CN106987104A - A kind of preparation method of environment-friendlyinsulation insulation material - Google Patents

A kind of preparation method of environment-friendlyinsulation insulation material Download PDF

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Publication number
CN106987104A
CN106987104A CN201710428822.3A CN201710428822A CN106987104A CN 106987104 A CN106987104 A CN 106987104A CN 201710428822 A CN201710428822 A CN 201710428822A CN 106987104 A CN106987104 A CN 106987104A
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Prior art keywords
parts
preparation
environment
insulation material
insulating materials
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CN201710428822.3A
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Chinese (zh)
Inventor
吴旭
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Hefei Peak Energy Saving Technology Co Ltd
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Hefei Peak Energy Saving Technology Co Ltd
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Priority to CN201710428822.3A priority Critical patent/CN106987104A/en
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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
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
    • 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
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Insulating Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, silane coupler is added dropwise wherein under agitation, 100 120 DEG C are warming up to, the 50min of insulated and stirred 30 obtains mixture one；2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 20 30min, sequentially add functional additive and white carbon, wherein white carbon is added in three times, so that it is uniformly dispersed, it is 140 180 DEG C to control temperature, then adds mixture one, stirs, cumyl peroxide is eventually adding, resulting mixture three is suppressed；3rd, mixture three is subjected to vulcanizing treatment, temperature is 150 170 DEG C, and cure time is 40 50min, then with 20 40MPa vulcanizing press sulfidization moldings, you can obtain insulating materials.The preparation method of the present invention is easy, easily realizes, the mechanical strength of prepared insulating materials is high, heat-resist, with good resistance to sparking energy.

