CN107698857A - A kind of agricultural film material and its preparation technology - Google Patents

A kind of agricultural film material and its preparation technology Download PDF

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Publication number
CN107698857A
CN107698857A CN201711183707.0A CN201711183707A CN107698857A CN 107698857 A CN107698857 A CN 107698857A CN 201711183707 A CN201711183707 A CN 201711183707A CN 107698857 A CN107698857 A CN 107698857A
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CN
China
Prior art keywords
parts
film material
mixture
thin
vinyl
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Withdrawn
Application number
CN201711183707.0A
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Chinese (zh)
Inventor
施享
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Maanshan Songhe Information Technology Co Ltd
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Maanshan Songhe Information Technology Co Ltd
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Priority to CN201711183707.0A priority Critical patent/CN107698857A/en
Publication of CN107698857A publication Critical patent/CN107698857A/en
Withdrawn legal-status Critical Current

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    • 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
    • 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
    • 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
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/02—Cellulose; Modified cellulose
    • 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
    • C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2403/02—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
    • 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
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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

Abstract

The invention discloses a kind of agricultural film material and its preparation technology, thin-film material component includes 20 40 parts of high density polyethylene (HDPE), 10 20 parts of cellulose, 8 20 parts of toughener, 4 12 parts of EVAc, 5 15 parts of acetyl citrate, 39 parts of epoxidized soybean oil, 4 12 parts of epoxy tetrahydro-2-ethylhexyl phthalate, 6 20 parts of cornstarch, 14 parts of graphene oxide in parts by weight, preparation technology of the present invention is simple, obtained thin-film material can improve the degradation property of film, reduce residual film and fragment in soil.

