CN108456407A - A kind of degradable package material and preparation method thereof - Google Patents
A kind of degradable package material and preparation method thereof Download PDFInfo
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- CN108456407A CN108456407A CN201810127652.XA CN201810127652A CN108456407A CN 108456407 A CN108456407 A CN 108456407A CN 201810127652 A CN201810127652 A CN 201810127652A CN 108456407 A CN108456407 A CN 108456407A
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- degradable package
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- 239000000463 material Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims description 5
- 239000000835 fiber Substances 0.000 claims abstract description 49
- 239000004368 Modified starch Substances 0.000 claims abstract description 45
- 229920000881 Modified starch Polymers 0.000 claims abstract description 45
- 235000019426 modified starch Nutrition 0.000 claims abstract description 45
- 229960000892 attapulgite Drugs 0.000 claims abstract description 27
- 229920000229 biodegradable polyester Polymers 0.000 claims abstract description 27
- 239000004622 biodegradable polyester Substances 0.000 claims abstract description 27
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 27
- 239000004014 plasticizer Substances 0.000 claims abstract description 27
- 229920002301 cellulose acetate Polymers 0.000 claims abstract description 26
- 239000000314 lubricant Substances 0.000 claims abstract description 26
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 26
- 239000004626 polylactic acid Substances 0.000 claims abstract description 26
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 25
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 25
- 239000004744 fabric Substances 0.000 claims abstract description 25
- 239000002994 raw material Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920000070 poly-3-hydroxybutyrate Polymers 0.000 claims description 31
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- 229920002472 Starch Polymers 0.000 claims description 9
- 239000008107 starch Substances 0.000 claims description 9
- 235000019698 starch Nutrition 0.000 claims description 9
- 239000004927 clay Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 229920001661 Chitosan Polymers 0.000 claims description 7
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 7
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 claims description 7
- 229920002678 cellulose Polymers 0.000 claims description 7
- 239000001913 cellulose Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 235000021355 Stearic acid Nutrition 0.000 claims description 4
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 4
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 239000008117 stearic acid Substances 0.000 claims description 4
- 239000001993 wax Substances 0.000 claims description 4
- 239000004209 oxidized polyethylene wax Substances 0.000 claims description 3
- 235000013873 oxidized polyethylene wax Nutrition 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 239000004902 Softening Agent Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 abstract description 9
- 239000004033 plastic Substances 0.000 abstract description 9
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 3
- GOLXRNDWAUTYKT-UHFFFAOYSA-N 3-(1H-indol-3-yl)propanoic acid Chemical group C1=CC=C2C(CCC(=O)O)=CNC2=C1 GOLXRNDWAUTYKT-UHFFFAOYSA-N 0.000 abstract 1
- OBNCKNCVKJNDBV-UHFFFAOYSA-N ethyl butyrate Chemical compound CCCC(=O)OCC OBNCKNCVKJNDBV-UHFFFAOYSA-N 0.000 abstract 1
- PESZCXUNMKAYME-UHFFFAOYSA-N Citroflex A-4 Chemical group CCCCOC(=O)CC(O)(C(=O)OCCCC)C(C(C)=O)C(=O)OCCCC PESZCXUNMKAYME-UHFFFAOYSA-N 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/90—Fillers or reinforcements, e.g. fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
- B29B7/90—Fillers or reinforcements, e.g. fibres
- B29B7/92—Wood chips or wood fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
- B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of degradable package materials, include the raw material of following parts by weight：13~22 parts of acrylic resin, 20~30 parts of polylactic acid, 7~14 parts of Biodegradable polyester, 9~16 parts of plant fiber, 10~20 parts of poly- 3 butyric ester, 5~10 parts of modified starch, 8~11 parts of cellulose acetate, 3~6 parts of talcum powder, 4~7 parts attapulgite modified, 1~3 part of lubricant, 2~6 parts of plasticizer, 0.05~0.1 part of fabric softening.The degradable package material plasticity is good, can be degradable, has elasticity, gas permeability, intensity and water resistance as plastics, reduces environmental pollution.
Description
Technical field
The invention belongs to environment-friendly materials technical fields, and in particular to a kind of degradable package material and preparation method thereof.
