CN106700227A - Polypropylene nanometer montmorillonite intumescent flame-retardant composite and preparation method thereof - Google Patents
Polypropylene nanometer montmorillonite intumescent flame-retardant composite and preparation method thereof Download PDFInfo
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- CN106700227A CN106700227A CN201510771662.3A CN201510771662A CN106700227A CN 106700227 A CN106700227 A CN 106700227A CN 201510771662 A CN201510771662 A CN 201510771662A CN 106700227 A CN106700227 A CN 106700227A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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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
- C08K2201/011—Nanostructured additives
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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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Abstract
The invention relates to a polypropylene nanometer montmorillonite intumescent flame-retardant composite and a preparation method thereof. The main objective of the invention is to overcome the problems of harm to human health, pollution to environment and the like due to generation of toxic smog in combustion of a conventional flame-retardant polypropylene material dependent on a halogen/antimony flame retardation system. The invention is innovative in that self-made modified montmorillonite is added, so the flame retardation performance and mechanical properties of the composite are greatly improved. The preparation method mainly comprises the following steps: compounding an intumescent flame retardant; and subjecting the intumescent flame retardant, 60 to 75 parts of polypropylene resin, 1 to 3.5 parts of nanometer montmorillonite, 1 to 2 parts of a synergistic agent, 0 to 10 parts of a compatilizer and 0.2 to 0.5 part of an anti-oxidant to mixing and processing. The polypropylene composite prepared in the invention has good flame retardation performance and mechanical properties, is low in smoke and free of toxicity and molten drops during combustion, and reduces pollution to environment and harm to human health.
Description
Technical field
The present invention relates to a kind of polypropylene nano montmorillonite intumescent flame-retardant composite and preparation method thereof, traditional halogen/antimony flame-retardant system, category and halogen-free flameproof composite high-molecular material technical field are independent of.
Background technology
Polypropylene (Polypropylene, abbreviation code name PP) as a kind of light weight, it is nontoxic, inexpensive general-purpose plastics, have the advantages that source is wide, density is low, mechanical property is good, insulating properties are excellent, proof stress, corrosion-resistant and easy processing are molded, and is widely used in the industries such as electrical equipment, chemical industry, machinery, weaving, packaging for foodstuff.Because polypropylene belongs to hydrocarbon class material, only 17.4% ~ 18.5%, inflammable and burning velocity is fast, and a large amount of molten drops are produced in burning, easily propagating flame for its oxygen index (OI), and the production and living for giving people bring many hidden danger.In order to overcome this shortcoming, people often add various fire retardants in polypropylene.Flame-retardant polypropylene composite material in the market still largely uses halogen/antimony flame-retardant system, and a large amount of toxic smogs can be produced during such material combustion, not only causes the corrosion of instrument and equipment, can also hinder the transfer of rescue personnel and disaster affected people.In addition, inorganic combustion inhibitor such as aluminium hydroxide, magnesium hydroxide etc. is also widely applied, although this based flame retardant asepsis environment-protecting, its addition is excessive, have impact on the mechanical property of material.Therefore, the exploitation of current fire retardant it is important that suppression cigarette, suppression poison, the environment-friendly fire retardant of development of new.The expansion type flame retardant used in the present invention solves problem above well, and much less than inorganic combustion inhibitor for its addition, and corrosive gas and its harmful substance will not be also produced during burning.
Montmorillonite main component montmorillonite, the laminar silicic acid salt crystal being made up of two-layer Si-O tetrahedrons and one layer of Al-O octahedron.With very big flakiness ratio（10~100）, it is modified after limellar stripping, charcoal can be promoted into, play good flame retardant effect and anti-dripping effects, smoke suppressing effect can be strengthened again.The mechanism of its flame retarded polymeric material includes into charcoal and Char Residues Structure mechanism, chemical reaction charcoal forming machine system, mechanism of element migration and concentration and modified level quaternary ammonium salt influencing mechanism.
The content of the invention
Halogen/antimony flame-retardant system is used present invention aim to address existing polypropylene material, toxic smog is produced, the problem of the corrosion of instrument and equipment, harm body and environment is caused.A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite is provided, such material compares inorganic fire-retarded composite, and not only addition is small, and its fire resistance is obviously improved, and will not deteriorate the mechanical property of material.
