CN108676351A - A kind of environment-friendly type flame-retardant plastic and preparation method thereof - Google Patents
A kind of environment-friendly type flame-retardant plastic and preparation method thereof Download PDFInfo
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- CN108676351A CN108676351A CN201810082206.1A CN201810082206A CN108676351A CN 108676351 A CN108676351 A CN 108676351A CN 201810082206 A CN201810082206 A CN 201810082206A CN 108676351 A CN108676351 A CN 108676351A
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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
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
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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
- C08L2201/22—Halogen free composition
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- 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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- 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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Abstract
The invention discloses a kind of environment-friendly type flame-retardant plastics and preparation method thereof, include the raw material of following percentage：Fypro 50~73.5%, phosphorus flame retardant 3~5%, nitrogenated flame retardant 3~5%, inorganic combustion inhibitor 3~5%, filler 3~5%, antioxidant 0.1~1%, lubricant 0.1~1%, dispersant 3~5%, toughener 3~5%, glass fibre 3~5%, coupling agent 0.1~1%, heat stabilizer 0.2~1%, calcium silicates 3~5%, nylon chain-breaker 0.1~1% and compatilizer 0.1~5%.Advantageous effect：Flame retardant plastics good processing stability provided by the invention, with good mechanical property, high fire-retardance effect, the poor mechanical property of the domestic halogen-free polypropylene flame redardant plastics produced at present and the water-fast defect for boiling flame retardant effect difference are overcome, therefore has extensive purposes in fields such as electronics industry, household electrical appliance.
Description
Technical field
The present invention relates to plastics preparing technical fields, it particularly relates to a kind of environment-friendly type flame-retardant plastic and its preparation side
Method.
Background technology
Fire is the symbol of human civilization, its application in human lives had once pushed the progress of history, but it is again simultaneously
A large amount of wealth of societys can be being swallowed in seconds, endanger the life security of people.Most of plastics are all inflammable substances, and
Construction material, communications and transportation material, home electric appliance material of plastics etc. are required for plastic products not burn, and have good anti-flammability
It can, it is desirable that smoke degree of the plastics in big fire wants small.For this purpose, in plastic formula, selection addition fire retardant just becomes to weigh very much
It has wanted.Currently, many flame retardant plastics (such as halogen-sb system flame retardant plastics) generate toxic gas hydrogen halides in materials pyrolysis now
Poison gas and flue gas in fire is caused seriously to damage people's physical and mental health, environmental-protecting performance is very undesirable, institute to person asphyxia side effect
Exploitation, production and the application of novel non-toxic, smokeless, free of contamination environment friendly flame retardant will be more paid attention to present people.Such as China
Patent application 0181034.4 discloses a kind of flame retardant polypropylene resin composition, this kind of composition is using ammonium polyphosphate and contains
There is the aromatic phosphate acid ester of phenol structure as main fire retardant, pentaerythrite is as auxiliary flame retardant, using polyphenylene ether
Plasticity, impact resistance, heat resistance and the noninflammability of material are improved, but the toughness of prepared polypropylene fire retardant compound is relatively low,
Impact strength is relatively low, the modulus of elasticity in static bending is relatively low, significantly limits its application range.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Invention content
For the problems in the relevant technologies, a kind of environment-friendly type flame-retardant plastic of present invention proposition and preparation method thereof, to overcome
Above-mentioned technical problem present in existing the relevant technologies.
The technical proposal of the invention is realized in this way：
According to an aspect of the invention, there is provided a kind of environment-friendly type flame-retardant plastic.
The environment-friendly type flame-retardant plastic includes the raw material of following percentage：Fypro 50~73.5%, phosphorus flame retardant
3~5%, nitrogenated flame retardant 3~5%, inorganic combustion inhibitor 3~5%, filler 3~5%, antioxidant 0.1~1%, lubricant
0.1~1%, dispersant 3~5%, toughener 3~5%, glass fibre 3~5%, coupling agent 0.1~1%, heat stabilizer 0.2
~1%, calcium silicates 3~5%, nylon chain-breaker 0.1~1% and compatilizer 0.1~5%.
Optionally, include the raw material of following percentage：Fypro 73.5%, phosphorus flame retardant 5%, nitrogenated flame retardant
5%, inorganic combustion inhibitor 5%, filler 5%, antioxidant 1%, lubricant 1%, dispersant 5%, toughener 5%, glass fibre
5%, coupling agent 1%, heat stabilizer 1%, calcium silicates 5%, nylon chain-breaker 1% and compatilizer 5%.
