CN114149620A - Starch-based alloy environment-friendly material and preparation method thereof - Google Patents
Starch-based alloy environment-friendly material and preparation method thereof Download PDFInfo
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- CN114149620A CN114149620A CN202110871307.9A CN202110871307A CN114149620A CN 114149620 A CN114149620 A CN 114149620A CN 202110871307 A CN202110871307 A CN 202110871307A CN 114149620 A CN114149620 A CN 114149620A
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- 229920002472 Starch Polymers 0.000 title claims abstract description 75
- 235000019698 starch Nutrition 0.000 title claims abstract description 70
- 239000008107 starch Substances 0.000 title claims abstract description 70
- 239000000463 material Substances 0.000 title claims abstract description 62
- 239000000956 alloy Substances 0.000 title claims abstract description 40
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title abstract description 10
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 53
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 53
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000010902 straw Substances 0.000 claims abstract description 44
- 239000000835 fiber Substances 0.000 claims abstract description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229920006025 bioresin Polymers 0.000 claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 15
- 239000002114 nanocomposite Substances 0.000 claims abstract description 15
- 239000000314 lubricant Substances 0.000 claims abstract description 12
- 239000004014 plasticizer Substances 0.000 claims abstract description 12
- 229920001661 Chitosan Polymers 0.000 claims abstract description 11
- 229920000881 Modified starch Polymers 0.000 claims abstract description 8
- 239000004368 Modified starch Substances 0.000 claims abstract description 8
- 235000019426 modified starch Nutrition 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 7
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 241000196324 Embryophyta Species 0.000 claims description 48
- 239000007822 coupling agent Substances 0.000 claims description 25
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 229910021389 graphene Inorganic materials 0.000 claims description 15
- -1 polybutylene succinate Polymers 0.000 claims description 15
- 150000008064 anhydrides Chemical class 0.000 claims description 13
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 claims description 10
- 229920002261 Corn starch Polymers 0.000 claims description 10
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 10
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 10
- 239000008120 corn starch Substances 0.000 claims description 10
- 239000003999 initiator Substances 0.000 claims description 10
- 239000005014 poly(hydroxyalkanoate) Substances 0.000 claims description 10
- 229920000903 polyhydroxyalkanoate Polymers 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 8
- 230000004048 modification Effects 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 claims description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 claims description 5
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 5
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 claims description 5
- 240000003183 Manihot esculenta Species 0.000 claims description 5
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 5
- 235000007164 Oryza sativa Nutrition 0.000 claims description 5
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 229920000331 Polyhydroxybutyrate Polymers 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 5
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 5
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 5
- 235000021355 Stearic acid Nutrition 0.000 claims description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 5
- 229930006000 Sucrose Natural products 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 241000209140 Triticum Species 0.000 claims description 5
- 235000021307 Triticum Nutrition 0.000 claims description 5
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 5
- 240000008042 Zea mays Species 0.000 claims description 5
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 5
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 5
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 5
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 5
- 239000008116 calcium stearate Substances 0.000 claims description 5
- 235000013539 calcium stearate Nutrition 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Natural products O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 5
- 235000005822 corn Nutrition 0.000 claims description 5
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 5
- 235000011187 glycerol Nutrition 0.000 claims description 5
- 229940075507 glyceryl monostearate Drugs 0.000 claims description 5
- 229910010272 inorganic material Inorganic materials 0.000 claims description 5
- 239000011147 inorganic material Substances 0.000 claims description 5
- 229960002479 isosorbide Drugs 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 claims description 5
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 5
- 239000005543 nano-size silicon particle Substances 0.000 claims description 5
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 5
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 5
- IIGMITQLXAGZTL-UHFFFAOYSA-N octyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCCCCCCC IIGMITQLXAGZTL-UHFFFAOYSA-N 0.000 claims description 5
- 239000012188 paraffin wax Substances 0.000 claims description 5
- 150000002978 peroxides Chemical class 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 239000005015 poly(hydroxybutyrate) Substances 0.000 claims description 5
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 5
- 239000004631 polybutylene succinate Substances 0.000 claims description 5
- 229920002961 polybutylene succinate Polymers 0.000 claims description 5
- 229920001610 polycaprolactone Polymers 0.000 claims description 5
- 239000004632 polycaprolactone Substances 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 239000004626 polylactic acid Substances 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 5
