CN110483964A - A kind of modified expanded polylactic acid plate and preparation method thereof - Google Patents
A kind of modified expanded polylactic acid plate and preparation method thereof Download PDFInfo
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- CN110483964A CN110483964A CN201810462941.5A CN201810462941A CN110483964A CN 110483964 A CN110483964 A CN 110483964A CN 201810462941 A CN201810462941 A CN 201810462941A CN 110483964 A CN110483964 A CN 110483964A
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- Prior art keywords
- polylactic acid
- agent
- preparation
- antioxidant
- expanded polylactic
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- 239000004626 polylactic acid Substances 0.000 title claims abstract description 105
- 229920000747 poly(lactic acid) Polymers 0.000 title claims abstract description 101
- 238000002360 preparation method Methods 0.000 title claims abstract description 36
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 72
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 60
- -1 perfluoroethylene-propylene Chemical group 0.000 claims abstract description 58
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 49
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 49
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 48
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 48
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000002994 raw material Substances 0.000 claims abstract description 38
- 238000004383 yellowing Methods 0.000 claims abstract description 33
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 30
- 239000003063 flame retardant Substances 0.000 claims abstract description 30
- 239000003755 preservative agent Substances 0.000 claims abstract description 26
- 235000011187 glycerol Nutrition 0.000 claims abstract description 23
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 8
- 235000006708 antioxidants Nutrition 0.000 claims description 48
- 238000003756 stirring Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 11
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical class C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims description 6
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 229920006327 polystyrene foam Polymers 0.000 claims description 6
- AYEKOFBPNLCAJY-UHFFFAOYSA-O thiamine pyrophosphate Chemical compound CC1=C(CCOP(O)(=O)OP(O)(O)=O)SC=[N+]1CC1=CN=C(C)N=C1N AYEKOFBPNLCAJY-UHFFFAOYSA-O 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- VETPHHXZEJAYOB-UHFFFAOYSA-N 1-n,4-n-dinaphthalen-2-ylbenzene-1,4-diamine Chemical compound C1=CC=CC2=CC(NC=3C=CC(NC=4C=C5C=CC=CC5=CC=4)=CC=3)=CC=C21 VETPHHXZEJAYOB-UHFFFAOYSA-N 0.000 claims description 5
- PRWJPWSKLXYEPD-UHFFFAOYSA-N 4-[4,4-bis(5-tert-butyl-4-hydroxy-2-methylphenyl)butan-2-yl]-2-tert-butyl-5-methylphenol Chemical compound C=1C(C(C)(C)C)=C(O)C=C(C)C=1C(C)CC(C=1C(=CC(O)=C(C=1)C(C)(C)C)C)C1=CC(C(C)(C)C)=C(O)C=C1C PRWJPWSKLXYEPD-UHFFFAOYSA-N 0.000 claims description 5
- 239000011490 mineral wool Substances 0.000 claims description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- 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 4
- 239000002253 acid Substances 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 4
- 229920001568 phenolic resin Polymers 0.000 claims description 4
- 239000005011 phenolic resin Substances 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 150000003014 phosphoric acid esters Chemical class 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000006071 cream Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 239000006260 foam Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Classifications
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0085—Use of fibrous compounding ingredients
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
-
- 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
- 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
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- 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
- C08J2425/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2425/02—Homopolymers or copolymers of hydrocarbons
- C08J2425/04—Homopolymers or copolymers of styrene
- C08J2425/06—Polystyrene
-
- 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
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2427/18—Homopolymers or copolymers of tetrafluoroethylene
-
- 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
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2427/20—Homopolymers or copolymers of hexafluoropropene
-
- 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
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- 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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Emergency Medicine (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses a kind of modified expanded polylactic acid plates and preparation method thereof, including (by mass percentage): polylactic acid 50-80%, perfluoroethylene-propylene 5-20%, polytetrafluoroethylene (PTFE) 5-20%, glycerine 1.5-3.5%, fire retardant 0.5-7.5%, antioxidant 1.2-1.8%, anti-yellowing agent 1.8-2.3%, ammonia removing agent 1.2-1.8% and heat preserving agent 0.5-6.5%.The invention also discloses a kind of modified expanded polylactic acid plate and preparation method thereof, which, which comprises the steps of:, weighs raw material, is mixed, and processes polylactic acid raw material, and mixed aid adds auxiliary agent, pattern.The present invention is added with perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and heat preserving agent in polylactic acid, increase the high temperature resistance and thermal insulation property of expanded polylactic acid, a small amount of glycerine can absorb the moisture in air, so that being not likely to produce electrostatic when using expanded polylactic acid plate, there is the phenomenon that peculiar smell after avoiding expanded polylactic acid plate long-time use in ammonia removing agent, fire retardant increases the anti-flammability of expanded polylactic acid plate, is suitble to promote.