Optionally, include the raw material of following percentage：Fypro 50~70%, phosphorus flame retardant 3%, nitrogen system are fire-retardant
Agent 3%, inorganic combustion inhibitor 3%, filler 3%, antioxidant 0.1%, lubricant 0.1%, dispersant 3%, toughener 3%, glass
Glass fiber 3%, coupling agent 0.1%, heat stabilizer 0.2%, calcium silicates 3%, nylon chain-breaker 0.1% and compatilizer 0.1%.
Optionally, include the raw material of following percentage：Fypro 62.9%, phosphorus flame retardant 4%, nitrogenated flame retardant
4%, inorganic combustion inhibitor 4%, filler 4%, antioxidant 0.5%, lubricant 0.5%, dispersant 4%, toughener 4%, glass
Fiber 4%, coupling agent 0.5%, heat stabilizer 0.6%, calcium silicates 4%, nylon chain-breaker 0.5% and compatilizer 2.5%.
Further, the phosphorus flame retardant is trioctyl phosphate, and the nitrogenated flame retardant is melamine, described inorganic
Fire retardant is haloflex.
Further, the filler is talcum powder, and the antioxidant is polynary Hinered phenols antioxidant, the lubricant
For modified ethylene bis-fatty acid amides.
Further, the dispersant is polyethylene wax, and the toughener is ethylene-octene copolymer, the coupling agent
For silane coupling agent KH-560.
Further, the heat stabilizer is Brueggemann mantoquita, and the nylon chain-breaker is Brueggemann M1420, institute
It is maleic anhydride inoculated polypropylene to state compatilizer.
According to another aspect of the present invention, a kind of environment-friendly type flame-retardant plastic preparation method is provided.
The environment-friendly type flame-retardant plastic preparation method includes the following steps：
Preprepared each raw material is weighed successively according to the percentage predefined.
The raw material in addition to glass fibre weighed is poured into mixing plant, 3-4 minutes is mixed uniformly, it is former to form mixing
Material.
In whipping process, when the temperature of mixed raw material is increased to 85 DEG C -140 DEG C, discharges and be cooled to environment temperature.
It will be cooled to the mixed raw material of environment temperature and glass fibre sequentially add double screw extruder, extrusion molding goes out
Material temperature degree is 180 DEG C -200 DEG C, and strip-shaped materials are obtained after extrusion molding.
It is air-cooled to strip-shaped materials progress, so that its temperature is dropped to environment temperature to 80 DEG C.
It guides into pelleter pelletizing to obtain granular material strip-shaped materials after cooling, environment-friendly type flame-retardant plastic is made
Finished granule.
Further, it is 230-275 DEG C that the process conditions of the double screw extruder, which are each area's temperature, and screw speed is
300-500r/min, vacuum degree 0.02-0.10MPa, rate of feeding 10-30r/min.
Beneficial effects of the present invention are：By the way that filler and glass fibre is added, so that plastic flow property obviously drops
It is low, and then improve the rigidity and mobility of plastics；By the way that antioxidant and heat stabilizer is added, so that plastics, have anti-yellowing
And anti-oxidation function, and then improve the durability of plastics；By the way that dispersant is added, so that dispersant had both had in the plastic
Lubricating action, and the melt viscosity of plastics can be reduced, and then the processability and molding processibility of plastics are improved, while being conducive to hinder
Fire the flame retardant effect that is evenly dispersed and improving product of agent；By the way that toughener is added, so as to improve the power of plastics well
Learn performance；By the way that nylon chain-breaker is added, and then improve the processability and molding processibility of plastics；By the way that compatilizer is added, into
And the toughness of reinforced plastics；By the way that coupling agent is added so that plastics can improve floated caused by due to compatible bad it is fine, apparent
The problems such as poor；By be added lubricant so that plastics enhancing surface smoothness, improve melt index, make its mobility compared with
It is good, to easy processing；By the way that calcium silicates is added, to improve plastic processing performance and rigidity；By the way that phosphorus flame retardant, nitrogen is added
Flame retardant and inorganic combustion inhibitor, so that plastics have good flame retardant property；Flame retardant plastics processing provided by the invention
Stability is good, has good mechanical property, high fire-retardance effect, overcomes the domestic halogen-free polypropylene flame redardant plastics produced at present
Poor mechanical property and the water-fast defect for boiling flame retardant effect difference, therefore have extensively in fields such as electronics industry, household electrical appliance
Purposes.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow chart of environment-friendly type flame-retardant plastic preparation method according to the ... of the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
According to an embodiment of the invention, a kind of environment-friendly type flame-retardant plastic is provided.
