CN109517258A - Heat insulation type ceramic Low-smoke flame retardant cable material - Google Patents
Heat insulation type ceramic Low-smoke flame retardant cable material Download PDFInfo
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- CN109517258A CN109517258A CN201811374334.XA CN201811374334A CN109517258A CN 109517258 A CN109517258 A CN 109517258A CN 201811374334 A CN201811374334 A CN 201811374334A CN 109517258 A CN109517258 A CN 109517258A
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- heat insulation
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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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
-
- 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
- C08K2201/011—Nanostructured additives
-
- 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
- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a kind of heat insulation type ceramic Low-smoke flame retardant cable materials, it is made of following parts by weight of component: 40 ~ 55 parts of ethylene-vinyl acetate copolymer, 10 ~ 25 parts of ethylene-octene copolymer, 15 ~ 25 parts of low density polyethylene (LDPE), 5 ~ 10 parts of maleic anhydride grafted polyethylene, 75 ~ 100 parts of modified kaolin, 30 ~ 40 parts of zinc borate, 10 ~ 15 parts of glass powder with low melting point, 10 ~ 25 parts of montmorillonite powder, 50 ~ 75 parts of nano-sized magnesium hydroxide, 3 ~ 8 parts of ethamine of 2- (tertiary butyl dimethyl Si base), 0.5 ~ 5 part of propanesulfonate of 3- sulfydryl -1-, 0.2 ~ 2 part of lubricant, 0.4 ~ 1.5 part of antioxidant；The fire-retardant quick, good mechanical properties of the CABLE MATERIALS shelling, for can be realized fast ceramic when cable fire layer, effectively isolation flame, inhibition cable discharge toxic smog, to personnel escape and fire-fighting and rescue offer valuable time.
Description
Technical field
The present invention relates to a kind of CABLE MATERIALS more particularly to a kind of heat insulation type ceramic Low-smoke flame retardant cable materials.
Background technique
In order to more reasonably utilize land resource, the infrastructure such as modern office building, residential building, hospital, hotel, market by
It walks to scale, high stratification development, also to the safety of electricity consumption, more stringent requirements are proposed for the highly dense of personnel.Cable at present
There is the available use of many refractory materials in industry, such as Ceramic silicon rubber material, ceramic polyolefine material, mica tape
Deng wherein ceramic polyolefine material is because its processing technology is simple, the factors such as at low cost are receive more and more attention.
However, presently, there are fillers and the bad influence shelling effect of resin dispersion and height for ceramic polyolefine material
The problems such as filling causes mechanical property to reduce, has seriously affected such material further applying in field of cables.Therefore, how
A kind of fire-retardant quick, good mechanical properties the ceramic cable material of polyolefin of shelling is developed, becomes those skilled in the art and exerts
The direction of power.
Summary of the invention
It is an object of the present invention to provide a kind of heat insulation type ceramic Low-smoke flame retardant cable material, the CABLE MATERIALS shelling it is fire-retardant quickly,
Good mechanical properties, for can effectively completely cut off flame when cable fire layer, to guarantee the electrical equipment when fire occurs
Energy continuous service provides valuable time for a period of time, to personnel escape and fire-fighting and rescue.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of heat insulation type ceramic Low-smoke flame retardant cable material,
It is made of following parts by weight of component:
40 ~ 55 parts of ethylene-vinyl acetate copolymer,
10 ~ 25 parts of ethylene-octene copolymer,
15 ~ 25 parts of low density polyethylene (LDPE),
5 ~ 10 parts of maleic anhydride grafted polyethylene,
75 ~ 100 parts of modified kaolin,
30 ~ 40 parts of zinc borate,
10 ~ 15 parts of glass powder with low melting point,
10 ~ 25 parts of montmorillonite powder,
50 ~ 75 parts of nano-sized magnesium hydroxide,
3 ~ 8 parts of ethamine of 2- (tertiary butyl dimethyl Si base),
0.5 ~ 5 part of propanesulfonate of 3- sulfydryl -1-,
0.2 ~ 2 part of lubricant,
0.4 ~ 1.5 part of antioxidant；
The modified kaolin is prepared by following steps: by kaolin, acetamide, carboxymethyl cellulose by 1:3:4's
Weight ratio uniformly mixes, then temperature constant magnetic stirring 72h at 90 DEG C of reaction temperature filters sample, and products therefrom is dry
It is washed 3 times with dehydrated alcohol afterwards, 60 DEG C of freeze-day with constant temperature 12h are to get the modified kaolin.
