CN104231580B - The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life - Google Patents
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life Download PDFInfo
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- CN104231580B CN104231580B CN201410498950.1A CN201410498950A CN104231580B CN 104231580 B CN104231580 B CN 104231580B CN 201410498950 A CN201410498950 A CN 201410498950A CN 104231580 B CN104231580 B CN 104231580B
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- 108090000623 proteins and genes Proteins 0.000 title claims abstract description 41
- 102000004169 proteins and genes Human genes 0.000 title claims abstract description 41
- 229920003023 plastic Polymers 0.000 title claims abstract description 27
- 239000004033 plastic Substances 0.000 title claims abstract description 27
- 210000000582 semen Anatomy 0.000 title claims abstract description 23
- WHBMMWSBFZVSSR-UHFFFAOYSA-N 3-hydroxybutyric acid Chemical compound CC(O)CC(O)=O WHBMMWSBFZVSSR-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 30
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 30
- 230000004048 modification Effects 0.000 claims abstract description 25
- 238000012986 modification Methods 0.000 claims abstract description 25
- 229920000856 Amylose Polymers 0.000 claims abstract description 20
- 239000001913 cellulose Substances 0.000 claims abstract description 20
- 229920002678 cellulose Polymers 0.000 claims abstract description 20
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 19
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 19
- 239000006229 carbon black Substances 0.000 claims abstract description 19
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 19
- FIBARIGPBPUBHC-UHFFFAOYSA-N octyl 8-(3-octyloxiran-2-yl)octanoate Chemical compound CCCCCCCCOC(=O)CCCCCCCC1OC1CCCCCCCC FIBARIGPBPUBHC-UHFFFAOYSA-N 0.000 claims abstract description 19
- KZDCPJDWDXMJRA-UHFFFAOYSA-N 2-hydroxybutanoic acid;pentanoic acid Chemical compound CCCCC(O)=O.CCC(O)C(O)=O KZDCPJDWDXMJRA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 235000017060 Arachis glabrata Nutrition 0.000 claims abstract description 18
- 235000010777 Arachis hypogaea Nutrition 0.000 claims abstract description 18
- 235000018262 Arachis monticola Nutrition 0.000 claims abstract description 18
- 229920001634 Copolyester Polymers 0.000 claims abstract description 18
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 18
- 239000004288 Sodium dehydroacetate Substances 0.000 claims abstract description 18
- 239000004927 clay Substances 0.000 claims abstract description 18
- OEIWPNWSDYFMIL-UHFFFAOYSA-N dioctyl benzene-1,4-dicarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C=C1 OEIWPNWSDYFMIL-UHFFFAOYSA-N 0.000 claims abstract description 18
- 235000020232 peanut Nutrition 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 18
- 229940079839 sodium dehydroacetate Drugs 0.000 claims abstract description 18
- 235000019259 sodium dehydroacetate Nutrition 0.000 claims abstract description 18
- DSOWAKKSGYUMTF-GZOLSCHFSA-M sodium;(1e)-1-(6-methyl-2,4-dioxopyran-3-ylidene)ethanolate Chemical compound [Na+].C\C([O-])=C1/C(=O)OC(C)=CC1=O DSOWAKKSGYUMTF-GZOLSCHFSA-M 0.000 claims abstract description 18
- NGSFWBMYFKHRBD-UHFFFAOYSA-N sodium;2-hydroxypropanoic acid Chemical compound [Na+].CC(O)C(O)=O NGSFWBMYFKHRBD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 13
- BJAJDJDODCWPNS-UHFFFAOYSA-N dotp Chemical compound O=C1N2CCOC2=NC2=C1SC=C2 BJAJDJDODCWPNS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920000520 poly(3-hydroxybutyrate-co-3-hydroxyvalerate) Polymers 0.000 claims abstract description 10
- 241001553178 Arachis glabrata Species 0.000 claims abstract 5
- 238000003756 stirring Methods 0.000 claims description 64
- 238000001125 extrusion Methods 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 14
- 229920002472 Starch Polymers 0.000 claims description 14
- 239000008107 starch Substances 0.000 claims description 14
- 235000019698 starch Nutrition 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 abstract description 4
- 230000003245 working effect Effects 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 2
- 235000018102 proteins Nutrition 0.000 description 27
- 244000105624 Arachis hypogaea Species 0.000 description 13
