CN109054231A - A kind of antibiotic aging-resistant seal strip for refrigerator door and preparation method thereof - Google Patents
A kind of antibiotic aging-resistant seal strip for refrigerator door and preparation method thereof Download PDFInfo
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- CN109054231A CN109054231A CN201810749088.5A CN201810749088A CN109054231A CN 109054231 A CN109054231 A CN 109054231A CN 201810749088 A CN201810749088 A CN 201810749088A CN 109054231 A CN109054231 A CN 109054231A
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K3/02—Elements
- C08K3/04—Carbon
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Refrigerator Housings (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a kind of antibiotic aging-resistant seal strip for refrigerator door and preparation method thereof, soft PVC housing and magnetic rubber strip, soft PVC housing includes following raw material: polyvinyl fluoride, acrylonitrile-butadiene-styrene copolymer, 24-28 parts of polyurethane resin, epoxy resin, glass fibre, mineral wool, ceramic fibre, calcium carbonate, graphite, polyethylene terephthalate, light stabilizer, inorganic antiseptic, plasticizer and antioxidant, magnetic rubber strip includes following raw material: rubber, magnetic powder, calcium carbonate and graphite.Preparation method the following steps are included: S1, soft PVC housing preparation；The preparation of S2, magnetic rubber strip；S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；S4, first product is immersed in 48h-56h in antimicrobial fluid, drying obtains antibiotic aging-resistant seal strip for refrigerator door, and preparation process of the present invention is simple and practical, suitable for large-scale promotion and use, and raw material sources are extensive.
Description
Technical field
The present invention relates to refrigerator part technical field more particularly to a kind of antibiotic aging-resistant seal strip for refrigerator door and its preparation sides
Method.
Background technique
Seal strip for refrigerator door is used in a kind of refrigerator part between refrigerator door and cabinet being used to seal, it is by two parts group
At a part is soft PVC (SPVC) housing, and another part is magnetic rubber strip, and its role is to prevent cold air in refrigerator
It is exchanged with extraneous hot gas heat, guarantees fridge freshness retaining effect, while the service life of refrigerator can also be extended.Refrigerator often uses one section
After time, seal strip for refrigerator door surface will become dirty, breed the harmful microorganisms such as bacterium, mould, pollution storage food, to people
Body health care belt seriously threatens, and the mechanical strength of seal strip for refrigerator door is lower, tends to age and harden, deform.Once aging occurs
Will cause it is poorly sealed, cause cold air leakage cause energy consumption to increase, influence the refrigeration effect of refrigerator, or even cause compressor electronic
Machine is burnt.It would therefore be desirable to have effect avoid seal strip for refrigerator door when in use bacterium generation and improve ageing-resistant ability, become mesh
Preceding urgent problem to be solved.Therefore, we have proposed a kind of antibiotic aging-resistant seal strip for refrigerator door and preparation method thereof for solving
The above problem.
Summary of the invention
The purpose of the present invention is to solve the seal strip for refrigerator door generation of bacterium and resistance to when in use exists in the prior art
The disadvantage of aging ability difference, and a kind of antibiotic aging-resistant seal strip for refrigerator door and preparation method thereof proposed.
A kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, the soft polychlorostyrene
Ethylene housing includes the raw material of following parts by weight: 60-80 parts of polyvinyl fluoride, acrylonitrile-butadiene-styrene copolymer 30-40
Part, 24-28 parts of polyurethane resin, 32-36 parts of epoxy resin, 4-8 parts of glass fibre, 2-3 parts of mineral wool, 6-9 parts of ceramic fibre,
11-14 parts of calcium carbonate, 12-15 parts of graphite, 2-3 parts of polyethylene terephthalate, 1-2 parts of light stabilizer, inorganic antiseptic 1-2
Part, 1-2 parts and antioxidant 1-2 parts of plasticizer, the magnetic rubber strip includes the raw material of following parts by weight: 52-56 parts of rubber, magnetic
22-24 parts of powder, 12-15 parts and graphite 14-16 parts of calcium carbonate.
Preferably, the raw material of the soft PVC housing includes following parts by weight: 70 parts of polyvinyl fluoride, acrylonitrile-
35 parts of butadiene-styrene copolymer, 26 parts of polyurethane resin, 34 parts of epoxy resin, 6 parts of glass fibre, 2 parts of mineral wool, pottery
7 parts of porcelain fiber, 13 parts of calcium carbonate, 14 parts of graphite, 2 parts of polyethylene terephthalate, 1 part of light stabilizer, inorganic antiseptic 2
Part, 2 parts and 1 part of antioxidant of plasticizer.
