CN108530848A - High thermal deformation basalt fibre enhancing halogen-free flameproof PET material and preparation method thereof - Google Patents
High thermal deformation basalt fibre enhancing halogen-free flameproof PET material and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a kind of high thermal deformation basalt fibres to enhance halogen-free flameproof PET material, including following components, by weight：40~60 parts by weight of PET resin；20~30 parts by weight of surface treated basalt fiber；13~16 parts by weight of halogen-free flame retardants；Make 3~7 parts by weight of toughener by oneself；0.2~0.7 parts by weight of antioxidant；0.3~0.8 parts by weight of lubricant；0.2~0.5 parts by weight of nucleating agent.The invention also discloses the preparation methods that a kind of high thermal deformation basalt fibre enhances halogen-free flameproof PET material.The present invention has many advantages, such as higher heat distortion temperature, excellent mechanical property and environmentally protective flame retardant effect.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of high thermal deformation basalt fibre enhancing Halogen resistance
Fire PET material and preparation method thereof.
Background technology
Polyethylene terephthalate (PET) is a kind of main thermoplastic polyester, has good heat resistance, drug resistance
Moral character, mechanical property and electric property have in field of electronics after enhancing is flame-retardant modified and widely apply.But PET is tied
Brilliant slow, molding cycle is longer, exists simultaneously the low defect of notch impact strength.
PET resin crystallization is slow, can improve crystalline rate after adding nucleating agent, shortening injection molding cycle improves material
The processing performance of material.The toughener such as reinforcing fiber and elastomer are added, the notch impact strength of material can be improved, are improved tough
Property.It carries out flame-retardant modified, can improve the fire protecting performance of material, improve safety of the material in daily life, use.
It is disclosed the preparation method that patent CN102911482A mentions high-strength basalt Reinforced PET Composite, is led to
Crossing addition coupling agent improves basalt fibre and PET resin interface interaction, obtains the PET composite material of excellent in mechanical performance, but
Material does not carry out flame-retardant modified.The flame-retardant modified general selection bromide fire retardant of tradition and antimony oxide compound flame retardant, but
That bromide fire retardant will produce toxic and corrosive gas and a large amount of smog in combustion, in recent years successively by
Disabling.Therefore it is necessary to develop a kind of halogen-free flameproof polyethylene terephthalate composite material.
Invention content
The present invention provides a kind of high thermal deformation basalt fibres to enhance halogen-free flameproof PET material, has higher thermal change
Shape temperature, excellent mechanical property and environmentally protective flame retardant effect.
Another object of the present invention is to provide a kind of preparation of high thermal deformation basalt fibre enhancing halogen-free flameproof PET material
Method.
The purpose of the invention is achieved by the following technical solution：A kind of high thermal deformation basalt fibre enhancing halogen-free flameproof
PET material, including following components, by weight：
The PET resin is the polymer that terephthalic acid (TPA) and ethylene glycol are obtained by polycondensation reaction, and intrinsic viscosity is
0.60-0.67dl/g。
The surface treated basalt fiber is to carry out table using with the silane coupling agent of epoxy group or amido functional group
The continuous basalt fiber of surface treatment, fibre diameter are 8~15 μm.
The halogen-free flame retardants is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by three phosphorus of chlordene ring
Nitrile, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, and the molar fraction ratio of 2 xenols is 1:3.2.
The self-control toughener is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride stem grafting polyolefin is by gathering
Alkene, maleic anhydride, DCP, DLTP are made by melting extrusion, and specific consumption proportion is as follows：
The antioxidant is Hinered phenols, one or both of phosphite antioxidant, Hinered phenols at two kinds
It is 1 with phosphite ester kind antioxidant weight proportion:2.
The nucleating agent is one kind in nano modification organo montmorillonite, kaolin, polyethylene glycol.
The lubricant is the composition of one or both of silicone master batch or pentaerythritol stearate, the two compounding
When silicone master batch and pentaerythrite stearic acid weight proportion be 2:3.
