CN108707299A - A kind of hard coaxial cable flame retardant jacket materials and preparation method thereof - Google Patents
A kind of hard coaxial cable flame retardant jacket materials and preparation method thereof Download PDFInfo
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- CN108707299A CN108707299A CN201810373802.5A CN201810373802A CN108707299A CN 108707299 A CN108707299 A CN 108707299A CN 201810373802 A CN201810373802 A CN 201810373802A CN 108707299 A CN108707299 A CN 108707299A
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- coaxial cable
- flame retardant
- jacket materials
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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
- C08L27/00—Compositions 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
- C08L27/02—Compositions 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
- C08L27/12—Compositions 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 fluorine atoms
- C08L27/16—Homopolymers or copolymers or vinylidene fluoride
-
- 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
- H01B3/443—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 vinylhalogenides or other halogenoethylenic compounds
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- 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
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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
- 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
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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
- C08L2312/00—Crosslinking
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- 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 discloses a kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：40 ~ 60 parts of Kynoar, 10 ~ 20 parts of EP rubbers, 10 ~ 20 parts of coumarone-indene resin, 3 ~ 5 parts of waste and old tire rubber powder, 0.5 ~ 1 part of ESCALOL 567,2 ~ 3 parts of titanium dioxide, 0.5 ~ 1.5 part of diallyl phthalate, 2 ~ 4 parts of cumyl peroxide, 0.5 ~ 1.5 part of flame-retardant additive, 0.5 ~ 1.5 part of Triallyl isocyanurate, 1.5 ~ 2 parts of pitch, the present invention discloses a kind of preparation methods of hard coaxial cable flame retardant jacket materials.The sheath material of the present invention maintains good flame retardant property under the premise of the amount for adding fire-retardant addition is very small；The present invention is compound by Kynoar, coumarone-indene resin and EP rubbers secondary cross-linking, and without vulcanization, production method is simple, processes and easy to use；Sheath material intensity of the present invention is high, environmental stress crack resistance is good, and ageing-resistant and chemical corrosivity is strong, the application being suitable under various environmental conditions.
Description
Technical field
The present invention relates to electronic connecting line cables to prepare Material Field, and in particular to a kind of hard coaxial cable fire retardant jacket material
Material and preparation method thereof.
Background technology
Coaxial cable belongs to TEM waves（Transverse electromagnetic wave）Transmission line is a kind of double to be led by what inner wire and outer conductor were constituted
Body transmission line.Because its have the characteristics that bandwidth, size are small, loss is low and with microstrip circuit it is easy to connect, be widely used in
In power transmission system.Coaxial cable can be divided into two kinds of soft coaxial line and hard coaxial line by structural shape.Hard the outer of coaxial line is led
Body is metal tube, and inner wire is usually metal tube or solid conductor, and the medium between inner wire and outer conductor is air, inner wire and
Outer conductor realizes with dielectric material and supports that outside coats insulating rigid sheath material.The use environment of hard coaxial cable is more
Complexity is higher to the requirement of coaxial cable sheath material.Existing coaxial cable sheath material anti-flammability or fire resistance rating
It is relatively low, a large amount of poisonous and harmful flue gases are generated when cable jacket burns.It is past in order to realize the flame retardant property of coaxial cable external jacket
Toward being added flame-retardant additive in cable jacket process, and in order to reach good flame retardant effect, need addition a large amount of
Fire retardant, then seriously affected the performance of sheath material, for example rigidity is big, easy to crack, anti-aging property declines, machinery is answered
Power reduction, mechanical strength degradation etc..
Invention content
In view of the shortcomings of the prior art, a kind of the present invention provides anti-flammabilitys good, high mechanical strength hard coaxial cable
Sheath material and preparation method thereof.
The present invention solve the technical solution that uses of above-mentioned technical problem for：A kind of hard coaxial cable flame retardant jacket materials,
It includes the raw material of following parts by weight：40 ~ 60 parts of Kynoar, 10 ~ 20 parts of EP rubbers, coumarone-indene resin 10 ~ 20
Part, 3 ~ 5 parts of waste and old tire rubber powder, 0.5 ~ 1 part of ESCALOL 567,2 ~ 3 parts of titanium dioxide, diallyl phthalate
0.5 ~ 1.5 part of propyl ester, 2 ~ 4 parts of cumyl peroxide, 0.5 ~ 1.5 part of flame-retardant additive, Triallyl isocyanurate 0.5 ~
1.5 parts, 1.5 ~ 2 parts of pitch.