- 229920001592 potato starch Polymers 0.000 claims description 5
- 235000009566 rice Nutrition 0.000 claims description 5
- 229940100486 rice starch Drugs 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 229920002545 silicone oil Polymers 0.000 claims description 5
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 5
- 235000012424 soybean oil Nutrition 0.000 claims description 5
- 239000003549 soybean oil Substances 0.000 claims description 5
- 239000008117 stearic acid Substances 0.000 claims description 5
- 239000005720 sucrose Substances 0.000 claims description 5
- 230000009261 transgenic effect Effects 0.000 claims description 5
- 239000001993 wax Substances 0.000 claims description 5
- 229940100445 wheat starch Drugs 0.000 claims description 5
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 5
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 3
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical group C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 claims 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 229920003023 plastic Polymers 0.000 abstract description 13
- 239000004033 plastic Substances 0.000 abstract description 13
- 239000003208 petroleum Substances 0.000 abstract description 7
- 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 description 4
- 241000209094 Oryza Species 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 3
- 230000003385 bacteriostatic effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000010096 film blowing Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920002101 Chitin Polymers 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 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
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions 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 alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Biological Depolymerization Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a starch-based alloy environment-friendly material and a preparation method thereof, wherein the starch-based alloy environment-friendly material comprises the following raw materials in parts by weight: 30-60 parts of plant starch, 10-20 parts of plant straw fiber, 1-5 parts of reaction auxiliary agent, 30-60 parts of bio-based resin, 1-5 parts of nano composite material, 0.2-1 part of plasticizer, 0.5-2 parts of lubricant, 5-8 parts of silicon oxide, 8-12 parts of chitosan and 6-10 parts of rosin derivative. The preparation method comprises the following steps: adding plant starch into a dry-process reactor, and adding a reaction auxiliary agent to obtain modified starch; putting plant starch into a dry reactor to obtain dry plant straw fiber; putting modified starch and dry plant straw fiber into a blender, adding bio-based resin, and then adding a nano composite material, a plasticizer, a lubricant, silicon oxide, chitosan and a rosin derivative to obtain powder; and adding the powder into a double-screw machine, cooling the extruded material, and then melting and granulating in a granulator. The starch-based alloy environment-friendly material obtained by the invention is low in petroleum-based plastic proportion, energy-saving and environment-friendly.
Description
Technical Field
The invention relates to the technical field of modification of environment-friendly materials, in particular to a starch-based alloy environment-friendly material and a preparation method thereof.
Background
The plant starch and the plant straw fiber belong to natural biological high polymer materials, and have the characteristics of complete degradation, rich sources, low price and the like. In the application of the bio-based high polymer material, the starch is usually used as a filler, so that the production cost is greatly reduced, and the biodegradation performance of the material is improved.
However, the plant starch and the plant straw fiber have polyhydroxy structures, so that the starch is poor in compatibility with other synthetic resins, and the application of the starch in biodegradable materials is limited; in addition, the mechanical property, thermal stability, flame retardant property, conductivity and the like of the produced degradable material can not meet the application of wider range of daily necessities and industrial products.
The existing starch-based alloy modified materials are all processed alloy materials after starch, plastic resin (environment-friendly resin), various modification aids and the like are directly mixed or filled and modified, and because the filled various modified resins and filling materials are influenced by the production and processing technology and have performance defects of the filling materials, the performance of the produced alloy materials is restricted in application.
Disclosure of Invention
In order to solve the technical problems, the invention provides the starch-based alloy environment-friendly material and the preparation method thereof, the starch-based alloy material has low proportion of petroleum-based plastics used by the composite material, the use of the petroleum-based plastics is effectively reduced, and the starch-based alloy environment-friendly material is energy-saving and environment-friendly; the introduction of the nano composite material changes the physical properties of the plant starch, the plant straw fiber and the bio-based resin, and improves the material properties such as mechanical property, flame retardant property, processing stability and the like of the material; the chitosan is introduced to increase the biodegradability, so that the energy is saved and the environment is protected; the rosin derivatives are introduced to improve the moisture-proof and bacteriostatic properties of the alloy material.
The invention is realized by the following technical scheme:
the starch-based alloy environment-friendly material comprises the following raw materials in parts by weight: 30-60 parts of plant starch, 10-20 parts of plant straw fiber, 1-5 parts of reaction auxiliary agent, 30-60 parts of bio-based resin, 1-5 parts of nano composite material, 0.2-1 part of plasticizer, 0.5-2 parts of lubricant, 5-8 parts of silicon oxide, 8-12 parts of chitosan and 6-10 parts of rosin derivative.
