CN109627598A - A kind of polypropylene flame redardant film and preparation method thereof for encapsulating graphene Electric radiant Heating Film - Google Patents
A kind of polypropylene flame redardant film and preparation method thereof for encapsulating graphene Electric radiant Heating Film Download PDFInfo
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- CN109627598A CN109627598A CN201811424889.0A CN201811424889A CN109627598A CN 109627598 A CN109627598 A CN 109627598A CN 201811424889 A CN201811424889 A CN 201811424889A CN 109627598 A CN109627598 A CN 109627598A
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/14—Copolymers of propene
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2453/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
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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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/5205—Salts of P-acids with N-bases
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Abstract
The present invention relates to a kind of polypropylene flame redardant films and preparation method thereof for encapsulating graphene Electric radiant Heating Film, are made of the following raw material calculated by weight: 65-80 parts of copolymer polypropylene, 5-30 parts of elastomer, 10-20 parts of fire retardant, 5-10 parts of fire retarding synergist, 1-3 parts of coupling agent, 0.1-0.5 parts of antioxidant, 0.2-0.6 parts of light stabilizer, 5-10 parts of inorganic filler, 1-2 parts of nucleating agent.The polypropylene flame redardant film prepared by the present invention for being used to encapsulate graphene Electric radiant Heating Film, mechanical property and flame retardant property are good, flame retardant rating reaches V0 rank, improve it is existing encapsulation graphene Electric radiant Heating Film material thermal stability it is poor, burning when smoke density greatly, poor impact resistance, not environmentally the problem of.
Description
Technical field
The present invention relates to electrothermal film technology fields more particularly to a kind of for encapsulating the polypropylene flame redardant of graphene Electric radiant Heating Film
Film and preparation method thereof.
Background technique
Graphene be one kind by carbon atom with sp2Hybridized orbit forms the Two-dimensional Carbon nanometer material that hexangle type is in honeycomb lattice
Material has excellent optics, electricity, mechanical characteristic.Graphene Electric radiant Heating Film is exactly the invention of graphene practical application, is current institute
There is electric heating system thermal transition efficiency highest, almost without the energy loss of the forms such as mechanical energy, luminous energy and chemical energy.
In traditional Electric radiant Heating Film, Electric radiant Heating Film is encapsulated between two layers of polyvinyl chloride film, plays the role of protection.But polychlorostyrene
The thermal stability of ethylene is poor, and reaction of easily decomposing under heating condition generates hydrogen chloride, while physical mechanical property is also rapid
Decline, influences using effect.Secondly polyvinyl chloride no doubt has flame retardant effect, but smoke density is big when burning and releases chlorination
The toxic gases such as hydrogen, dioxin, are detrimental to health, and pollute environment.And there is also poor impact resistances for pvc material
Defect.
Summary of the invention
Therefore, for the above content, the present invention provides a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, changes
Be apt to existing encapsulation graphene Electric radiant Heating Film protective film thermal stability is poor, smoke density greatly, poor impact resistance, not environmentally the problem of.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions: one kind is for encapsulating graphene electric heating
The polypropylene flame redardant film of film, which is characterized in that calculated with mass fraction, including following components:
The fire retardant is by isopropanolamine phosphate, ethylenediamine tetraacetic propyl alcohol, o-phenylenediamine according to weight ratio 1.5-2.5:
0.5-1.5:1-2 is composed.
A further improvement is that: the elastomer is bibasic ethylene propylene rubber, brominated styrene-butadiene-styrene block
One of copolymer, styrene-isoprene-styrene block copolymer, ethylene-propylene-diene copolymer are a variety of.
A further improvement is that: the fire retarding synergist is one of antimony oxide, zirconium dioxide, barium sulfate or more
Kind.
A further improvement is that: the antioxidant is bis- two phosphorus of (2,6- di-t-butyl -4- aminomethyl phenyl) pentaerythrite
The double dodecane esters of acid esters, thio-2 acid, one of 3,3'- thiobis propionic acid double tridecyl esters or a variety of.
A further improvement is that: the light stabilizer is 4,4'- dihydroxy benaophenonel, one in 5- butyl benzotriazole
Kind or two kinds.