Further, a kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：
45 ~ 55 parts of Kynoar, 13 ~ 17 parts of EP rubbers, 13 ~ 17 parts of coumarone-indene resin, 3.5 ~ 4.5 parts of waste and old tire rubber powder, 2-
0.6 ~ 0.8 part of hydroxyl -4- methoxy benzophenones, 2.3 ~ 2.7 parts of titanium dioxide, 0.8 ~ 1.2 part of diallyl phthalate, mistake
Aoxidize 2.5 ~ 3.5 parts of diisopropylbenzene (DIPB), 0.8 ~ 1.2 part of flame-retardant additive, 0.8 ~ 1.2 part of Triallyl isocyanurate, pitch 1.6
~ 1.8 parts.
Further, a kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：
50 parts of Kynoar, 15 parts of EP rubbers, 15 parts of coumarone-indene resin, 4 parts of waste and old tire rubber powder, 2- hydroxyl -4- methoxyl groups two
0.7 part of Benzophenone, 2.5 parts of titanium dioxide, 1 part of diallyl phthalate, 3 parts of cumyl peroxide, flame-retardant additive 1
Part, 1 part of Triallyl isocyanurate, 1.7 parts of pitch.
Further, the flame-retardant additive is fluoro phosphonitrile compound, chemical formula N3P3F5OH2CH3。
A kind of preparation method of hard coaxial cable flame retardant jacket materials comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By Kynoar, coumarone-indene resin, titanium dioxide, 1/3 diallyl phthalate, 1/3 peroxidating
Diisopropylbenzene (DIPB) and 1/3 Triallyl isocyanurate are placed in kneading machine, and 5min is kneaded at 170 ~ 180 DEG C；
（3）By EP rubbers, waste and old tire rubber powder, pitch, 1/3 diallyl phthalate, 1/3 cumyl peroxide
Triallyl isocyanurate with 1/3 is placed in kneading machine, and 5min is kneaded at 170 ~ 180 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, in 170 ~ 180
It is kneaded 5min at DEG C, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet 3 ~ 4min of hot pressing at 170 ~ 175 DEG C, is then fed into baking oven, in 100-105 DEG C
60 ~ 70h of lower aging is to get sheath material of the invention.
Compared with prior art, what the present invention had has the beneficial effect that：The sheath material of the present invention is adding fire-retardant addition
Amount it is very small under the premise of maintain good flame retardant property, the addition of flame-retardant additive to the mechanical performance of sheath material and
Intensity effect is very small；The sheath material of the present invention answers Kynoar, coumarone-indene resin and EP rubbers secondary cross-linking
It closes, without vulcanization, production method is simple, processes and easy to use；Sheath material intensity height, the resisting environmental stress and cracking of the present invention
Property it is good, ageing-resistant and chemical corrosivity is strong, the application being suitable under various environmental conditions.
Specific implementation mode
With reference to specific embodiment, the present invention is described further, it should further be noted that the present invention
Embodiment is without being limited thereto.
Embodiment 1：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
50 parts of ethylene, 15 parts of EP rubbers, 15 parts of coumarone-indene resin, 4 parts of waste and old tire rubber powder, ESCALOL 567
0.7 part, 2.5 parts of titanium dioxide, 1 part of diallyl phthalate, 3 parts of cumyl peroxide, 1 part of flame-retardant additive, triolefin
1 part of propyl isocyanuric acid ester, 1.7 parts of pitch.
Embodiment 2：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
42 parts of ethylene, 18 parts of EP rubbers, 12 parts of coumarone-indene resin, 4.5 parts of waste and old tire rubber powder, 2- hydroxyl -4- methoxyl group hexichol first
0.7 part of ketone, 2.8 parts of titanium dioxide, 0.8 part of diallyl phthalate, 3.5 parts of cumyl peroxide, flame-retardant additive 0.8
Part, 1.2 parts of Triallyl isocyanurate, 1.7 parts of pitch.
Embodiment 3：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
40 parts of ethylene, 10 parts of EP rubbers, 10 parts of coumarone-indene resin, 3 parts of waste and old tire rubber powder, ESCALOL 567
0.5 part, 2 parts of titanium dioxide, 0.5 part of diallyl phthalate, 2 parts of cumyl peroxide, 0.5 part of flame-retardant additive, three
0.5 part of allyl iso cyanurate, 1.5 parts of pitch.
