CN106084322A - A kind of low loss insulation and manufacture method thereof - Google Patents

A kind of low loss insulation and manufacture method thereof Download PDF

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Publication number
CN106084322A
CN106084322A CN201610441525.8A CN201610441525A CN106084322A CN 106084322 A CN106084322 A CN 106084322A CN 201610441525 A CN201610441525 A CN 201610441525A CN 106084322 A CN106084322 A CN 106084322A
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parts
nano
mixture
mixing
rubber
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CN201610441525.8A
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李文军
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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
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • 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
    • H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
    • 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
    • H01B3/36—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 condensation products of phenols with aldehydes or ketones
    • 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
    • C08K2201/005—Additives being defined by their particle size in general
    • 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
    • C08L2201/08—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
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • 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

Abstract

nullThe invention discloses a kind of low loss insulation and manufacture method thereof，Insulative composition includes natural rubber 20 30 parts by weight、Nitrile rubber 15 25 parts、Nano silicon micronization 15 25 parts、Nano ceramic powder 20 30 parts、Methyl vinyl silicone rubber 10 25 parts、Politef 10 20 parts、Polyurethane 10 15 parts、Nano barium phthalate 20 30 parts、3 10 parts of antistatic additive、15 30 parts of phenolic resin、Polystyrene resin 10 20 parts、Plasticized modifier 15 25 parts and cross-linking type fluororesin 10 20 parts，Processing technology of the present invention is simple、Manufacturing process is environment friendly and pollution-free，The insulant dielectric loss prepared is low，There is the high heat resistance of excellence、Resistance to breakdown capability，Extend the service life of the product using this insulant.

