CN109575413A - A kind of water suction master batch and preparation method thereof - Google Patents
A kind of water suction master batch and preparation method thereof Download PDFInfo
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- CN109575413A CN109575413A CN201811446236.2A CN201811446236A CN109575413A CN 109575413 A CN109575413 A CN 109575413A CN 201811446236 A CN201811446236 A CN 201811446236A CN 109575413 A CN109575413 A CN 109575413A
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- master batch
- water suction
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- calcium oxide
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 239000004594 Masterbatch (MB) Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 27
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000292 calcium oxide Substances 0.000 claims abstract description 23
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000000378 calcium silicate Substances 0.000 claims abstract description 18
- 229910052918 calcium silicate Inorganic materials 0.000 claims abstract description 18
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002270 dispersing agent Substances 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 239000012745 toughening agent Substances 0.000 claims abstract description 13
- 229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 11
- 239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 11
- 238000005461 lubrication Methods 0.000 claims abstract description 11
- 235000018290 Musa x paradisiaca Nutrition 0.000 claims abstract description 7
- 239000000796 flavoring agent Substances 0.000 claims abstract description 6
- 235000013355 food flavoring agent Nutrition 0.000 claims abstract description 5
- 240000005561 Musa balbisiana Species 0.000 claims abstract 2
- 230000002745 absorbent Effects 0.000 claims description 12
- 239000002250 absorbent Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 235000013312 flour Nutrition 0.000 claims description 9
- 238000003801 milling Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 8
- 239000004615 ingredient Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 230000035611 feeding Effects 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 2
- 229920001684 low density polyethylene Polymers 0.000 claims description 2
- 239000004702 low-density polyethylene Substances 0.000 claims description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 2
- 239000012258 stirred mixture Substances 0.000 claims 1
- 229920003023 plastic Polymers 0.000 abstract description 24
- 239000004033 plastic Substances 0.000 abstract description 24
- 239000000463 material Substances 0.000 abstract description 17
- 238000010521 absorption reaction Methods 0.000 abstract description 9
- 239000003205 fragrance Substances 0.000 abstract description 3
- 239000011368 organic material Substances 0.000 abstract description 2
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 235000012241 calcium silicate Nutrition 0.000 description 14
- 238000012360 testing method Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 241000234295 Musa Species 0.000 description 5
- 238000009461 vacuum packaging Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- 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
- 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
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/007—Fragrance additive
-
- 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
- C08K5/101—Esters; Ether-esters of monocarboxylic 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention discloses a kind of water suction master batches and preparation method thereof, belong to recycled plastic fabricated product and recycle field.In the present invention absorb water master batch its in parts by mass include following component；60-80 parts of calcium oxide powder, 10-20 parts of porous calcium silicate powder, 8-15 parts of toughener, 15-20 parts of linear low density polyethylene, 8-12 parts of lubrication dispersing agent.The present invention utilizes the water absorption character of calcium oxide, and the moisture absorption in regenerated plastics is reacted, and removes moisture.The sharp aroma discharged using the organic material of the high low molecule taste inhaled when taste Characteristic Adsorption regenerated plastics are processed of bigger serface microporous calcium silicate, and doping.Food-grade flavouring agent banana oil and plastic compatible principle are recycled, mixing delicate fragrance type melt is obtained.Workshop environment is effectively improved, and what no low molecule material released at high temperature pungent is difficult to receive offending smell.
Description
Technical field
The invention belongs to recycled plastic fabricated products to recycle field, and in particular to processing environment faint scent with fresh air, no
It needs to dry, a kind of delicate fragrance type water suction master batch of energy-saving and emission-reduction and preparation method thereof.
Background technique
Plastic products also bring great negative effect while offering convenience to the mankind, with plastics usage amount
It is significantly increased, waste plastic is on the rise due to being difficult to natural degradation, caused environmental pollution.It is recycled as handling waste and old
Plastic garbage opens minimizing, innoxious, recycling road.And waste plastic is closed by recycling, concentration, classification, science
Regeneration value is obtained after reason disposition, realization recycles.Therefore, examined from the angle for saving earth resource and environment of preserving our planet
Consider.People research and develop with the product of recycled plastic reprocessing comprehensive utilization, there is underground blow-off line, penetration pipe, waterproof material
Material, drip irrigation pipe, automobile front/rear collision bumper, express packaging bag, woven bag, refuse bag etc. product.
