CN106009394A - Environment-friendly pvc agricultural film and preparation method thereof - Google Patents
Environment-friendly pvc agricultural film and preparation method thereof Download PDFInfo
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- CN106009394A CN106009394A CN201610490168.4A CN201610490168A CN106009394A CN 106009394 A CN106009394 A CN 106009394A CN 201610490168 A CN201610490168 A CN 201610490168A CN 106009394 A CN106009394 A CN 106009394A
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- 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
- C08K5/00—Use of organic ingredients
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1515—Three-membered rings
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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
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an environment-friendly PVC agricultural film and a preparation method thereof, belonging to the technical field of high polymer materials. In the PVC agricultural film disclosed by the invention, the adopted PVC material is an environment-friendly material; in the preparation process, environment-friendly stabilizer and plasticizer are adopted; the prepared material has the advantages of good stability, light texture, easiness in shaping, good light transmission and weather resistance and strong thermal insulation property, can meet the using requirements and achieves environment-friendly and pollution-free effects; the agricultural film has environment-friendly and pollution-free effects; even if the internal environment-friendly plasticizer and stabilizer are separated out, the soil is not polluted and the crop production is not influenced; and the agricultural film prepared in the invention can be recycled, thereby saving the resources.
Description
Technical field
The invention belongs to technical field of polymer materials, specifically, particularly relate to a kind of environment-friendly type PVC agriculture
Film and preparation method thereof.
Background technology
At present agricultural film majority is PE material, and the moulding light, easy of its quality, light transmission are good, it is adaptable to various canopy films,
Mulch film, but its weather resistant is poor, heat insulating ability is poor, be difficult to bonding, this makes PE agricultural film narrow application range, makes
With inconvenience；In recent years occurring in that a kind of PVC agricultural film on market, following PVC agricultural film is an application trend, PVC
It is excellent that agricultural film has low cost, light transmission easy moulding good, extremely efficient in preserving heat, soft, good weatherability, good bonding etc.
Point, but in prior art, the toxicity of PVC film is bigger, and the plasticizer used in PVC is non-environment-friendly plasticizer
DOP, this plasticizer is a kind of oestrogen-like hormone, and the stabilizer of employing is attached most importance to metal group material.Plasticising in PVC
Agent and stabilizer are in use attended by precipitation, and along with rainwater, in fog drip to earth, are planted
Thing absorbs, the biggest to human health risk.American-European countries has disabled these materials at present.
Summary of the invention
In order to solve the problems referred to above, the invention discloses a kind of environment-friendly type PVC agricultural film and preparation method thereof, carry
Supply a kind of agricultural film using environment-friendly type PVC material to make, environment friendly and pollution-free.
The present invention implements by the following technical programs:
A kind of environment-friendly type PVC agricultural film, described environment-friendly type PVC agricultural film uses PVC composition to make, described PVC
Compositions includes PVC resin powder, stabilizer, lubrication prescription, epoxy soybean oil, environment-friendly plasticizer, antifog
Agent, antioxidant and anti ultraviolet agent, relative to the described PVC resin powder of 100 weight portions, described environmental protection is stable
Agent is 1-3 weight portion, and described lubrication prescription is 0-2 weight portion, and described epoxy soybean oil is 1-10 weight portion, institute
Stating environment-friendly plasticizer is 30-50 weight portion, and described antifoggant is 0-5 weight portion, and described antioxidant is 0-2
Weight portion, described anti ultraviolet agent is 0-2 weight portion.
Described stabilizer be rare-earth stabilizer, calcium zinc stabilizer, barium zinc stabilizer, Methyltin stabiliser,
One or more in octyl tin stabilizer.
Described lubrication prescription is stearic acid.
Described environment-friendly plasticizer is the one in DOTP, synthesis vegetable esters, epoxy plasticiser
Or it is multiple.
Described antifoggant is SurFin 304.
Described antioxidant is NOX1076.
Described anti ultraviolet agent is UV531.