- 239000004615 ingredient Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920000704 biodegradable plastic Polymers 0.000 description 2
- 229920006238 degradable plastic Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 108010073771 Soybean Proteins Proteins 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 235000019710 soybean protein Nutrition 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Biological Depolymerization Polymers (AREA)
Abstract
The invention discloses the biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life, does its raw material comprise by weight: hydroxybutyric acid valeric acid copolyesters PHBV? 30-35 part, modification poly-β-hydroxybutyric acid PHB? 55-60 part, peanut protein powder 15-20 part, nano-cellulose whisker? 15-18 part, amylose tri-5 parts, silane coupling agent KH590? 1.1-1.3 part, Sodium.alpha.-hydroxypropionate 2-3 part, Sodium dehydroacetate 0.5-0.8 part, dioctyl terephthalate DOTP? 1.7-2.3 part, octyl epoxy stearate 2-4 part, carbon black N550? 25-28 part, water-ground limestone 12-16 part, kaolin 4-7 part, hard (china) clay 10-12 part, antioxidant? 0.7-0.9 part.The present invention can be degraded by microorganisms into low molecular compound, and suppleness is high, shock-resistant, scale resistance good, and water-absorbent is low, and degradable speed is slow, can extend its work-ing life.
Description
Technical field
The present invention relates to plastics arts, particularly relate to the biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life.
Background technology
Plastics are as use one of material very widely, and essential in daily life, its plasticity-, stability and economic and practical are while people offer convenience, and also cause the severe contamination of scrapped plastic products-namely " white garbage "-to environment.Bio-degradable plastics under the effect of microorganism, can be decomposed into low molecular compound completely.Its goods storage convenient transportation, applied range, not only may be used for agricultural mulching, packing bag, and is widely used in field of medicaments.Greatly develop the generation that biodegradable plastics goods can reduce " white garbage ", reduce its pollution to environment, have significant society, environment and economy benefit.But the complete biodegradable plastics that it is major ingredient that the developing way of current bio-degradable plastics mainly concentrates on more agricultural-food, its goods fragility is large, tensile strength is low, water-absorbent is low.
Summary of the invention
The technical problem that basic background technology exists, the present invention proposes the biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life, low molecular compound can be degraded by microorganisms into, effectively can avoid the pollution of " white garbage ", and suppleness is high, shock-resistant, scale resistance good, water-absorbent is low, degradable speed is slow, can extend its work-ing life.
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV30-35 part, modification poly-β-hydroxybutyric acid PHB55-60 part, peanut protein powder 15-20 part, nano-cellulose whisker 15-18 part, amylose tri-5 parts, silane coupling agent KH5901.1-1.3 part, Sodium.alpha.-hydroxypropionate 2-3 part, Sodium dehydroacetate 0.5-0.8 part, dioctyl terephthalate DOTP1.7-2.3 part, octyl epoxy stearate 2-4 part, carbon black N55025-28 part, water-ground limestone 12-16 part, kaolin 4-7 part, hard (china) clay 10-12 part, antioxidant 0.7-0.9 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 10-15min with the stirring velocity of 12-18rpm, then add peanut protein powder and stir 9-12min with the stirring velocity of 20-23rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 160-170 DEG C and continue to stir 13-15min with the stirring velocity of 25-28rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 18-21min with the stirring velocity of 32-36rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press the temperature of five sections be followed successively by 117-120 DEG C, 121-125 DEG C, 126-130 DEG C, 131-134 DEG C, 135-139 DEG C, screw speed is 10-15rpm, and head temperature is 140-142 DEG C.
Preferably, the weight ratio of nano-cellulose whisker and amylose starch is 16-17:3.2-4.6.