Description
Technical field
The present invention relates to expanded polylactic acid field, specially a kind of modified expanded polylactic acid plate and preparation method thereof.
Background technique
Polylactic acid foam is to be mixed under the action of a variety of auxiliary agents such as foaming agent, catalyst, fire retardant by special equipment
It closes, through high molecular polymer made of high pressure painting foam-in-place, existing polylactic acid foam makes during actual use
Shorter with the service life, adhesion strength is lower, is easy to be torn, and is easy to turn yellow, and anti-flammability is lower, therefore, devises a kind of improvement
Type expanded polylactic acid plate and preparation method thereof is to solve above-mentioned drawback.
Summary of the invention
The purpose of the present invention is to provide a kind of modified expanded polylactic acid plates and preparation method thereof, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of modified expanded polylactic acid plate and its preparation
Method, including (by mass percentage): polylactic acid 50-80%, perfluoroethylene-propylene 5-20%, polytetrafluoroethylene (PTFE) 5-20%, the third three
Alcohol 1.5-3.5%, fire retardant 0.5-7.5%, antioxidant 1.2-1.8%, anti-yellowing agent 1.8-2.3%, ammonia removing agent 1.2-1.8% and guarantor
Warm agent 0.5-6.5%.
Preferably, the fire retardant is by one of alkyl acid phosphate esters, aryl phosphate and dicyclopentadiene class or one
Kind or more by etc. mass components composition.
Preferably, the antioxidant is by antioxidant 1010, antioxidant 1076, antioxidant CA, antioxidant 164, antioxidant
One of DNP, anti-oxidant DLTP, antioxidant TNP and antioxidant TPP or more than one by etc. mass components composition.
Preferably, the anti-yellowing agent is the agent of epoxy resin anti-yellowing, and the ammonia removing agent is White waxy object.
Preferably, the heat preserving agent by glue powder polyphenyl particle, phenolic resin, polylactic acid, polyethylene, polystyrene foam and
One of mineral wool or more than one by etc. mass components composition.
Preferably, described a kind of modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): poly-
Lactic acid 50%, perfluoroethylene-propylene 20%, polytetrafluoroethylene (PTFE) 10%, glycerine 3.5%, fire retardant 7.5%, antioxidant 1.8%, anti-yellowing
Agent 2.2%, ammonia removing agent 1.5% and heat preserving agent 3.5%.
Preferably, described a kind of modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): poly-
Lactic acid 60%, perfluoroethylene-propylene 15%, polytetrafluoroethylene (PTFE) 6%, glycerine 3%, fire retardant 7%, antioxidant 1.5%, anti-yellowing agent 2%,
Ammonia removing agent 1.8% and heat preserving agent 3.7%.
Preferably, described a kind of modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): poly-
Lactic acid 70%, perfluoroethylene-propylene 5%, polytetrafluoroethylene (PTFE) 11%, glycerine 1.5%, fire retardant 0.5%, antioxidant 1.8%, anti-yellowing
Agent 2.1%, ammonia removing agent 1.7% and heat preserving agent 6.4%.
Preferably, described a kind of modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): poly-
Lactic acid 80%, perfluoroethylene-propylene 5%, polytetrafluoroethylene (PTFE) 5%, glycerine 1.5%, fire retardant 0.5%, antioxidant 1.2%, anti-yellowing agent
1.8%, ammonia removing agent 1.2% and heat preserving agent 3.8%.