A further improvement is that: the inorganic filler is bentonite, potassium titanate crystal whisker, calcium sulfate, one in ceramic microsphere
Kind is a variety of.
A further improvement is that: the nucleating agent is by 1,3:2,4- dibenzal sorbitol, dehydroabietic acid sodium salt according to weight
Than (0.8-1.2): (1.5-2.0) is composed.
The present invention also provides above-mentioned a kind of for encapsulating the preparation method of the polypropylene flame redardant film of graphene Electric radiant Heating Film, packets
Include following steps:
Step1: weighing each component raw material by recipe ratio, and be added in high-speed mixer and be sufficiently mixed 20-30min, mixing
Temperature is 85-100 DEG C, and processing obtains uniform mixed material；
Step2: said mixture material is added twin-screw extrude, wherein exporting each area's temperature from feed opening to head
Degree is respectively 170-190 DEG C, 185-200 DEG C, 185-200 DEG C, 195-205 DEG C, 200-210 DEG C, 210-220 DEG C, is then passed through
Temperature is 215-230 DEG C of molding die extrusion melt material；
Step3: above-mentioned fused materials, which are flowed to temperature, is on 25-50 DEG C of chill roll, after cooling and shaping by sided corona treatment,
Trimming, winding process obtain the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film.
Mixed at high speed used by the preparation method of polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film of the invention
Machine, double screw extruder are present known device.
By using preceding solution, the beneficial effects of the present invention are: (1) uses isopropanolamine phosphate-second two
Four propyl alcohol of amine-o-phenylenediamine compound system fire retardant, isopropanolamine phosphate and ethylenediamine tetraacetic third when polypropylene screen burning
Dehydration of alcohols charing, sticky carbonizing production are swollen under the action of the gas and small molecule volatile matter that vapor, o-phenylenediamine discharge
It is swollen, form micropore Char Residues Structure.The layer of charcoal can be heat-insulated, oxygen barrier, plays fire-retardant effect.(2) the polypropylene flame redardant film prepared
Good mechanical properties are in particular in tensile strength and bending strength that cigarette is close when flame retardant rating can reach V0 rank and burn
It spends low.(3) polypropylene flame redardant film prepared by the present invention has good cold resistance, reachable -60 DEG C of brittle temperature, and existing
The polychloroethylene film cold resistance for encapsulating graphene Electric radiant Heating Film is quite even better, can satisfy actual use needs, is not in
Plastics lose flexibility, and become fragile situation easy to break.(4) polypropylene flame redardant film prepared by the present invention has electricity absolutely by modified
Good, anti-aging, the not degradable advantage of edge.
Specific embodiment
Carry out the embodiment that the present invention will be described in detail below with reference to specific embodiment, how skill is applied to the present invention whereby
Art means solve technical problem, and the realization process for reaching technical effect can fully understand and implement.
Unless otherwise specified, the conventional hand that technological means employed in embodiment is well known to those skilled in the art
Section, used reagent and product are also available commercial.The source of agents useful for same, trade name and it is necessary to list it
Constituent person is indicated on the first occurrence.
Embodiment one
A kind of polypropylene flame redardant film ingredient for encapsulating graphene Electric radiant Heating Film includes: 65 parts of copolymer polypropylene, 2 parts of binary
EP rubbers, 3 parts of brominated styrene-butadiene-styrene block copolymers, 5 parts of isopropanolamine phosphate, 1.7 parts of ethylenediamines
Four propyl alcohol, 3.3 parts of o-phenylenediamines, 1 part of silane coupling A -151,2 parts of antimony oxides, 3 parts of zirconium dioxides, 0.1 part it is bis- (2,
6- di-t-butyl -4- aminomethyl phenyl) pentaerythritol diphosphate, 0.2 part of 4,4'- dihydroxy benaophenonel, 2 parts of bentonites, 3 parts
Potassium titanate crystal whisker, 0.35 part of 1,3:2,4- dibenzal sorbitol, 0.65 part of dehydroabietic acid sodium salt.
