CN106633388A - Red phosphorus flame-retardant reinforced polypropylene material and preparation method thereof - Google Patents
Red phosphorus flame-retardant reinforced polypropylene material and preparation method thereof Download PDFInfo
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- CN106633388A CN106633388A CN201611012794.9A CN201611012794A CN106633388A CN 106633388 A CN106633388 A CN 106633388A CN 201611012794 A CN201611012794 A CN 201611012794A CN 106633388 A CN106633388 A CN 106633388A
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- red phosphorus
- retardant
- phosphorus flame
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 title claims abstract description 31
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 29
- -1 polypropylene Polymers 0.000 title claims abstract description 27
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 12
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 12
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 238000002844 melting Methods 0.000 claims description 12
- 230000008018 melting Effects 0.000 claims description 12
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims description 10
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 8
- 239000012752 auxiliary agent Substances 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 238000005453 pelletization Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 235000010290 biphenyl Nutrition 0.000 claims description 5
- 239000004305 biphenyl Substances 0.000 claims description 5
- 125000006267 biphenyl group Chemical group 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000007822 coupling agent Substances 0.000 claims description 5
- 239000008187 granular material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 5
- XZTOTRSSGPPNTB-UHFFFAOYSA-N phosphono dihydrogen phosphate;1,3,5-triazine-2,4,6-triamine Chemical compound NC1=NC(N)=NC(N)=N1.OP(O)(=O)OP(O)(O)=O XZTOTRSSGPPNTB-UHFFFAOYSA-N 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 5
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 239000012760 heat stabilizer Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 2
- 229920001400 block copolymer Polymers 0.000 claims description 2
- 238000011068 loading method Methods 0.000 claims description 2
- 239000000178 monomer Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims 1
- OMUGFZNEOIWQOD-UHFFFAOYSA-N boric acid;zinc Chemical compound [Zn].OB(O)O OMUGFZNEOIWQOD-UHFFFAOYSA-N 0.000 claims 1
- 239000011976 maleic acid Substances 0.000 claims 1
- 239000002530 phenolic antioxidant Substances 0.000 claims 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims 1
- 238000004260 weight control Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 6
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 abstract 1
- 150000001648 bromium Chemical class 0.000 abstract 1
- 229910052794 bromium Inorganic materials 0.000 abstract 1
- 229920005629 polypropylene homopolymer Polymers 0.000 abstract 1
- 229920000178 Acrylic resin Polymers 0.000 description 6
- 239000004925 Acrylic resin Substances 0.000 description 6
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 6
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical class OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 4
- 150000008301 phosphite esters Chemical class 0.000 description 3
- 235000019260 propionic acid Nutrition 0.000 description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 3
- RMSGQZDGSZOJMU-UHFFFAOYSA-N 1-butyl-2-phenylbenzene Chemical group CCCCC1=CC=CC=C1C1=CC=CC=C1 RMSGQZDGSZOJMU-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- AGXUVMPSUKZYDT-UHFFFAOYSA-L barium(2+);octadecanoate Chemical compound [Ba+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O AGXUVMPSUKZYDT-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical group [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical group NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a red phosphorus flame-retardant reinforced polypropylene material. The red phosphorus flame-retardant reinforced polypropylene material is prepared from the following raw materials by weight percent: 30 to 50 percent of homo-polypropylene, 10 to 20 percent of co-polypropylene, 3 to 6 percent of polypropylene compatilizer, 10 to 30 percent of glass fibers, 10 to 20 percent of red phosphorus masterbatch, 2 to 5 percent of zinc borate, 0.5 to 2 percent of glowing filament synergist, 0.2 to 0.5 percent of antioxidant, and 0.5 to 1 percent of other aids. The invention also discloses a preparation method of the red phosphorus flame-retardant reinforced polypropylene material. The red phosphorus flame-retardant reinforced polypropylene material has excellent mechanical performance, is not combustible by virtue of the glowing filament GWIT750 DEG C test, and is excellent in machinability, high in flame-retardant grade, high heat resistance, lower in cost compared with the traditional bromium flame-retardant reinforced PP, and capable of meeting the requirements of electronic and electrical products.
Description
Technical field
The present invention relates to technical field of polymer materials, and in particular to a kind of red phosphorus flame-retardant RPP material and its system
Preparation Method.
Background technology
Polypropylene is one of maximum resin of global yield, is also development and fastest-rising plastics variety.Polypropylene is
Obtained a kind of thermoplastic resin by propylene polymerization.Little with relative density, only 0.89-0.91 is most light in plastics
One of kind；Good mechanical property, moulding processability is good；With higher heat resistance, continuously using temperature up to 110-
120℃；Chemical property is good, hardly absorbs water, and does not react with most chemicals；Quality is pure, non-toxic；Electrical insulating property
Many advantages, such as good.Its commercial Application extensively, is largely used to the works such as automobile, electric, machinery, instrument, radio, weaving, national defence
The fields such as journey accessory, commodity, Turnover Box, medical device, construction material.