Embodiment 4：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
60 parts of ethylene, 20 parts of EP rubbers, 20 parts of coumarone-indene resin, 5 parts of waste and old tire rubber powder, ESCALOL 567
1 part, 3 parts of titanium dioxide, 1.5 parts of diallyl phthalate, 4 parts of cumyl peroxide, 1.5 parts of flame-retardant additive, triolefin
1.5 parts of propyl isocyanuric acid ester, 2 parts of pitch.
Embodiment 5：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
40 parts of ethylene, 20 parts of EP rubbers, 10 parts of coumarone-indene resin, 5 parts of waste and old tire rubber powder, ESCALOL 567
0.5 part, 3 parts of titanium dioxide, 0.5 part of diallyl phthalate, 4 parts of cumyl peroxide, 0.5 part of flame-retardant additive, three
1.5 parts of allyl iso cyanurate, 1.5 parts of pitch.
Embodiment 6：A kind of hard coaxial cable flame retardant jacket materials comprising the raw material of following parts by weight：Gather inclined fluorine
60 parts of ethylene, 10 parts of EP rubbers, 20 parts of coumarone-indene resin, 3 parts of waste and old tire rubber powder, ESCALOL 567
1 part, 2 parts of titanium dioxide, 1.5 parts of diallyl phthalate, 2 parts of cumyl peroxide, 1.5 parts of flame-retardant additive, triolefin
0.5 part of propyl isocyanuric acid ester, 2 parts of pitch.
Further, the flame-retardant additive described in embodiment 1-6 is fluoro phosphonitrile compound, and chemical formula is
N3P3F5OH2CH3。
A kind of preparation method of hard coaxial cable flame retardant jacket materials described in embodiment 1-6 comprising following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By Kynoar, coumarone-indene resin, titanium dioxide, 1/3 diallyl phthalate, 1/3 peroxidating
Diisopropylbenzene (DIPB) and 1/3 Triallyl isocyanurate are placed in kneading machine, and 5min is kneaded at 175 DEG C；
（3）By EP rubbers, waste and old tire rubber powder, pitch, 1/3 diallyl phthalate, 1/3 cumyl peroxide
Triallyl isocyanurate with 1/3 is placed in kneading machine, and 5min is kneaded at 175 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, at 175 DEG C
It is kneaded 5min, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet 3 ~ 4min of hot pressing at 170 DEG C, is then fed into baking oven, the aging at 105 DEG C
65h is to get sheath material of the invention.
The obtained materials of 1-6 of the embodiment of the present invention are tested for the property, the results are shown in table below.
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Oxygen index (OI) | 33 | 32 | 29 | 31 | 30 | 30 |
| Aging coefficient | 0.98 | 0.96 | 0.95 | 0.94 | 0.96 | 0.95 |
| Volume resistivity Ω cm | 4.3×1015 | 4.9×1015 | 6.7×1015 | 3.5×1015 | 5.0×1015 | 3.3×1015 |
| Breakdown strength KV/mm | 21.4 | 20.9 | 21.8 | 20.3 | 20.7 | 21.2 |
| Elongation at break % | 440 | 470 | 420 | 460 | 450 | 430 |
| Shore hardness D | 85 | 83 | 86 | 86 | 84 | 84 |
Should be it is again noted that above-described embodiment be only used for being illustrated present disclosure, rather than limit,
With any change in the comparable meaning and scope of claims of the present invention, all it is believed that being included in claims
Protection domain in.
Claims (5)
1. a kind of hard coaxial cable flame retardant jacket materials, it is characterised in that：Include the raw material of following parts by weight：Polyvinylidene fluoride
40 ~ 60 parts of alkene, 10 ~ 20 parts of EP rubbers, 10 ~ 20 parts of coumarone-indene resin, 3 ~ 5 parts of waste and old tire rubber powder, 2- hydroxyl -4- methoxies
0.5 ~ 1 part of base benzophenone, 2 ~ 3 parts of titanium dioxide, 0.5 ~ 1.5 part of diallyl phthalate, cumyl peroxide 2 ~ 4
Part, 0.5 ~ 1.5 part of flame-retardant additive, 0.5 ~ 1.5 part of Triallyl isocyanurate, 1.5 ~ 2 parts of pitch.