Description

A kind of low loss insulation and manufacture method thereof
Technical field
The present invention relates to insulant preparing technical field, be specially a kind of low loss insulation and manufacturer thereof Method.
Background technology
The normally solid medium of Polymer Based Insulation Materials, has preferable resistance to electric arc and resistance to brief shock performance, application Relatively broad, but owing to the temperature-coefficient of electrical resistance of solid dielectric is negative value, when solid dielectric uses in the electric field, owing to being situated between The heating that matter loss causes can make resistance reduce, and electric current increases further, and loss heating increases the most therewith, now, and too high temperature Degree can cause the thermal breakdown of dielectric, thus limits the application of Polymer Based Insulation Materials.
Summary of the invention
It is an object of the invention to provide a kind of low loss insulation and manufacture method thereof, to solve above-mentioned background The problem proposed in technology.
For achieving the above object, the present invention provides following technical scheme: a kind of low loss insulation, insulant Component includes natural rubber 20-30 part, nitrile rubber 15-25 part, nano silicon micronization 15-25 part, nano ceramics by weight Powder 20-30 part, methyl vinyl silicone rubber 10-25 part, politef 10-20 part, polyurethane 10-15 part, nano barium titanate Barium 20-30 part, antistatic additive 3-10 part, phenolic resin 15-30 part, polystyrene resin 10-20 part, plasticized modifier 15-25 Part and cross-linking type fluororesin 10-20 part.
Preferably, preferred composition proportion is natural rubber 25 parts, nitrile rubber 20 parts, nano silicon micronization 20 parts, nanometer Ceramic powders 25 parts, methyl vinyl silicone rubber 18 parts, politef 15 parts, polyurethane 12 parts, nano barium phthalate 25 parts, anti- Electrostatic agent 6 parts, 23 parts of phenolic resin, polystyrene resin 15 parts, plasticized modifier 20 parts and cross-linking type fluororesin 15 parts.
Preferably, its manufacture method comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2000-3000 rev/min, and grinding time is 15min- 25min, obtains A mixture；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 120 DEG C-150 DEG C, and mixing time is 30min-40min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 800- 1000 revs/min, mixing time is 15min-25min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
Compared with prior art, the invention has the beneficial effects as follows: processing technology of the present invention is simple, manufacturing process environmental protection is without dirt Dye, the insulant dielectric loss prepared is low, has the high heat resistance of excellence, resistance to breakdown capability, extends this insulant of use Service life of product；It addition, the present invention is added with a certain amount of nano silicon micronization, nano ceramic powder and nano barium titanate Barium, it is possible to reduce the dielectric constant of material further, improve HRR.
Detailed description of the invention
Below the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment It is only a part of embodiment of the present invention rather than whole embodiments, based on the embodiment in the present invention, the common skill in this area The every other embodiment that art personnel are obtained under not making creative work premise, broadly falls into the model of present invention protection Enclose.
The present invention provides a kind of technical scheme: a kind of low loss insulation, insulative composition is by weight Including natural rubber 20-30 part, nitrile rubber 15-25 part, nano silicon micronization 15-25 part, nano ceramic powder 20-30 part, first Base vinylsiloxane rubber 10-25 part, politef 10-20 part, polyurethane 10-15 part, nano barium phthalate 20-30 part, anti-quiet Electricity agent 3-10 part, phenolic resin 15-30 part, polystyrene resin 10-20 part, plasticized modifier 15-25 part and cross-linking type fluorine Resin 10-20 part.
The manufacture method of the present embodiment comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2000 revs/min, and grinding time is 15min, obtains A mixing Thing；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 120 DEG C, and mixing time is 30min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 800 Rev/min, mixing time is 15min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
Embodiment two:
The composition proportion used is: natural rubber 22 parts, nitrile rubber 16 parts, nano silicon micronization 16 parts, nano ceramic powder 22 Part, methyl vinyl silicone rubber 12 parts, politef 12 parts, polyurethane 11 parts, nano barium phthalate 22 parts, 4 parts of antistatic additive, 17 parts of phenolic resin, polystyrene resin 12 parts, plasticized modifier 16 parts and cross-linking type fluororesin 12 parts.
The manufacture method of the present embodiment comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2200 revs/min, and grinding time is 17min, obtains A mixing Thing；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 130 DEG C, and mixing time is 32min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 850 Rev/min, mixing time is 17min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
Embodiment three:
The composition proportion used is: natural rubber 30 parts, nitrile rubber 25 parts, nano silicon micronization 25 parts, nano ceramic powder 30 Part, methyl vinyl silicone rubber 25 parts, politef 20 parts, polyurethane 15 parts, nano barium phthalate 30 parts, antistatic additive 10 Part, 30 parts of phenolic resin, polystyrene resin 20 parts, plasticized modifier 25 parts and cross-linking type fluororesin 20 parts.
The manufacture method of the present embodiment comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 3000 revs/min, and grinding time is 25min, obtains A mixing Thing；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 150 DEG C, and mixing time is 40min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 1000 Rev/min, mixing time is 25min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
Embodiment four:
The composition proportion used is: natural rubber 28 parts, nitrile rubber 23 parts, nano silicon micronization 23 parts, nano ceramic powder 28 Part, methyl vinyl silicone rubber 23 parts, politef 18 parts, polyurethane 14 parts, nano barium phthalate 28 parts, 9 parts of antistatic additive, 28 parts of phenolic resin, polystyrene resin 18 parts, plasticized modifier 24 parts and cross-linking type fluororesin 18 parts.
The manufacture method of the present embodiment comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2800 revs/min, and grinding time is 23min, obtains A mixing Thing；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 145 DEG C, and mixing time is 38min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 950 Rev/min, mixing time is 23min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
Embodiment five:
The composition proportion used is: natural rubber 25 parts, nitrile rubber 20 parts, nano silicon micronization 20 parts, nano ceramic powder 25 Part, methyl vinyl silicone rubber 18 parts, politef 15 parts, polyurethane 12 parts, nano barium phthalate 25 parts, 6 parts of antistatic additive, 23 parts of phenolic resin, polystyrene resin 15 parts, plasticized modifier 20 parts and cross-linking type fluororesin 15 parts.
The manufacture method of the present embodiment comprises the following steps:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2500 revs/min, and grinding time is 20min, obtains A mixing Thing；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 135 DEG C, and mixing time is 35min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 900 Rev/min, mixing time is 20min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
The insulant that common insulant and various embodiments of the present invention prepare is carried out dielectric constant, dielectric dissipation factor Test, obtains data such as following table:
From upper table experimental data, the insulant that embodiment five prepares can reach optimum performance.
Processing technology of the present invention is simple, manufacturing process is environment friendly and pollution-free, and the insulant dielectric loss prepared is low, has excellent Different high heat resistance, resistance to breakdown capability, extend the service life of the product using this insulant；It addition, the present invention adds There are a certain amount of nano silicon micronization, nano ceramic powder and nano barium phthalate, it is possible to reduce the dielectric constant of material further, carry High HRR.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace And modification, the scope of the present invention be defined by the appended.

