CN106633563B - Polyolefin skins film masterbatch with dust reduction capability and its application in greenhouse films - Google Patents

Polyolefin skins film masterbatch with dust reduction capability and its application in greenhouse films Download PDF

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Publication number
CN106633563B
CN106633563B CN201610879515.2A CN201610879515A CN106633563B CN 106633563 B CN106633563 B CN 106633563B CN 201610879515 A CN201610879515 A CN 201610879515A CN 106633563 B CN106633563 B CN 106633563B
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reduction capability
dust reduction
polyolefin
polyolefin skins
masterbatch
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CN106633563A (en
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武庆东
郭锋
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LIAOCHENG PROSPEROUS PLASTIC INDUSTRY CO LTD
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LIAOCHENG HUASU INDUSTRY Co Ltd
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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
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • 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
    • A01G9/22—Shades or blinds for greenhouses, or the like
    • A01G9/222—Lamellar or like blinds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
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    • 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
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    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
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    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/08—Homopolymers or copolymers of acrylic acid esters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/552—Fatigue strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2410/00—Agriculture-related articles
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    • 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
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    • C08J2333/00—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 only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
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    • 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
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    • C08J2433/00—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 only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
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    • C08L2203/00—Applications
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    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/066—LDPE (radical process)
    • 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
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    • 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

Abstract

The invention belongs to product for agriculture fields, are related to greenhouse films more particularly to a kind of polyolefin skins film masterbatch with dust reduction capability and its application in greenhouse films.Wherein, polyolefin skins film masterbatch with dust reduction capability, it according to parts by weight include following effective ingredient: titanium dioxide, zinc oxide, talcum powder 3, stabilizer, antioxidant, ultraviolet light screener, fluoropolymer PPA, antistatic agent, smooth powder, acrylate copolymer, wherein, the titanium dioxide is nanometer anatase titania.The present invention passes through first provides a kind of polyolefin skins film masterbatch with dust reduction capability, titanium dioxide is set perfectly to merge in greenhouse films obtained, titanium dioxide is solved to during the catalytic decomposition of Assessment of Organic Pollution, damage to greenhouse films organic polymer reaches dust-proof purpose simultaneously, also plays anti-aging purpose, simultaneously, the prices of raw materials used in the present invention are cheap, easy to process, and large-scale promotion is suitble to use.