Preferably, the light stabilizer be O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters, triazines and
One of group-substituted acrylonitrile, the inorganic antiseptic are one of zeolite, active carbon, zinc oxide and lithium carbonate, described
Plasticizer is in dibutyl phthalate, dicyclohexyl phthalate, diisooctyl phthalate and lemon esters of gallic acid
One kind, the antioxidant are four-[3- (3 ' -5 '-di-t-butyls -4 '-hydroxy phenyl)] or sodium alginate.
Preferably, the raw material of the magnetic rubber strip includes following parts by weight: 54 parts of rubber, 23 parts of magnetic powder, 14 parts of calcium carbonate
With 15 parts of graphite.
A kind of preparation method of antibiotic aging-resistant seal strip for refrigerator door, comprising the following steps:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into soft PVC housing；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in 48h-56h in antimicrobial fluid, drying obtains antibiotic aging-resistant seal strip for refrigerator door after taking-up.
Preferably, the soft PVC housing is hollow structure.
Preferably, the antimicrobial fluid is the mixed liquor of silver ion solution and iodide ion solution, and the content of silver ion solution
For 5%-10%, the content of iodide ion solution is 6%-10%, and the height of antimicrobial fluid is higher than the 3cm-4cm of first product height.
The beneficial effects of the present invention are:
1, of the invention, by adding acrylonitrile-butadiene-styrene copolymer, polyurethane tree in soft PVC housing
The ageing resistance and every physics of soft PVC housing can be improved in rouge, epoxy resin and polyethylene terephthalate
Ability, and the antibacterial ability of soft PVC housing then can be improved in inorganic antiseptic, glass fibre, mineral wool, ceramics are fine
Dimension, calcium carbonate and graphite can be used as filler use, reduce production cost, improve productivity effect.
2, of the invention, production cost can also be reduced by adding calcium carbonate and graphite in magnetic rubber, improved
Productivity effect.
3, of the invention, by the way that first product to be immersed in antimicrobial fluid, further improve the antibacterial ability of seal strip for refrigerator door.
4, of the invention, preparation process is simple and practical, suitable for large-scale promotion and use, and raw material sources are extensive.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one: a kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, it is soft
Polyvinyl chloride housing includes the raw material of following parts by weight: 60 parts of polyvinyl fluoride, 30 parts of acrylonitrile-butadiene-styrene copolymer,
24 parts of polyurethane resin, 32 parts of epoxy resin, 4 parts of glass fibre, 2 parts of mineral wool, 6 parts of ceramic fibre, 11 parts of calcium carbonate, graphite
12 parts, 2 parts of polyethylene terephthalate, O-hydroxyl-diphenyl ketone class, 1 part, 1 part of zeolite, 1 part of dibutyl phthalate and
Four -1 part of [3- (3 ' -5 '-di-t-butyls -4 '-hydroxy phenyl)], magnetic rubber strip includes the raw material of following parts by weight: 52 parts of rubber,
22 parts of magnetic powder, 12 parts and 14 parts of graphite of calcium carbonate.
Preparation method the following steps are included:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into the soft PVC housing of hollow structure；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in the mixed liquor that 48h(antimicrobial fluid in antimicrobial fluid is silver ion solution and iodide ion solution, and silver
The content of solion is 8%, and the content of iodide ion solution is 8%, and the height of antimicrobial fluid is higher than the 3cm of first product height), it takes
Drying obtains antibiotic aging-resistant seal strip for refrigerator door after out.
Embodiment two: a kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, it is soft
Polyvinyl chloride housing includes the raw material of following parts by weight: 70 parts of polyvinyl fluoride, 35 parts of acrylonitrile-butadiene-styrene copolymer,
26 parts of polyurethane resin, 34 parts of epoxy resin, 6 parts of glass fibre, 2 parts of mineral wool, 7 parts of ceramic fibre, 13 parts of calcium carbonate, graphite
14 parts, 2 parts of polyethylene terephthalate, 1 part of benzotriazole, 2 parts of active carbon, 2 parts of dicyclohexyl phthalate and sea
1 part of mosanom, magnetic rubber strip includes the raw material of following parts by weight: 54 parts of rubber, 23 parts of magnetic powder, and 14 parts of calcium carbonate and graphite 15
Part.