Description

A kind of preparation method of environment-friendlyinsulation insulation material
Technical field
The invention belongs to insulating materials technical field, and in particular to a kind of preparation method of environment-friendlyinsulation insulation material.
Background technology
Silicon rubber with excellent heat resistance, winter resistance and electric insulating quality etc. because being widely used in the row such as electric Industry.However, just because of the electrical insulation capability of this protrusion, making silicon rubber based insulation material easily accumulate on surface in use Tired electric charge, produces serious electrostatic phenomenon, reduces the security used.Prior art is generally coated with antistatic additive using surface Conductive filler is added with material internal（Such as acetylene carbon black）Two methods eliminate electrostatic.Though the former effect is good, continuation Difference, washes easily to lose antistatic behaviour during use through wiping into；The persistence of the latter is good, but fundamentally changes material The electrical insulation capability of material, requires that higher occasion is not applied in electric insulation.
Polyester due to its excellent molding processibility, electrical insulating property and heat resistance be widely used in electronics, electrical equipment and The industries such as household electrical appliances.In recent years, the environmentally friendly poly terephthalic acid in the highest attention with society to environmental problem, polyester Butanediol ester（PBT）It is widely used in insulating material field.Electric field is often referred to high temperature, hyperbaric environment, and common PBT material is not good enough because of mechanical strength, heat resistance and dielectric properties, and electrical breakdown easily occurs in above-mentioned environment.
In summary, accordingly, it would be desirable to which a kind of more preferable insulating materials improves the deficiencies in the prior art, so as to promote electrically The development of change industry.
The content of the invention
It is an object of the invention to provide a kind of preparation method of environment-friendlyinsulation insulation material, preparation method of the invention is easy, holds Easily realize, the mechanical strength of prepared insulating materials is high, heat-resist, with good resistance to sparking energy, also with anti-quiet Electrical property persistently, does not change the advantage of insulating materials electrical insulation capability, had broad application prospects.
The invention provides following technical scheme：
A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 100-120 DEG C, insulated and stirred 30-50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 20-30min, sequentially add functional additive and white carbon, Wherein white carbon is added in three times, so that it is uniformly dispersed, it is 140-180 DEG C to control temperature, then adds mixture one, stirring Uniformly, cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 150-170 DEG C, and cure time is 40-50min, then uses 20- 40MPa vulcanizing press sulfidization moldings, you can obtain insulating materials.
It is preferred that, the insulating materials includes the raw material of following parts by weight：10-20 parts of PBT resin, polypropylene fibre 15- 19 parts, 12-17 parts of silane coupler, 8-14 parts of nano-stephanoporate silicon dioxide, 10-15 parts of bulking agent, functional additive 12-17 10-15 parts of part, 20-25 parts of white carbon and cumyl peroxide.
It is preferred that, the insulating materials includes the raw material of following parts by weight：20 parts of PBT resin, 19 parts of polypropylene fibre, silicon 12 parts of alkane coupling agent, 8 parts of nano-stephanoporate silicon dioxide, 15 parts of bulking agent, 12 parts of functional additive, 25 parts of white carbon and peroxide Change 10 parts of diisopropylbenzene (DIPB).
It is preferred that, the length of the polypropylene fibre of the step one is 4-6mm.
It is preferred that, the particle diameter of the nano-stephanoporate silicon dioxide of the step 2 is 50-70nm.
It is preferred that, the functional additive of the step 2 is antioxidant, lubricant, light stabilizer, cold-resistant plasticizer With any two kinds in fire retardant.
It is preferred that, the step 3 vulcanizing treatment curing temperature is 165 DEG C.
It is preferred that, the thickness of the insulating materials of the step 3 compacting is 2-3cm.
The beneficial effects of the invention are as follows：
The preparation method of the present invention is easy, easily realizes, the mechanical strength of prepared insulating materials is high, heat-resist, has Good resistance to sparking energy, also with antistatic property persistently, does not change the advantage of insulating materials electrical insulation capability, with wide Application prospect.
Embodiment
Embodiment 1
A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 120 DEG C, insulated and stirred 50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 30min, sequentially adds functional additive and white carbon, its Middle white carbon is added in three times, so that it is uniformly dispersed, it is 180 DEG C to control temperature, then adds mixture one, stirs, Cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 165 DEG C, and cure time is 50min, then uses 20MPa compression moldings Machine sulfidization molding, you can obtain insulating materials.
Insulating materials includes the raw material of following parts by weight：20 parts of PBT resin, 19 parts of polypropylene fibre, silane coupler 12 Part, 8 parts of nano-stephanoporate silicon dioxide, 15 parts of bulking agent, 12 parts of functional additive, 25 parts of white carbon and cumyl peroxide 10 parts.
The length of the polypropylene fibre of step one is 4mm.
The particle diameter of the nano-stephanoporate silicon dioxide of step 2 is 70nm.
The functional additive of step 2 is lubricant and fire retardant.
The thickness of the insulating materials of step 3 compacting is 3cm.
Embodiment 2
A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 120 DEG C, insulated and stirred 50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 20min, sequentially adds functional additive and white carbon, its Middle white carbon is added in three times, so that it is uniformly dispersed, it is 140 DEG C to control temperature, then adds mixture one, stirs, Cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 165 DEG C, and cure time is 50min, then uses 20MPa compression moldings Machine sulfidization molding, you can obtain insulating materials.
Insulating materials includes the raw material of following parts by weight：10 parts of PBT resin, 19 parts of polypropylene fibre, silane coupler 12 Part, 8 parts of nano-stephanoporate silicon dioxide, 15 parts of bulking agent, 12 parts of functional additive, 25 parts of white carbon and cumyl peroxide 15 parts.
The length of the polypropylene fibre of step one is 6mm.
The particle diameter of the nano-stephanoporate silicon dioxide of step 2 is 70nm.
The functional additive of step 2 is light stabilizer and fire retardant.
The thickness of the insulating materials of step 3 compacting is 3cm.
Embodiment 3
A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 120 DEG C, insulated and stirred 50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 30min, sequentially adds functional additive and white carbon, its Middle white carbon is added in three times, so that it is uniformly dispersed, it is 140 DEG C to control temperature, then adds mixture one, stirs, Cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 165 DEG C, and cure time is 50min, then uses 40MPa compression moldings Machine sulfidization molding, you can obtain insulating materials.
Insulating materials includes the raw material of following parts by weight：20 parts of PBT resin, 15 parts of polypropylene fibre, silane coupler 12 Part, 8 parts of nano-stephanoporate silicon dioxide, 15 parts of bulking agent, 12 parts of functional additive, 25 parts of white carbon and cumyl peroxide 15 parts.
The length of the polypropylene fibre of step one is 6mm.
The particle diameter of the nano-stephanoporate silicon dioxide of step 2 is 70nm.
The functional additive of step 2 is cold-resistant plasticizer and fire retardant.
The thickness of the insulating materials of step 3 compacting is 2cm.
Embodiment 4
A kind of preparation method of environment-friendlyinsulation insulation material, comprises the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 120 DEG C, insulated and stirred 50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 30min, sequentially adds functional additive and white carbon, its Middle white carbon is added in three times, so that it is uniformly dispersed, it is 180 DEG C to control temperature, then adds mixture one, stirs, Cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 165 DEG C, and cure time is 50min, then uses 40MPa compression moldings Machine sulfidization molding, you can obtain insulating materials.
Insulating materials includes the raw material of following parts by weight：10 parts of PBT resin, 15 parts of polypropylene fibre, silane coupler 12 Part, 8 parts of nano-stephanoporate silicon dioxide, 15 parts of bulking agent, 12 parts of functional additive, 20 parts of white carbon and cumyl peroxide 15 parts.
The length of the polypropylene fibre of step one is 4mm.
The particle diameter of the nano-stephanoporate silicon dioxide of step 2 is 70nm.
The functional additive of step 2 is antioxidant and fire retardant.
The thickness of the insulating materials of step 3 compacting is 3cm.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (8)