Background technology
In the prior art, the outer packing of cosmetics, skin care item and electrical package generally uses plastic material to pack, and is adopted
Plastic package material is when having used, it is difficult to which recycling and degradation are easy to pollute the environment.But with population
Increase and the improvement of people's living standards, the utilization rate of plastic package material is higher and higher, and white elephant is brought to environment.
Raising with people to environmental protection consciousness cannot although also there are many degredation plastic materials
Reach degradable, and degradation time and period are long, cause environmental pollution, recycles of high cost.
Invention content
The present invention provides a kind of degradable package materials and preparation method thereof, solve asking in above-mentioned background technology
Topic, the degradable package material plasticity is good, can be degradable, have elasticity as plastics, gas permeability, intensity and
Water resistance reduces environmental pollution.
It is of the existing technology in order to solve the problems, such as, it adopts the following technical scheme that：
A kind of degradable package material, includes the raw material of following parts by weight：13~22 parts of acrylic resin, polylactic acid 20~30
Part, 7~14 parts of Biodegradable polyester, 9~16 parts of plant fiber, 10~20 parts of poly 3-hydroxy butyrate, modified starch 5~10
Part, 8~11 parts of cellulose acetate, 3~6 parts of talcum powder, 4~7 parts attapulgite modified, 1~3 part of lubricant, plasticizer 2~6
Part, 0.05~0.1 part of fabric softening.
Preferably, the degradable package material, includes the raw material of following parts by weight：15~20 parts of acrylic resin gathers
23~28 parts of lactic acid, 10~15 parts of plant fiber, 14~17 parts of poly 3-hydroxy butyrate, is modified 9~12 parts of Biodegradable polyester
6~9 parts of starch, 9~10 parts of cellulose acetate, 4~5 parts of talcum powder, 5~6 parts attapulgite modified, lubricant 1.5~2.3
Part, 3~5 parts of plasticizer, 0.06~0.09 part of fabric softening.
Preferably, the degradable package material, includes the raw material of following parts by weight：18 parts of acrylic resin, polylactic acid
26 parts, 11 parts of Biodegradable polyester, 13 parts of plant fiber, 15 parts of poly 3-hydroxy butyrate, 7 parts of modified starch, cellulose acetate
9.6 parts, 4.3 parts of talcum powder, 5.4 parts attapulgite modified, 1.9 parts of lubricant, 4 parts of plasticizer, 0.08 part of fabric softening.
Preferably, the lubricant is selected from one kind or several of paraffin, stearic acid, polyethylene wax and oxidized polyethylene wax
Kind.
Preferably, the plasticizer is tributyl 2-acetylcitrate.
Preferably, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Preferably, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Compared with prior art, the present invention it has the advantages that：
Degradable package material plasticity of the present invention is good, can be degradable, has elastic, ventilative as plastics
Property, intensity and water resistance, reduce environmental pollution, specific as follows：
（1）Degradable package material of the present invention is by acrylic resin, the mode of polylactic acid, Biodegradable polyester melt blending
Be prepared into biodegradable material, after adding a little plasticizer, talcum powder and modified attapulgite clay, mechanical performance and plus
Work performance is suitable with the mechanical performance of plastics and processing performance, and plasticity is relatively good；
（2）Degradable package material of the present invention adds plant fiber and modified starch as raw material, materials side in the feed
Just, at low cost, it is easy to promote, manufacturing process is simple, ensures the plasticity of material, can be degradable, reduces environmental pollution；
（3）The material extruding granulating that degradable package material of the present invention will be made passes through grain when needing to make packaging
Shape material secondary machine-shaping, thickness can be controlled in 0.45~3mm, and with elasticity, gas permeability, the intensity as plastics
And water resistance.
Specific implementation mode
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
The present embodiment is related to a kind of degradable package material, includes the raw material of following parts by weight：13 parts of acrylic resin, polylactic acid
20 parts, 7 parts of Biodegradable polyester, 9 parts of plant fiber, 10 parts of poly 3-hydroxy butyrate, 5 parts of modified starch, cellulose acetate 8
Part, 3 parts of talcum powder, 4 parts attapulgite modified, 1 part of lubricant, 2 parts of plasticizer, 0.05 part of fabric softening.
