CN107501772A - The high firm composite of high dielectric - Google Patents
The high firm composite of high dielectric Download PDFInfo
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- CN107501772A CN107501772A CN201710742605.1A CN201710742605A CN107501772A CN 107501772 A CN107501772 A CN 107501772A CN 201710742605 A CN201710742605 A CN 201710742605A CN 107501772 A CN107501772 A CN 107501772A
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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
- C08L25/00—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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/06—Polystyrene
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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
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/03—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
The invention discloses the high firm composite of high dielectric, the high firm composite of high dielectric, it is characterised in that the material by quality component by being formed as follows：Polystyrene resin：30-55 parts, polyamide：60-85 parts, glass fibre：15-24 parts, carbon fiber：5-12 parts, bulking agent：4-14 parts, lubricant：2-6 parts, antioxidant：1-4 parts.This composite has high dielectric property, has good insulating properties, prevents the generation of electrical shock safety accident；Meanwhile also there is higher rigidity, it is ensured that composite is applied to various engineering fields.
Description
Technical field
The present invention relates to technical field of polymer materials, more particularly to the high firm composite of high dielectric.
Background technology
Polyamide, is the widely used industrial chemicals of function admirable, can be divided into two major classes by its property:It is non-reacted
Or neutral polyamide and reactive polyamide.Neutral polyamide is mainly for the production of ink, heat sealer binding agent and coating, reaction
Property polyamide be used for epoxy resin curing agent, and for thermosetting surface's coating, binding agent, inner lining material and potting, molding tree
Fat.
Polyamide has good combination property, including mechanical property, heat resistance, wear resistance, chemical-resistant resistance
Property and self lubricity, and coefficient of friction is low, there is certain anti-flammability, it is easy to process.
But because the polarity of polyamide is higher, cause nylon easily to absorb water, so as to influence its dimensional stability and
Electrical property, especially dielectric properties.Dielectric constant gets over hour, and its insulating properties will be deteriorated, and this may cause potential safety hazard.
In existing material, also other useful base materials remove modified polyamide resin, and still, modified combination property is less
It is preferable so that material stiffness and dielectric properties can not get both.
The content of the invention
In view of this, the invention provides the high firm composite of high dielectric, this composite to have high dielectric property, have
Good insulating properties；Meanwhile also there is higher rigidity.
The high firm composite of high dielectric, the material by quality component by being formed as follows：Polystyrene resin：30-55 parts,
Polyamide：60-85 parts, glass fibre：15-24 parts, carbon fiber：5-12 parts, bulking agent：4-14 parts, lubricant：2-6 parts,
Antioxidant：1-4 parts.
Preferably, the material by quality component by being formed as follows：Polystyrene resin：38-52 parts, polyamide：
72-79 parts, glass fibre：17-21 parts, carbon fiber：7-11 parts, bulking agent：8-11 parts, lubricant：3-5 parts, antioxidant：2‐3
Part.
Preferably, the polyamide is PA6, PA66, PA11, PA12, PA46, PA610, PA612 and PA1010
At least one of.
Preferably, the polyamide is PA66 and PA610 mixing, and its mass ratio is 1:1.
Preferably, the bulking agent is one kind in ABS-g-MAH, PE-g-MAH and PP-g-MAH.
Preferably, the bulking agent is PE-g-MAH.
Preferably, the lubricant is at least one of pentaerythritol stearate, atoleine and zinc stearate.
Preferably, the lubricant is the mixing of atoleine and zinc stearate, and its mass ratio is 4:1.
Preferably, the antioxidant is double (3,5- three-level butyl -4- hydroxy phenyls) thioethers and 2,6- three-level butyl -4-
The mixing of methylphenol, its mass ratio are 2:1.
The beneficial effects of the present invention are：This composite has high dielectric property, has good insulating properties, prevents from touching
The generation of electric security incident；Meanwhile also there is higher rigidity, it is ensured that composite is applied to various engineering fields.
Embodiment：
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on the implementation in the present invention
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of protection of the invention.
It should be appreciated that ought be in this specification and in the appended claims in use, term " comprising " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but it is not precluded from one or more of the other feature, whole
Body, step, operation, element, component and/or its presence or addition for gathering.
It will be further appreciated that the term "and/or" used in description of the invention and appended claims is
Refer to any combinations of one or more of the associated item listed and be possible to combine, and including these combinations.