Due to self-contained low molecule material when recycled plastic is processed, residual moisture when cleaning, however manufacturing
Cheng Zhong could be used reluctantly after drying.No matter material is either statically or dynamically to dry, and to consume a large amount of electric energy, increases carbon dioxide
Discharge, thick air be difficult to the sharp aroma received.Moisture content all will not disappear.Cause under product surface light decreasing concentration
Drop destroys compactness, leads to moulded products, and surface smoothness decline has water vapor bubbles appearance, and physical strength reduces, and generates
The product of inferior quality, it cannot be guaranteed that the normal service life of product.
People utilize high-power drying equipment to solve the moisture in recycled plastic recycling process for these years
It is baked to, the wasting of resources is big, can't be fully solved moisture problem.Therefore occur removing water masterbatch using plastics, water suction is female
Material, defoaming agent recycle the moisture problem in processing to solve recycled plastic.Such as；Notification number is CN1616533A,
The patent of CN103059392A, CN108384097A are all the residual moistures removed in regenerated plastics based on calcium oxide, not
The Peculiar Smell in recycled plastic can be eliminated.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of appearances to have preferable gloss and mechanical property good, free from extraneous odour
Absorb water master batch and preparation method thereof, another purpose is to prepare the water suction master batch with nature faint scent taste.
In order to solve the above technical problems, the technical solution used in the present invention is: a kind of water suction master batch, it is characterised in that:
It includes following component in parts by mass；
A further technical solution lies in: it further includes 5-8 parts of aromatic.
A further technical solution lies in: the content of free calcium oxide of the calcium oxide powder is 80%-86%, grain
Diameter is 1500 mesh.
A further technical solution lies in: the specific surface area of the porous calcium silicate powder is 120-140m2/g, aperture
It is 19-21 microns, oil factor 235ml/100mg, density 2.38g/cm3, partial size is 1000 mesh, water content 4.5%.
A further technical solution lies in: the melt index of the linear low density polyethylene is 60/10min；
A further technical solution lies in: the toughener is that VA content is 20%, and melt index is the second of 20/10min
Alkene-vinyl acetate co-polymer.
A further technical solution lies in: the lubrication dispersing agent is that fusing point is 90 DEG C -120 DEG C, molecular weight 1500-
2000, density is the polyethylene wax of 0.93-0.98；
A further technical solution lies in: the aromatic is food-grade flavouring agent banana oil
A further technical solution lies in: preparation method includes the following steps:
(1) porous calcium silicate powder described above is dried, then with calcium oxide powder described above, linear low
Density polyethylene, toughener, lubrication dispersing agent, which are mixed, becomes uniform non-melt body, adds remaining ingredient and is stirred
For premix.
(2) by premix at 160 DEG C of temperature, vacuum mixing becomes molten mass, and subsequent extruding pelletization, flour milling is fervent, cold
But it is vacuum-packed to get finished product absorbent masterbatch.
A further technical solution lies in: it is comprised the following specific steps that:
(1) porous calcium silicate powder described above is added in intelligent frequency-conversion blender, 150 DEG C of -155 DEG C of stirrings
It 15 minutes, dried, drained, borehole cleaning；Again by calcium oxide powder described above, linear low density polyethylene, toughener, profit
Sliding dispersing agent is added in intelligent frequency-conversion blender, and being mixed becomes uniform non-melt body for 4-8 minutes, adds remaining ingredient
It is stirred as premix.
(2) premix is added in vacuum pressure type mixer, at 155 DEG C -165 DEG C of temperature, vacuum mixing 18 minutes
As molten mass, then molten mass is launched to the single screw rod melting extrusion for there are double bowl feedings and is granulated, flour milling is fervent, cooling vacuum
Packaging is to get finished product.