The preparation method of above-mentioned high thermal deformation basalt fibre enhancing halogen-free flameproof PET material, includes the following steps：
(1), raw material weighs：By weight：
(2), PET resin, antioxidant, lubricant and the nucleating agent in step (1) are added to high-speed mixer, mixing 20
~30 seconds；
(3), halogen-free flame retardants, the self-control toughener weighed up in addition step (1) is added in the mixture of step (2),
Continue mixing 20 seconds；
(4), the raw material mixed is added in double screw extruder, in step (1) surface treated basalt fiber by
Fine mouth is added to be added, 240 DEG C~260 DEG C melting extrusions, cooling and dicing obtains composite material.
The step (2), (3) high speed mixing machine rotating speed be 400~600rpm；The PET resin is terephthaldehyde
The polymer that acid and ethylene glycol are obtained by polycondensation reaction, intrinsic viscosity 0.60-0.67dl/g；The surface is modified the Black Warrior
Rock fiber is the continuous basalt fiber being surface-treated using the silane coupling agent with epoxy group or amido functional group, fine
Tie up a diameter of 8~15 μm；The halogen-free flame retardants is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by six
Three phosphonitrile of chlorine ring, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, the molar fraction ratio of 2 xenols
It is 1:3.2；The self-control toughener is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride stem grafting polyolefin is by gathering
Alkene, maleic anhydride, DCP, DLTP are made by melting extrusion, specific consumption proportion：60~80 parts by weight of polyolefin；Maleic acid
3~6 parts by weight of acid anhydride；The parts by weight of DCP0.3~0.6；The parts by weight of DLTP0.1~0.3；The antioxidant is Hinered phenols, phosphorous acid
One or both of esters antioxidant, Hinered phenols and phosphite ester kind antioxidant weight proportion are 1 at two kinds:2；It is described
Nucleating agent is one kind in nano modification organo montmorillonite, kaolin, polyethylene glycol；The lubricant is silicone master batch or season penta
The composition of one or both of tetrol stearate, silicone master batch and pentaerythrite stearic acid weight proportion when the two compounds
It is 2:3.
The principle of the invention is as follows：
By adding maleic anhydride stem grafting polyolefin elastomer come the low problem of the notch impact strength that improves PET material.
Enhancing modification is carried out by adding basalt fibre, the mechanical property of material can be improved.With silane coupling agent pair
Basalt fibre carries out surface treatment modification, using formed between functional group and resin on coupling agent effective chemical bond or mutually
Effect enhances the compatibility between basalt fibre and matrix resin, ensures the mechanical property of material.
By the chlorine of 2,2- xenol nucleophilic displacement of fluorine hexachlorocyclotriph,sphazenes, xenyl is prepared by controlling the proportioning between raw material
Three phosphonitrile fire retardant of ring.
The present invention compared with the existing technology the advantages of and effect be：
1, compared with glass fiber reinforced flame retardant PET composite material, PET composite material prepared by the present invention has mechanical property
The feature that energy is good, heat distortion temperature is high, environmentally protective.
2, the material mechanical performance that prepared by the present invention is excellent, tensile strength 120MPa, bending strength 174MP, notch shock
Intensity 8.8kJ/m2。
3, the present invention prepares material notch impact strength has a degree of raising compared to common fiberglass reinforced product,
It is apparently higher than product in the prior art.It is environmentally protective excellent compared in the Flame-retardant PET composite material of the prior art, having
Point.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Embodiment 1
40 parts by weight of PET resin are weighed, 13 parts by weight of halogen-free flame retardants make 3 parts by weight of toughener, 0.4 weight of antioxidant by oneself
Part is measured, 0.5 parts by weight of lubricant, 0.4 parts by weight of nucleating agent, it is uniform to be added to high-speed mixer and mixing in certain sequence, specifically
For PET resin, antioxidant, lubricant and nucleating agent are added to high-speed mixer, mix 20~30 seconds；Then the nothing that will be weighed up
Halogen fire retardant, self-control toughener are added in above-mentioned mixture, continue mixing 20 seconds；It is added to twin-screw by main feeding hopper
In extruder, while the surface of 30 parts by weight modification continuous basalt fiber being added by glass fiber opening, through double screw extruder
Melting is kneaded, squeezes out, being granulated, and obtains high thermal deformation basalt fibre enhancing halogen-free flameproof PET material, and temperature of each section is respectively：
One 220 DEG C of area's temperature, two 260 DEG C of area's temperature, three 260 DEG C of area's temperature, four 255 DEG C of area's temperature, five 245 DEG C of area's temperature, six area's temperature
240 DEG C of degree, seven 235 DEG C of area's temperature, eight 235 DEG C of area's temperature, 255 DEG C of head temperature；Engine speed 300rpm.