Description

Polyolefin skins film masterbatch with dust reduction capability and its application in greenhouse films
Technical field
The invention belongs to product for agriculture fields, are related to greenhouse films more particularly to a kind of polyolefin table with dust reduction capability Tunic masterbatch and its application in greenhouse films.
Background technique
Greenhouse films are used for the special plastic film of industrialized agriculture production and construction, light transmittance, heat preservation, tension and ageing-resistant side The performance in face is superior to ordinary agricultural membrane.Growth to greenhouse corps, increases production and increases income and be of great significance.China is commonly big There are mainly four types of canopy films: the first is polychloroethylene film；Second is polyolefin film；The third is ethene-vinyl acetate copolymerization Object film；4th kind is light modulation property agricultural film.
For polyolefin film, due to quality is light, soft, easy moulding, translucency is good, nontoxic the features such as, by people's Like, according to incompletely statistics, 97% or more of the China polyolefin greenhouse Mo Zhan industrialized agriculture covering material, greenhouse was both The Photosynthetic Energy and photothermal conversion energy of solar energy can be made full use of, and opposite closed environment forms water circulation and largely saves Water is about used, moderate temperature and humidity is possessed.The yield and the output value of 300,000,000 mu of China vegetables have surmounted nearly 1,600,000,000 mu of grain in pairs Food, greenhouse film play great role.Crop yield is improved by good light transmittance in greenhouse, excellent light transmission Rate provides the condition using the Photosynthetic Energy of sunlight and photothermal conversion energy to greatest extent, to reach uninterrupted across season Vegetables production.But the organic matter that the dust suction of greenhouse surface layer has seriously affected similar oil smoke in light transmittance, especially air adheres to On greenhouse surface layer, heavy rain is all rushed, and the more place of binding dust can make light transmittance decline 50%, has seriously affected the yield of crop And quality.
Currently, people are according to the greenhouse films environment to be faced (easy binding dust), with the continuous development of mold making technology for temperature Room film is provided with anti-dust suction and anti-dust fall technical functionality surface layer film, can voluntarily remove the dust of greenhouse film surface, Although above-mentioned function plays good action for dust fall, but has no idea, can only rely on for Assessment of Organic Pollution is eliminated Photocatalysis technology decomposes organic matter, although currently, have part of the manufacturer using the photocatalytic of nano-titanium dioxide to eliminate temperature Room film surface similar to oil smoke organic matter, but nano-titanium dioxide decompose greenhouse film surface similar to oil smoke organic matter it is same When, also there is very macrolesion effect to greenhouse films organic polymer, the service life of greenhouse films is thereby reduced, by domestic and international agriculture Film industry is considered dangerous, this allow for existing greenhouse films dust-proof effect effectively (in greenhouse films field, Assessment of Organic Pollution and dirt Soil is referred to as dustiness dye), it is unable to reach requirement of the peasant household to greenhouse films.
Summary of the invention
The present invention leads to technical problem the control efficiency for the pollution of machine matter is poor in greenhouse films for above-mentioned, proposes A kind of formula is reasonable, easy to process, it is strong to decompose the abilities such as Assessment of Organic Pollution and can make nano-titanium dioxide will not be to greenhouse films The polyolefin skins film masterbatch with dust reduction capability for generating harm and its application in greenhouse films.
In order to achieve the above object, the technical solution adopted by the present invention is that the present invention also provides one kind to have dust reduction capability Polyolefin skins film masterbatch, according to parts by weight include following effective ingredient:
Wherein, the titanium dioxide is nanometer anatase titania, the particle diameter of the titanium dioxide be 10nm~ 15nm；The particle diameter of the zinc oxide is 15nm~25nm；The particle diameter of the talcum powder is 900nm~2000nm.
Preferably, the stabilizer is T68 type hindered amine light stabilizer.
Preferably, the smooth powder is erucyl amide.
Preferably, on the south 30 degree of described titanium dioxide China north latitude and western part highlands additive amount is with dust-proof function The 0.5% of the polyolefin skins film masterbatch total weight of energy；Additive amount is with dust reduction capability between China's north latitude 30-40 degree The 0.65% of polyolefin skins film masterbatch total weight；It is the polyolefin with dust reduction capability in additive amount to the north of 40 degree of China's north latitude The 0.8% of surface layer film masterbatch total weight.