The beneficial effects of adopting the technical scheme are that
Absorbent masterbatch in the prior art does not adapt to the demand of present processing environment and product properties, in high temperature process
The closely knit extruding of plastic molten melt releases low molecular weight gas, and masterbatch of the present invention can be captured in time by porous calcium silicate powder
Absorption, avoids gas and is mixed into plastic molten melt body again, forms honeycomb melt；It avoids and seriously affects asking for product quality
Topic, and the problem of volatilization pungent smell.
The present invention utilizes the water absorption character of calcium oxide, and the moisture absorption in regenerated plastics is reacted, and removes moisture.Using big
The high low molecule taste inhaled when taste Characteristic Adsorption regenerated plastics are processed of specific surface area microporous calcium silicate, and the organic material of doping
The sharp aroma of release.Food-grade flavouring agent banana oil and plastic compatible principle are recycled, mixing delicate fragrance type melt is obtained.Production
Workshop condition is effectively improved, and what no low molecule material released at high temperature pungent is difficult to receive offending smell.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
The invention discloses a kind of water suction master batches, it is characterised in that: it includes following component in parts by mass:
It preferably, further include 5-8 parts of aromatic.
Preferably, the content of free calcium oxide of the calcium oxide powder is 80%-86%, and partial size is 1500 mesh.
Preferably, the specific surface area of the porous calcium silicate powder is 120-140m2/g, and aperture is 19-21 microns, oil suction
Value is 235ml/100mg, and density 2.38g/cm3, partial size is 1000 mesh, water content 4.5%.
Preferably, the melt index of the linear low density polyethylene is 60/10min；
Preferably, it is 20% that the toughener, which is VA content, and melt index is the ethylene-vinyl acetate of 20/10min
Copolymer.
Preferably, it is 90 DEG C -120 DEG C that the lubrication dispersing agent, which is fusing point, molecular weight 1500-2000, and density is
The polyethylene wax of 0.93-0.98；
Preferably, the aromatic is food-grade flavouring agent banana oil
Preferably, preparation method includes the following steps:
(1) porous calcium silicate powder described above is dried, then with calcium oxide powder described above, linear low
Density polyethylene, toughener, lubrication dispersing agent, which are mixed, becomes uniform non-melt body, adds remaining ingredient and is stirred
For premix.
(2) by premix at 155 DEG C -165 DEG C of temperature, vacuum mixing becomes molten mass, subsequent extruding pelletization, flour milling heat
It cuts, cooling vacuum is packed to get finished product absorbent masterbatch.
Preferably comprising following specific steps:
(1) porous calcium silicate powder described above is added in intelligent frequency-conversion blender, 150 DEG C of -155 DEG C of stirrings
It 15 minutes, dried, drained, borehole cleaning；Then again by calcium oxide powder described above, linear low density polyethylene, toughening
Agent, lubrication dispersing agent are added in intelligent frequency-conversion blender, and being mixed becomes uniform non-melt body for 4-8 minutes, add surplus
Remaining component is stirred as premix.
(2) premix is added in vacuum pressure type mixer, at 155 DEG C -165 DEG C of temperature, vacuum mixing 15 minutes
As molten mass, then molten mass is launched to the single screw rod melting extrusion for there are double bowl feedings and is granulated, flour milling is fervent, cooling vacuum
Packaging is to get finished product absorbent masterbatch.
Embodiment 1
A kind of water suction master batch includes following component in parts by mass；
Use the preparation method comprises the following steps: porous calcium silicate powder described above is added in intelligent frequency-conversion blender by (1),
155 DEG C are warming up to, starts stirring 15 minutes, is dried, drained, borehole cleaning；Again by calcium oxide powder described above, linear low
Density polyethylene, toughener, lubrication dispersing agent are added in intelligent frequency-conversion blender, are mixed 10 minutes, become uniform non-
Molten mass adds remaining ingredient and is stirred 2 minutes as premix.
(2) premix is added in vacuum pressure type mixer, at 160 DEG C of temperature, is become within vacuum mixing 18 minutes molten
Molten mass is then launched to the single screw rod melting extrusion for having double bowl feedings and is granulated by melt body, and flour milling is fervent, cooling vacuum packaging,
Get product absorbent masterbatch.