PET resin in the present embodiment is the polymer that terephthalic acid (TPA) and ethylene glycol are obtained by polycondensation reaction, special
Property viscosity number be 0.60-0.67dl/g.
Surface treated basalt fiber in the present embodiment is using silane coupled with epoxy group or amido functional group
The continuous basalt fiber that agent is surface-treated, fibre diameter are 8~15 μm.
Halogen-free flame retardants in the present embodiment is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by six
Three phosphonitrile of chlorine ring, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, the molar fraction ratio of 2 xenols
It is 1:3.2；Self-control toughener is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride stem grafting polyolefin is by polyene
Hydrocarbon, maleic anhydride, DCP, DLTP are made by melting extrusion, and specific consumption proportion is as follows：
60~80 parts by weight of polyolefin；
3~6 parts by weight of maleic anhydride；
0.3~0.6 parts by weight of DCP；
0.1~0.3 parts by weight of DLTP.
Antioxidant in the present embodiment is Hinered phenols；Nucleating agent is nano modification organo montmorillonite；Lubricant is silicone
Master batch.
Embodiment 2
60 parts by weight of PET resin are weighed, 14 parts by weight of halogen-free flame retardants make 5 parts by weight of toughener, 0.4 weight of antioxidant by oneself
Part is measured, 0.5 parts by weight of lubricant, 0.4 parts by weight of nucleating agent, it is uniform to be added to high-speed mixer and mixing in certain sequence, passes through master
Feeding hopper is added in double screw extruder, while the surface of 20 parts by weight modification continuous basalt fiber being added by glass fiber opening
Enter, through double screw extruder melting, mixing, squeeze out, granulation, obtains high thermal deformation basalt fibre enhancing halogen-free flameproof PET materials
Material, temperature of each section are respectively：One 220 DEG C of area's temperature, two 260 DEG C of area's temperature, three 260 DEG C of area's temperature, four 255 DEG C of area's temperature, five
245 DEG C of area's temperature, six 240 DEG C of area's temperature, seven 235 DEG C of area's temperature, eight 235 DEG C of area's temperature, 255 DEG C of head temperature；Engine speed
300rpm。
PET resin in the present embodiment is the polymer that terephthalic acid (TPA) and ethylene glycol are obtained by polycondensation reaction, special
Property viscosity number be 0.60-0.67dl/g.
Surface treated basalt fiber in the present embodiment is using silane coupled with epoxy group or amido functional group
The continuous basalt fiber that agent is surface-treated, fibre diameter are 8~15 μm.
Halogen-free flame retardants in the present embodiment is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by six
Three phosphonitrile of chlorine ring, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, the molar fraction ratio of 2 xenols
It is 1:3.2.
Self-control toughener in the present embodiment is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride grafting is poly-
Alkene is made by polyolefin, maleic anhydride, DCP, DLTP by melting extrusion, and specific consumption proportion is as follows：
Antioxidant in the present embodiment is phosphite antioxidant；Nucleating agent is kaolin；Lubricant is Ji Wusi
Alcohol stearate.