1. a kind of preparation method of environment-friendlyinsulation insulation material, it is characterised in that comprise the following steps：
First, the PBT resin and polypropylene fibre of dry tack free are added in agitating device, after being well mixed, under agitation by silicon Alkane coupling agent is added dropwise wherein, is warming up to 100-120 DEG C, insulated and stirred 30-50min obtains mixture one；
2nd, nano-stephanoporate silicon dioxide and bulking agent are kneaded into 20-30min, sequentially add functional additive and white carbon, Wherein white carbon is added in three times, so that it is uniformly dispersed, it is 140-180 DEG C to control temperature, then adds mixture one, stirring Uniformly, cumyl peroxide is eventually adding, resulting mixture three is suppressed；
3rd, mixture three is subjected to vulcanizing treatment, temperature is 150-170 DEG C, and cure time is 40-50min, then uses 20- 40MPa vulcanizing press sulfidization moldings, you can obtain insulating materials.
2. a kind of preparation method of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the insulating materials bag Include the raw material of following parts by weight：10-20 parts of PBT resin, 15-19 parts of polypropylene fibre, 12-17 parts of silane coupler, nanometer are more Silica 8-14 parts of hole, 10-15 parts of bulking agent, 12-17 parts of functional additive, 20-25 parts of white carbon and peroxidating two are different 10-15 parts of propyl benzene.
3. a kind of preparation method of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the insulating materials bag Include the raw material of following parts by weight：20 parts of PBT resin, 19 parts of polypropylene fibre, 12 parts of silane coupler, nano-stephanoporate silicon dioxide 10 parts of 8 parts, 15 parts of bulking agent, 12 parts of functional additive, 25 parts of white carbon and cumyl peroxide.
4. a kind of preparation method of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the step one it is poly- The length of tacryl is 4-6mm.
5. the preparation method of a kind of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the step 2 is received The particle diameter of rice porous silica is 50-70nm.
6. a kind of preparation method of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the work(of the step 2 Energy property additive is any two kinds in antioxidant, lubricant, light stabilizer, cold-resistant plasticizer and fire retardant.
7. the preparation method of a kind of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the step is trisulfides It is 165 DEG C to handle curing temperature.
8. a kind of preparation method of environment-friendlyinsulation insulation material according to claim 1, it is characterised in that the step 3 compacting Insulating materials thickness be 2-3cm.
CN201710428822.3A 2017-06-08 2017-06-08 A kind of preparation method of environment-friendlyinsulation insulation material Pending CN106987104A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112795087A (en) * 2020-12-28 2021-05-14 长沙新材料产业研究院有限公司 Low-carbon-residue insulating layer material for electric-control solid propellant electrode and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103589122A (en) * 2013-10-15 2014-02-19 昆山市奋发绝缘材料有限公司 Reinforced environment-friendly insulation material and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103589122A (en) * 2013-10-15 2014-02-19 昆山市奋发绝缘材料有限公司 Reinforced environment-friendly insulation material and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112795087A (en) * 2020-12-28 2021-05-14 长沙新材料产业研究院有限公司 Low-carbon-residue insulating layer material for electric-control solid propellant electrode and preparation method thereof
CN112795087B (en) * 2020-12-28 2024-01-19 航天科工(长沙)新材料研究院有限公司 Low-carbon residue insulating layer material for electric control solid propellant electrode and preparation method thereof

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