CN108794881A - Resistance to electric leakage PP materials - Google Patents
Resistance to electric leakage PP materials Download PDFInfo
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- CN108794881A CN108794881A CN201810464980.9A CN201810464980A CN108794881A CN 108794881 A CN108794881 A CN 108794881A CN 201810464980 A CN201810464980 A CN 201810464980A CN 108794881 A CN108794881 A CN 108794881A
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- materials
- resistance
- electric leakage
- fire retardant
- resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—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
- 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
-
- 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
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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
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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
-
- 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
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
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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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to new material technology fields, refer in particular to resistance to electric leakage PP materials, which is prepared by following raw materials component：PP resins 60-90%；Phosphorus phenol system fire retardant 1-5%；Bromide fire retardant 4-8%；Powder class filler 1-3%；Toughener 2-7%；Lubricant 0.2-1%.The present invention using condensed phase it is fire-retardant based on, interrupt heat exchange supplemented by, and metal component content in stringent control material is granulated using PP resins as carrier after carrying out molecule decomposition, recombination by dual-screw-stem machine, physical testing and environmental protection tests are finally carried out, high PTI, inexpensive PP materials are finally obtained.The product quality is stablized, and security performance is strong, proof tracking index（PTI）Value reaches 600 volts, and cost is greatly reduced with respect to PBT, cost-effective, meets the requirement of electronics, electrical apparatus industry to Product Safety.
Description
Technical field
The present invention relates to new material technology fields, refer in particular to PP materials.
Background technology
In the various electronics such as computer, automotive connector, radiator fan, AC/DC plugs, transformer framework, electric equipment products,
The PBT material that generally use is modified makes shell.PBT（The abbreviation of polybutylene terephthalate (PBT)）, it is German science earliest
Family P.Schlack is developed in nineteen forty-two, later U.S. Celanese companies（It is now Ticona）Progress industrial development, and with
Celanex trade names list, and are launched with 30% glass fibers reinforced plastics in 1970, with the extensive use of PBT material,
The performance requirement of PBT material also just increased, such as need with anti-flammability, and is strong with enough tensile strengths, bending
Degree, impact strength etc., thus need to increase when making have the auxiliary materials such as fire retardant, glass fibre, to change to PBT
Property.With the raising of people's quality of life level, the safety of electronics, electric equipment products has become focus of attention.Common resistance
Proof tracking index (PTI) value for firing PBT is relatively low, and glowing filament ignition temperature is generally at 650 DEG C -750 DEG C, material application
In electric equipment products, security risk is often brought；And modified PBT material cost of manufacture is higher, affects made production
The market competitiveness of product.
For this purpose, the spirit that the applicant adheres to research and innovation, keeps on improving, using its professional eye and professional knowledge,
A kind of PP materials of resistance to electric leakage at low cost, high are worked out, that is, propose this case application.
Invention content
The purpose of the present invention is to provide a kind of resistance to electric leakage PP materials, meet electronics, electrical apparatus industry to Product Safety
It is required that and effectively reducing cost of manufacture.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
Resistance to electric leakage PP materials, the resistance to electric leakage PP materials are prepared by following raw materials component：PP resins 60-
90%；Phosphorus phenol system fire retardant 1-5%；Bromide fire retardant 4-8%；Powder class filler 1-3%；Toughener 2-7%；Lubricant 0.2-
1%.
Said program is further：The powder class filler is talcum powder, titanium dioxide or combinations thereof.
Said program is further：The toughener is POE toughener.
Said program is further：The lubricant is lubricant TAF.
Said program is further：The each component of the PP materials is put into after being mixed 1~2 minute in high speed mixer
Double screw extruder carries out molecule decomposition, recombination and is granulated can be obtained.
The present invention using condensed phase it is fire-retardant based on, interrupt supplemented by heat exchange, and metal component content in stringent control material,
It using PP resins as carrier, is granulated after carrying out molecule decomposition, recombination by dual-screw-stem machine, finally carries out physical testing and environmental protection inspection
It surveys, finally obtains high PTI, inexpensive PP materials.The product quality is stablized, and security performance is strong, proof tracking index
（PTI）Value reaches 600 volts, and using PP resins as carrier, with give phosphorus phenol system fire retardant, bromide fire retardant, powder class filler, increase
Tough dose, cost is greatly reduced with respect to PBT, cost-effective, meets the requirement of electronics, electrical apparatus industry to Product Safety.