The preparation method of a kind of environment-friendly type PVC agricultural film, comprises the steps:
A, weighing: weigh corresponding each component materials according to above-mentioned formula；
B, mixed at high speed: by raw material mix homogeneously in homogenizer after weighing, rotating speed controls
1000-3000r/min, first joins resin-oatmeal in homogenizer and is stirred, when on temperature of charge
Rise to add the liquid component in raw material when 45-50 DEG C, proceed high-speed stirred, when temperature of charge rises to
Add solid constituent in raw material when 75-85 DEG C, proceed high-speed stirred until the temperature of material rises to
100-120℃；
C, mixed on low speed: carry out the mixing raw material after mixed at high speed under stirring at low speed cooling to
40-70 DEG C, rotating speed controls at 100-500r/min；
D, plasticizing: the compound after cooling uses extruder or mill to plastify, and extruder temperature sets
Being set to 120-180 DEG C, mill temperature is set as 90-150 DEG C；
E, calendering: use calender that the material after plasticizing is pressed into thin slice；
F, stretching: thin slice is redrawn by stretching-machine；
G, cooling and shaping: the agricultural film of drawing and forming eventually passes cooling and shaping and obtains environment-friendly type agricultural film, cooling temperature
Degree is for 30-60 DEG C.
Compared with prior art, the invention has the beneficial effects as follows:
The PVC material that PVC agricultural film of the present invention is used is ep-type material, uses environmental protection in preparation process
Type stabilizer and plasticizer, make material settling out performance good, and quality moulding light, easy, light transmission are good, weather-proof
Property is good, heat-insulating property is strong, it is possible to meet use demand, the most environment friendly and pollution-free；Agricultural film is environment friendly and pollution-free,
Even if the environment-friendlyplasticizer plasticizer of inside and stabilizer separate out, also will not contaminated soil, affect the production of crops,
The agricultural film that the present invention makes also recoverable, economizes on resources.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is the most further described in detail:
A kind of environment-friendly type PVC agricultural film, described environment-friendly type PVC agricultural film uses PVC composition to make, described PVC
Compositions includes PVC resin powder, stabilizer, lubrication prescription, epoxy soybean oil, environment-friendly plasticizer, antifog
Agent, antioxidant and anti ultraviolet agent, relative to the described PVC resin powder of 100 weight portions, described environmental protection is stable
Agent is 1-3 weight portion, and described lubrication prescription is 0-2 weight portion, and described epoxy soybean oil is 1-10 weight portion, institute
Stating environment-friendly plasticizer is 30-50 weight portion, and described antifoggant is 0-5 weight portion, and described antioxidant is 0-2
Weight portion, described anti ultraviolet agent is 0-2 weight portion.
Described stabilizer be rare-earth stabilizer, calcium zinc stabilizer, barium zinc stabilizer, Methyltin stabiliser,
One or more in octyl tin stabilizer.
Described lubrication prescription is stearic acid.
Described environment-friendly plasticizer is in DOTP, synthesis vegetable esters, epoxy plasticiser
Plant or multiple.
Described antifoggant is SurFin 304.
Described antioxidant is NOX1076.
Described anti ultraviolet agent is UV531.
The preparation method of a kind of environment-friendly type PVC agricultural film, comprises the steps:
A, weighing: weigh corresponding each component materials according to above-mentioned formula；
B, mixed at high speed: by raw material mix homogeneously in homogenizer after weighing, rotating speed controls
1000-3000r/min, first joins resin-oatmeal in homogenizer and is stirred, when on temperature of charge
Rise to add the liquid component in raw material when 45-50 DEG C, proceed high-speed stirred, when temperature of charge rises to
Add solid constituent in raw material when 75-85 DEG C, proceed high-speed stirred until the temperature of material rises to
100-120℃；
C, mixed on low speed: carry out the mixing raw material after mixed at high speed under stirring at low speed cooling to
40-70 DEG C, rotating speed controls at 100-500r/min；
D, plasticizing: the compound after cooling uses extruder or mill to plastify, and extruder temperature sets
Being set to 120-180 DEG C, mill temperature is set as 90-150 DEG C；
E, calendering: use calender that the material after plasticizing is pressed into thin slice；
F, stretching: thin slice is redrawn by stretching-machine；
G, cooling and shaping: the agricultural film of drawing and forming eventually passes cooling and shaping and obtains environment-friendly type agricultural film, cooling temperature
Degree is for 30-60 DEG C.