Wherein, the lubricant is selected from paraffin.
Wherein, the plasticizer is tributyl 2-acetylcitrate.
Wherein, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Wherein, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Embodiment 2
The present embodiment is related to a kind of degradable package material, includes the raw material of following parts by weight：22 parts of acrylic resin, polylactic acid
30 parts, 14 parts of Biodegradable polyester, 16 parts of plant fiber, 20 parts of poly 3-hydroxy butyrate, 10 parts of modified starch, cellulose acetate
11 parts, 6 parts of talcum powder, 7 parts attapulgite modified, 3 parts of lubricant, 6 parts of plasticizer, 0.1 part of fabric softening.
Wherein, the lubricant is selected from stearic acid.
Wherein, the plasticizer is tributyl 2-acetylcitrate.
Wherein, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Wherein, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Embodiment 3
The present embodiment is related to a kind of degradable package material, includes the raw material of following parts by weight：15 parts of acrylic resin, polylactic acid
23 parts, 9 parts of Biodegradable polyester, 10 parts of plant fiber, 14 parts of poly 3-hydroxy butyrate, 6 parts of modified starch, cellulose acetate 9
Part, 4 parts of talcum powder, 5 parts attapulgite modified, 1.5 parts of lubricant, 3 parts of plasticizer, 0.06 part of fabric softening.
Wherein, the lubricant is selected from polyethylene wax.
Wherein, the plasticizer is tributyl 2-acetylcitrate.
Wherein, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Wherein, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Embodiment 4
The present embodiment is related to a kind of degradable package material, includes the raw material of following parts by weight：20 parts of acrylic resin, polylactic acid
28 parts, 12 parts of Biodegradable polyester, 15 parts of plant fiber, 17 parts of poly 3-hydroxy butyrate, 9 parts of modified starch, cellulose acetate
10 parts, 5 parts of talcum powder, 6 parts attapulgite modified, 2.3 parts of lubricant, 5 parts of plasticizer, 0.09 part of fabric softening.
Wherein, the lubricant is selected from the mixture of paraffin, stearic acid, polyethylene wax.
Wherein, the plasticizer is tributyl 2-acetylcitrate.
Wherein, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Wherein, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Embodiment 5
The present embodiment is related to a kind of degradable package material, includes the raw material of following parts by weight：18 parts of acrylic resin, polylactic acid
26 parts, 11 parts of Biodegradable polyester, 13 parts of plant fiber, 15 parts of poly 3-hydroxy butyrate, 7 parts of modified starch, cellulose acetate
9.6 parts, 4.3 parts of talcum powder, 5.4 parts attapulgite modified, 1.9 parts of lubricant, 4 parts of plasticizer, 0.08 part of fabric softening.
Wherein, the lubricant is selected from oxidized polyethylene wax.
Wherein, the plasticizer is tributyl 2-acetylcitrate.
Wherein, the modified starch is made using following method：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
A method of the degradable package material is prepared, is included the following steps：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
Wherein, the step（4）Middle extrusion, the condition being granulated are：Extrusion temperature is 190~200 DEG C, screw speed is
200r/min。
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (8)
1. a kind of degradable package material, which is characterized in that include the raw material of following parts by weight：13~22 parts of acrylic resin,
20~30 parts of polylactic acid, 9~16 parts of plant fiber, 10~20 parts of poly 3-hydroxy butyrate, changes 7~14 parts of Biodegradable polyester
5~10 parts of starch of property, 8~11 parts of cellulose acetate, 3~6 parts of talcum powder, 4~7 parts attapulgite modified, 1~3 part of lubricant,
2~6 parts of plasticizer, 0.05~0.1 part of fabric softening.
2. degradable package material according to claim 1, which is characterized in that include the raw material of following parts by weight：Poly- third
15~20 parts of olefine resin, 23~28 parts of polylactic acid, 9~12 parts of Biodegradable polyester, 10~15 parts of plant fiber, poly- 3- hydroxyls fourth
14~17 parts of acid esters, 6~9 parts of modified starch, 9~10 parts of cellulose acetate, 4~5 parts of talcum powder, attapulgite modified 5~6
Part, 1.5~2.3 parts of lubricant, 3~5 parts of plasticizer, 0.06~0.09 part of fabric softening.
3. degradable package material according to claim 1, which is characterized in that include the raw material of following parts by weight：Poly- third
18 parts of olefine resin, 26 parts of polylactic acid, 11 parts of Biodegradable polyester, 13 parts of plant fiber, 15 parts of poly 3-hydroxy butyrate, modified shallow lake
7 parts of powder, 9.6 parts of cellulose acetate, 4.3 parts of talcum powder, 5.4 parts attapulgite modified, 1.9 parts of lubricant, 4 parts of plasticizer, fibre
Tie up 0.08 part of softening agent.
4. degradable package material according to claim 1, which is characterized in that the lubricant be selected from paraffin, stearic acid,
The one or more of polyethylene wax and oxidized polyethylene wax.
5. degradable package material according to claim 1, which is characterized in that the plasticizer is three fourth of acetyl tributyl citrate
Ester.
6. degradable package material according to claim 1, which is characterized in that the modified starch uses following method system
：
The carboxymethyl chitosan of 100 weight starch, 8 parts by weight silane coupling agents and a concentration of 2wt% of 10 parts by weight is water-soluble
Liquid stirs 45min under the conditions of temperature is 100~120 DEG C, obtains the modified starch.
7. a kind of method preparing any one of claim 1~6 degradable package material, which is characterized in that including following
Step：
（1）By above-mentioned formula weigh acrylic resin, polylactic acid, Biodegradable polyester, plant fiber, poly 3-hydroxy butyrate,
Modified starch, cellulose acetate, talcum powder, attapulgite modified, poly 3-hydroxy butyrate, modified starch, cellulose acetate, increasing
Agent and fabric softening are moulded, it is spare；
（2）Plant fiber is placed in eliminating potential pool, water is added, it is 25% to make the mass fraction of plant fiber in eliminating potential pool, is then added
Enter fabric softening, stirring at normal temperature 90 minutes, filtering, concentration obtain fiber pulp；
（3）By acrylic resin, polylactic acid, Biodegradable polyester, plasticizer, talcum powder and modified attapulgite clay be added to
It in high-speed mixer, is uniformly mixed, obtains mixture；
（4）By step（2）Fiber pulp, the step of gained（3）Mixture, poly 3-hydroxy butyrate, modified starch, the acetic acid of gained
Cellulose and lubricant add twin-screw extrude melt blending, squeeze out, are granulated, cooling, obtain the degradable package material.
8. preparation method according to claim 7, which is characterized in that the step（4）Middle extrusion, the condition being granulated are：
Extrusion temperature is 190~200 DEG C, screw speed 200r/min.
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| CN110305455A (en) * | 2019-06-10 | 2019-10-08 | 天长市佳诺医疗器械有限公司 | Degradable urinary bag material of one kind and preparation method thereof |
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| CN109679305A (en) * | 2018-12-20 | 2019-04-26 | 广东顺威赛特工程塑料开发有限公司 | A kind of starch-based degradable PP/PHB composite material and preparation method |
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| WO2021119269A1 (en) * | 2019-12-10 | 2021-06-17 | Ticona Llc | Cellulose ester composition containing bloom resistant or bio-based plasticizer |
| CN111893651A (en) * | 2020-07-20 | 2020-11-06 | 中物科技新材料(深圳)有限公司 | Biodegradable non-woven fabric and manufacturing method thereof |
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| CN112300590A (en) * | 2020-09-27 | 2021-02-02 | 宿州合鑫食品包装有限公司 | Green degradable packing carton of bio-based |
| CN112574512A (en) * | 2020-10-28 | 2021-03-30 | 中广核俊尔（上海）新材料有限公司 | Biodegradable polypropylene material and preparation method thereof |
| CN113583303A (en) * | 2021-07-28 | 2021-11-02 | 浙江晟祺实业有限公司 | Easily degradable packaging material and preparation method thereof |
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