CN104592649A - High-temperature-resistant insulating gum cover as well as preparation method and application thereof - Google Patents
High-temperature-resistant insulating gum cover as well as preparation method and application thereof Download PDFInfo
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- CN104592649A CN104592649A CN201510011755.6A CN201510011755A CN104592649A CN 104592649 A CN104592649 A CN 104592649A CN 201510011755 A CN201510011755 A CN 201510011755A CN 104592649 A CN104592649 A CN 104592649A
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- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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- 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
- C08K3/34—Silicon-containing compounds
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a high-temperature-resistant insulating gum cover as well as a preparation method and an application thereof. The preparation method comprises the following steps: (1) mixing ethylene propylene diene monomer, 1, 4-hexanediol, zinc methacrylate, stearic acid, ceramsite and talcum powder to obtain a mixture M1; (2) adding an anti-aging agent into the mixture M1 to melt to prepare rubber; and (3) extruding the rubber to obtain the high-temperature-resistant insulating gum cover, wherein based on 100 parts of ethylene propylene diene monomer by weight, the use level of 1, 4-hexanediol is 5-50 parts by weight, the use level of zinc methacrylate is 0.5-5 parts by weight, the use level of stearic acid is 1-8 parts by weight, the use level of ceramsite is 30-120 parts by weight, the use level of the anti-aging agent is 1-10 parts by weight and the use level of talcum powder is 20-100 parts by weight. The insulating gum cover prepared by the method has a good high-temperature-resistant performance.
Description
Technical field
The present invention relates to the manufacture field of insulating gum cover, particularly, relate to a kind of high-temperature insulation gum cover and its preparation method and application.
Background technology
Insulating gum cover application is in the cable very extensive, but in the use procedure of cable, often encounter the environment that temperature is higher, thus make the gum cover on top layer easily melt by high temperature, its use properties is reduced greatly, and then the use properties of this cable is also reduced greatly, thus reduce the quality of cable.
Therefore, provide one to have good resistance to elevated temperatures, high-temperature insulation gum cover greatly improving its work-ing life and preparation method thereof is the problem that the present invention needs solution badly.
Summary of the invention
For above-mentioned prior art, the object of the invention is to overcome the problem that in prior art, the resistance to elevated temperatures of gum cover is poor, thus provide one to have good resistance to elevated temperatures, high-temperature insulation gum cover greatly improving its work-ing life and preparation method thereof.
To achieve these goals, the invention provides a kind of preparation method of high-temperature insulation gum cover, wherein, described preparation method comprises:
(1) terpolymer EP rubber, Isosorbide-5-Nitrae-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder are mixed, obtain mixture M 1;
(2) in mixture M 1, add anti-aging agent and melt, obtained rubber;
(3) by rubber extrusion forming, obtained high-temperature insulation gum cover; Wherein,
Relative to the described terpolymer EP rubber of 100 weight parts, described 1, the consumption of 4-hexylene glycol is 5-50 weight part, the consumption of described zinc methacrylate is 0.5-5 weight part, described stearic consumption is 1-8 weight part, the consumption of described haydite is 30-120 weight part, and the consumption of described anti-aging agent is 1-10 weight part, and described talcous consumption is 20-100 weight part.
Present invention also offers a kind of high-temperature insulation gum cover obtained according to preparation method described above.
Present invention also offers a kind of application of high-temperature insulation gum cover described above.
Pass through technique scheme, the present invention take terpolymer EP rubber as major ingredient, add 1, the materials such as 4-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder, and carry out melting and extrusion moulding after mixing in certain proportion, thus make the insulating gum cover obtained by aforesaid method have good resistance to elevated temperatures, and then substantially increase its use properties, add its use range.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Embodiment
Below the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
The invention provides a kind of preparation method of high-temperature insulation gum cover, wherein, described preparation method comprises:
(1) terpolymer EP rubber, Isosorbide-5-Nitrae-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder are mixed, obtain mixture M 1;
(2) in mixture M 1, add anti-aging agent and melt, obtained rubber;
(3) by rubber extrusion forming, obtained high-temperature insulation gum cover; Wherein,
Relative to the described terpolymer EP rubber of 100 weight parts, described 1, the consumption of 4-hexylene glycol is 5-50 weight part, the consumption of described zinc methacrylate is 0.5-5 weight part, described stearic consumption is 1-8 weight part, the consumption of described haydite is 30-120 weight part, and the consumption of described anti-aging agent is 1-10 weight part, and described talcous consumption is 20-100 weight part.
Above-mentioned design is by taking terpolymer EP rubber as major ingredient, add 1, the materials such as 4-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder, and carry out melting and extrusion moulding after mixing in certain proportion, thus make the insulating gum cover obtained by aforesaid method have good resistance to elevated temperatures, and then substantially increase its use properties, add its use range.