But acrylic resin there is also some shortcomings, its further expansion for using field is limited.Polypropylene belongs to easy
Combustible material, oxygen index (OI) only has 18 or so.With the raising of people's awareness of safety, the intensification of understanding of preventing fires, in various equipment, instrument
On the parts such as device, building, it is required to use fire proofing.In addition polyacrylic tensile strength is relatively low, only can reach 30MPa left
The right side, is extremely difficult to the application requirement of engineering plastics.Therefore, fire-retardant enhancing is carried out to polypropylene to be modified, and is improved polyacrylic fire-retardant
Grade and mechanical property, expand its use range and are particularly important.
The content of the invention
For prior art exist problem, it is an object of the invention to provide a kind of red phosphorus flame-retardant RPP material and
Its preparation method.
Above-mentioned purpose of the present invention is achieved by the following technical programs：
A kind of red phosphorus flame-retardant RPP material, including component as follows by mass percentage：
Preferably, the compatilizer is maleic anhydride inoculated polypropylene, and maleic anhydride grafting ratio is 0.9～1.1MA%, is led to
Melt indexer is crossed at 190 DEG C, 2.16kg counterweights measure its melt index in more than 40g/10min.
Preferably, the homopolymerization type polypropylene be single propylene monomer polymer, its melt index in 10-12g/10min,
Its number-average molecular weight is in 8-15 ten thousand, and baking controls moisture for 2 hours below 0.1% at 90 DEG C.
Preferably, the copolymerized type propene polymer is the block copolymer of ethene and propylene, and its melt index is in 4-6g/
10min, its number-average molecular weight is in 3-10 ten thousand, and baking controls moisture for 2 hours below 0.1% at 90 DEG C.
Preferably, the red phosphorus flame-retardant masterbatch be a kind of employing microencapsulation, stabilize and strengthen anti-flammability red phosphorus, Jing
Cross extruder melting, combination cooling, the fire-retardant master granule of pelletizing.
Preferably, the Firebrake ZB is a kind of random (or rhombus) white or pale yellow powder, and it has nontoxic, low water
Dissolubility, high thermal stability, granularity are little, proportion is little, good dispersion the features such as.
Preferably, the preparation method of the glowing filament synergist is as follows：By mass percentage, by melamine pyrophosphoric acid 35-
45%th, resorcinol double (diphenyl phosphoester) 35-45%, Firebrake ZB 8-12%, siloxanes 5-10% and titanate coupling agents
1-3% is placed in high-speed mixer, and 20-30 minutes are mixed at 110-130 DEG C, and packing after cooling obtains final product glowing filament synergist.
Preferably, the antioxidant is sterically hindered phenol kind antioxidant, including in antioxidant 1010 and irgasfos 168
Plant or two kinds.
Preferably, described other auxiliary agents are lubricant and heat stabilizer.
It is further preferred that it is characterized in that the lubricant is calcium stearate, zinc stearate, barium stearate, polyethylene
One or more in wax；The heat stabilizer is dicyandiamide or melamine.
The preparation method of above-mentioned red phosphorus flame-retardant RPP material, comprises the steps：
(1) process and mixing of raw material
By homopolymerization type polypropylene and copolymerized type propene polymer, respectively the baking at 90 DEG C controls moisture content for 4 hours below 0.1%；Press
Weight proportion weighs each component, by homopolymerization type polypropylene, copolymerized type propene polymer and compatilizer, glass fibre, red phosphorus flame-retardant masterbatch,
Firebrake ZB, glowing filament synergist, antioxidant and other auxiliary agents mix 2-5min in batch mixer, make each material be sufficiently stirred for dispersion
Uniformly, batch mixing is obtained；
(2) melting extrusion
Batch mixing is put into the loading hopper of double screw extruder, melting extrusion temperature is 180-220 DEG C, and screw speed is
350 revs/min；
(3) granulate and post-process
Material to extruding is cooled down, air-dried, pelletizing, too strong magnetic, be packaged to be finished product.
A kind of glowing filament synergist, including following raw material by mass percentage,
Melamine pyrophosphoric acid 35-45%
Double (diphenyl phosphoester) 35-45% of resorcinol
Firebrake ZB 8-12%
Siloxanes 5-10%
Titanate coupling agent 1-3%.
Beneficial effects of the present invention：
The present invention improves polyacrylic flame retardant rating by a kind of red phosphorus flame-retardant masterbatch of microencapsulation so as to fire-retardant etc.
Level is lifted to UL94 0.8mm V0 grades from HB, while polyacrylic tensile strength is improved by adding fiberglass fiber, from
30MPa brings up to 80MPa, and polyacrylic use field has been expanded significantly.