The present invention also provides the preparation methods that above-mentioned preparation has the polyolefin skins film masterbatch of dust reduction capability, including with Lower effective procedure:
A, raw material has been weighed first, in accordance with corresponding mass fraction；
B, weighed nanometer anatase titania, talcum powder and zinc oxide are placed in high-speed mixer and are uniformly mixed Close 10min~15min；
C, it is to be mixed have after, by other weighed raw materials place into uniform stirring 5min in high-speed mixer~ 10min obtains mixture；
D, mixture is put into mixer and is kneaded 10-15min, be then processed into uniform particle with Granulation Equipments, i.e., Polyolefin skins film masterbatch with dust reduction capability.
There is anti-aging function the present invention also provides the above-mentioned polyolefin skins film masterbatch with dust reduction capability of addition Polyolefin skins film raw material, according to parts by weight include following effective ingredient:
Above-mentioned raw materials are weighed up according to corresponding parts by weight, is added in batch mixer and stirs evenly to get former to surface layer Top layer raw material, then, is added the surface layer hopper of three-layer co-extruded blown film line by material, is coated with other insulating layer and corona Layer is used together online coating blow molding process and greenhouse films is made.
Compared with prior art, the advantages and positive effects of the present invention are,
1, the present invention enables titanium dioxide first by providing a kind of polyolefin skins film masterbatch with dust reduction capability Perfect fusion solves titanium dioxide to during the catalytic decomposition of Assessment of Organic Pollution, to temperature in greenhouse films obtained The damage of room film organic polymer, reaches dust-proof purpose simultaneously, also plays anti-aging purpose, meanwhile, institute of the present invention The prices of raw materials used are cheap, easy to process, and large-scale promotion is suitble to use.
Specific embodiment
To better understand the objects, features and advantages of the present invention, below with reference to embodiment to this hair It is bright to be described further.It should be noted that in the absence of conflict, the feature in embodiments herein and embodiment can To be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also To be implemented using other modes described herein are different from, therefore, the present invention is not limited to the specific of specification is described below The limitation of embodiment.
Embodiment 1, this implementation provide a kind of greenhouse films, reach dust-proof, decontamination purpose.
The present embodiment is mainly for, with highlands greenhouse films, which is three layers total on the south 30 degree of China's north latitude It squeezes, greenhouse films are with a thickness of 0.1mm, surface layer film thickness 0.03mm；Greenhouse films substrate material be EMA, LDPE, LLDPE, EVA, 3 kinds or more materials in EPPE, mLLDPE are made through blow molding process, i.e. the so-called insulating layer of the present embodiment, insulating layer Fabricating is the prior art, and in the present embodiment, detailed description is not added.
Firstly, weigh partial size the nanometer anatase titania 0.5kg of 15nm, partial size 15nm zinc oxide 0.5kg, Partial size is placed in high-speed mixer in the talcum powder 6kg of 2000nm and uniformly mixes 15min, the main purpose of this step make by Titanium dioxide and zinc oxide adsorption are easily adhered on big partial size powder body material on talcum powder using small particle nano material Principle, small particle nanometer anatase titania and zinc oxide are adhered to the biggish talcum powder surface of partial size, reduce rutile titania The contact area of type titanium dioxide and polyolefin, meanwhile, talcum powder can also be increased with organic polymer contact surface protection substrate simultaneously The damage to organic polymer substrate is reduced using shielding action auxiliary of the zinc oxide to ultraviolet light.
Then, T68 type hindered amine light stabilizer 9kg is weighed；(Guangzhou Feng Yu Chemical Co., Ltd. is raw for B215 type antioxidant Produce) 2.6kg；UV320 ultraviolet light screener (production of Tianjin Zhong Xinkaitai Chemical Co., Ltd.) 2.5kg；Fluoropolymer PPA (Shanghai Lanpoly Polymer Technology Co., Ltd.'s production) 1.4kg；The agent of HBS-501 long-acting antistatic (contains plastics in Hangzhou Linan City forever Chemical plant) 3.5kg；Slipping agent erucyl amide is 2kg；EMA206 acrylic copolymer (French alma) 72kg.It is put into and fills It blends in the high-speed mixer of titanium dioxide with mixed titanium dioxide, zinc oxide, talcum powder, is mixed in high-speed mixer 10min.In this step, have using the biggish acrylic acid of polarity and resist light-catalysed ability, nanometer anatase titania is attached Between acrylic copolymeric resin, talcum powder, zinc oxide, multiple protective is formed, is found by many experiments, acrylic acid copolymer tree Effect played in acrylic acid content >=20% is best in rouge, meanwhile, acrylic copolymeric resin increases greenhouse film table The polarity of layer is powerful support to the anti-dust-absorbing function of greenhouse films when with the cooperation of other raw materials.