A kind of a kind of modified expanded polylactic acid plate as described above and preparation method thereof, which includes following step
It is rapid:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 5-20 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into the pressure in reaction kettle in 3-6MPa by processing polylactic acid raw material
It is lower reaction 60-100 minutes strong, it is stirred 30-60 minutes, is stored later spare by the agitating device in reaction kettle；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 20-60 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into pressure in the mold of 8-12MPa, 140-200 is Celsius
Expanded polylactic acid plate is made under conditions of degree, up to expanded polylactic acid plate after cooling.
Compared with prior art, the beneficial effects of the present invention are: the present invention in polylactic acid added with perfluoroethylene-propylene,
Polytetrafluoroethylene (PTFE) and heat preserving agent, increase the high temperature resistance and thermal insulation property of expanded polylactic acid, and a small amount of glycerine is absorbable
Moisture in air, so that being not likely to produce electrostatic when using expanded polylactic acid plate, it is long that ammonia removing agent avoids expanded polylactic acid plate
Occurs the phenomenon that peculiar smell after time use, fire retardant increases the anti-flammability of expanded polylactic acid, and anti-yellowing agent avoids polylactic acid
It is easy the phenomenon that turning yellow after foamed board long-time use, is suitble to promote.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment one
The present invention provides a kind of technical solution: a kind of modified expanded polylactic acid plate and preparation method thereof includes (by quality percentage
Than meter): polylactic acid 50%, perfluoroethylene-propylene 20%, polytetrafluoroethylene (PTFE) 10%, glycerine 3.5%, fire retardant 7.5%, antioxidant
1.8%, anti-yellowing agent 2.2%, ammonia removing agent 1.5% and heat preserving agent 3.5%.
Further, fire retardant by alkyl acid phosphate esters, aryl phosphate and three kinds of dicyclopentadiene class by etc. quality groups
It is grouped as.
Further, antioxidant by antioxidant 1010, antioxidant 1076, antioxidant CA, antioxidant 164, antioxidant DNP,
Anti-oxidant DLTP, antioxidant TNP and eight kinds of antioxidant TPP or more by etc. mass components composition.
Further, anti-yellowing agent is the agent of epoxy resin anti-yellowing, and ammonia removing agent is White waxy object.
Further, heat preserving agent is by glue powder polyphenyl particle, phenolic resin, polylactic acid, polyethylene, polystyrene foam and glass
Six kinds of glass cotton by etc. mass components composition.
A kind of a kind of modified expanded polylactic acid plate as described above and preparation method thereof, which includes following step
It is rapid:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 5 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into the pressure in reaction kettle with 3MPa by processing polylactic acid raw material
Reaction 60 minutes is stirred 30 minutes by the agitating device in reaction kettle, is stored later spare；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 20 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into the mold that pressure is 8MPa, 140 degrees Celsius of condition
Obtained expanded polylactic acid plate down, up to expanded polylactic acid plate after cooling.
Embodiment two
The present invention provides a kind of technical solution: a kind of modified expanded polylactic acid plate and preparation method thereof includes (by quality percentage
Than meter): polylactic acid 60%, polytetrafluoroethylene (PTFE) 6%, glycerine 3%, fire retardant 7%, antioxidant 1.5%, resists perfluoroethylene-propylene 15%
Flavescence agent 2%, ammonia removing agent 1.8% and heat preserving agent 3.7%.
Further, fire retardant by aryl phosphate and two kinds of dicyclopentadiene class or more by etc. mass components form.
Further, antioxidant by antioxidant 1076, antioxidant CA, antioxidant 164, antioxidant DNP, anti-oxidant DLTP,
Antioxidant TNP and seven kinds of antioxidant TPP by etc. mass components composition.
Further, anti-yellowing agent is the agent of epoxy resin anti-yellowing, and ammonia removing agent is White waxy object.
Further, heat preserving agent by phenolic resin, polylactic acid, polyethylene, polystyrene foam and five kinds of mineral wool by etc.
Mass component composition.