Claims (3)

1. a low loss insulation, it is characterised in that: insulative composition includes natural rubber 20-by weight 30 parts, nitrile rubber 15-25 part, nano silicon micronization 15-25 part, nano ceramic powder 20-30 part, methyl vinyl silicone rubber 10-25 part, politef 10-20 part, polyurethane 10-15 part, nano barium phthalate 20-30 part, antistatic additive 3-10 part, phenolic aldehyde Resin 15-30 part, polystyrene resin 10-20 part, plasticized modifier 15-25 part and cross-linking type fluororesin 10-20 part.
A kind of low loss insulation the most according to claim 1, it is characterised in that: preferably composition proportion is sky So rubber 25 parts, nitrile rubber 20 parts, nano silicon micronization 20 parts, nano ceramic powder 25 parts, methyl vinyl silicone rubber 18 parts, Politef 15 parts, polyurethane 12 parts, nano barium phthalate 25 parts, 6 parts of antistatic additive, 23 parts of phenolic resin, polystyrene tree 15 parts of fat, plasticized modifier 20 parts and cross-linking type fluororesin 15 parts.
A kind of low loss insulation the most according to claim 1, it is characterised in that: its manufacture method includes following Step:
A, by natural rubber, nitrile rubber, methyl vinyl silicone rubber, nano silicon micronization, nano ceramic powder, nano barium phthalate Adding in grinder-mixer after mixing and pulverize, specific breakage rate is 2000-3000 rev/min, and grinding time is 15min- 25min, obtains A mixture；
B, in A mixture add politef, polyurethane, antistatic additive, phenolic resin, polystyrene resin mixing after add Entering in banbury mixing, melting temperature is 120 DEG C-150 DEG C, and mixing time is 30min-40min, is cooled to room temperature afterwards and obtains B mixture；
C, adding plasticized modifier and cross-linking type fluororesin, stirring at low speed at normal temperatures in B mixture, stir speed (S.S.) is 800- 1000 revs/min, mixing time is 15min-25min, obtains C mixture；
D, C mixture is discharged in double screw extruder, is expressed in injection machine, 185 DEG C of bets after batch mixing is completely melted Molded and get final product.
CN201610441525.8A 2016-06-20 2016-06-20 A kind of low loss insulation and manufacture method thereof Pending CN106084322A (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108276772A (en) * 2018-02-05 2018-07-13 合肥欧仕嘉机电设备有限公司 A kind of electric insulation rubber material and preparation method thereof
CN109081959A (en) * 2018-07-19 2018-12-25 宁国市瑞普密封件有限公司 A kind of flame-proof abrasion-resistant rubber
CN110330654A (en) * 2019-07-10 2019-10-15 内蒙古恒业成有机硅有限公司 A kind of methyl vinyl silicone rubber and its application
CN112080127A (en) * 2019-06-13 2020-12-15 北京化工大学 High-dielectric low-modulus blended dielectric elastomer and preparation method thereof

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CN102911467A (en) * 2012-09-18 2013-02-06 铜陵市铜都特种线缆厂 Tensile, waterproof, double-shielding control cable material and preparation method of tensile, waterproof, double-shielding control cable material
CN103102502A (en) * 2013-02-20 2013-05-15 青岛科技大学 Preparation method of novel insulated rubber
CN104448434A (en) * 2014-11-20 2015-03-25 安徽渡江电缆集团有限公司 High-flame-retardance modified nitrile rubber cable material

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CN102286162A (en) * 2011-06-20 2011-12-21 沈阳天荣电缆材料有限公司 Preparation method of deep sea cable filling strip
CN102911467A (en) * 2012-09-18 2013-02-06 铜陵市铜都特种线缆厂 Tensile, waterproof, double-shielding control cable material and preparation method of tensile, waterproof, double-shielding control cable material
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CN104448434A (en) * 2014-11-20 2015-03-25 安徽渡江电缆集团有限公司 High-flame-retardance modified nitrile rubber cable material

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108276772A (en) * 2018-02-05 2018-07-13 合肥欧仕嘉机电设备有限公司 A kind of electric insulation rubber material and preparation method thereof
CN109081959A (en) * 2018-07-19 2018-12-25 宁国市瑞普密封件有限公司 A kind of flame-proof abrasion-resistant rubber
CN112080127A (en) * 2019-06-13 2020-12-15 北京化工大学 High-dielectric low-modulus blended dielectric elastomer and preparation method thereof
CN110330654A (en) * 2019-07-10 2019-10-15 内蒙古恒业成有机硅有限公司 A kind of methyl vinyl silicone rubber and its application

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