Embodiment 2
A kind of water suction master batch includes following component in parts by mass；
Use the preparation method comprises the following steps: porous calcium silicate powder described above is added in intelligent frequency-conversion blender by (1),
It is stirred 15 minutes at 150 DEG C of temperature, is dried, drained, borehole cleaning；Again by calcium oxide powder described above, linea low density
Polyethylene, toughener, lubrication dispersing agent are added in intelligent frequency-conversion blender, and 160 DEG C of temperature are mixed 8 minutes as uniform
Non-melt body adds remaining ingredient and is stirred 3 minutes as premix.
(2) premix is added in vacuum pressure type mixer, at 160 DEG C of temperature, is become within vacuum mixing 18 minutes molten
Molten mass is then launched to the single screw rod melting extrusion for having double bowl feedings and is granulated by melt body, and flour milling is fervent, cooling vacuum packaging,
Get product absorbent masterbatch.
Embodiment 3
A kind of water suction master batch includes following component in parts by mass；
Use the preparation method comprises the following steps: porous calcium silicate powder described above is added in intelligent frequency-conversion blender by (1),
150 DEG C are stirred 15 minutes, are dried, are drained, borehole cleaning；Again by calcium oxide powder described above, linear low density polyethylene,
Toughener, lubrication dispersing agent are added in intelligent frequency-conversion blender, and being mixed becomes uniform non-melt body for 10 minutes, add
Remaining ingredient is stirred 2 minutes as premix.
(2) premix is added in vacuum pressure type mixer, at 160 DEG C of temperature, is become within vacuum mixing 15 minutes molten
Molten mass is then launched to the single screw rod melting extrusion for having double bowl feedings and is granulated by melt body, and flour milling is fervent, cooling vacuum packaging,
Get product absorbent masterbatch.
Embodiment 4
Absorbent masterbatch water suction experiment is as follows；The masterbatch that the content of free calcium oxide 80%, 83%, 86% makes is weighed respectively
50g is placed on the pallet of balance, is placed in 21 DEG C -23 DEG C of room temperature, is carried out under the conditions of humidity 55%-58%, experiment to mother
Material water suction saturation (failure).
The water suction experimental data of absorbent masterbatch
Shown by experimental data；1 content of free calcium oxide 80% of embodiment, water absorption rate 14.1%；Embodiment 2 has
Imitate calcium oxide 83%, water absorption rate 16.9%；3 the efficient oxidation calcium 86% of embodiment, water absorption rate 20.2%；The efficient oxidation calcium contains
Amount is higher, and it is stronger to be prepared into corresponding absorbent masterbatch water imbibition.
Embodiment 5
Absorb water taste removal integration test；Recycling PE, PP moisture content 2.3% is weighed respectively, there is the material 5kg of sharp aroma；Claim
Measure absorbent masterbatch 4kg；It is put into blender and stirs evenly, squeeze out to obtain intermingling material by testing double-screw melt blending.
Extrusion process
(A) water content detection；50g intermingling material is weighed, is put into the multi-functional quick moisture analyser charging tray of SFY-118 type,
Time sets 3-5 minutes, and starting test key tests Moisture Meter and is displayed without moisture, has reached water suction water removal purpose.
(B) smell test (room temperature)；(1) test condition；25g intermingling material is weighed, is put into tasteless vial and seals,
And under 23 DEG C ± 2 DEG C of dark condition, 20h-24h is kept.It is judged by 5 valuation officers, with reference to national standard；GB/
T35773-2017。
(2) experimental result is judged through valuation officer, is tested oder levels, is reached 0 grade.Experiment shows；Calcium oxide and micropore
Calcium silicates and the blending of food-grade banana oil are used in compounding, and are had and are more comprehensively removed water function of odor removal, the oder levels of material reach 0
Grade, production environment and product meet environmental requirement.
(C) smell test (high temperature)；(1) test condition；300g intermingling material is weighed, places in vial and is put into high-temperature cabinet
It is interior, test condition；It 80 DEG C ± 2 DEG C, is taken out after 2h, hears taste by 5 laboratory technicians and judge, with reference to judgment criteria；VW50180
Experimental result is judged through laboratory technician, is tested oder levels, is reached 1 grade.