Description

A kind of agricultural film material and its preparation technology
Technical field
The present invention relates to technology of thin film material preparation field, specially a kind of agricultural film material and its preparation technology.
Background technology
The main component of Farm mulch is polyethylene or polypropylene, is the maximum plastics system of current output in the world Product.The use of agricultural film is advantageous to growing for crop, improves crop yield.However, the increase of agricultural film usage amount and its difficult drop Solution property increases residual film and its fragment in soil, causes soil hardening, permeability to be deteriorated, causes crop production reduction, its hardly possible recovery Property cause it to discard in nature, to ecological environment endanger it is very big.
The content of the invention
It is an object of the invention to provide a kind of agricultural film material and its preparation technology, to solve in above-mentioned background technology The problem of proposition.
To achieve the above object, the present invention provides following technical scheme：A kind of agricultural film material, thin-film material component are pressed Parts by weight are common including high density polyethylene (HDPE) 20-40 parts, cellulose 10-20 parts, toughener 8-20 parts, ethane-acetic acid ethyenyl ester Polymers 4-12 parts, acetyl citrate 5-15 parts, epoxidized soybean oil 3-9 parts, epoxy tetrahydro-2-ethylhexyl phthalate 4-12 parts, Cornstarch 6-20 parts, graphene oxide 1-4 parts.
Preferably, the preferable composition proportion of thin-film material component includes 30 parts of high density polyethylene (HDPE), 15 parts of cellulose, toughness reinforcing 14 parts of agent, 8 parts of vinyl-vinyl acetate copolymer, 10 parts of acetyl citrate, 6 parts of epoxidized soybean oil, epoxy tetrahydrochysene neighbour benzene two 8 parts of formic acid dioctyl ester, 13 parts of cornstarch, 3 parts of graphene oxide.
Preferably, its preparation technology comprises the following steps：
A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
Compared with prior art, the beneficial effects of the invention are as follows：Preparation technology of the present invention is simple, obtained thin-film material energy The degradation property of film is enough improved, reduces the residual film and fragment in soil；The ethane-acetic acid ethyenyl ester added in the present invention is total to Polymers, acetyl citrate, it is possible to increase the degradable ability of film；The graphene oxide of addition, it is possible to increase film Tensile property, obtained through overtesting, the tensile property of the obtained thin-film material of the present invention reaches 12MPA.
Embodiment
The technical scheme in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment Only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area The every other embodiment that art personnel are obtained under the premise of creative work is not made, belong to the model that the present invention protects Enclose.
The present invention provides following technical scheme：A kind of agricultural film material, thin-film material component include height in parts by weight Density polyethylene 20-40 parts, cellulose 10-20 parts, toughener 8-20 parts, vinyl-vinyl acetate copolymer 4-12 parts, acetyl Citrate 5-15 parts, epoxidized soybean oil 3-9 parts, epoxy tetrahydro-2-ethylhexyl phthalate 4-12 parts, cornstarch 6-20 parts, Graphene oxide 1-4 parts.
Embodiment one：
Thin-film material component includes 20 parts of high density polyethylene (HDPE), 10 parts of cellulose, 8 parts of toughener, ethylene-acetate in parts by weight 4 parts of vinyl ester copolymers, 5 parts of acetyl citrate, 3 parts of epoxidized soybean oil, 4 parts of epoxy tetrahydro-2-ethylhexyl phthalate, jade 6 parts of rice starch, 1 part of graphene oxide.
The preparation technology of the present embodiment comprises the following steps：
A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
Embodiment two：
Thin-film material component includes 40 parts of high density polyethylene (HDPE), 20 parts of cellulose, 20 parts of toughener, ethene-second in parts by weight 12 parts of vinyl acetate copolymer, 15 parts of acetyl citrate, 9 parts of epoxidized soybean oil, epoxy tetrahydro-2-ethylhexyl phthalate 12 Part, 20 parts of cornstarch, 4 parts of graphene oxide.
The preparation technology of the present embodiment comprises the following steps：
A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
Embodiment three：
Thin-film material component includes 25 parts of high density polyethylene (HDPE), 16 parts of cellulose, 10 parts of toughener, ethene-second in parts by weight 7 parts of vinyl acetate copolymer, 9 parts of acetyl citrate, 4 parts of epoxidized soybean oil, 6 parts of epoxy tetrahydro-2-ethylhexyl phthalate, 12 parts of cornstarch, 2 parts of graphene oxide.
The preparation technology of the present embodiment comprises the following steps：
A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
Example IV：
Thin-film material component includes 30 parts of high density polyethylene (HDPE), 15 parts of cellulose, 14 parts of toughener, ethene-second in parts by weight 8 parts of vinyl acetate copolymer, 10 parts of acetyl citrate, 6 parts of epoxidized soybean oil, 8 parts of epoxy tetrahydro-2-ethylhexyl phthalate, 13 parts of cornstarch, 3 parts of graphene oxide.
The preparation technology of the present embodiment comprises the following steps：
A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
Preparation technology of the present invention is simple, and obtained thin-film material can improve the degradation property of film, reduce in soil Residual film and fragment；Vinyl-vinyl acetate copolymer, the acetyl citrate added in the present invention, it is possible to increase film Degradable ability；The graphene oxide of addition, it is possible to increase the tensile property of film, obtained through overtesting, the present invention is made The tensile property of thin-film material reaches 12MPA.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (3)

  1. A kind of 1. agricultural film material, it is characterised in that：Thin-film material component includes high density polyethylene (HDPE) 20-40 in parts by weight Part, cellulose 10-20 parts, toughener 8-20 parts, vinyl-vinyl acetate copolymer 4-12 parts, acetyl citrate 5-15 parts, Epoxidized soybean oil 3-9 parts, epoxy tetrahydro-2-ethylhexyl phthalate 4-12 parts, cornstarch 6-20 parts, graphene oxide 1-4 Part.
  2. A kind of 2. agricultural film material according to claim 1, it is characterised in that：The preferable composition of thin-film material component is matched somebody with somebody Than including 30 parts of high density polyethylene (HDPE), 15 parts of cellulose, 14 parts of toughener, 8 parts of vinyl-vinyl acetate copolymer, acetyl lemon 10 parts of lemon acid esters, 6 parts of epoxidized soybean oil, 8 parts of epoxy tetrahydro-2-ethylhexyl phthalate, 13 parts of cornstarch, graphene oxide 3 Part.
  3. 3. realize a kind of preparation technology of agricultural film material described in claim 1, it is characterised in that：Its preparation technology includes Following steps：
    A, it is vinyl-vinyl acetate copolymer, acetyl citrate, epoxidized soybean oil, epoxy tetrahydrophthalic acid two is pungent Add in kneading machine and be kneaded after ester, cornstarch mixing, melting temperature is 130 DEG C, time 15min, obtains mixture A；
    B, by high density polyethylene (HDPE), cellulose, toughener, add in stirred tank and stir after mixing, speed is 300 revs/min, the time For 20min, mixture B is obtained；
    C, mixture B is added in mixture A, adds graphene oxide afterwards, after being sufficiently mixed, added in double screw extruder Extrusion, extrusion temperature are 140 DEG C, and the material of extrusion is thin-film material.
CN201711183707.0A 2017-11-23 2017-11-23 A kind of agricultural film material and its preparation technology Withdrawn CN107698857A (en)

