging resistance and the weather resistance of the existing halogen-free flame-retardant heat shrinkable cable material are greatly reduced and the service life of the existing halogen-free flame-retardant heat shrinkable cable material is influenced due to poor flexibility.
The invention relates to a halogen-free flame-retardant heat-shrinkable cable material which comprises the following raw materials in parts by weight:
EPDM 20-50 LDPE 20-50
PPMVS 5-20 EVA 80-100
TPU 1-5 SEBS 2-10
ABS resin 1-5 MBS resin 1-5
Light stabilizer 1-2 melamine complex 15-30
10-20 parts of halogen-free flame retardant and 3-5 parts of lubricant
2-5 color masterbatch of cross-linking agent 2-5
1-2 parts of antioxidant 1-2;
the preparation method comprises respectively mixing the raw materials, granulating, extruding, granulating or hot-pressing granulating, irradiating for crosslinking, expanding, stretching, and shaping.
Preferably, the halogen-free flame-retardant heat-shrinkable cable material comprises the following raw materials in parts by weight:
EPDM 35 LDPE 35
PPMVS 12 EVA 90
TPU 3 SEBS 8
ABS resin 3 MBS resin 3
Light stabilizer 1.5 Melamine Complex 22
Halogen-free flame retardant 15 lubricant 4
Cross-linker 4 color masterbatch 4
Antioxidant 1.5.
According to the invention, the raw materials such as TPU, SEBS, ABS, MBS and the like are added into the raw materials of the traditional halogen-free flame-retardant heat shrinkable cable material, so that the flexibility of the cable material is greatly enhanced, the weather resistance and the aging resistance of the cable material are greatly improved, and the service life of the cable material in outdoor use is ensured.
The raw materials used in the invention are all commercial industrial raw materials, so that the purchase and the organization production are convenient, and the unlimited or forbidden materials can not cause environmental pollution; the preparation process is simple, and the adopted equipment is conventional equipment, so that the investment and the energy can be saved.
Detailed Description
Example 1
A halogen-free flame-retardant heat-shrinkable cable material comprises the following raw materials in parts by weight:
EPDM 35 LDPE 35
PPMVS 12 EVA 90
TPU 3 SEBS 8
ABS resin 3 MBS resin 3
Light stabilizer 1.5 Melamine Complex 22
Halogen-free flame retardant 15 lubricant 4
Cross-linker 4 color masterbatch 4
1.5 antioxidant and 1.5 anti-aging agent;
the preparation method comprises respectively mixing the raw materials, granulating, extruding, granulating or hot-pressing granulating, irradiating for crosslinking, expanding, stretching, and shaping.
Example 2
A halogen-free flame-retardant heat-shrinkable cable material comprises the following raw materials in parts by weight:
EPDM 50 LDPE 20
PPMVS 20 EVA 80
TPU 5 SEBS 2
ABS resin 5 MBS resin 1
Light stabilizer 2 Melamine Complex 15
Halogen-free flame retardant 20 Lubricant 3
Cross-linking agent 5 color masterbatch 2
Antioxidant 2, antioxidant 1;
the preparation method comprises respectively mixing the raw materials, granulating, extruding, granulating or hot-pressing granulating, irradiating for crosslinking, expanding, stretching, and shaping.
Example 3
A halogen-free flame-retardant heat-shrinkable cable material comprises the following raw materials in parts by weight:
EPDM 20 LDPE 50
PPMVS 5 EVA 100
TPU 1 SEBS 10
ABS resin 1 MBS resin 5
Light stabilizer 1 Melamine Complex 30
Halogen-free flame retardant 10 lubricant 5
Cross-linking agent 2 color masterbatch 5
Antioxidant 1, antioxidant 2;
the preparation method comprises respectively mixing the raw materials, granulating, extruding, granulating or hot-pressing granulating, irradiating for crosslinking, expanding, stretching, and shaping.

Claims (2)

1. A halogen-free flame-retardant heat-shrinkable cable material is characterized by comprising the following raw materials in parts by weight:
EPDM 20-50 LDPE 20-50
PPMVS 5-20 EVA 80-100
TPU 1-5 SEBS 2-10
ABS resin 1-5 MBS resin 1-5
Light stabilizer 1-2 melamine complex 15-30
10-20 parts of halogen-free flame retardant and 3-5 parts of lubricant
2-5 color masterbatch of cross-linking agent 2-5
1-2 parts of antioxidant 1-2;
the preparation method comprises respectively mixing the raw materials, granulating, extruding, granulating or hot-pressing granulating, irradiating for crosslinking, expanding, stretching, and shaping.
2. The halogen-free flame-retardant heat-shrinkable cable material according to claim 1, characterized by comprising the following raw materials in parts by weight:
EPDM 35 LDPE 35
PPMVS 12 EVA 90
TPU 3 SEBS 8
ABS resin 3 MBS resin 3
Light stabilizer 1.5 Melamine Complex 22
Halogen-free flame retardant 15 lubricant 4
Cross-linker 4 color masterbatch 4
Antioxidant 1.5.
CN201811267336.9A 2018-10-29 2018-10-29 Halogen-free flame-retardant heat-shrinkable cable material Pending CN111100367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811267336.9A CN111100367A (en) 2018-10-29 2018-10-29 Halogen-free flame-retardant heat-shrinkable cable material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811267336.9A CN111100367A (en) 2018-10-29 2018-10-29 Halogen-free flame-retardant heat-shrinkable cable material

Publications (1)

Publication Number Publication Date
CN111100367A true CN111100367A (en) 2020-05-05

Family

ID=70420241

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811267336.9A Pending CN111100367A (en) 2018-10-29 2018-10-29 Halogen-free flame-retardant heat-shrinkable cable material

Country Status (1)

Country Link
CN (1) CN111100367A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113380447A (en) * 2021-07-08 2021-09-10 苏州美昱高分子材料有限公司 Cable for energy storage system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113380447A (en) * 2021-07-08 2021-09-10 苏州美昱高分子材料有限公司 Cable for energy storage system

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Application publication date: 20200505

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