A kind of preparation step for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film is as follows:
Step1: the ingredient weighed up being added in high-speed mixer and is sufficiently mixed 20min, and mixing temperature is 85 DEG C, is handled
To uniform mixed material；
Step2: said mixture material is added twin-screw extrude, wherein exporting each area's temperature from feed opening to head
Degree is respectively 170 DEG C, 185 DEG C, 185 DEG C, 195 DEG C, 200 DEG C, 210 DEG C, is then that 215 DEG C of molding dies extrusions are molten through excess temperature
Melt material；
Step3: above-mentioned fused materials, which are flowed to temperature, is on 25 DEG C of chill rolls, after cooling and shaping by sided corona treatment, cut
Side, winding process obtain the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film.
Embodiment two
A kind of polypropylene flame redardant film ingredient for encapsulating graphene Electric radiant Heating Film includes: 80 parts of copolymer polypropylene, 15 parts of benzene
Ethylene-isoprene-styrene block copolymer, 15 parts of ethylene-propylene-diene copolymers, 8 parts of isopropanolamine phosphate, 5
Part ethylenediamine tetraacetic propyl alcohol, 7 parts of o-phenylenediamines, 3 parts of silane coupling agent KH-670,5 parts of zirconium dioxides, 5 parts of barium sulfate, 0.5 part of sulphur
For the double dodecane esters of dipropionic acid, 0.6 part of 5- butyl benzotriazole, 5 parts of potassium titanate crystal whiskers, 5 parts of calcium sulfate, 0.75 part of 1,3:2,4-
Dibenzal sorbitol, 1.25 parts of dehydroabietic acid sodium salts.
A kind of preparation step for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film is as follows:
Step1: the ingredient weighed up being added in high-speed mixer and is sufficiently mixed 30min, and mixing temperature is 100 DEG C, processing
Obtain uniform mixed material；
Step2: said mixture material is added twin-screw extrude, wherein exporting each area's temperature from feed opening to head
Degree is respectively 190 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, 210 DEG C, 220 DEG C, is then that 230 DEG C of molding dies extrusions are molten through excess temperature
Melt material；
Step3: above-mentioned fused materials, which are flowed to temperature, is on 50 DEG C of chill rolls, after cooling and shaping by sided corona treatment, cut
Side, winding process obtain the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film.
Embodiment three
A kind of polypropylene flame redardant film ingredient for encapsulating graphene Electric radiant Heating Film includes: 72 parts of copolymer polypropylene, 18 parts of benzene
Ethylene-isoprene-styrene block copolymer, 6.7 parts of isopropanolamine phosphate, 3.3 parts of ethylenediamine tetraacetic propyl alcohol, 5 parts of adjacent benzene
Diamines, 1 part of silane coupling A -151,1 part of silane coupling agent KH-670,2 parts of antimony oxides, 3 parts of zirconium dioxides, 2 parts of sulfuric acid
Barium, 0.3 part of 3,3'- thiobis propionic acid double tridecyl ester, 0.1 part of 4,4'- dihydroxy benaophenonel, 0.3 part of 5- butyl benzo
Triazole, 3 parts of calcium sulfate, 4 parts of ceramic microspheres, 0.54 part of 1,3:2,4- dibenzal sorbitol, 0.96 part of dehydroabietic acid sodium salt.
A kind of preparation step for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film is as follows:
Step1: the ingredient weighed up being added in high-speed mixer and is sufficiently mixed 25min, and mixing temperature is 90 DEG C, is handled
To uniform mixed material；
Step2: said mixture material is added twin-screw extrude, wherein exporting each area's temperature from feed opening to head
Degree is respectively 180 DEG C, 190 DEG C, 190 DEG C, 200 DEG C, 205 DEG C, 215 DEG C, is then that 220 DEG C of molding dies extrusions are molten through excess temperature
Melt material.
Step3: above-mentioned fused materials, which are flowed to temperature, is on 35 DEG C of chill rolls, after cooling and shaping by sided corona treatment, cut
Side, winding process obtain the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film.
Tensile strength, bending to the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film of the preparation of embodiment one to three
Intensity, flame retardant rating, light transmittance, mist degree performance are tested, and testing standard is as follows:
Tensile strength: according to ASTM D-638 standard, unit MPa；
Bending strength: according to ASTM D-790 standard, unit MPa；
Flame retardant rating: vertical burn test is carried out according to ANSL-UL94-2009 standard；
Smoke density: it is tested according to GB/T8323-2008 standard；
Brittle temperature: it is tested according to GB/T5470-2008 standard.