The use that simultaneously present invention passes through glowing filament synergist, the polypropylene material for making the present invention reaches European Union IEC60695
Standard, i.e., the requirement that glow wire test 750 DEG C extinguishes in 2 seconds, in being usable in unserviced electronic and electrical equipment.
The red phosphorus flame-retardant RPP material of the present invention can meet original acrylic resin it is not applicable some are fire-retardant,
The situation that high intensity is required, substantially increases the application of acrylic resin.
Specific embodiment
Embodiment 1
Glowing filament synergist of the present invention is prepared by following methods：
By the resorcinol of the melamine pyrophosphoric acid of 40% weight, 40% weight double (diphenyl phosphoester), 10% weight
In the titanate coupling agent input high-speed mixer of Firebrake ZB, the siloxanes of 8% weight and 2% weight, mix at 120 DEG C
30 minutes, packing after cooling obtained final product glowing filament synergist.
Embodiment 2
First the copolymerized type propene polymer of the homopolymerization type acrylic resin of 50% weight and 10% weight is dried 4 hours at 90 DEG C
Control moisture is below 0.1%；Compatilizer subsequently with 3% weight, the glass fibre of 10% weight, the red phosphorus resistance of 20% weight
Combustion master batch, the Firebrake ZB of 4.3% weight, the glowing filament synergist of the embodiment 1 of 2% weight, the primary antioxidant four of 0.1% weight
(β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid) pentaerythritol ester (1010) and (uncles of 2,4- bis- of 0.1% auxiliary antioxidant three
Butyl phenyl) phosphite ester (168), 0.5% weight other auxiliary agents by high speed mixer mix 2 minutes after from metering feeding
Device enters double screw extruder plasticizing, melting, then extruded, and melting extrusion temperature is that screw speed is between 180～220 DEG C
350 revs/min, to extrude material cooled down, air-dried, pelletizing, cross magnetic, be packaged to be product.
Embodiment 3
First the copolymerized type propene polymer of the homopolymerization type acrylic resin of 38% weight and 15% weight is dried 4 hours at 90 DEG C
Control moisture is below 0.1%；Compatilizer subsequently with 4.5% weight, the glass fibre of 20% weight, the red phosphorus of 15% weight
Fire-retardant master granule, the Firebrake ZB of 5% weight, the glowing filament synergist of the embodiment 1 of 1.5% weight, the primary antioxidant of 0.2% weight
Four (β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid) pentaerythritol esters (1010) and (2,4- bis- of 0.2% auxiliary antioxidant three
Tert-butyl-phenyl) phosphite ester (168), 0.6% weight other auxiliary agents by high speed mixer mix 2 minutes after from metering feed
Glassware enters double screw extruder plasticizing, melting, then extruded, and melting extrusion temperature is screw speed between 180～220 DEG C
For 350 revs/min, to extrude material cooled down, air-dried, pelletizing, cross magnetic, be packaged to be product.
Embodiment 4
First the copolymerized type propene polymer of the homopolymerization type acrylic resin of 30% weight and 20% weight is dried 4 hours at 90 DEG C
Control moisture is below 0.1%；Compatilizer subsequently with 6% weight, the glass fibre of 30% weight, the red phosphorus resistance of 10% weight
Combustion master batch, the Firebrake ZB of 2% weight, the glowing filament synergist of the embodiment 1 of 0.5% weight, the primary antioxidant four of 0.2% weight
(β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid) pentaerythritol ester (1010) and (uncles of 2,4- bis- of 0.3% auxiliary antioxidant three
Butyl phenyl) phosphite ester (168), 1.0% weight other auxiliary agents by high speed mixer mix 2 minutes after from metering feeding
Device enters double screw extruder plasticizing, melting, then extruded, and melting extrusion temperature is that screw speed is between 180～220 DEG C
350 revs/min, to extrude material cooled down, air-dried, pelletizing, cross magnetic, be packaged to be product.
Embodiment 5
The particle that will complete to granulate in above-described embodiment 2～4 is dried 4～6 hours in 80～95 DEG C of convection oven, then
Dry particle is molded into sample preparation on 100T injection machines, holding mould temperature is between 30～80 DEG C in sample making course.Test implementation
The performance of the red phosphorus flame-retardant RPP material of example 2, embodiment 3 and the gained of embodiment 4 is as shown in table 1 below.
