CN109306155A - A kind of gardening awning film and preparation method thereof - Google Patents

A kind of gardening awning film and preparation method thereof Download PDF

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Publication number
CN109306155A
CN109306155A CN201811010241.9A CN201811010241A CN109306155A CN 109306155 A CN109306155 A CN 109306155A CN 201811010241 A CN201811010241 A CN 201811010241A CN 109306155 A CN109306155 A CN 109306155A
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China
Prior art keywords
parts
gardening
awning film
stirred
added
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CN201811010241.9A
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Chinese (zh)
Inventor
陈智超
王伟
潘夫珍
贡明庆
潘叶飞
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Zhenjiang Xin Yuanda Gardening Science And Technology Ltd
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Zhenjiang Xin Yuanda Gardening Science And Technology Ltd
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Priority to CN201811010241.9A priority Critical patent/CN109306155A/en
Publication of CN109306155A publication Critical patent/CN109306155A/en
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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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/14—Greenhouses
    • A01G9/1438—Covering materials therefor; Materials for protective coverings used for soil and plants, e.g. films, canopies, tunnels or cloches
    • 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
    • C08J2327/00—Characterised by the use 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 a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • 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
    • C08J2423/06—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
    • C08J2429/00—Characterised by the use 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; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2429/04—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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

The invention discloses a kind of gardening awning film and preparation method thereof, greenhouse film raw material includes PET, PVC, LDPE, polyvinyl alcohol, talcum powder, antioxidant, ultraviolet absorbing agent, polyester fiber, glass fibre, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and zinc oxide.Preparation process is that PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added in high-speed mixer to be stirred, and obtains mixture one；Then poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and zinc oxide are added in mixture one, kept for certain time after heating up under vacuum conditions after being stirred, then antioxidant and ultraviolet absorber is added, in double screw extruder extrusion-blown modling after being stirred, gardening awning film is obtained.Gardening provided by the invention has good mechanical performance and gas permeability with awning film.