After the completion of to be mixed, mixed material is processed into uniform particle through Granulation Equipments, that is, is made with dust-proof function The polyolefin skins film masterbatch of energy, weight 100kg.
Following step, be made surface layer film raw material, weigh with dust reduction capability polyolefin skins film masterbatch (with Lower abbreviation masterbatch) 10kg, acrylic copolymeric resin (model EMA206) 50kg, metallocene ethylene-hexene co-polymers (model LDPE2420D) 20kg, low density polyethylene (LDPE) (mLLDPE1018HA) 20kg, these materials are stirred evenly in batch mixer, system There is the polyolefin skins film raw material (hereinafter referred to as top layer raw material) of anti-aging function as 100kg, then top layer raw material is added The surface layer hopper of three-layer co-extruded blown film line, with other two layers (insulating layer and corona coat, there is the prior art, Detailed description is not added) online coating blow molding process is used together film product is made.
The tracing detection of through a long time, greenhouse films provided in this embodiment are not only up to state standards on physicochemical property, Meanwhile can be used continuously 5 years or more on the south 30 degree of China's north latitude with highlands, with >=5 years dust-proof holding effects Phase, and with >=5 years anti-aging properties.
Embodiment 2, this implementation provide a kind of greenhouse films, reach dust-proof, decontamination purpose.
For the present embodiment mainly for regional greenhouse films between China's north latitude 30-40 degree, which is three-layer co-extruded, temperature Room film thickness is 0.1mm, surface layer film thickness 0.03mm；Greenhouse films substrate material be EMA, LDPE, LLDPE, EVA, EPPE, 3 kinds or more materials in mLLDPE are made through blow molding process, i.e. the so-called insulating layer of the present embodiment, the processing system of insulating layer It makes as the prior art, in the present embodiment, detailed description is not added.
Firstly, weigh partial size the nanometer anatase titania 0.65kg of 15nm, partial size 15nm zinc oxide 0.5kg, partial size are placed in high-speed mixer in the talcum powder 5kg of 2000nm and uniformly mix 15min；The main mesh of this step Make by titanium dioxide and zinc oxide adsorption on talcum powder, be easily adhered using small particle nano material in big partial size powder Principle on material, small particle nanometer anatase titania and zinc oxide are adhered to the biggish talcum powder surface of partial size, reduce The contact area of anatase titanium dioxide and polyolefin, meanwhile, talcum powder can also increase and organic polymer contact surface protection Substrate simultaneously reduces the damage to organic polymer substrate using shielding action auxiliary of the zinc oxide to ultraviolet light.
Then, T68 type hindered amine light stabilizer 8kg is weighed；B215 antioxidant 2kg；UV320 ultraviolet light screener 2kg；Contain Fluoropolymer PPA1.5kg；HBS-501 long-acting antistatic agent increases 3kg；Slipping agent erucyl amide is 1.85kg；EMA206 propylene Acid copolymer 75.5kg.It is put into high-speed mixer described in step 1 and is blended with mixed titanium, zinc, talcum powder, in high-speed stirred 10min is mixed in machine；In this step, have using the biggish acrylic acid of polarity and resist light-catalysed ability, dichloride in anatase type two Titanium oxide is attached to acrylic copolymeric resin, talcum powder, between zinc oxide, forms multiple protective, finds by many experiments, propylene Effect played in acrylic acid content >=20% is best in sour copolymer resins, meanwhile, acrylic copolymeric resin increases greenhouse The polarity on awning film surface layer is powerful support to the anti-dust-absorbing function of greenhouse films when with the cooperation of other raw materials.
After the completion of to be mixed, mixed material is processed into uniform particle through Granulation Equipments, that is, is made with dust-proof function The polyolefin skins film masterbatch of energy, weight 100kg.