Environment-friendly type flame-retardant plastic according to the ... of the embodiment of the present invention includes the raw material of following percentage：
Fypro 50~73.5%, phosphorus flame retardant 3~5%, nitrogenated flame retardant 3~5%, inorganic combustion inhibitor 3~
5%, filler 3~5%, antioxidant 0.1~1%, lubricant 0.1~1%, dispersant 3~5%, toughener 3~5%, glass
Fiber 3~5%, coupling agent 0.1~1%, heat stabilizer 0.2~1%, calcium silicates 3~5%, 0.1~1% and of nylon chain-breaker
Compatilizer 0.1~5%.
For the clearer above-mentioned technical proposal for understanding the present invention, below by way of specific example to the above-mentioned side of the present invention
Case is described in detail.
Embodiment one
A kind of environment-friendly type flame-retardant plastic includes the raw material of following percentage：Fypro 73.5%, phosphorus flame retardant
5%, nitrogenated flame retardant 5%, inorganic combustion inhibitor 5%, filler 5%, antioxidant 1%, lubricant 1%, dispersant 5%, toughening
Agent 5%, glass fibre 5%, coupling agent 1%, heat stabilizer 1%, calcium silicates 5%, nylon chain-breaker 1% and compatilizer 5%.
Embodiment two
A kind of environment-friendly type flame-retardant plastic includes the raw material of following percentage：Fypro 50~70%, phosphorus flame retardant
3%, nitrogenated flame retardant 3%, inorganic combustion inhibitor 3%, filler 3%, antioxidant 0.1%, lubricant 0.1%, dispersant 3%,
Toughener 3%, glass fibre 3%, coupling agent 0.1%, heat stabilizer 0.2%, calcium silicates 3%, nylon chain-breaker 0.1% and phase
Hold agent 0.1%.
Embodiment three
A kind of environment-friendly type flame-retardant plastic includes the raw material of following percentage：Fypro 62.9%, phosphorus flame retardant
4%, nitrogenated flame retardant 4%, inorganic combustion inhibitor 4%, filler 4%, antioxidant 0.5%, lubricant 0.5%, dispersant 4%,
Toughener 4%, glass fibre 4%, coupling agent 0.5%, heat stabilizer 0.6%, calcium silicates 4%, nylon chain-breaker 0.5% and phase
Hold agent 2.5%.
In one embodiment, the phosphorus flame retardant is trioctyl phosphate, and the nitrogenated flame retardant is melamine, institute
It is haloflex to state inorganic combustion inhibitor.
In one embodiment, the filler is talcum powder, and the antioxidant is polynary Hinered phenols antioxidant, described
Lubricant is modified ethylene bis-fatty acid amides.
In one embodiment, the dispersant is polyethylene wax, and the toughener is ethylene-octene copolymer, described
Coupling agent is silane coupling agent KH-560.
In one embodiment, the heat stabilizer is Brueggemann mantoquita, and the nylon chain-breaker is Brueggemann
M1420, the compatilizer are maleic anhydride inoculated polypropylene.
According to an embodiment of the invention, a kind of environment-friendly type flame-retardant plastic preparation method is provided.
As shown in Figure 1, environment-friendly type flame-retardant plastic preparation method according to an embodiment of the invention.
Include the following steps：
Step S101 weighs preprepared each raw material according to the percentage predefined successively.
The raw material in addition to glass fibre weighed is poured into mixing plant by step S103, mixes 3-4 minutes uniformly,
Form mixed raw material.
Step S105, when the temperature of mixed raw material is increased to 85 DEG C -140 DEG C, discharges and is cooled in whipping process
Environment temperature.
Step S107, the mixed raw material and glass fibre that will be cooled to environment temperature sequentially add double screw extruder, squeeze
Go out molding, drop temperature is 180 DEG C -200 DEG C, and strip-shaped materials are obtained after extrusion molding.
Step S109, it is air-cooled to strip-shaped materials progress, so that its temperature is dropped to environment temperature to 80 DEG C.