Further, the weight fraction ratio of the plant starch to the plant straw fiber is 3: 1; the weight fraction ratio of the plant starch to the bio-based resin is 1:1.
Further, the plant starch is one or more of 100-800-mesh corn starch, cassava starch, potato starch, wheat starch, glutinous rice starch and transgenic corn starch; the plant straw fiber is one or more of 100-mesh and 300-mesh rice straw, wheat straw and corn straw.
Further, the reaction auxiliary agent comprises a mixture of an initiator, maleic anhydride and stearic acid, and also comprises one or more of a coupling agent, glyceryl monostearate, vinyl acetate and acrylic acid.
Further, the initiator is one or more of potassium persulfate, lauroyl peroxide, sodium bisulfite, sucrose and benzoyl peroxide; the coupling agent is one or more of titanate coupling agent, silane coupling agent, phosphate coupling agent and zirconate coupling agent.
Further, the bio-based resin is one or more of polylactic acid, polybutylene succinate, polycaprolactone, polyhydroxyalkanoate, a carbon dioxide copolymer, polyvinyl alcohol, polyhydroxyalkanoate and polyhydroxybutyrate.
Further, the nanocomposite includes graphene and nanoscale inorganic material; the graphene is graphene oxide; the nano inorganic matter is one or more of 3000-5000 mesh calcium sulfate whisker, 3000-5000 mesh nano white carbon black, 5000-6000 mesh nano silicon dioxide and 3000-5000 mesh nano montmorillonite.
Further, the plasticizer is one or more of peroxide epoxidized soybean oil, isosorbide diester, acetyl tributyl citrate and epoxy stearate octyl ester; the lubricant is one or more of silicone oil, zinc stearate, calcium stearate, polyethylene wax, butyl stearate and paraffin; the rosin derivative is one or more of lime rosin, glycerin rosin, rosin anhydride and rosin alcohol.
Further, the rosin derivative is rosin anhydride, the rosin anhydride is obtained by mixing and reacting rosin and acetic anhydride according to the weight ratio of 1:1.2, the reaction temperature is 245-.
The invention relates to a preparation method of a starch-based alloy environment-friendly material, which comprises the following steps:
1) modification treatment: putting plant starch into a dry-process reactor at the temperature of 88-92 ℃, adding a reaction auxiliary agent, and reacting for 1-2 hours to obtain modified starch; putting the plant straw fiber into a dryer with the temperature of 105-110 ℃ for drying for 2-3 hours to obtain the dried plant straw fiber with the water content of less than 3%;
2) blending: putting the modified starch obtained in the step 1) and the dry plant straw fiber into a blender, adding the bio-based resin, keeping the temperature at 60-70 ℃, stirring at the speed of 150-;
3) and (3) granulation: adding the powder in the step 2) into a parallel co-rotating twin-screw machine, cooling the extruded material, and then melting and granulating in a granulator, wherein the length-diameter ratio of screws of the parallel co-rotating twin-screw machine is greater than or equal to 52:1, the parameters of the granulator are set to be 170 ℃ at the temperature of 150-.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the starch-based alloy environment-friendly material provided by the invention can be used for producing high-quality plastic products, and the proportion of petroleum-based plastics used by the environment-friendly material is low, so that the use of petroleum-based plastics is effectively reduced, and the environment is protected;
2. the invention changes the physical properties of plant starch, plant straw fiber and bio-based resin by introducing the nano composite material, and improves the technical problems of material properties such as mechanical property, flame retardant property, processing stability and the like of the material;
3. compared with the traditional industrial plastic material and plastic products, the starch-based alloy environment-friendly material prepared by the invention has wide application, excellent mechanical property, environment friendliness and degradability, can be applied to various processing technologies such as injection molding, film blowing, pipe extrusion, section bar extrusion and the like, and can adjust and control the degradation period according to the technical parameters of the produced products;
4. the starch-based alloy environment-friendly material prepared by the invention introduces chitosan, the chitosan is a product of natural polysaccharide chitin with partial acetyl removed, and the starch-based alloy environment-friendly material has multiple physiological functions of biodegradability, biocompatibility, nontoxicity, bacteriostasis, cancer resistance, lipid reduction, immunity enhancement and the like, increases the biodegradability of the starch-based alloy environment-friendly material, and is nontoxic and bacteriostatic;
5. the starch-based alloy environment-friendly material prepared by the invention introduces rosin derivatives, has excellent characteristics of moisture resistance, bacteriostasis and the like, and increases the moisture resistance and bacteriostasis performance of the starch-based alloy environment-friendly material.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are only a few specific examples of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the design concept should fall within the scope of infringing on the protection scope of the present invention.