Embodiment 1:
Being stirred in homogenizer by 100gPVC resin-oatmeal, rotating speed controls 1000-3000r/min,
When temperature of charge rises to 50 DEG C, by 4g epoxy soybean oil, 30g DOTP, 1g SurFin
304 add in homogenizers and are stirred, when temperature of charge rises to 80 DEG C, by 1g rare-earth stabilizer,
1g NOX1076 and 1g UV531 addition homogenizer continues to be stirred until the temperature of material rises to
120 DEG C, temperature is risen by the friction that above-mentioned material relies between raw material in blender；In homogenizer
Material after being sufficiently mixed carries out cooling to 60 DEG C under stirring at low speed, and mixing speed is
100-500r/min, the compound after cooling uses extruder to plastify at 180 DEG C, the material after plasticizing
Being pressed into thin slice by calender, thin slice carries out redrawing required specification by stretching-machine, through supercool after stretching
But being cooled to 50 DEG C, final cooling and shaping obtains environment-friendly type agricultural film.
Embodiment 2:
Being stirred in homogenizer by 100gPVC resin-oatmeal, rotating speed controls 1000-3000r/min,
When temperature of charge rises to 45 DEG C, 6g epoxy soybean oil, 40g are synthesized vegetable esters, 3g SurFin 304
Add in homogenizer and be stirred, when temperature of charge rises to 80 DEG C, by 2g calcium zinc stabilizer, 1g
Stearic acid, 1g NOX1076 and 1g UV531 add and continue to be stirred until the temperature of material in homogenizer
Degree rises to 110 DEG C, and temperature is risen by the friction that above-mentioned material relies between raw material in blender；At a high speed
Material after being sufficiently mixed in blender carries out cooling to 70 DEG C under stirring at low speed, mixing speed
For 100-500r/min, the compound after cooling uses mill to plastify at 140 DEG C, after plasticizing
Material is pressed into thin slice by calender, and thin slice carries out redrawing required specification by stretching-machine, warp after stretching
Supercooling is cooled to 40 DEG C, and final cooling and shaping obtains environment-friendly type agricultural film.
Embodiment 3:
Being stirred in homogenizer by 100gPVC resin-oatmeal, rotating speed controls 1000-3000r/min,
When temperature of charge rises to 50 DEG C, 8g epoxy soybean oil, 50g are synthesized vegetable esters, 5g SurFin 304
Add in homogenizer and be stirred, when temperature of charge rises to 80 DEG C, by 3g barium zinc stabilizer, 2g
Stearic acid, 2g NOX1076 and 2g UV531 add and continue to be stirred until the temperature of material in homogenizer
Degree rises to 120 DEG C, and temperature is risen by the friction that above-mentioned material relies between raw material in blender；At a high speed
Material after being sufficiently mixed in blender carries out cooling to 60 DEG C under stirring at low speed, mixing speed
For 100-500r/min, the compound after cooling uses extruder to plastify at 160 DEG C, after plasticizing
Material is pressed into thin slice by calender, and thin slice carries out redrawing required specification by stretching-machine, warp after stretching
Supercooling is cooled to 40 DEG C, and final cooling and shaping obtains environment-friendly type agricultural film.
The PVC agricultural film stability that above example obtains is good, and quality moulding light, easy, light transmission are good, resistance to
Time property is good, heat-insulating property is strong and environment friendly and pollution-free.
The PVC material that PVC agricultural film of the present invention is used is ep-type material, uses environmental protection in preparation process
Type stabilizer and plasticizer, make material settling out performance good, and quality moulding light, easy, light transmission are good, weather-proof
Property is good, heat-insulating property is strong, it is possible to meet use demand, the most environment friendly and pollution-free；Agricultural film is environment friendly and pollution-free,
Even if the environment-friendlyplasticizer plasticizer of inside and stabilizer separate out, also will not contaminated soil, affect the production of crops,
The agricultural film that the present invention makes also recoverable, economizes on resources.
In sum, only presently preferred embodiments of the present invention, not it is used for limiting the model that the present invention implements
Enclose, all impartial changes done according to the shape described in scope of the invention as claimed, structure, feature and spirit
With modification, all should be included in scope of the presently claimed invention.
