CN107312308B - A kind of resistance to ablation high strength composite - Google Patents
A kind of resistance to ablation high strength composite Download PDFInfo
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- CN107312308B CN107312308B CN201710672591.0A CN201710672591A CN107312308B CN 107312308 B CN107312308 B CN 107312308B CN 201710672591 A CN201710672591 A CN 201710672591A CN 107312308 B CN107312308 B CN 107312308B
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
-
- 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
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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
- C08L2201/08—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
- 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
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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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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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 invention discloses a kind of high strength composite of resistance to ablation, the composite material is made of by weight following components: 15-25 parts of poly-isocyanurate 20-30 parts of phenolic resin 45-70 parts of PC resin 6-12 parts of compatilizer 3-7 parts of fire retardant of 0.8-1.4 parts of defoaming agent of 0.5-1.2 parts of coupling agent.The present invention provides a kind of high strength composite of resistance to ablation, this composite material has resistance to ablation, can be maintained for a long time, while intensity also with higher at high temperature, can satisfy the materials demand under hot environment and open fire environment.
Description
Technical field
The present invention relates to technical field of polymer materials more particularly to a kind of high strength composites of resistance to ablation.
Background technique
Ablation resistant material refers to organic fire resisting high molecular material, can keep its mechanicalness the long period under flame ablation
Energy.Existing to be used as ablation resistant material, common for polyisocyanurate foamed plastics, flame resistant burn-through is had excellent performance, such as
The polyisocyanurate foamed plastics plate of 25mm thickness needs 30min with 1100 DEG C of propane flame burn-through.
Although single polyisocyanurate foamed plastics have excellent ablation resistance, it cannot function as work
Engineering plastics equally carry out load-bearing, can only be used as simple thermal insulation material, and which greatly limits it to apply range, also reduces simultaneously
Its comprehensive value as material.
PC resin material has heat-resisting, shock resistance, there is good mechanical performance in commonly used temperature.But it will
When the material is applied in the environment of high temperature or open fire, PC material will burn, and carbonization, intensity declines immediately.
In current material, there are no can preferably be modified poly-isocyanurate with PC resin, obtain comprehensive
The excellent material of energy.
Summary of the invention
In view of this, this composite material has resistance to ablation, energy the present invention provides a kind of high strength composite of resistance to ablation
It is enough to be maintained for a long time at high temperature, while intensity also with higher, it can satisfy under hot environment and open fire environment
Materials demand.
A kind of resistance to ablation high strength composite, the composite material are made of by weight following components:
Preferably, the composite material is made of by weight following components:
Preferably, the composite material is made of by weight following components:
Preferably, the compatilizer is PP-g-ST or modified polyacrylate compatilizer.
Preferably, the coupling agent is silane coupling agent.
Preferably, the silane coupling agent is one of KH560, KH570 and DL171.
Preferably, the defoaming agent is silicone oil.
Preferably, the silicone oil is one of methylchlorophenyl silicone oil, ethyl silicon oil and phenyl silicone oil.
Preferably, the fire retardant is triphenyl phosphate or ammonium polyphosphate.
The beneficial effects of the present invention are: the present invention provides a kind of high strength composite of resistance to ablation, this composite materials
With resistance to ablation, can be maintained for a long time at high temperature, while intensity also with higher, can satisfy hot environment with
And the materials demand under open fire environment.
Specific embodiment:
To illustrate thought and purpose of the invention, below in conjunction with specific embodiment, the present invention is described further.
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
In the raw material used, poly-isocyanurate is selected from the poly-isocyanurate that molecular weight is 1500-2200；Phenolic aldehyde tree
Rouge is the phenolic resin that molecular weight is 1000-3000；PC resin is the phenolic resin that molecular weight is 5000-2000；Compatilizer choosing
From one of PP-g-ST, ABS-g-MAH, PE-g-MAH, PP-g-MAH and modified polyacrylate；Coupling agent is
One of KH560, KH570 and DL171；Defoaming agent is in methylchlorophenyl silicone oil, ethyl silicon oil and phenyl silicone oil
It is a kind of；Fire retardant is triphenyl phosphate or ammonium polyphosphate.
Specific embodiment is as follows:
Embodiment 1
The high strength composite of resistance to ablation, composite material are made of by weight following components:
The preparation method for the high strength composite of resistance to ablation:
Accurately weigh poly-isocyanurate, phenolic resin, PC resin, PP-g-ST, KH560, the methyl chloride of quality component amount
Phenyl silicone oil and ammonium polyphosphate；
Weighed poly-isocyanurate, phenolic resin and PC resin are respectively placed in dryer, temperature is 110 DEG C,
Drying time is 14min；
Poly-isocyanurate, phenolic resin and PC resin after drying is placed in mixing machine, mixing velocity 240r/
Min, incorporation time 15min；
PP-g-ST, KH560, methylchlorophenyl silicone oil and ammonium polyphosphate are added to having poly-isocyanurate, phenolic aldehyde tree
In rouge and the mixing machine of PC resin, mixing velocity 140r/min, incorporation time 30min obtain mixing；
Mixing is added into double screw extruder hopper, control screw speed is 350r/min, controls each area of extruder
Temperature is respectively as follows: an area: 220 DEG C, 2nd area: and 222 DEG C, 3rd area: 225 DEG C, 4th area: 226 DEG C, 5th area: 228 DEG C, 6th area: 238 DEG C,
7th area: 240 DEG C, 8th area: 230 DEG C, 9th area: 235 DEG C, head temperature is 240 DEG C, and fusant obtains composite wood from head extrusion
Material；
Fusant is passed through into band water sink, carries out water cooling；
Composite material after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 60 DEG C, 12min is air-dried, it is cooling, it weighs, packaging.