The invention relates to a preparation method of a starch-based alloy environment-friendly material, which comprises the following steps:
1) modification treatment: putting plant starch into a dry-process reactor at the temperature of 88-92 ℃, adding a reaction auxiliary agent, and reacting for 1-2 hours to obtain modified starch; putting the plant straw fiber into a dryer with the temperature of 105-110 ℃ for drying for 2-3 hours to obtain the dried plant straw fiber with the water content of less than 3%;
2) blending: putting the modified starch obtained in the step 1) and the dry plant straw fiber into a blender, adding the bio-based resin, keeping the temperature at 60-70 ℃, stirring at the speed of 150-;
3) and (3) granulation: adding the powder in the step 2) into a parallel co-rotating twin-screw machine, cooling the extruded material, and then melting and granulating in a granulator, wherein the length-diameter ratio of screws of the parallel co-rotating twin-screw machine is greater than or equal to 52:1, the parameters of the granulator are set to be 170 ℃ at the temperature of 150-.
The starch-based alloy environment-friendly material granules are obtained by the preparation method, and the granules are added into an injection molding machine to obtain various tableware and daily plastic products; adding the granules into a film blowing machine to prepare a mulching film and a package; adding the granules into other forming machines to prepare plastic pipes, plastic pipe fittings and the like.
The starch-based alloy environment-friendly material adopted by the preparation method has various implementation modes according to components and formulas, and the examples are as follows:
example 1
The starch-based alloy environment-friendly material comprises the following raw materials in parts by weight: 30 parts of plant starch, 10 parts of plant straw fiber, 1 part of reaction auxiliary agent, 30 parts of bio-based resin, 1 part of nano composite material, 0.2 part of plasticizer, 0.5 part of lubricant, 5 parts of silicon oxide, 8 parts of chitosan and 6 parts of rosin derivative.
More specifically, the plant starch is one or more of 100-800-mesh corn starch, cassava starch, potato starch, wheat starch, glutinous rice starch and transgenic corn starch; the plant straw fiber is one or more of 100-mesh and 300-mesh rice straw, wheat straw and corn straw.
More specifically, the reaction auxiliary agent comprises a mixture of an initiator, maleic anhydride and stearic acid, and further comprises one or more of a coupling agent, glyceryl monostearate, vinyl acetate and acrylic acid.
More specifically, the initiator is one or more of potassium persulfate, lauroyl peroxide, sodium bisulfite, sucrose and benzoyl peroxide; the coupling agent is one or more of titanate coupling agent, silane coupling agent, phosphate coupling agent and zirconate coupling agent.
More specifically, the bio-based resin is one or more of polylactic acid, polybutylene succinate, polycaprolactone, polyhydroxyalkanoate, a carbon dioxide copolymer, polyvinyl alcohol, polyhydroxyalkanoate and polyhydroxybutyrate.
More specifically, the nanocomposite includes graphene and nanoscale inorganic materials; the graphene is graphene oxide; the nano inorganic matter is one or more of 3000-5000 mesh calcium sulfate whisker, 3000-5000 mesh nano white carbon black, 5000-6000 mesh nano silicon dioxide and 3000-5000 mesh nano montmorillonite.
More specifically, the plasticizer is one or more of peroxide epoxidized soybean oil, isosorbide diester, acetyl tributyl citrate and epoxy stearate octyl ester; the lubricant is one or more of silicone oil, zinc stearate, calcium stearate, polyethylene wax, butyl stearate and paraffin; the rosin derivative is one or more of lime rosin, glycerin rosin, rosin anhydride and rosin alcohol.
More specifically, the rosin derivative is rosin anhydride, the rosin anhydride is obtained by mixing and reacting rosin and acetic anhydride according to the weight ratio of 1:1.2, the reaction temperature is 245-.