Preparation method the following steps are included:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into the soft PVC housing of hollow structure；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in the mixed liquor that 52h(antimicrobial fluid in antimicrobial fluid is silver ion solution and iodide ion solution, and silver
The content of solion is 8%, and the content of iodide ion solution is 8%, and the height of antimicrobial fluid is higher than the 4cm of first product height), it takes
Drying obtains antibiotic aging-resistant seal strip for refrigerator door after out.
Embodiment three: a kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, it is soft
Polyvinyl chloride housing includes the raw material of following parts by weight: 80 parts of polyvinyl fluoride, 40 parts of acrylonitrile-butadiene-styrene copolymer,
28 parts of polyurethane resin, 36 parts of epoxy resin, 8 parts of glass fibre, 3 parts of mineral wool, 9 parts of ceramic fibre, 14 parts of calcium carbonate, graphite
15 parts, 3 parts of polyethylene terephthalate, 2 parts of group-substituted acrylonitrile, 2 parts of lithium carbonate, 2 parts of lemon esters of gallic acid and four-[3- (3 '-
5 '-di-t-butyls -4 '-hydroxy phenyl)] 2 parts, magnetic rubber strip includes the raw material of following parts by weight: 56 parts of rubber, 24 parts of magnetic powder,
15 parts and 16 parts of graphite of calcium carbonate.
Preparation method the following steps are included:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into the soft PVC housing of hollow structure；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in the mixed liquor that 56h(antimicrobial fluid in antimicrobial fluid is silver ion solution and iodide ion solution, and silver
The content of solion is 8%, and the content of iodide ion solution is 8%, and the height of antimicrobial fluid is higher than the 4cm of first product height), it takes
Drying obtains antibiotic aging-resistant seal strip for refrigerator door after out.
Comparative example one: a kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, it is soft
Polyvinyl chloride housing includes the raw material of following parts by weight: 70 parts of polyvinyl fluoride, 35 parts of acrylonitrile-butadiene-styrene copolymer,
26 parts of polyurethane resin, 34 parts of epoxy resin, 6 parts of glass fibre, 2 parts of mineral wool, 7 parts of ceramic fibre, 13 parts of calcium carbonate, graphite
14 parts, 2 parts of polyethylene terephthalate, 1 part of benzotriazole, 2 parts of active carbon, 2 parts of dicyclohexyl phthalate and sea
1 part of mosanom, magnetic rubber strip includes the raw material of following parts by weight: 54 parts of rubber, 23 parts of magnetic powder, and 14 parts of calcium carbonate and graphite 15
Part.
Preparation method the following steps are included:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into the soft PVC housing of hollow structure；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain antibiotic aging-resistant refrigerator door seal
Item.
Comparative example two: a kind of antibiotic aging-resistant seal strip for refrigerator door, including soft PVC housing and magnetic rubber strip, it is soft
Polyvinyl chloride housing includes the raw material of following parts by weight: 70 parts of polyvinyl fluoride, 6 parts of glass fibre, and 2 parts of mineral wool, ceramic fibre 7
Part, 13 parts of calcium carbonate, 14 parts of graphite, 2 parts of polyethylene terephthalate, 1 part of benzotriazole, 2 parts of active carbon, O-phthalic
2 parts and 1 part of sodium alginate of sour dicyclohexyl maleate, magnetic rubber strip includes the raw material of following parts by weight: 54 parts of rubber, 23 parts of magnetic powder, and carbon
14 parts and 15 parts of graphite of sour calcium.
Preparation method the following steps are included:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into the soft PVC housing of hollow structure；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in the mixed liquor that 52h(antimicrobial fluid in antimicrobial fluid is silver ion solution and iodide ion solution, and silver
The content of solion is 8%, and the content of iodide ion solution is 8%, and the height of antimicrobial fluid is higher than the 4cm of first product height), it takes
Drying obtains antibiotic aging-resistant seal strip for refrigerator door after out.