2. a kind of hard coaxial cable flame retardant jacket materials according to claim 1, which is characterized in that including following weight
The raw material of number：45 ~ 55 parts of Kynoar, 13 ~ 17 parts of EP rubbers, 13 ~ 17 parts of coumarone-indene resin, waste and old tire rubber powder
3.5 ~ 4.5 parts, 0.6 ~ 0.8 part of ESCALOL 567,2.3 ~ 2.7 parts of titanium dioxide, diallyl phthalate
0.8 ~ 1.2 part, 2.5 ~ 3.5 parts of cumyl peroxide, 0.8 ~ 1.2 part of flame-retardant additive, Triallyl isocyanurate 0.8 ~
1.2 parts, 1.6 ~ 1.8 parts of pitch.
3. a kind of hard coaxial cable flame retardant jacket materials according to claim 1, which is characterized in that including following weight
The raw material of number：50 parts of Kynoar, 15 parts of EP rubbers, 15 parts of coumarone-indene resin, 4 parts of waste and old tire rubber powder, 2- hydroxyls
0.7 part of base -4- methoxy benzophenones, 2.5 parts of titanium dioxide, 1 part of diallyl phthalate, 3 parts of cumyl peroxide,
1 part of flame-retardant additive, 1 part of Triallyl isocyanurate, 1.7 parts of pitch.
4. according to a kind of hard coaxial cable flame retardant jacket materials of claim 1-3 any one of them, which is characterized in that described
Flame-retardant additive be fluoro phosphonitrile compound, chemical formula N3P3F5OH2CH3。
5. special according to a kind of preparation method of hard coaxial cable flame retardant jacket materials of claim 1-3 any one of them
Sign is, includes the following steps：
（1）It is on the waiting list raw material according to the parts by weight；
（2）By Kynoar, coumarone-indene resin, titanium dioxide, 1/3 diallyl phthalate, 1/3 peroxidating
Diisopropylbenzene (DIPB) and 1/3 Triallyl isocyanurate are placed in kneading machine, and 5min is kneaded at 170 ~ 180 DEG C；
（3）By EP rubbers, waste and old tire rubber powder, pitch, 1/3 diallyl phthalate, 1/3 cumyl peroxide
Triallyl isocyanurate with 1/3 is placed in kneading machine, and 5min is kneaded at 170 ~ 180 DEG C；
（4）By step（2）And step（3）It obtains being kneaded material and other surplus stocks is collectively disposed in kneading machine, in 170 ~ 180
It is kneaded 5min at DEG C, is subsequently placed in extruding pelletization in double screw extruder；
（5）By step（4）Obtained pellet 3 ~ 4min of hot pressing at 170 ~ 175 DEG C, is then fed into baking oven, in 100-105 DEG C
60 ~ 70h of lower aging is to get sheath material of the invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373802.5A CN108707299A (en) | 2018-04-24 | 2018-04-24 | A kind of hard coaxial cable flame retardant jacket materials and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373802.5A CN108707299A (en) | 2018-04-24 | 2018-04-24 | A kind of hard coaxial cable flame retardant jacket materials and preparation method thereof |
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| CN108707299A true CN108707299A (en) | 2018-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810373802.5A Pending CN108707299A (en) | 2018-04-24 | 2018-04-24 | A kind of hard coaxial cable flame retardant jacket materials and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844976A (en) * | 2015-05-29 | 2015-08-19 | 合肥得润电子器件有限公司 | Heat-resistant nitrile-butadiene rubber modified polyvinyl chloride sheath material for communication cables and preparation method thereof |
| CN107629359A (en) * | 2017-10-13 | 2018-01-26 | 四会市启德信息咨询服务有限公司 | A kind of abrasion resistant fire blocking cable jacket material |
-
2018
- 2018-04-24 CN CN201810373802.5A patent/CN108707299A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844976A (en) * | 2015-05-29 | 2015-08-19 | 合肥得润电子器件有限公司 | Heat-resistant nitrile-butadiene rubber modified polyvinyl chloride sheath material for communication cables and preparation method thereof |
| CN107629359A (en) * | 2017-10-13 | 2018-01-26 | 四会市启德信息咨询服务有限公司 | A kind of abrasion resistant fire blocking cable jacket material |
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