Specific implementation mode：
Resistance to electric leakage PP materials provided by the invention, the resistance to electric leakage PP materials prepared by following raw materials component and
At：PP resins 60-90%；Phosphorus phenol system fire retardant 1-5%；Bromide fire retardant 4-8%；Powder class filler 1-3%；Toughener 2-
7%；Lubricant 0.2-1%.When preparation, each component is to be put into double screw extruder after being mixed 1~2 minute in high speed mixer
It carries out molecule decomposition, recombination and is granulated to can be obtained resistance to electric leakage PP materials.
Powder class filler described above is talcum powder, titanium dioxide or combinations thereof, and powder class filler is added to the PP of resistance to electric leakage
Material has reinforcement, anti-aging, filling effect, promotes the structural and material characteristic of PP materials.Talcum powder is sprawled uniformly, lubricious
Property it is good, have that fire resistance, insulating properties, fusing point be high, the chemically excellent Wuli-Shili-Renli system approach such as torpescence.Titanium dioxide is a kind of
Polycrystalline compounds, particle have grid system in regularly arranged, and relative density is smaller, and percentage of elongation is big, acid and alkali-resistance and weatherability
By force.
The toughener is POE toughener, and POE toughener has the superiority such as ageing-resistant, resistance to ozone, resistant to chemical media
Can, by being crosslinked to POE, the heat resisting temperature of material is enhanced, and permanent deformation reduces, and tensile strength, tearing strength etc. are main
Mechanical property is wanted all to have significant improvement.The lubricant is lubricant TAF, and lubricant TAF is with ethylene bis-fatty acid
Amide（EBS）For base-material, under the effect of the catalyst, the reactive monomer containing polar group reacts that form BAB types total with EBS
Polymers.This copolymer had not only maintained the lubrication property of EBS, but also having can be with glass, inorganic filler surface segment polarity group
The polar group structure being combined, improves the bond state of PP materials, improves the processing fluidity of composite material, improves compound
The surface smoothness of material reduces processing temperature, for the filling-modified middle knot that can improve filler and matrix resin of PP resins
With joint efforts, make the processability of product more perfect, every mechanical performance synthesis improves.
Embodiment 1：
Resistance to electric leakage PP materials provided by the invention, the resistance to electric leakage PP materials are by following original by weight percentage
Material component is prepared：PP resins 85%；Phosphorus phenol system fire retardant 3%；Bromide fire retardant 5%；Powder class filler 2%；Toughener
4.5%；Lubricant 0.5%.When preparation, each component is to be put into double screw extruder after being mixed 1~2 minute in high speed mixer
It carries out molecule decomposition, recombination and is granulated to can be obtained resistance to electric leakage PP materials.
The present invention using PP resins as carrier, prepared by PP resin scientific name polypropylene is by propylene polymerization a kind of heat
Plastic resin.It is divided into isotactic polypropylene by methyl arrangement position（isotactic polypropylene）, random polypropylene
（atactic polypropylene）And syndiotactic polypropylene（syndiotactic polypropylene）Three kinds, cost is opposite
It is relatively low.The preferred model of the present invention is 4520 PP resins, important parameter：Melt flow rate (MFR)：2 g/10min, density：0.9 g/
cm3, notch impact strength：60, tensile strength:29.4 MPa, elongation at break:20 %, bending modulus:1078 MPa
, hardness:84, Vicat softening point:150, heat distortion temperature:100；Cooperation phosphorus phenol system fire retardant and bromide fire retardant prepare height
The fire-retardant enhancing PP materials of PTI values.Phosphorus phenol system fire retardant is preferably phosphorous be catalyzed phenol-based compounds and formaldehyde or furans
Phosphorous thermosetting phenolic resin obtained is reacted in the presence of agent, and there is splendid anti-flammability.Phosphorus phenol system fire retardant and bromine system are fire-retardant
Agent dosage increase, using condensed phase it is fire-retardant based on, interrupt heat exchange supplemented by so that the anti-flammability of PP materials significantly improves.Bromine system
Fire retardant can be obtained by following preparation method：In AlCl3Under catalysis, paraxylene and Br2Reaction, obtains 2,3,5,6- tetra-
Bromine paraxylene continues α-H and replaces to obtain product；In high polymer hot tearing or burning, without toxic uh the alkane of dibenzo two and
Polybrominated dibenzo-furan generates.Bromide fire retardant can also be by one or two kinds of in decabromodiphenylethane, brominated Polystyrene
Interworking antimony oxide is made；Decabromodiphenylethane and/or brominated Polystyrene in the bromide fire retardant system and three oxygen
The amount ratio for changing two antimony is 3：1~2 ：1.