Following step, be made surface layer film raw material, weigh with dust reduction capability polyolefin skins film masterbatch (with Lower abbreviation masterbatch) 20kg, acrylic copolymeric resin (model EMA206) 100kg, metallocene ethylene-hexene co-polymers (model For LDPE2420D) 40kg, low density polyethylene (LDPE) (mLLDPE1018HA) 40kg, these materials are stirred evenly in batch mixer, It is made for the polyolefin skins film raw material (hereinafter referred to as top layer raw material) that 100kg has anti-aging function, then top layer raw material adds The surface layer hopper for entering three-layer co-extruded blown film line, (insulating layer and corona coat, there is existing skill with other two layers Detailed description is not added in art) online coating blow molding process is used together film product is made.
The tracing detection of through a long time, greenhouse films provided in this embodiment are not only up to state standards on physicochemical property, Meanwhile area can be used continuously 5 years or more between China's 30-40 degree, with >=5 years dust-proof lasting periods, and have >=5 years anti-aging properties.
Embodiment 3, this implementation provide a kind of greenhouse films, reach dust-proof, decontamination purpose.
For the present embodiment mainly for 40 degree of northern area greenhouse films of China's north latitude, which is five-layer co-squeezing, greenhouse Film thickness is 0.12mm, surface layer film thickness 0.025mm；Greenhouse films substrate material be EMA, LDPE, LLDPE, EVA, EPPE, 3 kinds or more materials in mLLDPE are made through blow molding process, i.e. the so-called insulating layer of the present embodiment, the processing system of insulating layer It makes as the prior art, in the present embodiment, detailed description is not added.
Firstly, weigh partial size the nanometer anatase titania 0.8kg of 15nm, partial size 15nm zinc oxide 0.5kg, Partial size is placed in high-speed mixer in the talcum powder 6kg of 2000nm and uniformly mixes 15min；The main purpose of this step make by Titanium dioxide and zinc oxide adsorption are easily adhered on big partial size powder body material on talcum powder using small particle nano material Principle, small particle nanometer anatase titania and zinc oxide are adhered to the biggish talcum powder surface of partial size, reduce rutile titania The contact area of type titanium dioxide and polyolefin, meanwhile, talcum powder can also be increased with organic polymer contact surface protection substrate simultaneously The damage to organic polymer substrate is reduced using shielding action auxiliary of the zinc oxide to ultraviolet light.
Then, T68 type hindered amine light stabilizer 8kg is weighed；B215 antioxidant 2kg；UV320 ultraviolet light screener 2kg；Contain Fluoropolymer PPA1.5kg；HBS-501 long-acting antistatic agent increases 3kg；Slipping agent erucyl amide is 1.7kg；EMA206 propylene Acid copolymer 79kg.It is put into high-speed mixer described in step 1 and is blended with mixed titanium, zinc, talcum powder, in high-speed mixer Interior mixing 10min；In this step, have using the biggish acrylic acid of polarity and resist light-catalysed ability, dichloride in anatase type dioxy Change titanium and be attached to acrylic copolymeric resin, talcum powder, between zinc oxide, forms multiple protective, found by many experiments, acrylic acid Effect played in acrylic acid content >=20% is best in copolymer resins, meanwhile, it is big that acrylic copolymeric resin increases greenhouse The polarity on canopy film surface layer is powerful support to the anti-dust-absorbing function of greenhouse films when with the cooperation of other raw materials.After the completion of to be mixed, Mixed material is processed into uniform particle through Granulation Equipments, that is, the polyolefin skins film masterbatch with dust reduction capability is made, Weight is 100kg.
Following step, be made surface layer film raw material, weigh with dust reduction capability polyolefin skins film masterbatch (with Lower abbreviation masterbatch) 10kg, acrylic copolymeric resin (model EMA206) 50kg, metallocene ethylene-hexene co-polymers (model LDPE2420D) 20kg, low density polyethylene (LDPE) (mLLDPE1018HA) 20kg, these materials are stirred evenly in batch mixer, system There is the polyolefin skins film raw material (hereinafter referred to as top layer raw material) of anti-aging function as 100kg, then top layer raw material is added The surface layer hopper of three-layer co-extruded blown film line, with other two layers (insulating layer and corona coat, there is the prior art, Detailed description is not added) online coating blow molding process is used together film product is made.
The tracing detection of through a long time, greenhouse films provided in this embodiment are not only up to state standards on physicochemical property, Meanwhile can be used continuously 5 years or more in 40 degree of northern areas of China's north latitude, with >=5 years dust-proof lasting periods, and have There are >=5 years anti-aging properties.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc. It imitates embodiment and is applied to other fields, but without departing from the technical solutions of the present invention, according to the technical essence of the invention Any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the protection scope of technical solution of the present invention.