Example 2
The starch-based alloy environment-friendly material comprises the following raw materials in parts by weight: 60 parts of plant starch, 20 parts of plant straw fiber, 5 parts of reaction auxiliary agent, 60 parts of bio-based resin, 5 parts of nano composite material, 1 part of plasticizer, 2 parts of lubricant, 8 parts of silicon oxide, 12 parts of chitosan and 10 parts of rosin derivative.
More specifically, the plant starch is one or more of 100-800-mesh corn starch, cassava starch, potato starch, wheat starch, glutinous rice starch and transgenic corn starch; the plant straw fiber is one or more of 100-mesh and 300-mesh rice straw, wheat straw and corn straw.
More specifically, the reaction auxiliary agent comprises a mixture of an initiator, maleic anhydride and stearic acid, and further comprises one or more of a coupling agent, glyceryl monostearate, vinyl acetate and acrylic acid.
More specifically, the initiator is one or more of potassium persulfate, lauroyl peroxide, sodium bisulfite, sucrose and benzoyl peroxide; the coupling agent is one or more of titanate coupling agent, silane coupling agent, phosphate coupling agent and zirconate coupling agent.
More specifically, the bio-based resin is one or more of polylactic acid, polybutylene succinate, polycaprolactone, polyhydroxyalkanoate, a carbon dioxide copolymer, polyvinyl alcohol, polyhydroxyalkanoate and polyhydroxybutyrate.
More specifically, the nanocomposite includes graphene and nanoscale inorganic materials; the graphene is graphene oxide; the nano inorganic matter is one or more of 3000-5000 mesh calcium sulfate whisker, 3000-5000 mesh nano white carbon black, 5000-6000 mesh nano silicon dioxide and 3000-5000 mesh nano montmorillonite.
More specifically, the plasticizer is one or more of peroxide epoxidized soybean oil, isosorbide diester, acetyl tributyl citrate and epoxy stearate octyl ester; the lubricant is one or more of silicone oil, zinc stearate, calcium stearate, polyethylene wax, butyl stearate and paraffin; the rosin derivative is one or more of lime rosin, glycerin rosin, rosin anhydride and rosin alcohol.
More specifically, the rosin derivative is rosin anhydride, the rosin anhydride is obtained by mixing and reacting rosin and acetic anhydride according to the weight ratio of 1:1.2, the reaction temperature is 245-.
Example 3
The starch-based alloy environment-friendly material comprises the following raw materials in parts by weight: 45 parts of plant starch, 15 parts of plant straw fiber, 2.5 parts of reaction auxiliary agent, 45 parts of bio-based resin, 2.5 parts of nano composite material, 0.5 part of plasticizer, 1 part of lubricant, 6.5 parts of silicon oxide, 10 parts of chitosan and 8 parts of rosin derivative.
More specifically, the plant starch is one or more of 100-800-mesh corn starch, cassava starch, potato starch, wheat starch, glutinous rice starch and transgenic corn starch; the plant straw fiber is one or more of 100-mesh and 300-mesh rice straw, wheat straw and corn straw.
More specifically, the reaction auxiliary agent comprises a mixture of an initiator, maleic anhydride and stearic acid, and further comprises one or more of a coupling agent, glyceryl monostearate, vinyl acetate and acrylic acid.
More specifically, the initiator is one or more of potassium persulfate, lauroyl peroxide, sodium bisulfite, sucrose and benzoyl peroxide; the coupling agent is one or more of titanate coupling agent, silane coupling agent, phosphate coupling agent and zirconate coupling agent.
More specifically, the bio-based resin is one or more of polylactic acid, polybutylene succinate, polycaprolactone, polyhydroxyalkanoate, a carbon dioxide copolymer, polyvinyl alcohol, polyhydroxyalkanoate and polyhydroxybutyrate.
More specifically, the nanocomposite includes graphene and nanoscale inorganic materials; the graphene is graphene oxide; the nano inorganic matter is one or more of 3000-5000 mesh calcium sulfate whisker, 3000-5000 mesh nano white carbon black, 5000-6000 mesh nano silicon dioxide and 3000-5000 mesh nano montmorillonite.
More specifically, the plasticizer is one or more of peroxide epoxidized soybean oil, isosorbide diester, acetyl tributyl citrate and epoxy stearate octyl ester; the lubricant is one or more of silicone oil, zinc stearate, calcium stearate, polyethylene wax, butyl stearate and paraffin; the rosin derivative is one or more of lime rosin, glycerin rosin, rosin anhydride and rosin alcohol.