Further improved technical solution is as follows in above-mentioned technical proposal:
1. in above scheme, the mass content of vinylacetate is 20 ~ 35% in the ethylene-vinyl acetate copolymer.
2. in above scheme, the mass ratio of octene is 30 ~ 45% in the ethylene-octene copolymer.
3. in above scheme, the maleic anhydride grafted polyethylene grafting rate is 0.5 ~ 1.5%.
4. in above scheme, the antioxidant is antioxidant 1010, antioxidant 300, irgasfos 168, antioxidant ST-252
At least one of.
5. in above scheme, the lubricant is polyethylene wax, paraffinic mineral oil, dimethyl silicone polymer, zinc stearate
At least one of.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages:
1. heat insulation type ceramic Low-smoke flame retardant cable material of the present invention is basic resin with polyolefin, using modified kaolin 75
~ 100 parts, 30 ~ 40 parts of zinc borate, 10 ~ 15 parts of glass powder with low melting point, 50 ~ 75 parts of the nano-sized magnesium hydroxide flame-retardant systems formed, at
This is cheap, and processing technology is simple, can quickly be formed after ceramic polyolefin fire resisting layer material chance fire obtained fine and close hard
Protective shell plays the role of fire resisting suppression cigarette, and then extends the circuit protection time, provides preciousness to personnel escape and fire-fighting and rescue
Time；In addition, kaolin used in this formula effectively improves after acetamide and Modified by Carboxymethyl Cellulose due to filler
The problem of material mechanical performance caused by additive amount is big reduces.
2. heat insulation type ceramic Low-smoke flame retardant cable material of the present invention uses 2- (tertiary butyl dimethyl Si base) ethamine 3
~ 8 parts and 3- 0.5 ~ 5 part of sulfydryl -1- propanesulfonate is pre-mixed with filler component, improves the interface between organic phase and inorganic filler
Property keeps the compatibility of polyolefin resin and inorganic filler and dispersibility more preferable, and then further improves ceramic obtained
The mechanical property of polyolefin fire resisting layer material, so that the material is used to play the work of refractory heat-insulating when cable fire layer
With, moreover it is possible to it plays tension jointly with oversheath and drags effect, internal cable core is protected not influenced by external forces, guarantee cable
Stability and safety.
Specific embodiment
The present invention will be further described below with reference to examples:
Embodiment 1 ~ 4: a kind of heat insulation type ceramic Low-smoke flame retardant cable material is made of following parts by weight of component:
Table 1
The modified kaolin is prepared by following steps: by kaolin, acetamide, carboxymethyl cellulose by 1:3:4's
Weight ratio uniformly mixes, then temperature constant magnetic stirring 72h at 90 DEG C of reaction temperature filters sample, and products therefrom is dry
It is washed 3 times with dehydrated alcohol afterwards, 60 DEG C of freeze-day with constant temperature 12h are to get the modified kaolin.
The antioxidant of embodiment 1 is antioxidant 1010；The antioxidant of embodiment 2 is antioxidant 300；The antioxygen of embodiment 3
Agent is irgasfos 168；The antioxidant of embodiment 4 is antioxidant ST-252.
The lubricant of embodiment 1 is polyethylene wax；The lubricant of embodiment 2 is paraffinic mineral oil；The lubricant of embodiment 3
For dimethyl silicone polymer；The lubricant of embodiment 4 is zinc stearate.