Embodiment 2
The high strength composite of resistance to ablation, composite material are made of by weight following components:
The preparation method for the high strength composite of resistance to ablation:
Accurately weigh poly-isocyanurate, phenolic resin, PC resin, ABS-g-MAH, KH570, the ethyl of quality component amount
Silicone oil and ammonium polyphosphate；
Weighed poly-isocyanurate, phenolic resin and PC resin are respectively placed in dryer, temperature is 140 DEG C,
Drying time is 8min；
Poly-isocyanurate, phenolic resin and PC resin after drying is placed in mixing machine, mixing velocity 160r/
Min, incorporation time 20min；
By ABS-g-MAH, KH570, ethyl silicon oil and ammonium polyphosphate be added to have poly-isocyanurate, phenolic resin with
And in the mixing machine of PC resin, mixing velocity 80r/min, incorporation time 45min obtain mixing；
Mixing is added into double screw extruder hopper, control screw speed is 350-400r/min, controls extruder
Each area's temperature is respectively as follows: an area: 228 DEG C, 2nd area: and 228 DEG C, 3rd area: 230 DEG C, 4th area: 232 DEG C, 5th area: 235 DEG C, 6th area:
230 DEG C, 7th area: 235 DEG C, 8th area: 240 DEG C, 9th area: 240 DEG C, head temperature is 230 DEG C, and fusant is obtained from head extrusion
Composite material；
Fusant is passed through into band water sink, carries out water cooling；
Composite material after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 80 DEG C, 8min is air-dried, it is cooling, it weighs, packaging.
Embodiment 3
The high strength composite of resistance to ablation, composite material are made of by weight following components:
The preparation method for the high strength composite of resistance to ablation:
Accurately weigh poly-isocyanurate, phenolic resin, PC resin, PE-g-MAH, PE-g-MAH, the benzene of quality component amount
Base silicone oil and triphenyl phosphate；
Weighed poly-isocyanurate, phenolic resin and PC resin are respectively placed in dryer, temperature is 135 DEG C,
Drying time is 9min；
Poly-isocyanurate, phenolic resin and PC resin after drying is placed in mixing machine, mixing velocity 170r/
Min, incorporation time 17min；
PE-g-MAH, PE-g-MAH, phenyl silicone oil and triphenyl phosphate are added to having poly-isocyanurate, phenolic aldehyde tree
In rouge and the mixing machine of PC resin, mixing velocity 100r/min, incorporation time 43min obtain mixing；
Mixing is added into double screw extruder hopper, control screw speed is 360r/min, controls each area of extruder
Temperature is respectively as follows: an area: 226 DEG C, 2nd area: and 226 DEG C, 3rd area: 227 DEG C, 4th area: 228 DEG C, 5th area: 233 DEG C, 6th area: 232 DEG C,
7th area: 239 DEG C, 8th area: 233 DEG C, 9th area: 239 DEG C, head temperature is 234 DEG C, and fusant obtains composite wood from head extrusion
Material；
Fusant is passed through into band water sink, carries out water cooling；
Composite material after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 65 DEG C, 11min is air-dried, it is cooling, it weighs, packaging.
Embodiment 4
The high strength composite of resistance to ablation, composite material are made of by weight following components:
The preparation method for the high strength composite of resistance to ablation:
Accurately weigh poly-isocyanurate, phenolic resin, PC resin, PP-g-MAH, KH560, the ethyl of quality component amount
Silicone oil and triphenyl phosphate；
Weighed poly-isocyanurate, phenolic resin and PC resin are respectively placed in dryer, temperature is 120 DEG C,
Drying time is 12min；
Poly-isocyanurate, phenolic resin and PC resin after drying is placed in mixing machine, mixing velocity 220r/
Min, incorporation time 19min；
PP-g-MAH, KH560, ethyl silicon oil and triphenyl phosphate are added to having poly-isocyanurate, phenolic resin
And in the mixing machine of PC resin, mixing velocity 125r/min, incorporation time 38min obtain mixing；
Mixing is added into double screw extruder hopper, control screw speed is 390r/min, controls each area of extruder
Temperature is respectively as follows: an area: 222 DEG C, 2nd area: and 223 DEG C, 3rd area: 229 DEG C, 4th area: 231 DEG C, 5th area: 230 DEG C, 6th area: 235 DEG C,
7th area: 236 DEG C, 8th area: 237 DEG C, 9th area: 236 DEG C, head temperature is 238 DEG C, and fusant obtains composite wood from head extrusion
Material；
Fusant is passed through into band water sink, carries out water cooling；
Composite material after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 76 DEG C, 9min is air-dried, it is cooling, it weighs, packaging.