Embodiment 1
The high firm composite of high dielectric, material by quality component by being formed as follows：
The preparation method of the high just composite of high dielectric：
The accurate polystyrene resin for weighing formula ratio, PA6, PA66, glass fibre, carbon fiber, ABS-g-MAH, season penta
Tetrol stearate and double (3,5- three-level butyl -4- hydroxy phenyls) thioethers；
Polystyrene resin, PA6, PA66, glass fibre and carbon fiber are respectively placed in drying box, control cabinet medium temperature
Spend for 80 DEG C, drying time 2h；
Dried glass fibre and carbon fiber are added into mixer, mixing speed 150r/min, during stirring
Between be 6min, obtain batch mixing a, it is standby；
Dried polystyrene resin and PA6, PA66 are added into mixer, mixing speed 230r/min,
Mixing time is 3min；
Added again toward in mixer to ABS-g-MAH, pentaerythritol stearate and double (3,5- three-level butyl -4- hydroxyls
Base phenyl) thioether, mixing speed 500r/min, mixing time 10min, obtain batch mixing b；
Batch mixing b is added into double screw extruder, screw speed 250r/min, batch mixing a is added from 6th area, and control is squeezed
Chu Jige areas temperature is respectively：One area's temperature is 205 DEG C, and two area's temperature are 215 DEG C, and three area's temperature are 218 DEG C, and four area's temperature are
215 DEG C, five area's temperature are 215 DEG C, and six area's temperature are 230 DEG C, and seven area's temperature are 225 DEG C, and eight area's temperature are 238 DEG C, nine area's temperature
Spend for 245 DEG C, ten area's temperature are 240 DEG C, and head temperature is 235 DEG C, and fused mass obtains composite from head extrusion；
Fused mass is through 60 DEG C of water, cooling；
Composite after cooling is granulated by comminutor, and comminutor cutting speed is 180r/min；
Composite material granular is dried into 1h, packaging at a temperature of 50 DEG C.
Embodiment 2
The high firm composite of high dielectric, material by quality component by being formed as follows：
The preparation method of the high just composite of high dielectric：
Accurate polystyrene resin, PA11, PA12, glass fibre, carbon fiber, PE-g-MAH, the liquid for weighing formula ratio
Paraffin and 2,6- three-level butyl -4- methylphenols；
Polystyrene resin, PA11, PA12, glass fibre and carbon fiber are respectively placed in drying box, in control cabinet
Temperature is 50 DEG C, drying time 5h；
Dried glass fibre and carbon fiber are added into mixer, mixing speed 240r/min, during stirring
Between be 2min, obtain batch mixing a, it is standby；
Dried polystyrene resin and PA11, PA12 are added into mixer, mixing speed 450r/min,
Mixing time is 7min；
It is fast toward addition in mixer to PE-g-MAH, atoleine and 2,6- three-level butyl -4- methylphenols, stirring again
Spend for 300r/min, mixing time 15min, obtain batch mixing b；
Batch mixing b is added into double screw extruder, screw speed 350r/min, batch mixing a is added from 6th area, and control is squeezed
Chu Jige areas temperature is respectively：One area's temperature is 210 DEG C, and two area's temperature are 210 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are
225 DEG C, five area's temperature are 225 DEG C, and six area's temperature are 225 DEG C, and seven area's temperature are 235 DEG C, and eight area's temperature are 230 DEG C, nine area's temperature
Spend for 235 DEG C, ten area's temperature are 235 DEG C, and head temperature is 245 DEG C, and fused mass obtains composite from head extrusion；
Fused mass is through 80 DEG C of water, cooling；
Composite after cooling is granulated by comminutor, and comminutor cutting speed is 120r/min；
Composite material granular is dried into 2h, packaging at a temperature of 40 DEG C.
Embodiment 3
The high firm composite of high dielectric, material by quality component by being formed as follows
The preparation method of the high just composite of high dielectric：
Accurate polystyrene resin, PA612, PA46, glass fibre, carbon fiber, PP-g-MAH, the liquid for weighing formula ratio
Paraffin and p-phenylenediamine；
Polystyrene resin, PA612, PA46, glass fibre and carbon fiber are respectively placed in drying box, in control cabinet
Temperature is 72 DEG C, drying time 4h；
Dried glass fibre and carbon fiber are added into mixer, mixing speed 180r/min, during stirring
Between be 5min, obtain batch mixing a, it is standby；
Dried polystyrene resin and PA612, PA46 are added into mixer, mixing speed 270r/
Min, mixing time 4min；
Again toward addition in mixer to PP-g-MAH, atoleine and p-phenylenediamine, mixing speed 360r/min, stir
It is 14min to mix the time, obtains batch mixing b；
Batch mixing b is added into double screw extruder, screw speed 330r/min, batch mixing a is added from 6th area, and control is squeezed
Chu Jige areas temperature is respectively：One area's temperature is 206 DEG C, and two area's temperature are 212 DEG C, and three area's temperature are 216 DEG C, and four area's temperature are
223 DEG C, five area's temperature are 217 DEG C, and six area's temperature are 228 DEG C, and seven area's temperature are 232 DEG C, and eight area's temperature are 234 DEG C, nine area's temperature
Spend for 242 DEG C, ten area's temperature are 238 DEG C, and head temperature is 241 DEG C, and fused mass obtains composite from head extrusion；
Fused mass is through 64 DEG C of water, cooling；
Composite after cooling is granulated by comminutor, and comminutor cutting speed is 160r/min；
Composite material granular is dried into 1.3h, packaging at a temperature of 48 DEG C.