Preferably, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV32-34 part, modification poly-β-hydroxybutyric acid PHB56-58 part, peanut protein powder 17-19 part, nano-cellulose whisker 16-17 part, amylose tri .2-4.6 part, silane coupling agent KH5901.13-1.23 part, Sodium.alpha.-hydroxypropionate 2.4-2.5 part, Sodium dehydroacetate 0.6-0.7 part, dioctyl terephthalate DOTP1.9-2.1 part, octyl epoxy stearate 2.6-3.2 part, carbon black N55026-27 part, water-ground limestone 13-15 part, kaolin 5-6 part, hard (china) clay 11 parts, antioxidant 0.75-0.83 part.
Preferably, in preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 12-13min with the stirring velocity of 14-16rpm, then add peanut protein powder and stir 10-11min with the stirring velocity of 21-22rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 163-168 DEG C and continue to stir 13.3-14.5min with the stirring velocity of 26-27rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 19-20min with the stirring velocity of 33-35rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press the temperature of five sections be followed successively by 118-119 DEG C, 122-123 DEG C, 127-129 DEG C, 132-133 DEG C, 136-138 DEG C, screw speed is 12-13rpm, and head temperature is 141 DEG C.
Preferably, antioxidant is made up of antioxidant RD and antioxidant 168.
The present invention with hydroxybutyric acid valeric acid copolyesters PHBV, modification poly-β-hydroxybutyric acid PHB, peanut protein powder for major ingredient, make it after going out of use, low molecular compound can be degraded by microorganisms into, modification poly-β-hydroxybutyric acid PHB is wherein that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain, and improves corrosion-resistant, ageing-resistant and elastic performance of the present invention; Add nano-cellulose whisker and amylose starch, interconnection type space frame structure can be built effectively to hold main raw material, significantly improve stretch-proof performance of the present invention and impact resistance, improve the suppleness of material; Adopt silane coupling agent KH590 make the inorganic raw material in the present invention and organic raw material grafting thus formed overall, improve the consistency of each raw material; Carbon black N550, water-ground limestone, kaolin are as packing strengthening agent of the present invention, significantly improve wear-resisting tear-resistant performance of the present invention, and dioctyl terephthalate DOTP, octyl epoxy stearate are as softening agent, carbon black N550, water-ground limestone, kaolin, hard (china) clay are uniformly distributed in major ingredient; Sodium.alpha.-hydroxypropionate, Sodium dehydroacetate coordinate as sanitas, prevent the present invention to be in use bacterially decomposed and cause material disintegration, thus extend work-ing life of the present invention; Using octyl epoxy stearate as stablizer, coordinate with antioxidant, improve oxidation resistent susceptibility of the present invention.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
Embodiment 1
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV35 part, modification poly-β-hydroxybutyric acid PHB55 part, peanut protein powder 20 parts, nano-cellulose whisker 15 parts, amylose starch 4 parts, silane coupling agent KH5901.1 part, Sodium.alpha.-hydroxypropionate 3 parts, Sodium dehydroacetate 0.5 part, dioctyl terephthalate DOTP2.3 part, octyl epoxy stearate 2 parts, carbon black N55028 part, water-ground limestone 12 parts, kaolin 7 parts, hard (china) clay 11 parts, antioxidant 0.7 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain, antioxidant is made up of antioxidant RD and antioxidant 168,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 12min with the stirring velocity of 16rpm, then add peanut protein powder and stir 10min with the stirring velocity of 22rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 168 DEG C and continue to stir 14.5min with the stirring velocity of 26rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 20min with the stirring velocity of 33rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press, the temperature of five sections is followed successively by 118 DEG C, 123 DEG C, 127 DEG C, 133 DEG C, 136 DEG C, screw speed is 13rpm, and head temperature is 141 DEG C.
Embodiment 2
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV30 part, modification poly-β-hydroxybutyric acid PHB60 part, peanut protein powder 15 parts, nano-cellulose whisker 18 parts, amylose starch 5 parts, silane coupling agent KH5901.3 part, Sodium.alpha.-hydroxypropionate 2 parts, Sodium dehydroacetate 0.8 part, dioctyl terephthalate DOTP1.7 part, octyl epoxy stearate 4 parts, carbon black N55025 part, water-ground limestone 16 parts, kaolin 4 parts, hard (china) clay 10 parts, antioxidant 0.9 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain, antioxidant is made up of antioxidant RD and antioxidant 168,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 13min with the stirring velocity of 14rpm, then add peanut protein powder and stir 11min with the stirring velocity of 21rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 163 DEG C and continue to stir 13.3min with the stirring velocity of 27rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 19min with the stirring velocity of 35rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press, the temperature of five sections is followed successively by 119 DEG C, 122 DEG C, 129 DEG C, 132 DEG C, 138 DEG C, screw speed is 12rpm, and head temperature is 141 DEG C.