Embodiment 5
The high strength composite of resistance to ablation, composite material are made of by weight following components:
The preparation method for the high strength composite of resistance to ablation:
Accurately weigh poly-isocyanurate, phenolic resin, PC resin, polyacrylate, the DL171, second of quality component amount
Base silicone oil and triphenyl phosphate；
Weighed poly-isocyanurate, phenolic resin and PC resin are respectively placed in dryer, temperature is 130 DEG C,
Drying time is 11min；
Poly-isocyanurate, phenolic resin and PC resin after drying is placed in mixing machine, mixing velocity 190r/
Min, incorporation time 18min；
Polyacrylate, DL171, ethyl silicon oil and triphenyl phosphate are added to having poly-isocyanurate, phenolic aldehyde tree
In rouge and the mixing machine of PC resin, mixing velocity 115r/min, incorporation time 41min obtain mixing；
Mixing is added into double screw extruder hopper, control screw speed is 375r/min, controls each area of extruder
Temperature is respectively as follows: an area: 224 DEG C, 2nd area: and 225 DEG C, 3rd area: 228 DEG C, 4th area: 230 DEG C, 5th area: 232 DEG C, 6th area: 234 DEG C,
7th area: 238 DEG C, 8th area: 235 DEG C, 9th area: 238 DEG C, head temperature is 237 DEG C, and fusant obtains composite wood from head extrusion
Material；
Fusant is passed through into band water sink, carries out water cooling；
Composite material after water cooling is subjected to pelletizing；
By composite material granular at a temperature of temperature is 72 DEG C, 10min is air-dried, it is cooling, it weighs, packaging.
Composite material granular is added into injection molding machine, injection molding sample preparation is carried out, composite product is made, sample is carried out
It is tested.
Testing standard is；Testing standard is；Tensile strength standard is ASTM D638, condition 50mm/min, linear ablative rate
And mass ablative rate is tested by standard GJB 323A-1996.
Test result is as follows:
The high strength composite of resistance to ablation test result can be seen that this composite material and have from above embodiments 1 to 5
Preferable ablation resistance, while tensile strength is average in 85MPa or more, has very high intensity, preferable mechanical performance, energy
Enough meet existing engineering material under high temperature and open fire environment and keeps the requirement of high-intensitive performance.
It is to specific embodiment provided by the present invention above.
The present invention is described in detail in specification, and specific case used herein is to structural principle of the invention
And embodiment is expounded, above embodiments are merely used to help understand method and its core concept of the invention；Meanwhile
For those of ordinary skill in the art, according to the thought of the present invention, has change in specific embodiments and applications
Become place, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (3)
1. a kind of high strength composite of resistance to ablation, which is characterized in that the composite material is made of by weight following components:
The compatilizer is PP-g-ST or modified polyacrylate compatilizer；The coupling agent is silane coupling agent；The silicon
Alkane coupling agent is one of KH560, KH570 and DL171；The defoaming agent is silicone oil；The silicone oil is methylchlorophenyl
One of silicone oil, ethyl silicon oil and phenyl silicone oil；The fire retardant is triphenyl phosphate or ammonium polyphosphate.
2. composite material as described in claim 1, which is characterized in that the composite material is by following components group by weight
At:
3. composite material as described in claim 1, which is characterized in that the composite material is by following components group by weight
At:
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710672591.0A CN107312308B (en) | 2017-08-08 | 2017-08-08 | A kind of resistance to ablation high strength composite |
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| CN201710672591.0A CN107312308B (en) | 2017-08-08 | 2017-08-08 | A kind of resistance to ablation high strength composite |
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| CN107312308A CN107312308A (en) | 2017-11-03 |
| CN107312308B true CN107312308B (en) | 2019-05-31 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101258201A (en) * | 2005-08-16 | 2008-09-03 | 西巴控股有限公司 | Polycarbonate flame retardent compositions |
| CN103665750A (en) * | 2013-11-19 | 2014-03-26 | 青岛汇而通商贸有限公司 | High temperature-resistant insulated cable plastic |
| CN106221168A (en) * | 2016-07-26 | 2016-12-14 | 东莞市晶谷新材料技术有限公司 | A kind of electronic box shell flame-proof anti-aging macromolecular material and preparation method thereof |
-
2017
- 2017-08-08 CN CN201710672591.0A patent/CN107312308B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101258201A (en) * | 2005-08-16 | 2008-09-03 | 西巴控股有限公司 | Polycarbonate flame retardent compositions |
| CN103665750A (en) * | 2013-11-19 | 2014-03-26 | 青岛汇而通商贸有限公司 | High temperature-resistant insulated cable plastic |
| CN106221168A (en) * | 2016-07-26 | 2016-12-14 | 东莞市晶谷新材料技术有限公司 | A kind of electronic box shell flame-proof anti-aging macromolecular material and preparation method thereof |
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| CN107312308A (en) | 2017-11-03 |
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