Embodiment 3
60 parts by weight of PET resin are weighed, 16 parts by weight of halogen-free flame retardants make 5 parts by weight of toughener, 0.4 weight of antioxidant by oneself
Part is measured, 0.5 parts by weight of lubricant, 0.4 parts by weight of nucleating agent, it is uniform to be added to high-speed mixer and mixing in certain sequence, passes through master
Feeding hopper is added in double screw extruder, while the surface of 30 parts by weight modification continuous basalt fiber being added by glass fiber opening
Enter, through double screw extruder melting, mixing, squeeze out, granulation, obtains high thermal deformation basalt fibre enhancing halogen-free flameproof PET materials
Material, temperature of each section are respectively：One 220 DEG C of area's temperature, two 260 DEG C of area's temperature, three 260 DEG C of area's temperature, four 255 DEG C of area's temperature, five
245 DEG C of area's temperature, six 240 DEG C of area's temperature, seven 235 DEG C of area's temperature, eight 235 DEG C of area's temperature, 255 DEG C of head temperature；Engine speed
300rpm。
PET resin in the present embodiment is the polymer that terephthalic acid (TPA) and ethylene glycol are obtained by polycondensation reaction, special
Property viscosity number be 0.60-0.67dl/g.
Surface treated basalt fiber in the present embodiment is using silane coupled with epoxy group or amido functional group
The continuous basalt fiber that agent is surface-treated, fibre diameter are 8~15 μm.
Halogen-free flame retardants in the present embodiment is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by six
Three phosphonitrile of chlorine ring, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, the molar fraction ratio of 2 xenols
It is 1:3.2.
Self-control toughener in the present embodiment is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride grafting is poly-
Alkene is made by polyolefin, maleic anhydride, DCP, DLTP by melting extrusion, and specific consumption proportion is as follows：
Antioxidant in the present embodiment is Hinered phenols, phosphite antioxidant mixture, at two kinds, Hinered phenols
It is 1 with phosphite ester kind antioxidant weight proportion:2；Nucleating agent is polyethylene glycol；Lubricant is that silicone master batch or pentaerythrite are hard
The composition of resin acid ester, when the two compounds, silicone master batch and pentaerythrite stearic acid weight proportion are 2:3.
Embodiment 4
The present embodiment difference from Example 3 is：Weighing 60 parts by weight of PET resin, 16 parts by weight of halogen-free flame retardants,
Self-control 7 parts by weight of toughener, 0.4 parts by weight of antioxidant, 0.5 parts by weight of lubricant, 0.4 parts by weight of nucleating agent, in certain sequence
It is uniform to be added to high-speed mixer and mixing, is added in double screw extruder by main feeding hopper, while by the surface of 30 parts by weight
Modified continuous basalt fiber is added by glass fiber opening, through double screw extruder melting, mixing, is squeezed out, granulation, is obtained high thermal change
Shape basalt fibre enhances halogen-free flameproof PET material, and temperature of each section is respectively：One 220 DEG C of area's temperature, two 260 DEG C of area's temperature, three
260 DEG C of area's temperature, four 255 DEG C of area's temperature, five 245 DEG C of area's temperature, six 240 DEG C of area's temperature, seven 235 DEG C of area's temperature, eight area's temperature
235 DEG C, 255 DEG C of head temperature；Engine speed 300rpm.
Comparative example 1
Weigh 50 parts by weight of PET resin, 10 parts by weight of brominated Polystyrene, 4 parts by weight of antimony oxide, ethylene-propylene
Sour 5 parts by weight of methyl esters-glycidyl methacrylate copolymer, 0.5 parts by weight of antioxidant, 0.5 parts by weight of odium stearate are received
Rice 0.5 parts by weight of calcium carbonate, it is uniform to be added to high-speed mixer and mixing in certain sequence, and being added to twin-screw by main feeding hopper squeezes
Go out in machine, while the glass fibre of 30 parts by weight being added by glass fiber opening, melts, is kneaded, squeezes out, makes through double screw extruder
Grain, obtains glass fiber reinforced flame retardant PET material, temperature of each section is respectively：One 220 DEG C of area's temperature, two 260 DEG C of area's temperature, three
260 DEG C of area's temperature, four 255 DEG C of area's temperature, five 245 DEG C of area's temperature, six 240 DEG C of area's temperature, seven 235 DEG C of area's temperature, eight area's temperature