Embodiment 3
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV34 part, modification poly-β-hydroxybutyric acid PHB56 part, peanut protein powder 19 parts, nano-cellulose whisker 16 parts, amylose starch 4.6 parts, silane coupling agent KH5901.23 part, Sodium.alpha.-hydroxypropionate 2.5 parts, Sodium dehydroacetate 0.6 part, dioctyl terephthalate DOTP2.1 part, octyl epoxy stearate 2.6 parts, carbon black N55027 part, water-ground limestone 13 parts, kaolin 6 parts, hard (china) clay 12 parts, antioxidant 0.75 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain, antioxidant is made up of antioxidant RD and antioxidant 168,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 10min with the stirring velocity of 18rpm, then add peanut protein powder and stir 9min with the stirring velocity of 23rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 170 DEG C and continue to stir 15min with the stirring velocity of 25rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 21min with the stirring velocity of 32rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press, the temperature of five sections is followed successively by 117 DEG C, 125 DEG C, 126 DEG C, 134 DEG C, 135 DEG C, screw speed is 15rpm, and head temperature is 140 DEG C.
Embodiment 4
The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life that the present invention proposes, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV32 part, modification poly-β-hydroxybutyric acid PHB58 part, peanut protein powder 17 parts, nano-cellulose whisker 17 parts, amylose tri part, silane coupling agent KH5901.23 part, Sodium.alpha.-hydroxypropionate 2.4 parts, Sodium dehydroacetate 0.7 part, dioctyl terephthalate DOTP1.9 part, octyl epoxy stearate 3.2 parts, carbon black N55026 part, water-ground limestone 15 parts, kaolin 5 parts, hard (china) clay 11 parts, antioxidant 0.83 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain, antioxidant is made up of antioxidant RD and antioxidant 168,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 15min with the stirring velocity of 12rpm, then add peanut protein powder and stir 12min with the stirring velocity of 20rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 160 DEG C and continue to stir 13min with the stirring velocity of 28rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 18min with the stirring velocity of 36rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press, the temperature of five sections is followed successively by 120 DEG C, 121 DEG C, 130 DEG C, 131 DEG C, 139 DEG C, screw speed is 10rpm, and head temperature is 142 DEG C.
Carry out performance contrast experiment to embodiment 1-4, control group selects certain plastic of soybean protein commercially available, and experimental data is as shown in the table:
Can be reached a conclusion by upper table: the present invention is compared with control group, and have better tensile strength and elongation at break, water-absorbent is lower, and light transmission is close.The present invention and control group all can degradable become carbonic acid gas and water, can not to environmental danger, but the present invention is just degradable after 90 days, greatly exceed control group, extends work-ing life of the present invention.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (5)
1. the biodegradable Semen arachidis hypogaeae protein plastics of long service life, it is characterized in that, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV30-35 part, modification poly-β-hydroxybutyric acid PHB55-60 part, peanut protein powder 15-20 part, nano-cellulose whisker 15-18 part, amylose tri-5 parts, silane coupling agent KH5901.1-1.3 part, Sodium.alpha.-hydroxypropionate 2-3 part, Sodium dehydroacetate 0.5-0.8 part, dioctyl terephthalate DOTP1.7-2.3 part, octyl epoxy stearate 2-4 part, carbon black N55025-28 part, water-ground limestone 12-16 part, kaolin 4-7 part, hard (china) clay 10-12 part, antioxidant 0.7-0.9 part, wherein modification poly-β-hydroxybutyric acid PHB is that poly-β-hydroxybutyric acid PHB and ethylene-propylene rubber(EPR) blending and modifying obtain,
In preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 10-15min with the stirring velocity of 12-18rpm, then add peanut protein powder and stir 9-12min with the stirring velocity of 20-23rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 160-170 DEG C and continue to stir 13-15min with the stirring velocity of 25-28rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 18-21min with the stirring velocity of 32-36rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press the temperature of five sections be followed successively by 117-120 DEG C, 121-125 DEG C, 126-130 DEG C, 131-134 DEG C, 135-139 DEG C, screw speed is 10-15rpm, and head temperature is 140-142 DEG C.