Claims (8)
1. an environment-friendly type PVC agricultural film, it is characterised in that: described environment-friendly type PVC agricultural film uses PVC composition
Making, described PVC composition includes PVC resin powder, stabilizer, lubrication prescription, epoxy soybean oil, ring
Protect plasticizer, antifoggant, antioxidant and anti ultraviolet agent, relative to the described PVC resin powder of 100 weight portions,
Described stabilizer is 1-3 weight portion, and described lubrication prescription is 0-2 weight portion, and described epoxy soybean oil is 1-10
Weight portion, described environment-friendly plasticizer is 30-50 weight portion, and described antifoggant is 0-5 weight portion, described anti-
Oxygen agent is 0-2 weight portion, and described anti ultraviolet agent is 0-2 weight portion.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described environmental protection is steady
Determining agent is rare-earth stabilizer, calcium zinc stabilizer, barium zinc stabilizer, Methyltin stabiliser, octyl tin stabilizer
In one or more.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described lubrication prescription is
Stearic acid.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described environmental protection increases
Moulding agent is one or more in DOTP, synthesis vegetable esters, epoxy plasticiser.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described antifoggant
For SurFin 304.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described antioxidant
For NOX1076.
A kind of environment-friendly type PVC agricultural film the most according to claim 1, it is characterised in that: described uvioresistant
Agent is UV531.
8. the preparation method of an environment-friendly type PVC agricultural film, it is characterised in that: comprise the steps:
A, weighing: weigh corresponding each component materials according to above-mentioned formula；
B, mixed at high speed: by raw material mix homogeneously in homogenizer after weighing, rotating speed controls
1000-3000r/min, first joins resin-oatmeal in homogenizer and is stirred, when on temperature of charge
Rise to add the liquid component in raw material when 45-50 DEG C, proceed high-speed stirred, when temperature of charge rises to
Add solid constituent in raw material when 75-85 DEG C, proceed high-speed stirred until the temperature of material rises to
100-120℃；
C, mixed on low speed: carry out the mixing raw material after mixed at high speed under stirring at low speed cooling to
40-70 DEG C, rotating speed controls at 100-500r/min；
D, plasticizing: the compound after cooling uses extruder or mill to plastify, and extruder temperature sets
Being set to 120-180 DEG C, mill temperature is set as 90-150 DEG C；
E, calendering: use calender that the material after plasticizing is pressed into thin slice；
F, stretching: thin slice is redrawn by stretching-machine；
G, cooling and shaping: the agricultural film of drawing and forming eventually passes cooling and shaping and obtains environment-friendly type agricultural film, cooling temperature
Degree is for 30-60 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610490168.4A CN106009394A (en) | 2016-06-28 | 2016-06-28 | Environment-friendly pvc agricultural film and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610490168.4A CN106009394A (en) | 2016-06-28 | 2016-06-28 | Environment-friendly pvc agricultural film and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN106009394A true CN106009394A (en) | 2016-10-12 |
Family
ID=57085431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610490168.4A Pending CN106009394A (en) | 2016-06-28 | 2016-06-28 | Environment-friendly pvc agricultural film and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107738461A (en) * | 2017-10-20 | 2018-02-27 | 成都新柯力化工科技有限公司 | A kind of method that regenerated membrane plastics prepare agricultural mulching |
| CN109370106A (en) * | 2018-10-10 | 2019-02-22 | 广东天安新材料股份有限公司 | A kind of weather-proof decorative plastic film and preparation method thereof |
| CN111574783A (en) * | 2020-05-20 | 2020-08-25 | 江苏大海塑料股份有限公司 | Ultraviolet-resistant and aging-resistant PVC (polyvinyl chloride) film and preparation method thereof |
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| CN102010552A (en) * | 2010-11-29 | 2011-04-13 | 上海工程技术大学 | Polyvinyl chloride (PVC)/whisker calcium sulfate composite material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107738461A (en) * | 2017-10-20 | 2018-02-27 | 成都新柯力化工科技有限公司 | A kind of method that regenerated membrane plastics prepare agricultural mulching |
| CN107738461B (en) * | 2017-10-20 | 2019-06-28 | 威正包装制品（上海）有限公司 | A kind of method that regenerated membrane plastics prepare agricultural mulching |
| CN109370106A (en) * | 2018-10-10 | 2019-02-22 | 广东天安新材料股份有限公司 | A kind of weather-proof decorative plastic film and preparation method thereof |
| CN111574783A (en) * | 2020-05-20 | 2020-08-25 | 江苏大海塑料股份有限公司 | Ultraviolet-resistant and aging-resistant PVC (polyvinyl chloride) film and preparation method thereof |
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Application publication date: 20161012 |