235 DEG C, 255 DEG C of head temperature；Engine speed 300rpm.
Comparative example 2
Weigh 50 parts by weight of PET resin, 10 parts by weight of brominated Polystyrene, 4 parts by weight of antimony oxide, ethylene-propylene
Sour 5 parts by weight of methyl esters-glycidyl methacrylate copolymer, 0.5 parts by weight of antioxidant, lubricant ethylene bis stearamide
0.5 parts by weight, 2 parts by weight of nucleating agent master batch, it is uniform to be added to high-speed mixer and mixing in certain sequence, is added by main feeding hopper
It is added by glass fiber opening into double screw extruder, while by the glass fibre of 30 parts by weight, through double screw extruder melting, is mixed
Refining is squeezed out, is granulated, and obtains glass fiber reinforced flame retardant PET material, temperature of each section is respectively：One 220 DEG C of area's temperature, two area's temperature
260 DEG C of degree, three 260 DEG C of area's temperature, four 255 DEG C of area's temperature, five 245 DEG C of area's temperature, six 240 DEG C of area's temperature, seven area's temperature 235
DEG C, eight 235 DEG C of area's temperature, 255 DEG C of head temperature；Engine speed 300rpm.Embodiment is with comparative example according to following standard testing
Performance：
Tensile strength, bending strength and impact strength are carried out according to ISO 527-2,178 ISO and 179 standards of ISO respectively
Test；Resistance to warping energy, 1~4 the performance test results of the embodiment of the present invention and comparative example result are characterized with the bow degree of material
As shown in table 1.
1~2 obtained composite material test result of 1 Examples 1 to 4 of table and comparative example
The high heat distortion temperature basalt fibre of embodiment 3 enhances halogen-free flameproof polyethylene terephthalate composite wood
Expect excellent in mechanical performance.Room temperature Tensile strength 120MPa, bending strength 174MPa, Izod notched impact strength 8.8kJ/
m2, hence it is evident that it is higher than comparative example 1 (common fiberglass reinforced fire retardant PET composite material).Compared to comparative example 2, the notch shock of material
Intensity is also improved to some extent, at the same have it is environmentally protective a little.
It is obtained from the test data of embodiment and comparative example to draw a conclusion：The basalt being modified using silane coupling agent surface
High heat distortion temperature basalt fibre prepared by fiber enhances halogen-free flameproof polyethylene terephthalate Compound Material Engineering
It has excellent performance, heat distortion temperature height.The use for making maleic anhydride stem grafting polyolefin elastomer by oneself simultaneously, it is compound can to improve PET
The notch impact strength of material.Make the use of halogen-free flame retardants by oneself, it is ensured that while material fire protecting performance, reach green ring
The requirement of guarantor.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (10)
1. a kind of high thermal deformation basalt fibre enhances halogen-free flameproof PET material, which is characterized in that including following components, by weight
Measure part meter：
2. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
It is the polymer that terephthalic acid (TPA) and ethylene glycol are obtained by polycondensation reaction, intrinsic viscosity 0.60- to state PET resin
0.67dl/g。
3. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
It is the company being surface-treated using the silane coupling agent with epoxy group or amido functional group to state surface treated basalt fiber
Continuous basalt fibre, fibre diameter are 8~15 μm.
4. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
It is homemade three phosphonitrile of biphenyl basic ring to state halogen-free flame retardants；Homemade three phosphonitrile of biphenyl basic ring is by hexachlorocyclotriph,sphazene, 2,2 biphenyl
Phenol is made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, and the molar fraction ratio of 2 xenols is 1:3.2.
5. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, which is characterized in that institute
It is homemade maleic anhydride stem grafting polyolefin to state self-control toughener；Homemade maleic anhydride stem grafting polyolefin is by polyolefin, Malaysia
Acid anhydrides, DCP, DLTP are made by melting extrusion, and specific consumption proportion is as follows：
6. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
It is Hinered phenols, one or both of phosphite antioxidant to state antioxidant, Hinered phenols and phosphite ester at two kinds
Kind antioxidant weight proportion is 1:2.
7. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
It is one kind in nano modification organo montmorillonite, kaolin, polyethylene glycol to state nucleating agent.
8. high thermal deformation basalt fibre according to claim 1 enhances halogen-free flameproof PET material, it is characterised in that：Institute
State the composition that lubricant is one or both of silicone master batch or pentaerythritol stearate, silicone master batch when the two compounds
It is 2 with pentaerythrite stearic acid weight proportion:3.