2. biodegradable Semen arachidis hypogaeae protein plastics of long service life as claimed in claim 1, it is characterized in that, the weight ratio of nano-cellulose whisker and amylose starch is 16-17:3.2-4.6.
3. biodegradable Semen arachidis hypogaeae protein plastics of long service life as claimed in claim 2, it is characterized in that, its raw material comprises by weight: hydroxybutyric acid valeric acid copolyesters PHBV32-34 part, modification poly-β-hydroxybutyric acid PHB56-58 part, peanut protein powder 17-19 part, nano-cellulose whisker 16-17 part, amylose tri .2-4.6 part, silane coupling agent KH5901.13-1.23 part, Sodium.alpha.-hydroxypropionate 2.4-2.5 part, Sodium dehydroacetate 0.6-0.7 part, dioctyl terephthalate DOTP1.9-2.1 part, octyl epoxy stearate 2.6-3.2 part, carbon black N55026-27 part, water-ground limestone 13-15 part, kaolin 5-6 part, hard (china) clay 11 parts, antioxidant 0.75-0.83 part.
4. the biodegradable Semen arachidis hypogaeae protein plastics of long service life as described in any one of claim 1-3, it is characterized in that, in preparation process, silane coupling agent KH590 is added in nano-cellulose whisker and amylose starch and stir 12-13min with the stirring velocity of 14-16rpm, then add peanut protein powder and stir 10-11min with the stirring velocity of 21-22rpm, then after adding hydroxybutyric acid valeric acid copolyesters PHBV and modification poly-β-hydroxybutyric acid PHB, temperature risen to 163-168 DEG C and continue to stir 13.3-14.5min with the stirring velocity of 26-27rpm, add Sodium.alpha.-hydroxypropionate again, Sodium dehydroacetate, dioctyl terephthalate DOTP, octyl epoxy stearate, carbon black N550, water-ground limestone, kaolin, mixture is obtained after stirring 19-20min with the stirring velocity of 33-35rpm after hard (china) clay and antioxidant, mixture is added after extruding in screw extrusion press and obtain the biodegradable Semen arachidis hypogaeae protein plastics of long service life, wherein in screw extrusion press the temperature of five sections be followed successively by 118-119 DEG C, 122-123 DEG C, 127-129 DEG C, 132-133 DEG C, 136-138 DEG C, screw speed is 12-13rpm, and head temperature is 141 DEG C.
5. biodegradable Semen arachidis hypogaeae protein plastics of long service life as claimed in claim 4, it is characterized in that, antioxidant is made up of antioxidant RD and antioxidant 168.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410498950.1A CN104231580B (en) | 2014-09-26 | 2014-09-26 | The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410498950.1A CN104231580B (en) | 2014-09-26 | 2014-09-26 | The biodegradable Semen arachidis hypogaeae protein plastics of a kind of long service life |
Publications (2)
| Publication Number | Publication Date |
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| CN104231580A CN104231580A (en) | 2014-12-24 |
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| CN105295358A (en) * | 2015-12-05 | 2016-02-03 | 淄博夸克医药技术有限公司 | Ratproof and anti-termite PA-ABS environment-friendly plastic |
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| CN109467896A (en) * | 2018-09-30 | 2019-03-15 | 句容峰岭科技有限公司 | A kind of degradable hardware plastic material and preparation method thereof |
| JP7227667B1 (en) * | 2022-07-28 | 2023-02-22 | 株式会社Tbm | PLASTICIZER FOR BIODEGRADABLE RESIN, RESIN COMPOSITION AND MOLDED PRODUCT CONTAINING THE SAME |
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