Description

A kind of gardening awning film and preparation method thereof
Technical field
The invention belongs to agricultural operation field of material preparation, and in particular to a kind of gardening awning film and preparation method thereof.
Background technique
Awning film is the special plastic film built for industrialized agriculture or horticultural production, it is after seed, chemical fertilizer, pesticide Another important yield-increasing technology afterwards.It is of great significance to the synergy and volume increase of agricultural.Current green house of vegetables film is logical It is often single layer designs, due to the respiration of solar radiation or plant itself, a large amount of vapor can be generated, and due to this The good leak tightness of green house of vegetables, vapor can not appear, and will cause sultry inside greenhouse, can also condense after cooling, serious shadow It has rung the temperature and humidity environment inside greenhouse and has influenced illumination.
Summary of the invention
The present invention provides a kind of gardening awning film and preparation method thereof, improves the mechanical strength and permeability of film.
Technical solution is as follows:
A kind of gardening awning film, raw material include 20-30 parts of PET in parts by weight, 20-30 parts of PVC, 5-10 parts of LDPE, are gathered 2-5 parts of vinyl alcohol, 0.3-0.6 parts of talcum powder, 0.2-0.7 parts of antioxidant, 0.5-1 parts of ultraviolet absorbing agent, polyester fiber 3-7 Part, 3-6 parts of glass fibre, 0.6-1 parts of poly butylene succinate, 1-3 parts of calcium benzoate, 2-6 parts of polyethylene wax, polyethylene glycol 0.4-0.8 parts, 0.3-0.6 parts of zinc oxide.
The gardening awning film, the antioxidant are phenolic antioxidant.
The gardening awning film, ultraviolet absorber are hexamethylphosphoramide.
The gardening awning film, polyethylene glycol are polyethylene glycol 200.The gardening awning film, zinc oxide Partial size is 200 μm or less.
The preparation method of the gardening awning film, comprising the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 70-80 DEG C under vacuum conditions after being stirred, kept for 280-300 minutes, obtain mixture two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.
The preparation method of the gardening awning film, the vacuum degree of vacuum condition is 0.04-0.08MPa in step 2.
Gardening provided by the invention has good mechanical performance and gas permeability with awning film, can be good at being applied to garden In skill operation.
Specific embodiment:
Embodiment 1
A kind of gardening awning film, raw material include 20 parts of PET in parts by weight, and 20 parts of PVC, 5 parts of LDPE, polyvinyl alcohol 2 Part, 0.3 part of talcum powder, 0.2 part of phenolic antioxidant, 0.5 part of ultraviolet absorbing agent hexamethylphosphoramide, 3 parts of polyester fiber, glass 3 parts of glass fiber, 0.6 part of poly butylene succinate, 1 part of calcium benzoate, 2 parts of polyethylene wax .4 parts of polyethylene glycol 2000, oxidation 0.3 part of zinc.The partial size of the above zinc oxide is 200 μm or less.
The preparation method of above-described gardening awning film, comprising the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 70 DEG C in the case where vacuum degree is the vacuum condition of 0.04MPa after being stirred, is kept for 280 minutes, obtain mixture Two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.After measured, the tensile strength of gardening awning film is 89MPa, elongation at break 166%, thoroughly Gas 2017WVTR/g/m2·24h。
Embodiment 2
A kind of gardening awning film, raw material include 23 parts of PET in parts by weight, and 25 parts of PVC, 7 parts of LDPE, polyvinyl alcohol 3 Part, 0.4 part of talcum powder, 0.3 part of phenolic antioxidant, 0.6 part of ultraviolet absorbing agent hexamethylphosphoramide, 4 parts of polyester fiber, glass 4 parts of glass fiber, 0.7 part of poly butylene succinate, 2 parts of calcium benzoate, 3 parts of polyethylene wax .6 parts of polyethylene glycol 2000, oxidation 0.4 part of zinc.The partial size of the above zinc oxide is 200 μm or less.
The preparation method of above-described gardening awning film, comprising the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 75 DEG C in the case where vacuum degree is the vacuum condition of 0.05MPa after being stirred, is kept for 288 minutes, obtain mixture Two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.After measured, the tensile strength of gardening awning film is 89MPa, elongation at break 188%, thoroughly Gas 2061WVTR/g/m2·24h。
Embodiment 3
A kind of gardening awning film, raw material include 26 parts of PET in parts by weight, and 28 parts of PVC, 7 parts of LDPE, polyvinyl alcohol 4 Part, 0.5 part of talcum powder, 0.6 part of phenolic antioxidant, 0.7 part of ultraviolet absorbing agent hexamethylphosphoramide, 6 parts of polyester fiber, glass 4 parts of glass fiber, 0.8 part of poly butylene succinate, 2 parts of calcium benzoate, 4 parts of polyethylene wax .7 parts of polyethylene glycol 2000, oxidation 0.5 part of zinc.The partial size of the above zinc oxide is 200 μm or less.
The preparation method of above-described gardening awning film, comprising the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 79 DEG C in the case where vacuum degree is the vacuum condition of 0.07MPa after being stirred, is kept for 290 minutes, obtain mixture Two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.After measured, the tensile strength of gardening awning film is 96MPa, elongation at break 172%, thoroughly Gas 2049WVTR/g/m2·24h。
Embodiment 4
A kind of gardening awning film, raw material include 30 parts of PET in parts by weight, and 30 parts of PVC, 10 parts of LDPE, polyvinyl alcohol 5 Part, 0.6 part of talcum powder, 0.7 part of phenolic antioxidant, 1 part of ultraviolet absorbing agent hexamethylphosphoramide, 7 parts of polyester fiber, glass 6 parts of fiber, 1 part of poly butylene succinate, 3 parts of calcium benzoate, 6 parts of polyethylene wax .8 parts of polyethylene glycol 2000, zinc oxide 0.6 part.The partial size of the above zinc oxide is 200 μm or less.
The preparation method of above-described gardening awning film, comprising the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 80 DEG C in the case where vacuum degree is the vacuum condition of 0.08MPa after being stirred, is kept for 300 minutes, obtain mixture Two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.After measured, the tensile strength of gardening awning film is 92MPa, elongation at break 168%, thoroughly Gas 2055WVTR/g/m2·24h。
The gardening awning film of above embodiments preparation is all according to " the agricultural blow moulded polyethyene greenhouse of GB4455 1 Film " in the final finished film that is prepared of requirement, after tested awning film of the invention have excellent mechanical performance and Gas permeability can be incorporated in gardening extensively.