More specifically, the rosin derivative is rosin anhydride, the rosin anhydride is obtained by mixing and reacting rosin and acetic anhydride according to the weight ratio of 1:1.2, the reaction temperature is 245-.
The starch-based alloy material has the advantages that the proportion of petroleum-based plastics used by the composite material is low, the use of petroleum-based plastics is effectively reduced, and the starch-based alloy material is energy-saving and environment-friendly; the introduction of the nano composite material changes the physical properties of the plant starch, the plant straw fiber and the bio-based resin, and improves the material properties such as mechanical property, flame retardant property, processing stability and the like of the material; the chitosan and rosin derivatives are introduced, so that the moisture resistance and the antibacterial performance of the alloy material are improved, and the biodegradability is increased.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The starch-based alloy environment-friendly material is characterized by comprising the following raw materials in parts by weight: 30-60 parts of plant starch, 10-20 parts of plant straw fiber, 1-5 parts of reaction auxiliary agent, 30-60 parts of bio-based resin, 1-5 parts of nano composite material, 0.2-1 part of plasticizer, 0.5-2 parts of lubricant, 5-8 parts of silicon oxide, 8-12 parts of chitosan and 6-10 parts of rosin derivative.
2. The starch-based alloy environment-friendly material as claimed in claim 1, wherein the weight fraction ratio of the plant starch to the plant straw fiber is 3: 1; the weight fraction ratio of the plant starch to the bio-based resin is 1:1.
3. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the plant starch is one or more of 100-800 mesh corn starch, tapioca starch, potato starch, wheat starch, glutinous rice starch and transgenic corn starch; the plant straw fiber is one or more of 100-mesh and 300-mesh rice straw, wheat straw and corn straw.
4. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the reaction auxiliary agent comprises a mixture of an initiator, maleic anhydride and stearic acid, and further comprises one or more of a coupling agent, glyceryl monostearate, vinyl acetate and acrylic acid.
5. The starch-based alloy environment-friendly material as claimed in claim 4, wherein the initiator is one or more of potassium persulfate, lauroyl peroxide, sodium bisulfite, sucrose and benzoyl peroxide; the coupling agent is one or more of titanate coupling agent, silane coupling agent, phosphate coupling agent and zirconate coupling agent.
6. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the bio-based resin is one or more of polylactic acid, polybutylene succinate, polycaprolactone, polyhydroxyalkanoate, carbon dioxide copolymer, polyvinyl alcohol, polyhydroxyalkanoate and polyhydroxybutyrate.
7. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the nanocomposite comprises graphene and nanoscale inorganic material; the graphene is graphene oxide; the nano inorganic matter is one or more of 3000-5000 mesh calcium sulfate whisker, 3000-5000 mesh nano white carbon black, 5000-6000 mesh nano silicon dioxide and 3000-5000 mesh nano montmorillonite.
8. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the plasticizer is one or more of peroxide epoxidized soybean oil, isosorbide diester, acetyl tributyl citrate and epoxy stearate octyl ester; the lubricant is one or more of silicone oil, zinc stearate, calcium stearate, polyethylene wax, butyl stearate and paraffin; the rosin derivative is one or more of lime rosin, glycerin rosin, rosin anhydride and rosin alcohol.
9. The starch-based alloy environment-friendly material as claimed in claim 1 or 2, wherein the rosin derivative is rosin acid anhydride, the rosin acid anhydride is obtained by mixing and reacting rosin and acetic anhydride according to a weight ratio of 1:1.2, the reaction temperature is 245-.
10. The method for preparing the environment-friendly material according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
1) modification treatment: putting plant starch into a dry-process reactor at the temperature of 88-92 ℃, adding a reaction auxiliary agent, and reacting for 1-2 hours to obtain modified starch; putting the plant straw fiber into a dryer with the temperature of 105-110 ℃ for drying for 2-3 hours to obtain the dried plant straw fiber with the water content of less than 3%;
2) blending: putting the modified starch obtained in the step 1) and the dry plant straw fiber into a blender, adding the bio-based resin, keeping the temperature at 60-70 ℃, stirring at the speed of 150-;
3) and (3) granulation: adding the powder in the step 2) into a parallel co-rotating twin-screw machine, cooling the extruded material, and then melting and granulating in a granulator, wherein the length-diameter ratio of screws of the parallel co-rotating twin-screw machine is greater than or equal to 52:1, the parameters of the granulator are set to be 170 ℃ at the temperature of 150-.
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