Strip-shaped materials after cooling are guided into pelleter pelletizing to obtain granular material by step S111, and environmental protection is made
Type flame retardant plastics finished granule.
In one embodiment, it is 230-275 DEG C that the process conditions of the double screw extruder, which are each area's temperature, and screw rod turns
Speed is 300-500r/min, vacuum degree 0.02-0.10MPa, rate of feeding 10-30r/min.
In conclusion by means of the above-mentioned technical proposal of the present invention, by the way that filler and glass fibre is added, so that
Plastic flow property is substantially reduced, and then improves the rigidity and mobility of plastics；By the way that antioxidant and heat stabilizer is added, to make
Plastics are obtained, there is anti-yellowing and anti-oxidation function, and then improve the durability of plastics；By the way that dispersant is added, so that dispersion
Agent not only has lubricating action in the plastic, but also can reduce the melt viscosity of plastics, and then improves the processability of plastics and be molded and add
Work, while being conducive to the flame retardant effect that is evenly dispersed and improving product of fire retardant；By the way that toughener is added, so as to very
The mechanical property of good improvement plastics；By the way that nylon chain-breaker is added, and then improve the processability and molding processibility of plastics；It is logical
Cross addition compatilizer, and then the toughness of reinforced plastics；By the way that coupling agent is added, so that plastics can improve due to compatible bad
Caused by the problems such as floating fine, apparent difference；By the way that lubricant is added, so that plastics enhancing surface smoothness, improvement melting refer to
Number, keeps its mobility preferable, to easy processing；By the way that calcium silicates is added, to improve plastic processing performance and rigidity；By adding
Enter phosphorus flame retardant, nitrogenated flame retardant and inorganic combustion inhibitor, so that plastics have good flame retardant property；The present invention provides
Flame retardant plastics good processing stability, there is good mechanical property, high fire-retardance effect, overcome the domestic Halogen produced at present
The poor mechanical property of flame-retardant polypropylene plastics and the water-fast defect for boiling flame retardant effect difference, therefore in electronics industry, household electrical appliance
There is extensive purposes in equal fields.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of environment-friendly type flame-retardant plastic, which is characterized in that include the raw material of following percentage：
Fypro 50~73.5%, phosphorus flame retardant 3~5%, nitrogenated flame retardant 3~5%, inorganic combustion inhibitor 3~5%,
Filler 3~5%, antioxidant 0.1~1%, lubricant 0.1~1%, dispersant 3~5%, toughener 3~5%, glass fibre
3~5%, coupling agent 0.1~1%, heat stabilizer 0.2~1%, calcium silicates 3~5%, nylon chain-breaker 0.1~1% and compatible
Agent 0.1~5%.
2. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that include the raw material of following percentage：
Fypro 73.5%, phosphorus flame retardant 5%, nitrogenated flame retardant 5%, inorganic combustion inhibitor 5%, filler 5%, antioxidant
1%, lubricant 1%, dispersant 5%, toughener 5%, glass fibre 5%, coupling agent 1%, heat stabilizer 1%, calcium silicates
5%, nylon chain-breaker 1% and compatilizer 5%.
3. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that include the raw material of following percentage：
Fypro 50~70%, phosphorus flame retardant 3%, nitrogenated flame retardant 3%, inorganic combustion inhibitor 3%, filler 3%, antioxidant
0.1%, lubricant 0.1%, dispersant 3%, toughener 3%, glass fibre 3%, coupling agent 0.1%, heat stabilizer 0.2%,
Calcium silicates 3%, nylon chain-breaker 0.1% and compatilizer 0.1%.
4. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that include the raw material of following percentage：
Fypro 62.9%, phosphorus flame retardant 4%, nitrogenated flame retardant 4%, inorganic combustion inhibitor 4%, filler 4%, antioxidant
0.5%, lubricant 0.5%, dispersant 4%, toughener 4%, glass fibre 4%, coupling agent 0.5%, heat stabilizer 0.6%,
Calcium silicates 4%, nylon chain-breaker 0.5% and compatilizer 2.5%.
5. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that the phosphorus flame retardant is tricresyl phosphate
Monooctyl ester, the nitrogenated flame retardant are melamine, and the inorganic combustion inhibitor is haloflex.
6. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that the filler is talcum powder, institute
It is polynary Hinered phenols antioxidant to state antioxidant, and the lubricant is modified ethylene bis-fatty acid amides.
7. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that the dispersant is polyethylene wax,
The toughener is ethylene-octene copolymer, and the coupling agent is silane coupling agent KH-560.
8. a kind of environment-friendly type flame-retardant plastic according to claim 1, which is characterized in that the heat stabilizer is Brueggemann
Mantoquita, the nylon chain-breaker are Brueggemann M1420, and the compatilizer is maleic anhydride inoculated polypropylene.
9. a kind of environment-friendly type flame-retardant plastic preparation method, which is characterized in that be used for environment-friendly type flame-retardant plastic described in claim 1
Preparation, include the following steps：
Preprepared each raw material is weighed successively according to the percentage predefined；
The raw material in addition to glass fibre weighed is poured into mixing plant, 3-4 minutes is mixed uniformly, forms mixed raw material；
In whipping process, when the temperature of mixed raw material is increased to 85 DEG C -140 DEG C, discharges and be cooled to environment temperature；
It will be cooled to the mixed raw material of environment temperature and glass fibre sequentially add double screw extruder, extrusion molding goes out material temperature
Degree is 180 DEG C -200 DEG C, and strip-shaped materials are obtained after extrusion molding；
It is air-cooled to strip-shaped materials progress, so that its temperature is dropped to environment temperature to 80 DEG C；
It guides into pelleter pelletizing to obtain granular material strip-shaped materials after cooling, environment-friendly type flame-retardant plastic particle is made
Finished product.
10. a kind of environment-friendly type flame-retardant plastic preparation method according to claim 9, which is characterized in that the twin-screw squeezes
The process conditions for going out machine are that each area's temperature is 230-275 DEG C, screw speed 300-500r/min, vacuum degree 0.02-
0.10MPa, rate of feeding 10-30r/min.
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| CN201810082206.1A CN108676351A (en) | 2018-01-29 | 2018-01-29 | A kind of environment-friendly type flame-retardant plastic and preparation method thereof |
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| CN201810082206.1A CN108676351A (en) | 2018-01-29 | 2018-01-29 | A kind of environment-friendly type flame-retardant plastic and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111187512A (en) * | 2019-12-31 | 2020-05-22 | 宁波伊德尔新材料有限公司 | Flame-retardant wear-resistant scratch-resistant PA66 composite material and preparation method thereof |
| CN115558204A (en) * | 2022-09-27 | 2023-01-03 | 金旸（厦门）新材料科技有限公司 | Low-shrinkage high-gloss V0-grade halogen-free flame-retardant polypropylene composite material and preparation method thereof |
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| CN102558852A (en) * | 2011-12-16 | 2012-07-11 | 深圳市富恒塑胶新材料有限公司 | Low-cost flame-retardant glass fiber reinforced polyamide 6 (PA6) engineering plastic and preparation method thereof |
| CN105542446A (en) * | 2015-11-12 | 2016-05-04 | 浙江铧淳塑料有限公司 | High-fluidity and easy-injection molding PA6-PA66 composite material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101798460A (en) * | 2010-02-08 | 2010-08-11 | 佛山市南海易乐工程塑料有限公司 | Composite flame retardant glass fibre reinforced nylon 66 insulating strip and preparation method thereof |
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| CN105542446A (en) * | 2015-11-12 | 2016-05-04 | 浙江铧淳塑料有限公司 | High-fluidity and easy-injection molding PA6-PA66 composite material and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111187512A (en) * | 2019-12-31 | 2020-05-22 | 宁波伊德尔新材料有限公司 | Flame-retardant wear-resistant scratch-resistant PA66 composite material and preparation method thereof |
| CN111187512B (en) * | 2019-12-31 | 2022-07-08 | 宁波伊德尔新材料有限公司 | Flame-retardant wear-resistant scratch-resistant PA66 composite material and preparation method thereof |
| CN115558204A (en) * | 2022-09-27 | 2023-01-03 | 金旸（厦门）新材料科技有限公司 | Low-shrinkage high-gloss V0-grade halogen-free flame-retardant polypropylene composite material and preparation method thereof |
| CN115558204B (en) * | 2022-09-27 | 2023-09-01 | 金旸（厦门）新材料科技有限公司 | Low-shrinkage high-gloss V0-grade halogen-free flame-retardant polypropylene composite material and preparation method thereof |
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Application publication date: 20181019 |