The technical scheme that the present invention is used to solve above-mentioned technical problem is as follows, and a kind of polypropylene nano montmorillonite intumescent flame-retardant composite, its feature includes each component of following weight fraction：
Acrylic resin
60 ~ 75 parts；
Nano imvite
1 ~ 3.5 part；
Expanding fire retardant
25 ~ 40 parts；
Fire retarding synergist
1 ~ 2 part；
Compatilizer
0 ~ 10 part；
Antioxidant
0.2 ~ 0.5 part.
The component of wherein expanding fire retardant is as follows：
Pentaerythrite
6.3~33.3；
Ammonium polyphosphate
50~62.5；
Melamine
16.7~31.2。
In a preferred embodiment, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In a preferred embodiment, the nano imvite for montmorillonite through it is organically-modified self-control and obtain.
In a preferred embodiment, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine be obtained through high mixer mixed at high speed.
In a preferred embodiment, the fire retarding synergist is Firebrake ZB.
In a preferred embodiment, the compatilizer is maleic anhydride inoculated polypropylene.
In a preferred embodiment, the commercially available antioxidant 1010 of the antioxidant.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite of certain weight ratio, ammonium polyphosphate and melamine, high mixer, mixed at high speed 3 ~ 5 minutes are put into；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By weight portion for 60 ~ 75 parts acrylic resin, weight portion for 25 ~ 40 parts expanding fire retardant, weight portion for 1 ~ 3.5 part nano imvite, weight portion for 1 ~ 2 part fire retarding synergist, weight portion for 0 ~ 10 part compatilizer, weight portion be 0.2 ~ 0.5 part of antioxidant after high mixer is sufficiently mixed, the polypropylene nano montmorillonite intumescent flame-retardant composite is obtained through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In a preferred embodiment, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Because in the technical scheme that invention is used, the fire retardant for using employs the expanding fire retardant of novel built, therefore, compared with background technology, have the following advantages that：
1st, the present invention does not produce corrosive gas and harmful substance, not harmful to human without traditional halogen/antimony flame-retardant system is relied on after burning, free from environmental pollution；
2nd, flame-proof composite material of the invention should greatly reduce relative to inorganic fire-retarded composite, loading, with more preferable mechanical property；
3rd, the compounding composition of use of the invention is simple and easy to get, with low cost, and preparation technology is easy, is easy to produce and industrializes.
Specific embodiment
With reference to embodiment, the present invention is described in further detail.
Embodiment 1
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 70 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 33.3% weight portion, the ammonium polyphosphate of 50% weight portion and 16.7% weight portion）, weight portion is 1 part of fire retarding synergist, and weight portion is 5 parts of compatilizer, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 33.3%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 50% ammonium polyphosphate and weight portion is 16.7%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 70 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 33.3% weight portion, the ammonium polyphosphate of 50% weight portion and 16.7% weight portion）Weight portion is 1 part of fire retarding synergist, weight portion is 5 parts of compatilizer, weight portion is 0.2 part of antioxidant after high mixer is sufficiently mixed, the polypropylene nano montmorillonite intumescent flame-retardant composite is obtained through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Embodiment 2
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 65 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 33.3% weight portion, the ammonium polyphosphate of 50% weight portion and 16.7% weight portion）, weight portion is 1 part of fire retarding synergist, and weight portion is 10 parts of compatilizer, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 33.3%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 50% ammonium polyphosphate and weight portion is 16.7%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 65 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 33.3% weight portion, the ammonium polyphosphate of 50% weight portion and 16.7% weight portion）Weight portion is 1 part of fire retarding synergist, weight portion is 10 parts of compatilizer, weight portion is 0.2 part of antioxidant after high mixer is sufficiently mixed, the polypropylene nano montmorillonite intumescent flame-retardant composite is obtained through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Embodiment 3
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 75 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 20% weight portion, the ammonium polyphosphate of 60% weight portion and 20% weight portion）, weight portion is 1 part of fire retarding synergist, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 20%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 60% ammonium polyphosphate and weight portion is 20%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 75 parts, weight portion is 1 part of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 20% weight portion, the ammonium polyphosphate of 60% weight portion and 20% weight portion）Weight portion is 1 part of fire retarding synergist, weight portion be 0.2 part of antioxidant after high mixer is sufficiently mixed, obtain the polypropylene nano montmorillonite intumescent flame-retardant composite through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Embodiment 4