Claims (7)

1. a kind of gardening awning film, which is characterized in that raw material includes 20-30 parts of PET in parts by weight, and 20-30 parts of PVC, 5-10 parts of LDPE, 2-5 parts of polyvinyl alcohol, 0.3-0.6 parts of talcum powder, 0.2-0.7 parts of antioxidant, ultraviolet absorbing agent 0.5-1 Part, 3-7 parts of polyester fiber, 3-6 parts of glass fibre, 0.6-1 parts of poly butylene succinate, 1-3 parts of calcium benzoate, polyethylene wax 2-6 parts, 0.4-0.8 parts of polyethylene glycol, 0.3-0.6 parts of zinc oxide.
2. gardening awning film according to claim 1, which is characterized in that the antioxidant is phenolic antioxidant.
3. gardening awning film according to claim 1, which is characterized in that ultraviolet absorber is hexamethylphosphoramide.
4. gardening awning film according to claim 1, which is characterized in that polyethylene glycol is polyethylene glycol 200.
5. gardening awning film according to claim 1, which is characterized in that the partial size of zinc oxide is 200 μm or less.
6. the preparation method of gardening awning film described in claim 1, which comprises the following steps:
Step 1, by weight, PET, PVC, LDPE polyvinyl alcohol, talcum powder, polyester fiber and glass fibre are added to height It is stirred in fast blender, obtains mixture one；
Step 2, poly butylene succinate, calcium benzoate, polyethylene wax, polyethylene glycol and oxidation are added in mixture one Zinc is warming up to 70-80 DEG C under vacuum conditions after being stirred, kept for 280-300 minutes, obtain mixture two；
Step 3, antioxidant and ultraviolet absorber are added in mixture two, is blown after being stirred in double screw extruder extrusion Modeling, obtains gardening awning film.
7. the preparation method of gardening awning film according to claim 6, which is characterized in that vacuum condition in step 2 Vacuum degree is 0.04-0.08MPa.
CN201811010241.9A 2018-08-31 2018-08-31 A kind of gardening awning film and preparation method thereof Pending CN109306155A (en)

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CN201811010241.9A CN109306155A (en) 2018-08-31 2018-08-31 A kind of gardening awning film and preparation method thereof

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571014A (en) * 2013-10-13 2014-02-12 甘春丽 Composition as well as functional film and preparation method thereof
CN106243501A (en) * 2016-08-18 2016-12-21 江苏绿洲园艺绿化有限公司 A kind of preparation method of ageing-resistant ventilative preventing atomization gardening film
CN107556611A (en) * 2017-09-01 2018-01-09 杭州异客科技有限公司 It is a kind of suitable for conversion film of vegetables greenhouse cultivation and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103571014A (en) * 2013-10-13 2014-02-12 甘春丽 Composition as well as functional film and preparation method thereof
CN106243501A (en) * 2016-08-18 2016-12-21 江苏绿洲园艺绿化有限公司 A kind of preparation method of ageing-resistant ventilative preventing atomization gardening film
CN107556611A (en) * 2017-09-01 2018-01-09 杭州异客科技有限公司 It is a kind of suitable for conversion film of vegetables greenhouse cultivation and preparation method thereof

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Application publication date: 20190205

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