Using the present invention, product PTI values can be made to reach 600 volts or more, be filled by improving flame-retardant system and adding
The auxiliary agents such as object, toughening, lubrication improve the associativity of fire retardant and PP resins, finally improve the mechanical strength of product, full simultaneously
Sufficient glow wire temperature reaches 850 DEG C of requirement, and fire prevention degree can reach to be extinguished from after fire 2 seconds.The present invention not only has good
Flame retardant property, while improving the intensity of breakdown current and resistance to electric leakage performance.The enhancing of these performances just expands its application
Range also improves the security performance of application product, can meet the electronics such as microswitch, connector, fuse to a greater degree
Electrical and household electronic products requirements.
Claims (5)
1. resistance to electric leakage PP materials, it is characterised in that：The resistance to electric leakage PP materials are prepared by following raw materials component
It forms：PP resins 60-90%；Phosphorus phenol system fire retardant 1-5%；Bromide fire retardant 4-8%；Powder class filler 1-3%；Toughener 2-
7%；Lubricant 0.2-1%.
2. resistance to electric leakage PP materials according to claim 1, it is characterised in that：The powder class filler is talcum powder, titanium white
Powder or combinations thereof.
3. resistance to electric leakage PP materials according to claim 1, it is characterised in that：The toughener is POE toughener.
4. resistance to electric leakage PP materials according to claim 1, it is characterised in that：The lubricant is lubricant TAF.
5. resistance to electric leakage PP materials according to claim 1, it is characterised in that：The each component of the PP materials is mixed in high speed
Double screw extruder is put into after mixing 1~2 minute in material machine to carry out molecule decomposition, recombination and be granulated can be obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810464980.9A CN108794881A (en) | 2018-05-16 | 2018-05-16 | Resistance to electric leakage PP materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810464980.9A CN108794881A (en) | 2018-05-16 | 2018-05-16 | Resistance to electric leakage PP materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108794881A true CN108794881A (en) | 2018-11-13 |
Family
ID=64092340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810464980.9A Pending CN108794881A (en) | 2018-05-16 | 2018-05-16 | Resistance to electric leakage PP materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108794881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109593274A (en) * | 2018-12-27 | 2019-04-09 | 苏州荣昌复合材料有限公司 | A kind of PP reinforcing material with high thermal conductivity |
| CN114933762A (en) * | 2022-05-30 | 2022-08-23 | 东莞市百思特塑胶有限公司 | High-leakage-tracking high-glow-wire PP (polypropylene) material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805480A (en) * | 2009-10-16 | 2010-08-18 | 深圳市科聚新材料有限公司 | Flame-retardant polypropylene material and preparation method thereof |
| CN102295804A (en) * | 2010-06-24 | 2011-12-28 | 上海凯波特种电缆料厂有限公司 | Thermoplastic halogen-free inflaming retarding material for automobile wire as well as preparation and application thereof |
| CN102690464A (en) * | 2012-05-04 | 2012-09-26 | 深圳市科聚新材料有限公司 | High-gloss flame-retarded polypropylene composite and preparation method thereof |
-
2018
- 2018-05-16 CN CN201810464980.9A patent/CN108794881A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805480A (en) * | 2009-10-16 | 2010-08-18 | 深圳市科聚新材料有限公司 | Flame-retardant polypropylene material and preparation method thereof |
| CN102295804A (en) * | 2010-06-24 | 2011-12-28 | 上海凯波特种电缆料厂有限公司 | Thermoplastic halogen-free inflaming retarding material for automobile wire as well as preparation and application thereof |
| CN102690464A (en) * | 2012-05-04 | 2012-09-26 | 深圳市科聚新材料有限公司 | High-gloss flame-retarded polypropylene composite and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 张玉龙等: "《常用热固性塑料及其成型技术》", 31 October 2004, 浙江科学技术出版社 * |
| 拉温德拉•阿罗拉等: "《高电压与绝缘工程》", 31 July 2017, 上海交通大学出版社 * |
| 马政生等: "芳香族溴系阻燃剂α，α’，2，3，5，6-六溴对二甲苯的合成及在纤维制品中的应用", 《精细石油化工》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109593274A (en) * | 2018-12-27 | 2019-04-09 | 苏州荣昌复合材料有限公司 | A kind of PP reinforcing material with high thermal conductivity |
| CN114933762A (en) * | 2022-05-30 | 2022-08-23 | 东莞市百思特塑胶有限公司 | High-leakage-tracking high-glow-wire PP (polypropylene) material |
| CN114933762B (en) * | 2022-05-30 | 2024-08-27 | 东莞市百思特塑胶有限公司 | High-leakage tracking high-glow wire PP material |
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Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |