CN106243453A - A kind of biodegradable plastic film - Google Patents
A kind of biodegradable plastic film Download PDFInfo
- Publication number
- CN106243453A CN106243453A CN201610632531.1A CN201610632531A CN106243453A CN 106243453 A CN106243453 A CN 106243453A CN 201610632531 A CN201610632531 A CN 201610632531A CN 106243453 A CN106243453 A CN 106243453A
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- CN
- China
- Prior art keywords
- plastic film
- biodegradable plastic
- film
- semen maydis
- maydis powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
-
- 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
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of biodegradable plastic film, described thin film is made up through blown film of master batch, and described master batch includes following material: polyethylene, the implant of 1 2um, degradation agent, dispersant, lubricant.Compared with prior art, the mechanical property of prepared plastic film for agricultural use presses GB 4,455 2006 standard detection to the present invention, its hot strength vertical, horizontal >=14MPa, elongation at break vertical, horizontal >=300%, angle tear strength vertical, horizontal >=55KN/m.The light transmission of this film is good, and Cotton Gossypii plays a part volume increase, and after the induction period of 60 days, the degradative phase of 150 days, its thin film relic is less than 2 × 2cm2。
Description
Technical field
The invention belongs to degradable plastic film, particularly belong to the biodegradable plastic film containing polyethylene.
Background technology
Agricultural mulching can play soil moisture conservation, insulation, weeding, parasite killing four kinds effect, can increase substantially the yield of crops.
The master batch of tradition agricultural mulching is polyethylene, and this material has the physical property of excellence.But the degradation time of this plastic sheeting
Long, it is widely used and can cause serious " white pollution ".The main path solving plastic sheeting " white pollution " at present is exploitation
Degradable agricultural film, current degradable agricultural film, its light transmission is poor, causes the underproduction of Cotton Gossypii, and through the induction period of 60 days,
The degradative phase of 150 days, its relic is more than 4 × 4cm2, it is impossible to meet actual needs.
Summary of the invention:
The technical problem to be solved is to provide a kind of induction period through 60 days, after the degradative phase of 150 days, its
Relic is less than 2 × 2cm2Plastic sheeting.
The present invention solves the technical scheme of technical problem: a kind of biodegradable plastic film, described thin film is by mother
Grain is made through blown film, and described master batch includes following material and weight portion:
Described implant includes following material and weight portion:
Calcium carbonate 40-50
Semen Maydis powder 40-50
Described Semen Maydis powder processes through hydrophobization, and detailed process is as follows:
By the Semen Maydis powder that crushes in the case of stirring, add hydrophobic modifier, normal temperature modified 1-2 hour,；Beautiful
Rice flour is 100:1-2 with the weight ratio of hydrophobic modifier；
Described hydrophobic modifier is silane coupler, and model is kh550, raw by Nanjing Chuan Shi auxiliary chemicals company limited
Produce.
Described degradation agent is 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino
The mixture of base-3-methyl-6-dibutyl fluorane, 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5-carboxylic acid second
Ester, the weight ratio of 2-phenylamino-3-methyl-6-dibutyl fluorane is 1:0.05-0.1.
Described dispersant is hyper-dispersant, and model is that YY502 is produced by Guangzhou Yuan Tai synthetic material company limited.
Described lubricant is zinc stearate；
Described polyethylene includes that the line style of high density polyethylene (HDPE) that concentration expressed in percentage by weight is 60-75% and 25-40% is low
Density polyethylene；
After utilizing prior art to carry out blending extrusion polyethylene, implant, degradation agent, lubricant, dispersant, make mother
Grain.
The present invention is compared with present technology, and the mechanical property of prepared plastic film for agricultural use presses GB4455-2006 standard detection, its
Hot strength vertical, horizontal >=14MPa, elongation at break vertical, horizontal >=300%, angle tear strength vertical, horizontal >=55KN/m.
The light transmission of this film is good, Cotton Gossypii plays a part volume increase, and after the induction period of 60 days, the degradative phase of 150 days, it is thin
Film relic is less than 2 × 2cm2。
Detailed description of the invention
Below by embodiment, the present invention is specifically described, it is necessary to it is pointed out here that be that following example are served only for
The present invention is further described, it is impossible to be interpreted as limiting the scope of the invention, the person skilled in the art in this field
According to the invention described above content, the present invention is made some nonessential improvement and adjustment, still fall within scope.
Embodiment 1:
A kind of biodegradable plastic film, described thin film is made up through blown film of master batch, and described master batch includes following
Material and weight portion:
Described implant includes following material and weight portion:
Calcium carbonate 40
Semen Maydis powder 40
Described Semen Maydis powder processes through hydrophobization, and detailed process is as follows:
By the Semen Maydis powder that crushes in the case of stirring, add hydrophobic modifier, normal temperature modified 1 hour,；Semen Maydis
Powder is 100:1 with the weight ratio of hydrophobic modifier；
Described hydrophobic modifier is silane coupler, and model is kh550, raw by Nanjing Chuan Shi auxiliary chemicals company limited
Produce.
Described degradation agent is 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino
The mixture of base-3-methyl-6-dibutyl fluorane, 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5-carboxylic acid second
Ester, the weight ratio of 2-phenylamino-3-methyl-6-dibutyl fluorane is 1:0.05.
Described dispersant is hyper-dispersant, and model is that YY502 is produced by Guangzhou Yuan Tai synthetic material company limited.
Described lubricant is zinc stearate；
Described polyethylene include high density polyethylene (HDPE) that concentration expressed in percentage by weight is 60% and 40% linear, low density gather
Ethylene；
Embodiment 2:
A kind of biodegradable plastic film, described thin film is made up through blown film of master batch, and described master batch includes following
Material and weight portion:
Described implant includes following material and weight portion:
Carbonic acid Ca45
Semen Maydis powder 45
Described Semen Maydis powder processes through hydrophobization, and detailed process is as follows:
By the Semen Maydis powder that crushes in the case of stirring, after adding hydrophobic modifier, normal temperature modified 1.5 hours,；
Semen Maydis powder is 100:1.5 with the weight ratio of hydrophobic modifier；
Described hydrophobic modifier is silane coupler, and model is kh550, raw by Nanjing Chuan Shi auxiliary chemicals company limited
Produce.
Described degradation agent is 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino
The mixture of base-3-methyl-6-dibutyl fluorane, 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5-carboxylic acid second
Ester, the weight ratio of 2-phenylamino-3-methyl-6-dibutyl fluorane is 1:0.08.
Described dispersant is hyper-dispersant, and model is that YY502 is produced by Guangzhou Yuan Tai synthetic material company limited.
Described lubricant is zinc stearate；
Described polyethylene include high density polyethylene (HDPE) that concentration expressed in percentage by weight is 70% and 30% linear, low density gather
Ethylene；
Embodiment 3:
A kind of biodegradable plastic film, described thin film is made up through blown film of master batch, and described master batch includes following
Material and weight portion:
Described implant includes following material and weight portion:
Calcium carbonate 50
Semen Maydis powder 50
Described Semen Maydis powder processes through hydrophobization, and detailed process is as follows:
By the Semen Maydis powder that crushes in the case of stirring, add hydrophobic modifier, normal temperature modified 2 hours,；Semen Maydis
Powder is 100:2 with the weight ratio of hydrophobic modifier；
Described hydrophobic modifier is silane coupler, and model is kh550, raw by Nanjing Chuan Shi auxiliary chemicals company limited
Produce.
Described degradation agent is 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino
The mixture of base-3-methyl-6-dibutyl fluorane, 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5-carboxylic acid second
Ester, the weight ratio of 2-phenylamino-3-methyl-6-dibutyl fluorane is 1:0.1.
Described dispersant is hyper-dispersant, and model is that YY502 is produced by Guangzhou Yuan Tai synthetic material company limited.
Described lubricant is zinc stearate；
Described polyethylene include high density polyethylene (HDPE) that concentration expressed in percentage by weight is 75% and 25% linear, low density gather
Ethylene；
Embodiment 4:
In addition to being not added with degradation agent, remaining is same as in Example 1.
By the master batch made by embodiment 1,2,3,4, by prior art, being blow molded into plastic film for agricultural use, its mechanical property presses GB
4455-2006 standard detection, its hot strength vertical, horizontal >=14MPa, elongation at break vertical, horizontal >=300%, right-angle tearing
Intensity vertical, horizontal >=55KN/m.
By the blown plastic film for agricultural use of embodiment 1,2,3,4, covering on the cotton field in Xinjiang, the Cotton Gossypii of embodiment 1,2,3 produces
The amount high 4-5% of comparing embodiment 4.After the degradative phase of the induction periods of 60 days and 150 days, the relic of embodiment 1,2,3 is less than 2
×2cm2；The relic of embodiment 4 is more than 4 × 4cm2。
Claims (8)
1. a biodegradable plastic film, described thin film is made up through blown film of master batch, it is characterised in that: described master batch
Including following material and weight portion:
A kind of biodegradable plastic film the most according to claim 1, it is characterised in that: described implant include with
Lower material and weight portion:
Calcium carbonate 40-50
Semen Maydis powder 40-50.
A kind of biodegradable plastic film the most according to claim 2, it is characterised in that: described Semen Maydis powder is through dredging
Hydration process, detailed process is as follows:
By the Semen Maydis powder that crushes in the case of stirring, after adding hydrophobic modifier, normal temperature modified 1-2 hour,；Semen Maydis
Powder is 100:1-2 with the weight ratio of hydrophobic modifier.
A kind of biodegradable plastic film the most according to claim 3, it is characterised in that: described hydrophobic modifier is
Silane coupler.
A kind of biodegradable plastic film the most according to claim 1, it is characterised in that: described degradation agent is 4-
(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino-3-methyl-6-dibutyl fluorane
Mixture, 4-(1-hydroxyl-1-Methylethyl)-2-propyl group-1H-imidazole-5,2-phenylamino-3-methyl-6-two fourth
The weight ratio of base fluorane is 1:0.05-0.1.
A kind of biodegradable plastic film the most according to claim 1, it is characterised in that: described dispersant is oversubscription
Powder.
A kind of biodegradable plastic film the most according to claim 1, it is characterised in that: described lubricant is stearic
Acid zinc.
A kind of biodegradable plastic film the most according to claim 1, it is characterised in that: described polyethylene includes weight
Amount percentage concentration is high density polyethylene (HDPE) and the linear low density polyethylene (LLDPE) of 25-40% of 60-75%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632531.1A CN106243453A (en) | 2016-08-04 | 2016-08-04 | A kind of biodegradable plastic film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632531.1A CN106243453A (en) | 2016-08-04 | 2016-08-04 | A kind of biodegradable plastic film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106243453A true CN106243453A (en) | 2016-12-21 |
Family
ID=58077658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610632531.1A Pending CN106243453A (en) | 2016-08-04 | 2016-08-04 | A kind of biodegradable plastic film |
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| Country | Link |
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| CN (1) | CN106243453A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812196A (en) * | 2010-04-20 | 2010-08-25 | 安徽中诚塑业科技有限公司 | Degradable plastic masterbatch |
| CN101831098A (en) * | 2010-04-20 | 2010-09-15 | 安徽中诚塑业科技有限公司 | Degradable agricultural film |
-
2016
- 2016-08-04 CN CN201610632531.1A patent/CN106243453A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812196A (en) * | 2010-04-20 | 2010-08-25 | 安徽中诚塑业科技有限公司 | Degradable plastic masterbatch |
| CN101831098A (en) * | 2010-04-20 | 2010-09-15 | 安徽中诚塑业科技有限公司 | Degradable agricultural film |
Non-Patent Citations (1)
| Title |
|---|
| 孟歌 编著: "《当代新药合成工艺》", 31 August 2015, 西安交通大学出版社 * |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20161221 |