Embodiment 4
The high firm composite of high dielectric, material by quality component by being formed as follows：
The preparation method of the high just composite of high dielectric：
Accurate polystyrene resin, PA610, glass fibre, carbon fiber, ABS-g-MAH, the pentaerythrite for weighing formula ratio
Stearate and 2,6- three-level butyl -4- methylphenols；
Polystyrene resin, PA610, glass fibre and carbon fiber are respectively placed in drying box, temperature in control cabinet
For 60 DEG C, drying time 3h；
Dried glass fibre and carbon fiber are added into mixer, mixing speed 220r/min, during stirring
Between be 3-5min, obtain batch mixing a, it is standby；
Dried polystyrene resin and PA610 are added into mixer, mixing speed 270-380r/min,
Mixing time is 4min；
Added again toward in mixer to ABS-g-MAH, pentaerythritol stearate and 2,6- three-level butyl -4- methylbenzenes
Phenol, mixing speed 470r/min, mixing time 11min, obtain batch mixing b；
Batch mixing b is added into double screw extruder, screw speed 270r/min, batch mixing a is added from 6th area, and control is squeezed
Chu Jige areas temperature is respectively：One area's temperature is 208 DEG C, and two area's temperature are 214 DEG C, and three area's temperature are 213 DEG C, and four area's temperature are
219 DEG C, five area's temperature are 223 DEG C, and six area's temperature are 226 DEG C, and seven area's temperature are 227 DEG C, and eight area's temperature are 237 DEG C, nine area's temperature
Spend for 239 DEG C, ten area's temperature are 236 DEG C, and head temperature is 238 DEG C, and fused mass obtains composite from head extrusion；
Fused mass is through 72 DEG C of water, cooling；
Composite after cooling is granulated by comminutor, and comminutor cutting speed is 140r/min；
Composite material granular is dried into 1.7h, packaging at a temperature of 43 DEG C.
Embodiment 5
The high firm composite of high dielectric, material by quality component by being formed as follows：
The preparation method of the high just composite of high dielectric：
Accurate polystyrene resin, PA66, PA610, glass fibre, carbon fiber, PE-g-MAH, the liquid for weighing formula ratio
Paraffin, zinc stearate and double (3,5- three-level butyl -4- hydroxy phenyls) thioethers, 2,6- three-level butyl -4- methylphenols；
Polystyrene resin, PA66, PA610, glass fibre and carbon fiber are respectively placed in drying box, in control cabinet
Temperature is 64 DEG C, drying time 3h；
Dried glass fibre and carbon fiber are added into mixer, mixing speed 190r/min, during stirring
Between be 4min, obtain batch mixing a, it is standby；
Dried polystyrene resin and PA66, PA610 are added into mixer, mixing speed 340r/
Min, mixing time 5min；
Added again toward in mixer to PE-g-MAH, atoleine, zinc stearate and double (3,5- three-level butyl -4- hydroxyls
Base phenyl) thioether, 2,6- three-level butyl -4- methylphenols, mixing speed 420r/min, mixing time 13min, mixed
Expect b；
Batch mixing b is added into double screw extruder, screw speed 290r/min, batch mixing a is added from 6th area, and control is squeezed
Chu Jige areas temperature is respectively：One area's temperature is 207 DEG C, and two area's temperature are 213 DEG C, and three area's temperature are 214 DEG C, and four area's temperature are
221 DEG C, five area's temperature are 219 DEG C, and six area's temperature are 227 DEG C, and seven area's temperature are 229 DEG C, and eight area's temperature are 236 DEG C, nine area's temperature
Spend for 241 DEG C, ten area's temperature are 237 DEG C, and head temperature is 239 DEG C, and fused mass obtains composite from head extrusion；
Fused mass is through 68 DEG C of water, cooling；
Composite after cooling is granulated by comminutor, and comminutor cutting speed is 145r/min；
Composite material granular is dried into 1.6h, packaging at a temperature of 46 DEG C.