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Application Number Priority Date Filing Date Title
CN201711183707.0A CN107698857A (en) 2017-11-23 2017-11-23 A kind of agricultural film material and its preparation technology

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Application Number Priority Date Filing Date Title
CN201711183707.0A CN107698857A (en) 2017-11-23 2017-11-23 A kind of agricultural film material and its preparation technology

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110684263A (en) * 2019-10-15 2020-01-14 福建船政交通职业学院 Degradable film material and preparation method thereof
CN115232387A (en) * 2022-09-01 2022-10-25 南京绿力新材料有限公司 High-temperature-resistant and heat-sealable polyethylene co-extrusion film and preparation method thereof

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CN1193026A (en) * 1997-03-06 1998-09-16 赵小英 Base material capable of light degeradation and biological degradation
CN103897244A (en) * 2014-03-10 2014-07-02 西安理工大学 Method for preparing high-barrier graphene oxide-polyethylene nano composite film
CN104072979A (en) * 2014-07-18 2014-10-01 福州大学 Oxidized graphene nano-ribbon/polymer composite film and preparation method thereof
CN104151682A (en) * 2014-08-29 2014-11-19 天津市凯旋塑料制品有限公司 Plastic film
CN104151678A (en) * 2014-08-29 2014-11-19 天津市凯旋塑料制品有限公司 Environment-friendly oxygen-proof degradable plastic film
CN104403121A (en) * 2014-11-26 2015-03-11 王秋芹 Method for preparing graphene-based biodegradable composite film used in parks
CN104497385A (en) * 2014-11-05 2015-04-08 中国石油天然气集团公司 Aminated graphene oxide/high-density polyethylane nano composite membrane and preparation method thereof
CN106366408A (en) * 2016-08-30 2017-02-01 滁州市朝昱农业科技有限公司 Degradable insect prevention and removal agricultural thin film

Patent Citations (8)

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CN1193026A (en) * 1997-03-06 1998-09-16 赵小英 Base material capable of light degeradation and biological degradation
CN103897244A (en) * 2014-03-10 2014-07-02 西安理工大学 Method for preparing high-barrier graphene oxide-polyethylene nano composite film
CN104072979A (en) * 2014-07-18 2014-10-01 福州大学 Oxidized graphene nano-ribbon/polymer composite film and preparation method thereof
CN104151682A (en) * 2014-08-29 2014-11-19 天津市凯旋塑料制品有限公司 Plastic film
CN104151678A (en) * 2014-08-29 2014-11-19 天津市凯旋塑料制品有限公司 Environment-friendly oxygen-proof degradable plastic film
CN104497385A (en) * 2014-11-05 2015-04-08 中国石油天然气集团公司 Aminated graphene oxide/high-density polyethylane nano composite membrane and preparation method thereof
CN104403121A (en) * 2014-11-26 2015-03-11 王秋芹 Method for preparing graphene-based biodegradable composite film used in parks
CN106366408A (en) * 2016-08-30 2017-02-01 滁州市朝昱农业科技有限公司 Degradable insect prevention and removal agricultural thin film

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110684263A (en) * 2019-10-15 2020-01-14 福建船政交通职业学院 Degradable film material and preparation method thereof
CN115232387A (en) * 2022-09-01 2022-10-25 南京绿力新材料有限公司 High-temperature-resistant and heat-sealable polyethylene co-extrusion film and preparation method thereof
CN115232387B (en) * 2022-09-01 2023-08-08 南京绿力新材料有限公司 High-temperature-resistant and heat-sealable polyethylene co-extrusion film and preparation method thereof

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Application publication date: 20180216