A kind of a kind of modified expanded polylactic acid plate as described above and preparation method thereof, which includes following step
It is rapid:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 8 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into the pressure in reaction kettle with 4MPa by processing polylactic acid raw material
Reaction 70 minutes is stirred 40 minutes by the agitating device in reaction kettle, is stored later spare；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 40 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into the mold that pressure is 9MPa, 160 degrees Celsius of condition
Obtained expanded polylactic acid plate down, up to expanded polylactic acid plate after cooling.
Embodiment three
The present invention provides a kind of technical solution: a kind of modified expanded polylactic acid plate plate and preparation method thereof includes (by quality hundred
Divide than meter): polylactic acid 70%, perfluoroethylene-propylene 5%, polytetrafluoroethylene (PTFE) 11%, glycerine 1.5%, fire retardant 0.5%, antioxidant
1.8%, anti-yellowing agent 2.1%, ammonia removing agent 1.7% and heat preserving agent 6.4%.
Further, fire retardant is made of dicyclopentadiene class.
Further, antioxidant by antioxidant CA, antioxidant 164, antioxidant DNP, anti-oxidant DLTP, antioxidant TNP and
Seven kinds of antioxidant TPP by etc. mass components composition.
Further, anti-yellowing agent is the agent of epoxy resin anti-yellowing, and ammonia removing agent is White waxy object.
Further, heat preserving agent by polylactic acid, polyethylene, polystyrene foam and four kinds of mineral wool by etc. quality groups be grouped
At.
A kind of a kind of modified expanded polylactic acid plate as described above and preparation method thereof, which includes following step
It is rapid:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 18 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into the pressure in reaction kettle with 5MPa by processing polylactic acid raw material
Reaction 90 minutes is stirred 50 minutes by the agitating device in reaction kettle, is stored later spare；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 50 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into the mold that pressure is 10MPa, 180 degrees Celsius of item
Expanded polylactic acid plate is made under part, up to expanded polylactic acid plate after cooling.
Example IV
The present invention provides a kind of technical solution: a kind of modified expanded polylactic acid plate and preparation method thereof includes (by quality percentage
Than meter): polylactic acid 80%, perfluoroethylene-propylene 5%, polytetrafluoroethylene (PTFE) 5%, glycerine 1.5%, fire retardant 0.5%, antioxidant 1.2%,
Anti-yellowing agent 1.8%, ammonia removing agent 1.2% and heat preserving agent 3.8%.
Further, fire retardant by two kinds of alkyl acid phosphate esters and dicyclopentadiene class by etc. mass components form.
Further, antioxidant is by antioxidant 1010, antioxidant DNP, anti-oxidant DLTP, antioxidant TNP and antioxidant TPP
Five kinds by etc. mass components composition.
Further, anti-yellowing agent is the agent of epoxy resin anti-yellowing, and ammonia removing agent is White waxy object.
Further, heat preserving agent by three kinds of polyethylene, polystyrene foam and mineral wool by etc. mass components form.
A kind of a kind of modified expanded polylactic acid plate as described above and preparation method thereof, which includes following step
It is rapid:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 20 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into the pressure in reaction kettle with 6MPa by processing polylactic acid raw material
Lower reaction 100 minutes, is stirred 60 minutes by the agitating device in reaction kettle, is stored later spare；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 60 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into the mold that pressure is 12MPa, 200 degrees Celsius of item
Expanded polylactic acid plate is made under part, up to expanded polylactic acid plate after cooling.
The present invention is added with perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and heat preserving agent in polylactic acid, increases polylactic acid hair
The high temperature resistance and thermal insulation property of bubble, a small amount of glycerine can absorb the moisture in air, so that using expanded polylactic acid
Electrostatic is not likely to produce when plate, ammonia removing agent the phenomenon that peculiar smell occurs after avoiding expanded polylactic acid plate long-time use, and fire retardant increases
It is easy the phenomenon that turning yellow after having added the anti-flammability of expanded polylactic acid, anti-yellowing agent to avoid expanded polylactic acid plate long-time use,
It is suitble to promote.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of modified expanded polylactic acid plate and preparation method thereof, it is characterised in that: including (by mass percentage): poly- cream
Sour 50-80%, perfluoroethylene-propylene 5-20%, polytetrafluoroethylene (PTFE) 5-20%, glycerine 1.5-3.5%, fire retardant 0.5-7.5%, antioxygen
Agent 1.2-1.8%, anti-yellowing agent 1.8-2.3%, ammonia removing agent 1.2-1.8% and heat preserving agent 0.5-6.5%.
2. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: the resistance
Fire agent by one of alkyl acid phosphate esters, aryl phosphate and dicyclopentadiene class or more than one by etc. quality groups be grouped
At.
3. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described anti-
Oxygen agent is by antioxidant 1010, antioxidant 1076, antioxidant CA, antioxidant 164, antioxidant DNP, anti-oxidant DLTP, antioxidant TNP
With one of antioxidant TPP or more than one by etc. mass components composition.
4. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described anti-
Flavescence agent is the agent of epoxy resin anti-yellowing, and the ammonia removing agent is White waxy object.
5. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: the guarantor
Warm agent is by one of glue powder polyphenyl particle, phenolic resin, polylactic acid, polyethylene, polystyrene foam and mineral wool or one kind
Above by etc. mass components composition.
6. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described one
Kind modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): polylactic acid 50%, perfluoroethylene-propylene
20%, polytetrafluoroethylene (PTFE) 10%, glycerine 3.5%, fire retardant 7.5%, antioxidant 1.8%, anti-yellowing agent 2.2%, 1.5% and of ammonia removing agent
Heat preserving agent 3.5%.
7. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described one
Kind modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): polylactic acid 60%, perfluoroethylene-propylene
15%, polytetrafluoroethylene (PTFE) 6%, glycerine 3%, fire retardant 7%, antioxidant 1.5%, anti-yellowing agent 2%, ammonia removing agent 1.8% and heat preserving agent
3.7%。
8. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described one
Kind modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): polylactic acid 70%, perfluoroethylene-propylene
5%, polytetrafluoroethylene (PTFE) 11%, glycerine 1.5%, fire retardant 0.5%, antioxidant 1.8%, anti-yellowing agent 2.1%, ammonia removing agent 1.7% and guarantor
Warm agent 6.4%.
9. a kind of modified expanded polylactic acid plate according to claim 1 and preparation method thereof, it is characterised in that: described one
Kind modified expanded polylactic acid plate and preparation method thereof includes (by mass percentage): polylactic acid 80%, perfluoroethylene-propylene
5%, polytetrafluoroethylene (PTFE) 5%, glycerine 1.5%, fire retardant 0.5%, antioxidant 1.2%, anti-yellowing agent 1.8%, ammonia removing agent 1.2% and guarantor
Warm agent 3.8%.
10. a kind of a kind of modified expanded polylactic acid plate and preparation method thereof as described in claim 1-9 any one, special
Sign is: the preparation method comprises the steps of:
Step 1: weighing raw material, weighs raw material according to above-mentioned mass percent, and store respectively spare；
Step 2: being mixed, and polylactic acid, perfluoroethylene-propylene, polytetrafluoroethylene (PTFE) and glycerine are mixed by above-mentioned mass ratio,
Stirring 5-20 minutes；
Step 3: the mixed raw material after stirring in step 2 is put into reaction kettle with 300-600MPa by processing polylactic acid raw material
Pressure under react 60-100 minutes, stirred 30-60 minutes, stored later spare by agitating device in reaction kettle；
Step 4: mixed aid, fire retardant, antioxidant, anti-yellowing agent, ammonia removing agent and heat preserving agent is mutually mixed by above-mentioned mass ratio
It closes, stirs 20-60 minutes；
Step 5: gained mixed aid in step 4 is added in the polylactic acid raw material stored in step 3, two by addition auxiliary agent
Person is mixed 30 minutes；
Step 6: pattern, at this point, raw material obtained in step 5 is poured into the mold that pressure is 8-12MPa, 140-200 is Celsius
Expanded polylactic acid plate is made under conditions of degree, up to expanded polylactic acid plate after cooling.
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