The heat insulation type ceramic Low-smoke flame retardant cable material is made by following steps:
S1. 75 ~ 100 parts of modified kaolin are weighed, 30 ~ 40 parts of zinc borate, 10 ~ 15 parts of glass powder with low melting point, montmorillonite powder 10 ~
25 parts, 50 ~ 75 parts of nano-sized magnesium hydroxide, 3 ~ 8 parts of ethamine of 2- (tertiary butyl dimethyl Si base), 3- sulfydryl -1- propanesulfonate 0.5
In ~ 5 parts of addition high-speed mixers, 15min is mixed at 65 DEG C；
S2. by 40 ~ 55 parts of ethylene-vinyl acetate copolymer, 10 ~ 25 parts of ethylene-octene copolymer, low density polyethylene (LDPE) 15 ~
25 parts, 5 ~ 10 parts of maleic anhydride grafted polyethylene, 0.2 ~ 2 part of lubricant, 0.4 ~ 1.5 part of antioxidant be added S1 in be uniformly mixed
In material, mixed at high speed 3min；
S3. the material being mixed to get in S2 is introduced into double screw extruder melting extrusion processing by taper feeding hopper, then through list
Screw Extrusion is granulated, in 75 DEG C of dry 2h to get the heat insulation type ceramic Low-smoke flame retardant cable material.
Comparative example 1: a kind of cable material of polyolefin is grouped as by the group of following parts by weight:
45 parts of ethylene-vinyl acetate copolymer,
15 parts of ethylene-octene copolymer,
15 parts of low density polyethylene (LDPE),
8 parts of maleic anhydride grafted polyethylene,
85 parts of modified kaolin,
40 parts of zinc borate,
15 parts of glass powder with low melting point,
15 parts of montmorillonite powder,
50 parts of nano-sized magnesium hydroxide,
1.2 parts of lubricant,
1 part of antioxidant；
The modified kaolin is prepared by following steps: by kaolin, acetamide, carboxymethyl cellulose by 1:3:4's
Weight ratio uniformly mixes, then temperature constant magnetic stirring 72h at 90 DEG C of reaction temperature filters sample, and products therefrom is dry
It is washed 3 times with dehydrated alcohol afterwards, 60 DEG C of freeze-day with constant temperature 12h are to get the modified kaolin.
Preparation method is conventional method.
Comparative example 2: a kind of cable material of polyolefin is grouped as by the group of following parts by weight:
55 parts of ethylene-vinyl acetate copolymer,
25 parts of ethylene-octene copolymer,
25 parts of low density polyethylene (LDPE),
9 parts of maleic anhydride grafted polyethylene,
90 parts of kaolin,
35 parts of zinc borate,
14 parts of glass powder with low melting point,
25 parts of montmorillonite powder,
70 parts of nano-sized magnesium hydroxide,
8 parts of ethamine of 2- (tertiary butyl dimethyl Si base),
4 parts of propanesulfonate of 3- sulfydryl -1-,
2 parts of lubricant,
1.5 parts of antioxidant；
Preparation method is conventional method.
Comparative example 3: a kind of cable material of polyolefin is grouped as by the group of following parts by weight:
40 parts of ethylene-vinyl acetate copolymer,
10 parts of ethylene-octene copolymer,
20 parts of low density polyethylene (LDPE),
6 parts of maleic anhydride grafted polyethylene,
80 parts of kaolin,
30 parts of zinc borate,
12 parts of glass powder with low melting point,
18 parts of montmorillonite powder,
50 parts of nano-sized magnesium hydroxide,
0.5 part of lubricant,
0.5 part of antioxidant；
Preparation method is conventional method.