9. enhancing the preparation of halogen-free flameproof PET material according to the high thermal deformation basalt fibre of claim 1~8 any one of them
Method, which is characterized in that include the following steps：
(1), raw material weighs：By weight：
(2), PET resin, antioxidant, lubricant and the nucleating agent in step (1) are added to high-speed mixer, mixing 20~30
Second；
(3), the halogen-free flame retardants weighed up in step (1) is added, self-control toughener is added in the mixture of step (2), continuation
Mixing 20 seconds；
(4), the raw material mixed is added in double screw extruder, surface treated basalt fiber is by adding fibre in step (1)
Mouth is added, and 240 DEG C~260 DEG C melting extrusions, cooling and dicing obtains composite material.
10. the preparation method of high thermal deformation basalt fibre enhancing halogen-free flameproof PET material according to claim 9,
It is characterized in that：The step (2), (3) high speed mixing machine rotating speed be 400~600rpm；The PET resin is terephthaldehyde
The polymer that acid and ethylene glycol are obtained by polycondensation reaction, intrinsic viscosity 0.60-0.67dl/g；The surface is modified the Black Warrior
Rock fiber is the continuous basalt fiber being surface-treated using the silane coupling agent with epoxy group or amido functional group, fine
Tie up a diameter of 8~15 μm；The halogen-free flame retardants is homemade three phosphonitrile of biphenyl basic ring；Homemade three phosphonitrile of biphenyl basic ring is by six
Three phosphonitrile of chlorine ring, 2,2 xenols are made by nucleophilic substitution, hexachlorocyclotriph,sphazene and 2, the molar fraction ratio of 2 xenols
It is 1:3.2；The self-control toughener is homemade maleic anhydride stem grafting polyolefin；Homemade maleic anhydride stem grafting polyolefin is by gathering
Alkene, maleic anhydride, DCP, DLTP are made by melting extrusion, specific consumption proportion：60~80 parts by weight of polyolefin；Maleic acid
3~6 parts by weight of acid anhydride；The parts by weight of DCP0.3~0.6；The parts by weight of DLTP0.1~0.3；The antioxidant is Hinered phenols, phosphorous acid
One or both of esters antioxidant, Hinered phenols and phosphite ester kind antioxidant weight proportion are 1 at two kinds:2；It is described
Nucleating agent is one kind in nano modification organo montmorillonite, kaolin, polyethylene glycol；The lubricant is silicone master batch or season penta
The composition of one or both of tetrol stearate, silicone master batch and pentaerythrite stearic acid weight proportion when the two compounds
It is 2:3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810375823.0A CN108530848A (en) | 2018-04-25 | 2018-04-25 | High thermal deformation basalt fibre enhancing halogen-free flameproof PET material and preparation method thereof |
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| CN (1) | CN108530848A (en) |
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| CN112126198A (en) * | 2020-08-28 | 2020-12-25 | 贵州省材料产业技术研究院 | High-strength flame-retardant antistatic PET material |
| CN113832554A (en) * | 2021-10-27 | 2021-12-24 | 温州远大服饰有限公司 | Flame-retardant jacket and preparation method thereof |
| CN115160608A (en) * | 2022-08-22 | 2022-10-11 | 四川大学 | Basalt fiber reinforced polyether-ether-ketone-based composite material and preparation method and application thereof |
| CN115386162A (en) * | 2022-07-07 | 2022-11-25 | 山东京博石油化工有限公司 | Halogen-free flame-retardant material and preparation method thereof |
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| CN111145955A (en) * | 2020-01-06 | 2020-05-12 | 湖南湘江电缆有限公司 | Impact-resistant high-flame-retardant cable |
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| CN113832554A (en) * | 2021-10-27 | 2021-12-24 | 温州远大服饰有限公司 | Flame-retardant jacket and preparation method thereof |
| CN115386162A (en) * | 2022-07-07 | 2022-11-25 | 山东京博石油化工有限公司 | Halogen-free flame-retardant material and preparation method thereof |
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