The performance of the red phosphorus flame-retardant RPP material of the embodiment 2 of table 1, embodiment 3 and the gained of embodiment 4：
| Test event | Testing standard | Test condition | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Proportion (g/cm3) | D792 | 23℃ | 1.30 | 1.34 | 1.40 |
| Tensile strength (Mpa) | D638 | 10mm/min | 48 | 60 | 80 |
| Elongation at break (%) | D638 | 10mm/min | 5 | 6 | 6 |
| Bending strength (Mpa) | D790 | 2mm/min | 85 | 100 | 120 |
| Bending modulus (Mpa) | D790 | 2mm/min | 5000 | 6000 | 7000 |
| Notch impact strength (J/m) | D256 | 3.2mm,23℃ | 80 | 100 | 120 |
| Heat distortion temperature (DEG C) | D648 | 1.8Mpa,6.4mm | 110 | 120 | 125 |
| Ash content (%) | GB 9345 | 800 DEG C of calcinations | 10 | 20 | 30 |
| Glow wire temperature | IEC60695 | ℃ | 750 | 750 | 750 |
| Anti-flammability (Class) | UL94 | 0.8mm | V0 | V0 | V0 |
In sum, it is presently preferred embodiments of the present invention, all changes according to done by technical solution of the present invention are produced
When function fails to exceed the scope of technical solution of the present invention, protection scope of the present invention is belonged to.
Claims (10)
1. a kind of red phosphorus flame-retardant RPP material, it is characterised in that including component as follows by mass percentage：
2. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the compatilizer is maleic acid
Acid anhydride graft polypropylene, maleic anhydride grafting ratio is 0.9～1.1MA%, by melt indexer at 190 DEG C, 2.16kg weights
Code, measures its melt index in more than 40g/10min.
3. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the homopolymerization type polypropylene is
Single propylene monomer polymer, its melt index in 10-12g/10min, in 8-15 ten thousand at 90 DEG C dry by its number-average molecular weight
Control moisture is below 0.1% within 2 hours.
4. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the copolymerized type propene polymer is
The block copolymer of ethene and propylene, its melt index in 4-6g/10min, its number-average molecular weight in 3-10 ten thousand, and at 90 DEG C
2 hours control moisture of baking is below 0.1%.
5. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the red phosphorus flame-retardant masterbatch is
Using microencapsulation, stabilize and strengthen anti-flammability red phosphorus, through extruder melting, combination cooling, pelletizing it is fire-retardant
Master batch.
6. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the glowing filament synergist
Preparation method is as follows：By mass percentage, by melamine pyrophosphoric acid 35-45%, double (diphenyl phosphoester) 35- of resorcinol
45%th, Firebrake ZB 8-12%, siloxanes 5-10% and titanate coupling agent 1-3% are placed in high-speed mixer, at 110-130 DEG C
Lower mixing 20-30 minutes, packing after cooling obtains final product glowing filament synergist.
7. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that the antioxidant is space bit
Resistance phenolic antioxidant, including antioxidant 1010 and irgasfos 168 in one or two.
8. red phosphorus flame-retardant RPP material according to claim 1, it is characterised in that described other auxiliary agents are lubrication
Agent and heat stabilizer.
9. the preparation method of the red phosphorus flame-retardant RPP material according to any one of claim 1-8, its feature exists
In comprising the steps：
(1) process and mixing of raw material
By homopolymerization type polypropylene and copolymerized type propene polymer, respectively the baking at 90 DEG C controls moisture content for 4 hours below 0.1%；By weight
Proportioning weighs each component, by homopolymerization type polypropylene, copolymerized type propene polymer and compatilizer, glass fibre, red phosphorus flame-retardant masterbatch, boric acid
Zinc, glowing filament synergist, antioxidant and other auxiliary agents mix 2-5min in batch mixer, make each material be sufficiently stirred for dispersion equal
It is even, obtain batch mixing；
(2) melting extrusion
Batch mixing is put into the loading hopper of double screw extruder, melting extrusion temperature is 180-220 DEG C, screw speed is 350 turns/
Point；
(3) granulate and post-process
Material to extruding is cooled down, air-dried, pelletizing, too strong magnetic, be packaged to be finished product.
10. a kind of glowing filament synergist, it is characterised in that including following raw material by mass percentage,
Melamine pyrophosphoric acid 35-45%
Double (diphenyl phosphoester) 35-45% of resorcinol
Firebrake ZB 8-12%
Siloxanes 5-10%
Titanate coupling agent 1-3%.
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| CN110387083A (en) * | 2019-07-12 | 2019-10-29 | 欧普照明股份有限公司 | Material and lamps and lanterns for lamps and lanterns bottom case |
| CN110885498A (en) * | 2019-12-20 | 2020-03-17 | 广东道生科技股份有限公司 | Flame-retardant toughened polypropylene material and preparation method thereof |
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| CN106633388B (en) | 2019-07-09 |
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Denomination of invention: A red phosphorus flame retardant reinforced polypropylene material and its preparation method Effective date of registration: 20231204 Granted publication date: 20190709 Pledgee: Jiangmen Rural Commercial Bank Co.,Ltd. Hetang sub branch Pledgor: GUANGDONG DOSN TECHNOLOGY CO.,LTD. Registration number: Y2023980069080 |