The CABLE MATERIALS tabletting on 160 DEG C of vulcanizing press that will be prepared in each embodiment and comparative example, cold pressing, depanning,
The sample with a thickness of 2mm and test is made, performance detection data is as follows:
Table 3
As shown in Table 3, no matter shelling flame-retardant smoke inhibition effect or mechanical property are superior to the CABLE MATERIALS of preparation of the embodiment of the present invention
CABLE MATERIALS obtained in each comparative example, the CABLE MATERIALS are used to can be realized fast ceramic when cable fire layer, effectively isolation fire
Flame inhibits cable to discharge toxic smog, provides valuable time to personnel escape and fire-fighting and rescue.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of heat insulation type ceramic Low-smoke flame retardant cable material, it is characterised in that: be made of following parts by weight of component:
40 ~ 55 parts of ethylene-vinyl acetate copolymer,
10 ~ 25 parts of ethylene-octene copolymer,
15 ~ 25 parts of low density polyethylene (LDPE),
5 ~ 10 parts of maleic anhydride grafted polyethylene,
75 ~ 100 parts of modified kaolin,
30 ~ 40 parts of zinc borate,
10 ~ 15 parts of glass powder with low melting point,
10 ~ 25 parts of montmorillonite powder,
50 ~ 75 parts of nano-sized magnesium hydroxide,
3 ~ 8 parts of ethamine of 2- (tertiary butyl dimethyl Si base),
0.5 ~ 5 part of propanesulfonate of 3- sulfydryl -1-,
0.2 ~ 2 part of lubricant,
0.4 ~ 1.5 part of antioxidant；
The modified kaolin is prepared by following steps: by kaolin, acetamide, carboxymethyl cellulose by 1:3:4's
Weight ratio uniformly mixes, then temperature constant magnetic stirring 72h at 90 DEG C of reaction temperature filters sample, and products therefrom is dry
It is washed 3 times with dehydrated alcohol afterwards, 60 DEG C of freeze-day with constant temperature 12h are to get the modified kaolin.
2. heat insulation type ceramic Low-smoke flame retardant cable material according to claim 1, it is characterised in that: the ethyl vinyl acetate
The mass content of vinylacetate is 20 ~ 35% in vinyl ester copolymers.
3. heat insulation type ceramic Low-smoke flame retardant cable material according to claim 1, it is characterised in that: the ethylene-octene
The mass ratio of octene is 30 ~ 45% in copolymer.
4. heat insulation type ceramic Low-smoke flame retardant cable material according to claim 1, it is characterised in that: the maleic anhydride connects
The polycthylene grafted rate of branch is 0.5 ~ 1.5%.
5. heat insulation type ceramic Low-smoke flame retardant cable material according to claim 1, it is characterised in that: the antioxidant is anti-
At least one of oxygen agent 1010, antioxidant 300, irgasfos 168, antioxidant ST-252.
6. heat insulation type ceramic Low-smoke flame retardant cable material according to claim 1, it is characterised in that: the lubricant is poly-
At least one of ethylene waxes, paraffinic mineral oil, dimethyl silicone polymer, zinc stearate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374334.XA CN109517258A (en) | 2018-11-19 | 2018-11-19 | Heat insulation type ceramic Low-smoke flame retardant cable material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374334.XA CN109517258A (en) | 2018-11-19 | 2018-11-19 | Heat insulation type ceramic Low-smoke flame retardant cable material |
Publications (1)
| Publication Number | Publication Date |
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| CN109517258A true CN109517258A (en) | 2019-03-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811374334.XA Pending CN109517258A (en) | 2018-11-19 | 2018-11-19 | Heat insulation type ceramic Low-smoke flame retardant cable material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112300480A (en) * | 2020-11-17 | 2021-02-02 | 苏州亨利通信材料有限公司 | Ceramic polyolefin and preparation method thereof |
| CN114350053A (en) * | 2020-10-12 | 2022-04-15 | 中广核三角洲（江苏）塑化有限公司 | Preparation method of ceramic polyolefin sheath material for flame-retardant and fire-resistant optical cable |
| CN116178978A (en) * | 2023-02-22 | 2023-05-30 | 上海华山家具有限公司 | Cabinet board and preparation process thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114350053A (en) * | 2020-10-12 | 2022-04-15 | 中广核三角洲（江苏）塑化有限公司 | Preparation method of ceramic polyolefin sheath material for flame-retardant and fire-resistant optical cable |
| CN114350053B (en) * | 2020-10-12 | 2024-03-19 | 中广核三角洲（江苏）塑化有限公司 | Preparation method of ceramic polyolefin sheath material for flame-retardant and fire-resistant optical cable |
| CN112300480A (en) * | 2020-11-17 | 2021-02-02 | 苏州亨利通信材料有限公司 | Ceramic polyolefin and preparation method thereof |
| CN116178978A (en) * | 2023-02-22 | 2023-05-30 | 上海华山家具有限公司 | Cabinet board and preparation process thereof |
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