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 70 parts, weight portion is 2 parts of nano imvite, and weight portion is 30 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 20% weight portion, the ammonium polyphosphate of 60% weight portion and 20% weight portion）, weight portion is 2 parts of fire retarding synergist, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 20%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 60% ammonium polyphosphate and weight portion is 20%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 70 parts, weight portion is 2 parts of nano imvite, and weight portion is 30 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 20% weight portion, the ammonium polyphosphate of 60% weight portion and 20% weight portion）Weight portion is 2 parts of fire retarding synergist, weight portion be 0.2 part of antioxidant after high mixer is sufficiently mixed, obtain the polypropylene nano montmorillonite intumescent flame-retardant composite through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Embodiment 5
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 65 parts, weight portion is 2 parts of nano imvite, and weight portion is 35 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 6.3% weight portion, the ammonium polyphosphate of 62.5% weight portion and 31.2% weight portion）, weight portion is 1 part of fire retarding synergist, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 6.3%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 62.5% ammonium polyphosphate and weight portion is 31.2%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 65 parts, weight portion is 2 parts of nano imvite, and weight portion is 25 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 6.3% weight portion, the ammonium polyphosphate of 62.5% weight portion and 31.2% weight portion）Weight portion is 1 part of fire retarding synergist, weight portion be 0.2 part of antioxidant after high mixer is sufficiently mixed, obtain the polypropylene nano montmorillonite intumescent flame-retardant composite through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
Embodiment 6
Polypropylene nano montmorillonite intumescent flame-retardant composite in the present embodiment, by the acrylic resin that weight portion is 60 parts, weight portion is 3.5 parts of nano imvite, and weight portion is 40 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 6.3% weight portion, the ammonium polyphosphate of 62.5% weight portion and 31.2% weight portion）, weight portion is 1 part of fire retarding synergist, and weight portion is that 0.2 part of antioxidant compounding processing is obtained.
In implementation method, the inherent viscosity of the acrylic resin is 10, and fusing point is 175 DEG C.
In implementation method, the nano imvite is that commercially available montmorillonite is organically-modified to be obtained.
In implementation method, the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
In implementation method, the fire retarding synergist is Firebrake ZB.
In implementation method, the compatilizer is maleic anhydride inoculated polypropylene.
In implementation method, the antioxidant is commercially available antioxidant 1010.
A kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, comprises the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite that weight portion is 6.3%, high mixer, mixed at high speed 3 ~ 5 minutes are put into after the melamine premix that weight portion is 62.5% ammonium polyphosphate and weight portion is 31.2%；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By the acrylic resin that weight portion is 60 parts, weight portion is 3.5 parts of nano imvite, and weight portion is 40 parts of expanding fire retardant（Wherein contain the melamine of the pentaerythrite of 6.3% weight portion, the ammonium polyphosphate of 62.5% weight portion and 31.2% weight portion）Weight portion is 1 part of fire retarding synergist, weight portion be 0.2 part of antioxidant after high mixer is sufficiently mixed, obtain the polypropylene nano montmorillonite intumescent flame-retardant composite through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
In implementation method, the fire-retardant rank of the flame-proof composite material is UL94 V-0 grades.
In order to investigate the effect of polypropylene nano montmorillonite intumescent flame-retardant composite mechanical property and fire resistance prepared by the present invention, tensile strength test has been carried out by GB/T1040-2006 standards to the novel polypropylene halogen free nanometer montmorillonite flame-retardant composite material prepared by above-described embodiment, the measure of bending property has been carried out by GB/T9341-2008 standards, impact property test has been carried out by GB/T1043-2008 standards, vertical burn test is carried out by ASTM standard, test result see the table below.
| Test event | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Tensile strength (MPa) | 29 | 29 | 26 | 26 | 28 | 24 |
| Bending strength (MPa) | 53 | 47 | 47 | 46 | 47 | 44 |
| Bending modulus (MPa) | 2537 | 1986 | 2384 | 2537 | 2561 | 3492 |
| Impact strength (kJ/m2) | 21 | 19 | 29 | 25 | 23 | 19 |
| Fire resistance（UL-94） | V-0 | V-0 | V-0 | V-0 | V-0 | V-0 |
Claims (10)
1. a kind of polypropylene nano montmorillonite intumescent flame-retardant composite and preparation method thereof, its feature includes each component of following weight fraction：
Acrylic resin
60 ~ 75 parts；
Nano imvite
1 ~ 3.5 part；
Expanding fire retardant
25 ~ 40 parts；
Fire retarding synergist
1 ~ 2 part；
Compatilizer
0 ~ 10 part；
Antioxidant
0.2 ~ 0.5 part.