Experiment shows；Calcium oxide is blended and is used in compounding with microporous calcium silicate and food-grade banana oil, has and more comprehensively removes
Function of odor, the oder levels of material reach 1 grade, and production environment and product meet the requirements.
Recycled plastic can give out offensive odour and VOCs, especially PP, PE reclaiming and produce when reprocessing
Process, workshop and surrounding enviroment, it is particularly evident.This is because the low molecular weight volatile substance carbonyl compound in reclaimed materials
Object and alkyl compound component.The smell that alkyl compound generates is smaller, and carbonyls such as aldehyde, ketone, ester etc. has obviously
Penetrating odor and unacceptable outstanding taste.In addition, the high temperature, high shear in process also will increase low point
Sub- Volatilized smell.The method of removal PP, PE recycled plastic smell is devolatilization and absorption at present.A kind of this technology innovatively water suction
Microporous calcium silicate and natural flavours are compounded in masterbatch material, capture and adsorb some small molecule volatile matters and different under molten condition
The purpose that taste distributes.
Claims (10)
1. a kind of water suction master batch, it is characterised in that: it includes following component in parts by mass:
2. a kind of water suction master batch according to claim 1, it is characterised in that: it further includes 5-8 parts of aromatic.
3. a kind of water suction master batch according to claim 1 or 2, it is characterised in that: the efficient oxidation of the calcium oxide powder
Calcium content is 80%-86%, and partial size is 1500 mesh.
4. a kind of water suction master batch according to claim 1 or 2, it is characterised in that: the ratio table of the porous calcium silicate powder
Area is 120-140m2/g, and aperture is 19-21 microns, oil factor 235ml/100mg, density 2.38g/cm3, and partial size is
1000 mesh, water content 4.5%.
5. a kind of water suction master batch according to claim 1 or 2, it is characterised in that: the linear low density polyethylene melts
Melting index is 60/10min；
6. a kind of water suction master batch according to claim 1 or 2, it is characterised in that: the toughener is that VA content is 20%,
Melt index is the ethylene-vinyl acetate copolymer of 20/10min.
7. a kind of water suction master batch according to claim 1 or 2, it is characterised in that: the lubrication dispersing agent is that fusing point is 90
DEG C -120 DEG C, molecular weight 1500-2000, density is the polyethylene wax of 0.93-0.98；
8. a kind of water suction master batch according to claim 2, it is characterised in that: the aromatic is food-grade flavouring agent banana
Oil.
9. a kind of preparation method of water suction master batch described in any one of -8 claims according to claim 1, it is characterised in that: its
Include the following steps:
(1) porous calcium silicate powder described above is dried, then with calcium oxide powder described above, linea low density
Polyethylene, toughener, lubrication dispersing agent, which are mixed, becomes uniform non-melt body, and it is pre- for adding remaining ingredient and being stirred
Mixture.
(2) by premix at 155 DEG C -165 DEG C of temperature, vacuum mixing becomes molten mass, and subsequent extruding pelletization, flour milling is fervent,
Cooling vacuum is packed to get finished product.
10. a kind of preparation method of master batch that absorbs water according to claim 9, it is characterised in that: it includes following specific step
It is rapid:
(1) porous calcium silicate powder described above is added in intelligent frequency-conversion blender, 150 DEG C -155 DEG C are stirred 15 points
Clock is dried, is drained, borehole cleaning；Then again by calcium oxide powder described above, linear low density polyethylene, toughener, profit
Sliding dispersing agent is added in intelligent frequency-conversion blender, and being mixed becomes uniform non-melt body for 4-8 minutes, adds remaining ingredient
It is stirred as premix.
(2) premix is added in vacuum pressure type mixer, at 155 DEG C -165 DEG C of temperature, is become within vacuum mixing 18 minutes
Molten mass is then launched to the single screw rod melting extrusion for having double bowl feedings and is granulated by molten mass, and flour milling is fervent, cooling vacuum packet
Dress is to get finished product absorbent masterbatch.
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