Using the polychloroethylene film outside a big envelope Electric radiant Heating Film common on the market as control, test result is as shown in table 1.
Table 1 is used to encapsulate the performance test results of the polypropylene flame redardant film of graphene Electric radiant Heating Film
| Test item | Embodiment one | Embodiment two | Embodiment three | Comparative example |
| Tensile strength (MPa) | 20.3 | 22.1 | 20.8 | 19.7 |
| Bending strength (MPa) | 27.9 | 25.8 | 26.7 | 24.5 |
| Flame retardant rating | V0 | V0 | V0 | V1 |
| Smoke density | 2.65 | 2.47 | 2.54 | 3.21 |
| Brittle temperature (DEG C) | -60 | -57 | -56 | -45 |
The foregoing descriptions are merely the embodiment using this origination techniques content, any those skilled in the art use this wound
Make done modifications and changes, all belong to the scope of the patents of this creation opinion, and is not limited to those disclosed embodiments.
Claims (8)
1. a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that it is calculated with mass fraction, including with
Lower component:
The fire retardant is by isopropanolamine phosphate, ethylenediamine tetraacetic propyl alcohol, o-phenylenediamine according to weight ratio 1.5-2.5:0.5-
1.5:1-2 being composed.
2. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that elastomer
For bibasic ethylene propylene rubber, brominated styrene-butadiene-styrene block copolymer, styrene-isoprene-phenylethene block
One of copolymer, ethylene-propylene-diene copolymer are a variety of.
3. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that fire-retardant association
Effect agent is one of antimony oxide, zirconium dioxide, barium sulfate or a variety of.
4. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that anti-oxidant
Agent is bis- (2,6- di-t-butyl -4- aminomethyl phenyl) pentaerythritol diphosphates, the double dodecane esters of thio-2 acid, 3,3'- sulphur
One of generation double propionic acid double tridecyl esters are a variety of.
5. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that light is stablized
Agent is one or both of 4,4'- dihydroxy benaophenonel, 5- butyl benzotriazole.
6. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that inorganic to fill out
Material is one of bentonite, potassium titanate crystal whisker, calcium sulfate, ceramic microsphere or a variety of.
7. according to claim 1 a kind of for encapsulating the polypropylene flame redardant film of graphene Electric radiant Heating Film, which is characterized in that nucleating agent
It is composed of 1,3:2,4- dibenzal sorbitol, dehydroabietic acid sodium salt according to weight ratio 0.8-1.2:1.5-2.0.
8. according to claim 1-7 a kind of for encapsulating the preparation of the polypropylene flame redardant film of graphene Electric radiant Heating Film
Method, which comprises the following steps:
Step1: weighing each component raw material by recipe ratio, and be added in high-speed mixer and be sufficiently mixed 20-30min, mixing temperature
It is 85-100 DEG C, processing obtains uniform mixed material；
Step2: said mixture material is added twin-screw extrude, wherein exporting each area's temperature point from feed opening to head
Not Wei 170-190 DEG C, 185-200 DEG C, 185-200 DEG C, 195-205 DEG C, 200-210 DEG C, 210-220 DEG C, then through excess temperature
For 215-230 DEG C of molding die extrusion melt material；
Step3: above-mentioned fused materials, which are flowed to temperature, is on 25-50 DEG C of chill roll, after cooling and shaping by sided corona treatment, cut
Side, winding process obtain the polypropylene flame redardant film for encapsulating graphene Electric radiant Heating Film.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110157096A (en) * | 2019-05-16 | 2019-08-23 | 江苏理工学院 | A kind of environmental protection type antistatic anti-flaming polypropylene material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110157096A (en) * | 2019-05-16 | 2019-08-23 | 江苏理工学院 | A kind of environmental protection type antistatic anti-flaming polypropylene material and preparation method thereof |
| CN110157096B (en) * | 2019-05-16 | 2021-10-19 | 江苏理工学院 | Environment-friendly antistatic flame-retardant polypropylene material and preparation method thereof |
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