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Thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-beam tube and preparation method of special material

A thermoplastic and polyolefin technology, which is applied in the field of thermoplastic low-smoke, halogen-free, flame-retardant polyolefin special materials for optical cable micro-bundle tubes and its preparation, low-smoke, halogen-free, flame-retardant polyolefin plastics, can solve the problem of burning and releasing toxic gases, polyolefin materials No flame retardant, poor stability and other problems, to achieve the effect of low smoke toxicity, fast extrusion speed, and not easy to ignite and spread

Inactive Publication Date: 2017-08-29
WUXI JAKE PLASTIC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical problem to be solved: In order to overcome the defects of the existing technology and solve the problems of the existing polyolefin materials such as non-flammability, burning and releasing toxic gas, poor toughness and poor stability, a new type of polyolefin material suitable for small and micro-sized, single-layer multi-layer is obtained. layer, single-core multi-core and other structural polyolefin materials, the invention provides a kind of thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-bundle tube and its preparation method

Method used

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  • Thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-beam tube and preparation method of special material
  • Thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-beam tube and preparation method of special material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039]A thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-bundle tubes, comprising 10 parts of polypropylene, 45 parts of high-density polyethylene, 5 parts of EPDM rubber, and 25 parts of ultra-low-density polyethylene 15 parts of compatibilizer, 1 part of high molecular weight polysiloxane, 0.1 part of plasticizer, 0.1 part of surface slippery agent, 120 parts of high-efficiency composite flame retardant, 2.5 parts of tubular microcrystalline nano-char forming agent, organosilane 2 parts, 2 parts of antioxidant, 3 parts of processing aid.

[0040] The polypropylene is a copolymerized polypropylene, containing 1% of ethylene monomer and 99% of propylene monomer in terms of mole fraction, its melt index is 5g / (10min, 2.16kg), and its density is 0.86g / cm 3 .

[0041] The melt index of the high-density polyethylene is 0.5g / (10min, 2.16kg).

[0042] The EPDM rubber is a copolymer composed of 70% ethylene, 25% propylene and ...

Embodiment 2

[0057] A thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-bundle tubes, including 25 parts of polypropylene, 20 parts of high-density polyethylene, 15 parts of EPDM rubber, and 25 parts of ultra-low density polyethylene 15 parts, compatibilizer, 2.5 parts of high molecular weight polysiloxane, 2.5 parts of plasticizer, 2 parts of surface slippery agent, 80 parts of high-efficiency composite flame retardant, 0.5 parts of tubular microcrystalline nano-char forming agent, organosilane 1 part, 0.5 part of antioxidant, 1 part of processing aid.

[0058] The polypropylene is a co-polypropylene, containing 7% of ethylene monomer and 93% of propylene monomer in terms of mole fraction, its melt index is 15.0g / (10min, 2.16kg), and its density is 0.90g / cm 3 .

[0059] The melt index of the high-density polyethylene is 1.0 g / (10 min, 2.16 kg).

[0060] The EPDM rubber is a copolymer composed of 75% ethylene, 20% propylene and 5% et...

Embodiment 3

[0076] A thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for optical cable micro-bundle tubes, including 20 parts of polypropylene, 45 parts of high-density polyethylene, 10 parts of EPDM rubber, and 15 parts of ultra-low density polyethylene 10 parts, 10 parts of compatibilizer, 5 parts of high molecular weight polysiloxane, 2 parts of plasticizer, 2 parts of surface slippery agent, 100 parts of high-efficiency composite flame retardant, 2 parts of tubular microcrystalline nano-char forming agent, organosilane 2 parts, 1.5 parts of antioxidant, 2 parts of processing aid.

[0077] The polypropylene is a copolymerized polypropylene, containing 3% of ethylene monomer and 97% of propylene monomer in terms of mole fraction, its melt index is 5.0g / (10min, 2.16kg), and its density is 0.88g / cm 3 .

[0078] The melt index of the high-density polyethylene is 1.0 g / (10 min, 2.16 kg).

[0079] The EPDM rubber is a copolymer composed of 70% ethylene, 25%...

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Abstract

The invention discloses a thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for an optical cable micro-beam tube and a preparation method of the special material. The thermoplastic low-smoke halogen-free flame-retardant polyolefin special material comprises the following components in parts by weight: 10-25 parts of polypropylene, 20-45 parts of high density polyethylene, 5-15 parts of ethylene-propylene- diene-terpolymer rubber, 15-25 parts of ultralow density polyethylene, 10-15 parts of a compatilizer, 1-5 parts of high molecular weight polysiloxane, 0.1-2.5 parts of a plasticizer, 0.1-2 parts of a surface slipping agent, 80-120 parts of a high-efficiency composite flame retardant, 0.5-2.5 parts of a tubular microcrystal nano char-forming agent, 1-2 parts of organosilane, 0.5-2 parts of an antioxidant and 1-3 parts of processing aids. The thermoplastic low-smoke halogen-free flame-retardant polyolefin special material for the optical cable micro-beam tube disclosed by the invention is high in flame-retardant property, zero in release of toxic gases during combustion, high in toughness and high in stability and is applicable to optical cables of different structures of small sizes, single layer or multiple layers, single core or multiple cores and the like.

Description

technical field [0001] The invention belongs to the field of polymer materials, and relates to a low-smoke, halogen-free, flame-retardant polyolefin plastic, in particular to a thermoplastic low-smoke, halogen-free, flame-retardant polyolefin special material for optical cable micro-bundle tubes and a preparation method thereof. Background technique [0002] With the implementation of the "Broadband China" strategy, "triple network integration" and FTTH construction will be carried out in depth, 4G communication construction will bring more new optical fiber application requirements, and various new wiring optical cables that meet the needs of indoor wiring will emerge as the times require. The micro-bundle tube wiring cable has been successfully applied in various scenarios and has good comprehensive performance. A series of optical cables for indoor wiring can be derived from the micro-bundle tube unit. This series of optical cables has the characteristics of small size, l...

Claims

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Application Information

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IPC IPC(8): C08L23/06C08L23/16C08K13/06C08K7/26C08K7/08C08K3/26C08K5/20
CPCC08L23/06C08K2003/265C08K2201/014C08L23/14C08L2201/02C08L2201/22C08L2203/18C08L2205/025C08L2205/035C08L2205/08C08L2207/062C08L2207/064C08L23/16C08K13/06C08K7/26C08K7/08C08K3/26C08K5/20
Inventor 祁建强张建耀邵明元潘晓旻游泳
Owner WUXI JAKE PLASTIC
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