2. the component of wherein expanding fire retardant is as follows：
Pentaerythrite
6.3~33.3；
Ammonium polyphosphate
50~62.5；
Melamine
16.7~31.2。
3. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the inherent viscosity of the acrylic resin is 10, fusing point is 175 DEG C.
4. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the nano imvite is obtained for montmorillonite through organically-modified self-control.
5. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the expanding fire retardant is the pentaerythrite of certain weight ratio, ammonium polyphosphate, melamine are obtained through high mixer mixed at high speed.
6. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the fire retarding synergist is Firebrake ZB.
7. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the compatilizer is maleic anhydride inoculated polypropylene.
8. polypropylene nano montmorillonite intumescent flame-retardant composite according to claim 1, it is characterised in that the antioxidant is commercially available antioxidant 1010.
9. a kind of preparation method of polypropylene nano montmorillonite intumescent flame-retardant composite, it is characterised in that comprise the following steps：
A) prepared by expanding fire retardant：By the pentaerythrite of certain weight ratio, ammonium polyphosphate and melamine, high mixer, mixed at high speed 3 ~ 5 minutes are put into；
B) polypropylene nano montmorillonite intumescent flame-retardant composite is prepared：By weight portion for 60 ~ 75 parts acrylic resin, weight portion for 25 ~ 40 parts expanding fire retardant, weight portion for 1 ~ 3.5 part nano imvite, weight portion for 1 ~ 2 part fire retarding synergist, weight portion for 0 ~ 10 part compatilizer, weight portion be 0.2 ~ 0.5 part of antioxidant after high mixer is sufficiently mixed, the polypropylene nano montmorillonite intumescent flame-retardant composite is obtained through screw extruder extruding pelletization, wherein, the temperature range of screw extruder is 175 DEG C ~ 200 DEG C.
10. the polypropylene nano montmorillonite intumescent flame-retardant composite for preparing according to claim 8, it is characterized in that：The fire-retardant rank of flame-proof composite material is UL94 V-0 grades.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107200925A (en) * | 2017-07-10 | 2017-09-26 | 芜湖扬展新材料科技服务有限公司 | A kind of preparation method of anti-flaming polypropylene material |
| CN107778663A (en) * | 2017-11-29 | 2018-03-09 | 西华大学 | A kind of montmorillonite Composite fire proofing and preparation method thereof |
| CN110218357A (en) * | 2019-06-28 | 2019-09-10 | 金旸（厦门）新材料科技有限公司 | Resistance to precipitation expansion type flame retardant of one kind and preparation method thereof |
| CN112157969A (en) * | 2020-09-28 | 2021-01-01 | 杨剑飞 | Polyethylene heat shrinkable film and preparation method thereof |
| CN112961431A (en) * | 2021-02-07 | 2021-06-15 | 陈瑞英 | High-temperature-resistant flame-retardant insulating material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134830A (en) * | 2007-08-24 | 2008-03-05 | 华南理工大学 | Non-bittern expanding flame-proof material and method for making same |
| CN101293983A (en) * | 2007-04-28 | 2008-10-29 | 中国石油化工股份有限公司 | Expansion flame-proof polypropelene composition and preparation method thereof |
| CN102796319A (en) * | 2012-08-11 | 2012-11-28 | 中山赛特工程塑料有限公司 | Expansion type flame-retardant polypropylene composition |
-
2015
- 2015-11-12 CN CN201510771662.3A patent/CN106700227A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101293983A (en) * | 2007-04-28 | 2008-10-29 | 中国石油化工股份有限公司 | Expansion flame-proof polypropelene composition and preparation method thereof |
| CN101134830A (en) * | 2007-08-24 | 2008-03-05 | 华南理工大学 | Non-bittern expanding flame-proof material and method for making same |
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Application publication date: 20170524 |