By embodiment one, embodiment two, embodiment three, antibiotic aging-resistant refrigerator doors made of comparative example one and comparative example two
Strip of paper used for sealing is placed in chamber, and the temperature in chamber is 60 DEG C, and the humidity in chamber is 55%, and is using wavelength
310nm, irradiation level are the ultraviolet light of 0.6W/(m2 × nm), and the antibiotic aging-resistant refrigerator in chamber is observed after 48h
Whether the surface of gasket is destroyed, and records time to rupture, as a result as follows:
| Embodiment one | Embodiment two | Embodiment three | Comparative example one | Comparative example two | |
| Time (h) | 48×12 | 48×15 | 48×13 | 48×11 | 48×4 |
By embodiment one, embodiment two, embodiment three, antibiotic aging-resistant seal strip for refrigerator door made of comparative example one and comparative example two
It is immersed in bacterium solution, and contains staphylococcus aureus and Candida albicans in bacterium solution, taken out after 3h, detect embodiment one, it is real
Apply example two, embodiment three, the strain in bacterium solution on antibiotic aging-resistant seal strip for refrigerator door made of comparative example one and comparative example two
Content, testing result are as follows:
| Embodiment one | Embodiment two | Embodiment three | Comparative example one | Comparative example two | |
| Strain content (million) | 4.32 | 3.28 | 3.96 | 678 | 7.89 |
By above-mentioned experimental result it is found that a kind of refrigerator door seal that antibiotic aging-resistant seal strip for refrigerator door is produced proposed by the present invention
The good anti-bacterial effect of item, and ageing resistance is strong, and embodiment is second is that highly preferred embodiment of the present invention.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of antibiotic aging-resistant seal strip for refrigerator door, which is characterized in that described including soft PVC housing and magnetic rubber strip
Soft PVC housing includes the raw material of following parts by weight: 60-80 parts of polyvinyl fluoride, acrylonitrile-butadiene-styrene (ABS) copolymerization
30-40 parts of object, 24-28 parts of polyurethane resin, 32-36 parts of epoxy resin, 4-8 parts of glass fibre, 2-3 parts of mineral wool, ceramics are fine
6-9 parts of dimension, it is 11-14 parts of calcium carbonate, 12-15 parts of graphite, 2-3 parts of polyethylene terephthalate, 1-2 parts of light stabilizer, inorganic
1-2 parts of antibacterial agent, 1-2 parts and antioxidant 1-2 parts of plasticizer, the magnetic rubber strip includes the raw material of following parts by weight: rubber
52-56 parts, 22-24 parts of magnetic powder, 12-15 parts and graphite 14-16 parts of calcium carbonate.
2. a kind of antibiotic aging-resistant seal strip for refrigerator door according to claim 1, which is characterized in that the soft PVC
The raw material of housing includes following parts by weight: 70 parts of polyvinyl fluoride, 35 parts of acrylonitrile-butadiene-styrene copolymer, and polyurethane tree
26 parts of rouge, 34 parts of epoxy resin, 6 parts of glass fibre, 2 parts of mineral wool, 7 parts of ceramic fibre, 13 parts of calcium carbonate, 14 parts of graphite, gather
2 parts of diethyl terephthalate, 1 part of light stabilizer, 2 parts of inorganic antiseptic, 2 parts and 1 part of antioxidant of plasticizer.
3. a kind of antibiotic aging-resistant seal strip for refrigerator door according to claim 1, which is characterized in that the light stabilizer is neighbour
One of hydroxy benzophenone ketone, benzotriazole, salicylic acid esters, triazines and group-substituted acrylonitrile, it is described inorganic anti-
Microbial inoculum is one of zeolite, active carbon, zinc oxide and lithium carbonate, and the plasticizer is dibutyl phthalate, adjacent benzene two
One of formic acid dicyclohexyl maleate, diisooctyl phthalate and lemon esters of gallic acid, the antioxidant are four-[3- (3 ' -5 ' -
Di-t-butyl -4 '-hydroxy phenyl)] or sodium alginate.
4. a kind of antibiotic aging-resistant seal strip for refrigerator door according to claim 1, which is characterized in that the original of the magnetic rubber strip
Material includes following parts by weight: 54 parts of rubber, 23 parts of magnetic powder, 14 parts and 15 parts of graphite of calcium carbonate.