In order to make the high-temperature insulation gum cover obtained, there is better use properties, its resistance to elevated temperatures of further increase, one of the present invention preferred embodiment in, relative to the described terpolymer EP rubber of 100 weight parts, described 1, the consumption of 4-hexylene glycol is 10-30 weight part, the consumption of described zinc methacrylate is 1-3 weight part, described stearic consumption is 2-5 weight part, the consumption of described haydite is 50-100 weight part, the consumption of described anti-aging agent is 3-7 weight part, and described talcous consumption is 40-70 weight part.
More even in order to make to mix between each raw material, one of the present invention preferred embodiment in, can also comprise in step (1) and being uniformly mixed, in order to meet the mixing requirement in more situation, one of the present invention more preferred embodiment in, described churning time can be 10-50min, and stirring velocity can be set to 500-2000r/min.
In order to make above-mentioned raw materials all can melt preferably, one of the present invention more preferred embodiment in, the melt temperature in step (2) can be set to 200-800 DEG C.
Certainly, in order to make the rubber after extrusion moulding to cool as early as possible, one of the present invention preferred embodiment in, step (3) can also comprise and cooling the rubber after extruding.
The type of cooling that described process of cooling can use according to this area routine operate, such as, one of the present invention preferred embodiment in, described process of cooling can be that quenching and/or water drench and cools.
In order to make each raw material mix, one of the present invention preferred embodiment in, described haydite and described talcous particle diameter can be chosen as and be not more than 0.5mm.
Present invention also offers a kind of high-temperature insulation gum cover obtained according to preparation method described above.
Present invention also offers a kind of application of high-temperature insulation gum cover described above.
Below will be described the present invention by embodiment.In following examples, described terpolymer EP rubber be Guangzhou three power limited rubber company produce the trade mark be 4045 conventional commercial product, described anti-aging agent is that Hua Xing (Suqian) Chemical Co., Ltd. produces anti-aging agent OD, described Isosorbide-5-Nitrae-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder are conventional commercial product.
Embodiment 1
100g terpolymer EP rubber, 10g1,4-hexylene glycol, 1g zinc methacrylate, 2g stearic acid, 50g haydite and 40g talcum powder being placed in stirring velocity is stir 10min under the environment of 500r/min, obtains mixture M 1; In mixture M 1, adding 3g anti-aging agent and being placed in temperature is melt at 200 DEG C, obtained rubber; Quenching is carried out, obtained high-temperature insulation gum cover A1 by after rubber extrusion forming.
Embodiment 2
100g terpolymer EP rubber, 30g1,4-hexylene glycol, 3g zinc methacrylate, 5g stearic acid, 100g haydite and 70g talcum powder being placed in stirring velocity is stir 50min under the environment of 2000r/min, obtains mixture M 1; In mixture M 1, adding 7g anti-aging agent and being placed in temperature is melt at 800 DEG C, obtained rubber; Quenching is carried out, obtained high-temperature insulation gum cover A2 by after rubber extrusion forming.
Embodiment 3
100g terpolymer EP rubber, 20g1,4-hexylene glycol, 2g zinc methacrylate, 4g stearic acid, 80g haydite and 50g talcum powder being placed in stirring velocity is stir 30min under the environment of 1000r/min, obtains mixture M 1; In mixture M 1, adding 5g anti-aging agent and being placed in temperature is melt at 500 DEG C, obtained rubber; Quenching is carried out, obtained high-temperature insulation gum cover A3 by after rubber extrusion forming.
Embodiment 4
Be prepared according to the preparation method of embodiment 1, unlike, described 1, the consumption of 4-hexylene glycol is 5g, and the consumption of described zinc methacrylate is 0.5g, and described stearic consumption is 1g, the consumption of described haydite is 30g, the consumption of described anti-aging agent is 1g, and described talcous consumption is 20g, obtained high-temperature insulation gum cover A4.
Embodiment 5
Be prepared according to the preparation method of embodiment 2, unlike, described 1, the consumption of 4-hexylene glycol is 50g, and the consumption of described zinc methacrylate is 5g, and described stearic consumption is 8g, the consumption of described haydite is 120g, the consumption of described anti-aging agent is 10g, and described talcous consumption is 100g, obtained high-temperature insulation gum cover A5.
Comparative example 1
Be prepared according to the preparation method of embodiment 3, unlike, described 1, the consumption of 4-hexylene glycol is 2g, and the consumption of described zinc methacrylate is 0.2g, and described stearic consumption is 0.5g, the consumption of described haydite is 10g, the consumption of described anti-aging agent is 0.5g, and described talcous consumption is 10g, obtained high-temperature insulation gum cover D1.
Comparative example 2
Be prepared according to the preparation method of embodiment 3, unlike, described 1, the consumption of 4-hexylene glycol is 80g, and the consumption of described zinc methacrylate is 10g, and described stearic consumption is 10g, the consumption of described haydite is 200g, the consumption of described anti-aging agent is 20g, and described talcous consumption is 150g, obtained high-temperature insulation gum cover D2.
Comparative example 3
The conventional commercial insulating gum cover D3 that Dongguan mayor Zhuo Wujin plastic cement company limited produces.