Claims (6)

1. a kind of polyolefin skins film masterbatch with dust reduction capability, which is characterized in that according to parts by weight include following effective Composition:
Wherein, the titanium dioxide is nanometer anatase titania, and the particle diameter of the titanium dioxide is 10nm~15nm； The particle diameter of the zinc oxide is 15nm~25nm；The particle diameter of the talcum powder is 900nm~2000nm.
2. the polyolefin skins film masterbatch according to claim 1 with dust reduction capability, which is characterized in that the stabilizer For T68 type hindered amine light stabilizer.
3. the polyolefin skins film masterbatch according to claim 2 with dust reduction capability, which is characterized in that the smooth powder For erucyl amide.
4. described in any item polyolefin skins film masterbatch with dust reduction capability according to claim 1~3, which is characterized in that On the south 30 degree of described titanium dioxide China north latitude and western highlands additive amount is the polyolefin skins film with dust reduction capability The 0.5% of masterbatch total weight；Additive amount is the polyolefin skins film masterbatch with dust reduction capability between China's north latitude 30-40 degree The 0.65% of total weight；It is the polyolefin skins film masterbatch total weight with dust reduction capability in additive amount to the north of 40 degree of China's north latitude 0.8%.
5. preparing the preparation method of the polyolefin skins film masterbatch as claimed in claim 4 with dust reduction capability, which is characterized in that Including following effective procedure:
A, raw material has been weighed first, in accordance with corresponding mass fraction；
B, weighed nanometer anatase titania, talcum powder and zinc oxide are placed in high-speed mixer and are uniformly mixed 10min~15min；
C, it is to be mixed have after, other weighed raw materials are placed into uniform stirring 5min~10min in high-speed mixer, are obtained To mixture；
D, mixture is put into mixer and is kneaded 10-15min, be then processed into uniform particle with Granulation Equipments, that is, have The polyolefin skins film masterbatch of dust reduction capability.
6. the greenhouse films added with the polyolefin skins film masterbatch with dust reduction capability prepared by claim 5, which is characterized in that According to parts by weight include following effective ingredient:
Above-mentioned raw materials are weighed up according to corresponding parts by weight, is added in batch mixer and stirs evenly to get top layer raw material is arrived, so Afterwards, top layer raw material is added to the surface layer hopper of three-layer co-extruded blown film line, with other insulating layer and corona coat one It rises and greenhouse films is made using online coating blow molding process.
CN201610879515.2A 2016-10-09 2016-10-09 Polyolefin skins film masterbatch with dust reduction capability and its application in greenhouse films Expired - Fee Related CN106633563B (en)

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CN107053803A (en) * 2017-05-19 2017-08-18 玉溪市旭日塑料有限责任公司 A kind of dust-proof light modulation agricultural film
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CN101331842A (en) * 2008-08-05 2008-12-31 聊城华塑工业有限公司 LB light-wave optimization ecology agriculture greenhouse film and production method thereof
CN103978756A (en) * 2014-05-14 2014-08-13 聊城华塑工业有限公司 Internal-addition type dustproof greenhouse membrane and preparing method thereof
CN104669744A (en) * 2013-12-03 2015-06-03 辽宁喜爱农塑料有限公司 Outer coating type high-performance PO film and preparation method thereof

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CN101331842A (en) * 2008-08-05 2008-12-31 聊城华塑工业有限公司 LB light-wave optimization ecology agriculture greenhouse film and production method thereof
CN104669744A (en) * 2013-12-03 2015-06-03 辽宁喜爱农塑料有限公司 Outer coating type high-performance PO film and preparation method thereof
CN103978756A (en) * 2014-05-14 2014-08-13 聊城华塑工业有限公司 Internal-addition type dustproof greenhouse membrane and preparing method thereof

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