5. a kind of preparation method of antibiotic aging-resistant seal strip for refrigerator door, which comprises the following steps:
The preparation of S1, soft PVC housing: proportionally weighing the raw material of soft PVC housing, raw material is used super
Atomizer obtains mixture after crushing and is transferred in double screw extruder and heats, and when mixture is at viscous state, will mix
Object is squeezed out by extrusion die and is cooled into soft PVC housing；
The preparation of S2, magnetic rubber strip: proportionally weighing the raw material of magnetic rubber strip, after raw material is crushed using micronizer
It is transferred in double screw extruder and heats to mixture, when mixture is at viscous state, mixture is squeezed out by extrusion die
And it is cooled into magnetic rubber strip；
S3, magnetic rubber strip is filled in soft PVC housing, and opening is welded, obtain first product；
S4, first product is immersed in 48h-56h in antimicrobial fluid, drying obtains antibiotic aging-resistant seal strip for refrigerator door after taking-up.
6. a kind of preparation method of antibiotic aging-resistant seal strip for refrigerator door according to claim 5, which is characterized in that described soft
Matter polyvinyl chloride housing is hollow structure.
7. a kind of preparation method of antibiotic aging-resistant seal strip for refrigerator door according to claim 5, which is characterized in that described anti-
Bacterium solution is the mixed liquor of silver ion solution and iodide ion solution, and the content of silver ion solution is 5%-10%, iodide ion solution
Content be 6%-10%, and the height of antimicrobial fluid be higher than first product height 3cm-4cm.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358259A (en) * | 2019-08-20 | 2019-10-22 | 南通华能新材料有限公司 | A kind of preparation process of soft transparent PVC material |
| CN110387098A (en) * | 2019-08-28 | 2019-10-29 | 长虹美菱股份有限公司 | A kind of flavouring gasket and preparation method thereof |
| CN111087902A (en) * | 2019-12-28 | 2020-05-01 | 江阴市玲珑高分子材料有限公司 | Antibacterial powder coating |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008081173A1 (en) * | 2006-12-29 | 2008-07-10 | World Minerals, Inc. | Polymer compositions comprising fluoro elastomers and expanded perlite |
| CN103524917A (en) * | 2012-07-05 | 2014-01-22 | 中国石油化工股份有限公司 | Polyvinyl chloride sealing strip composition for refrigerator |
| CN103923412A (en) * | 2014-04-04 | 2014-07-16 | 合肥美的电冰箱有限公司 | PVC (Polyvinyl Chloride) sealing strip and application thereof |
| CN106280134A (en) * | 2016-08-31 | 2017-01-04 | 合肥美菱股份有限公司 | A kind of refrigerator, refrigerator-freezer TPU elastomer gasket and preparation method thereof |
| CN107973994A (en) * | 2017-11-04 | 2018-05-01 | 滁州市新康达金属制品有限公司 | A kind of door of refrigerator press strip and preparation method thereof |
-
2018
- 2018-07-10 CN CN201810749088.5A patent/CN109054231A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008081173A1 (en) * | 2006-12-29 | 2008-07-10 | World Minerals, Inc. | Polymer compositions comprising fluoro elastomers and expanded perlite |
| CN103524917A (en) * | 2012-07-05 | 2014-01-22 | 中国石油化工股份有限公司 | Polyvinyl chloride sealing strip composition for refrigerator |
| CN103923412A (en) * | 2014-04-04 | 2014-07-16 | 合肥美的电冰箱有限公司 | PVC (Polyvinyl Chloride) sealing strip and application thereof |
| CN106280134A (en) * | 2016-08-31 | 2017-01-04 | 合肥美菱股份有限公司 | A kind of refrigerator, refrigerator-freezer TPU elastomer gasket and preparation method thereof |
| CN107973994A (en) * | 2017-11-04 | 2018-05-01 | 滁州市新康达金属制品有限公司 | A kind of door of refrigerator press strip and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴国平等: "《家用环保电冰箱制造维修手册》", 31 December 2001, 中国标准出版社 * |
| 葛涛等: "《功能性塑料母料生产技术》", 30 June 2006, 中国轻工业出版社 * |
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| CN110358259A (en) * | 2019-08-20 | 2019-10-22 | 南通华能新材料有限公司 | A kind of preparation process of soft transparent PVC material |
| CN110387098A (en) * | 2019-08-28 | 2019-10-29 | 长虹美菱股份有限公司 | A kind of flavouring gasket and preparation method thereof |
| CN111087902A (en) * | 2019-12-28 | 2020-05-01 | 江阴市玲珑高分子材料有限公司 | Antibacterial powder coating |
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Application publication date: 20181221 |