Test case
Above-mentioned A1-A5 and D1-D3 is detected its fusing point, and the result obtained is as shown in table 1.
Table 1
| Numbering | Fusing point (DEG C) |
| A1 | 350 |
| A2 | 320 |
| A3 | 330 |
| A4 | 280 |
| A5 | 260 |
| D1 | 120 |
| D2 | 150 |
| D3 | 200 |
Can be found out by table 1, the fusing point of insulating gum cover obtained is within the scope of the present invention higher, there is good resistance to elevated temperatures, but then do not possess this good resistance to elevated temperatures at the insulating gum cover that the scope of the invention obtains outward, the resistance to elevated temperatures of insulating gum cover obtained in preferable range of the present invention is more excellent.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. a preparation method for high-temperature insulation gum cover, is characterized in that, described preparation method comprises:
(1) terpolymer EP rubber, Isosorbide-5-Nitrae-hexylene glycol, zinc methacrylate, stearic acid, haydite and talcum powder are mixed, obtain mixture M 1;
(2) in mixture M 1, add anti-aging agent and melt, obtained rubber;
(3) by rubber extrusion forming, obtained high-temperature insulation gum cover; Wherein,
Relative to the described terpolymer EP rubber of 100 weight parts, described 1, the consumption of 4-hexylene glycol is 5-50 weight part, the consumption of described zinc methacrylate is 0.5-5 weight part, described stearic consumption is 1-8 weight part, the consumption of described haydite is 30-120 weight part, and the consumption of described anti-aging agent is 1-10 weight part, and described talcous consumption is 20-100 weight part.
2. preparation method according to claim 1, wherein, relative to the described terpolymer EP rubber of 100 weight parts, the consumption of described Isosorbide-5-Nitrae-hexylene glycol is 10-30 weight part, and the consumption of described zinc methacrylate is 1-3 weight part, described stearic consumption is 2-5 weight part, the consumption of described haydite is 50-100 weight part, and the consumption of described anti-aging agent is 3-7 weight part, and described talcous consumption is 40-70 weight part.
3. preparation method according to claim 1 and 2, wherein, also comprise in step (1) and being uniformly mixed, and described churning time is 10-50min, stirring velocity is 500-2000r/min.
4. preparation method according to claim 1 and 2, wherein, the melt temperature in step (2) is 200-800 DEG C.
5. preparation method according to claim 1 and 2, wherein, step (3) also comprises and cooling the rubber after extruding.
6. preparation method according to claim 5, wherein, described process of cooling is that quenching and/or water drench cooling.
7. preparation method according to claim 1 and 2, wherein, described haydite and described talcous particle diameter are not more than 0.5mm.
8. the high-temperature insulation gum cover obtained according to the preparation method in claim 1-7 described in any one.
9. the application of a high-temperature insulation gum cover according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510011755.6A CN104592649A (en) | 2015-01-09 | 2015-01-09 | High-temperature-resistant insulating gum cover as well as preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510011755.6A CN104592649A (en) | 2015-01-09 | 2015-01-09 | High-temperature-resistant insulating gum cover as well as preparation method and application thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880237A (en) * | 2019-01-28 | 2019-06-14 | 芜湖航天特种电缆厂股份有限公司 | High temperature resistant high tenacity cable and preparation method thereof |
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| CN102746587A (en) * | 2012-06-20 | 2012-10-24 | 江苏远洋东泽电缆股份有限公司 | Insulation rubber for longitudinal water-tight demagnetization cable used for ship, and manufacture method for insulation rubber |
| CN103709528A (en) * | 2013-12-31 | 2014-04-09 | 长园电子（集团）有限公司 | High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe |
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2015
- 2015-01-09 CN CN201510011755.6A patent/CN104592649A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102746587A (en) * | 2012-06-20 | 2012-10-24 | 江苏远洋东泽电缆股份有限公司 | Insulation rubber for longitudinal water-tight demagnetization cable used for ship, and manufacture method for insulation rubber |
| CN103709528A (en) * | 2013-12-31 | 2014-04-09 | 长园电子（集团）有限公司 | High-medium voltage resistant ethylene-propylene-diene monomer (EPDM) rubber cold-shrinkage sleeve pipe |
Non-Patent Citations (1)
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| 程能林: "《溶剂手册第四版》", 31 March 2008, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109880237A (en) * | 2019-01-28 | 2019-06-14 | 芜湖航天特种电缆厂股份有限公司 | High temperature resistant high tenacity cable and preparation method thereof |
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Address after: 241000 Wuhu high tech Development Zone, Anhui, No. 15 Zhanghe Road Applicant after: WUHU SPACEFLIGHT SPECIAL CABLE FACTORY CO., LTD. Address before: 241000 Wuhu high tech Development Zone, Anhui, No. 15 Zhanghe Road Applicant before: Wuhu Aerospace Special Cable Factory |
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Application publication date: 20150506 |