The composite of embodiment 1-5 pellet is added into injection machine, carries out injection molding, plastic products are made, to system
Product test its physical property, and tensile strength is tested according to ASTM D638, and elongation at break is tested according to ASTM D638, and dielectric is strong
Degree is tested according to IEC 60243.
| Test event | Tensile strength (Mpa) | Elongation at break (%) | Dielectric strength (kv/mm) |
| Embodiment 1 | 220 | 32 | 28 |
| Embodiment 2 | 242 | 46 | 32 |
| Embodiment 3 | 266 | 38 | 34 |
| Embodiment 4 | 258 | 42 | 29 |
| Embodiment 5 | 274 | 39 | 24 |
As can be seen from the table, this composite material strength is very high, and in fracture, elongation at break is also ideal, meaning
The ability of resistance elastic deformation is very good when this material stress, and rigidity is strong, it is ensured that composite is applied to various engineerings
Field.Meanwhile the dielectric strength of this composite has reached 30 or so, illustrate that its dielectric properties is excellent, there is good insulation
Property, the generation of electrical shock safety accident can be prevented.
Above is to specific embodiment provided by the present invention.
The present invention is described in detail specification, structural principle of the specific case used herein to the present invention
And embodiment is set forth, above example is only intended to help the method and its core concept for understanding the present invention；Meanwhile
For those of ordinary skill in the art, according to the thought of the present invention, have change in specific embodiments and applications
Become part, in summary, this specification content should not be construed as limiting the invention.
Claims (9)
1. the high firm composite of high dielectric, it is characterised in that the material by quality component by being formed as follows：Polystyrene tree
Fat：30-55 parts, polyamide：60-85 parts, glass fibre：15-24 parts, carbon fiber：5-12 parts, bulking agent：4-14 parts, profit
Lubrication prescription：2-6 parts, antioxidant：1-4 parts.
2. composite as claimed in claim 1, it is characterised in that the material by quality component by being formed as follows：Polyphenyl
Vinyl：38-52 parts, polyamide：72-79 parts, glass fibre：17-21 parts, carbon fiber：7-11 parts, bulking agent：8‐
11 parts, lubricant：3-5 parts, antioxidant：2-3 parts.
3. the composite as described in claim 1-2 is any, it is characterised in that：The polyamide be PA6, PA66,
At least one of PA11, PA12, PA46, PA610, PA612 and PA1010.
4. composite as claimed in claim 3, it is characterised in that：The polyamide is the mixed of PA66 and PA610
Close, its mass ratio is 1:1.
5. the composite as described in claim 1-2 is any, it is characterised in that：The bulking agent is ABS-g-MAH, PE-g-
One kind in MAH and PP-g-MAH.
6. composite as claimed in claim 5, it is characterised in that：The bulking agent is
PE‐g‐MAH。
7. the composite as described in claim 1-2 is any, it is characterised in that：The lubricant is pentaerythrite stearic acid
At least one of ester, atoleine and zinc stearate.
8. composite as claimed in claim 7, it is characterised in that：The lubricant is atoleine and zinc stearate
Mixing, its mass ratio are 4:1.
9. the composite as described in claim 1-2 is any, it is characterised in that：The antioxidant for it is double (3,5- three-level butyl-
4- hydroxy phenyls) thioether and 2,6- three-level butyl -4- methylphenols mixing, its mass ratio is 2:1.
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| CN201710742605.1A CN107501772A (en) | 2017-08-25 | 2017-08-25 | The high firm composite of high dielectric |
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| CN201710742605.1A CN107501772A (en) | 2017-08-25 | 2017-08-25 | The high firm composite of high dielectric |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912675A (en) * | 2018-07-12 | 2018-11-30 | 佛山市高捷工业炉有限公司 | A kind of induction coil support plate insulating materials |
| CN109517375A (en) * | 2018-10-14 | 2019-03-26 | 金旸（厦门）新材料科技有限公司 | A kind of conductive nylon material and preparation method thereof |
| WO2020104412A1 (en) * | 2018-11-20 | 2020-05-28 | Solvay Specialty Polymers Usa, Llc | Polyamide/polyolefin blends and corresponding mobile electronic device components |
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| CN101302337A (en) * | 2008-07-03 | 2008-11-12 | 杭州临安宏凯工程塑料有限公司 | High temperature resistant low water absorption polyamide 66 composite material and preparation thereof |
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| CN104693630A (en) * | 2013-12-06 | 2015-06-10 | 上海杰事杰新材料(集团)股份有限公司 | A polystyrene/polyamide blended alloy material and a preparing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912675A (en) * | 2018-07-12 | 2018-11-30 | 佛山市高捷工业炉有限公司 | A kind of induction coil support plate insulating materials |
| CN109517375A (en) * | 2018-10-14 | 2019-03-26 | 金旸（厦门）新材料科技有限公司 | A kind of conductive nylon material and preparation method thereof |
| WO2020104412A1 (en) * | 2018-11-20 | 2020-05-28 | Solvay Specialty Polymers Usa, Llc | Polyamide/polyolefin blends and corresponding mobile electronic device components |
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Application publication date: 20171222 |