CN108120219A - Refrigerator doors and its manufacturing method - Google Patents
Refrigerator doors and its manufacturing method Download PDFInfo
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- CN108120219A CN108120219A CN201711073303.6A CN201711073303A CN108120219A CN 108120219 A CN108120219 A CN 108120219A CN 201711073303 A CN201711073303 A CN 201711073303A CN 108120219 A CN108120219 A CN 108120219A
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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
- F25D23/08—Parts formed wholly or mainly of plastics materials
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
- C08J9/0071—Nanosized fillers, i.e. having at least one dimension below 100 nanometers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0085—Use of fibrous compounding ingredients
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- 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
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
-
- 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
- C08J2400/00—Characterised by the use of unspecified polymers
-
- 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
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- 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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/10—Block- or graft-copolymers containing polysiloxane sequences
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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
- F25D2201/00—Insulation
- F25D2201/10—Insulation with respect to heat
- F25D2201/12—Insulation with respect to heat using an insulating packing material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Nanotechnology (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention discloses a kind of refrigerator doors and its manufacturing methods, the refrigerator doors include outer housing and inner housing, filling heat insulating wall between outer housing and inner housing, one side hot padding wear-resisting decorative layer of the outer housing away from inner housing, one side patch damp-proof membrane of the inner housing away from outer housing, insulating layer include following raw material：Epoxy resin, polystyrene resin, macroporous absorbent resin, nano-ceramic powder, glass fibre, ammonium polyphosphate, polycarbonate silicone copolymer, 8 oxyquinolines, carbendazim, foaming agent, waterproofing agent and stabilizer；The manufacturing method of refrigerator doors comprises the following steps：Prepare heat preservation layer sizing, heat preservation layer sizing is integrally dried in the in vivo sizing of shell, the installing of inner housing, the hot pressing of wear-resisting decorative layer, the attaching of damp-proof membrane and refrigerator doors.Refrigerator doors proposed by the present invention, wear-resisting and humidity effect is good, and excellent thermal insulation performance, service life is long, and preparation method is simple, and the thermal insulation material physicochemical properties in refrigerator doors are stablized, and thermal conductivity factor is low.
Description
Technical field
The present invention relates to refrigerator field of material technology more particularly to a kind of refrigerator doors and its manufacturing method.
Background technology
As the improvement of people's living standards, refrigerator have become for family's indispensability in people's daily life daily necessities it
One, it is made of babinet, door body, refrigeration system, electrical control system and five major part of attachment.During normal use, refrigerator
Door frequency of use highest, the operation often opened and closed, and refrigerator doors open when, the temperature difference in inside refrigerator door and outside
It is larger so that refrigerator door panel, especially inner surface easily generate water droplet, and water droplet is attached to refrigerator doors inner surface and easily grows bacterium,
The safety of food in refrigerator is influenced, while inside refrigerator door is easily mouldy, rotten under moist environment, influence refrigerator doors uses the longevity
Life.And for the heat insulation effect for improving refrigerator doors, it will usually thermal insulation material is filled in refrigerator doors, refrigerator doors use at present
Thermal insulation material is mainly polyurethane heat insulation material, but since the property of existing polyurethane heat insulation material is unstable, causes plate
Physical stability it is poor, influence heat insulation effect.Based on the shortcomings of the prior art, the present invention proposes a kind of refrigerator doors and its system
Make method.
The content of the invention
The purpose of the present invention is to solve shortcoming in the prior art, and a kind of refrigerator doors proposed and its manufacture
Method.
Refrigerator doors, including outer housing and inner housing, filling heat insulating wall between the outer housing and inner housing, and outer housing is remote
The wear-resisting decorative layer of one side hot padding from inner housing, one side patch damp-proof membrane of the inner housing away from outer housing, the insulating layer
Include the raw material of following parts by weight：36~48 parts of epoxy resin, 48~64 parts of polystyrene resin, macroporous absorbent resin 6~10
Part, 6~12 parts of nano-ceramic powder, 8~16 parts of glass fibre, 2~4 parts of ammonium polyphosphate, polycarbonate-polysiloxane copolymer 3
~6 parts, 0.5~0.8 part of 8-hydroxyquinoline, 0.3~0.5 part of carbendazim, 0.3~1.8 part of foaming agent, waterproofing agent 0.1~0.3
Part, 0.5~1.5 part of stabilizer.
Preferably, the insulating layer includes the raw material of following parts by weight：38~44 parts of epoxy resin, polystyrene resin 52
~60 parts, 6~10 parts of macroporous absorbent resin, 8~10 parts of nano-ceramic powder, 10~14 parts of glass fibre, 2~4 parts of ammonium polyphosphate,
3~6 parts of polycarbonate-polysiloxane copolymer, 0.5~0.7 part of 8-hydroxyquinoline, 0.3~0.5 part of carbendazim, foaming agent 0.5
~1.5 parts, 0.1~0.3 part of waterproofing agent, 0.8~1.2 part of stabilizer.
Preferably, the insulating layer includes the raw material of following parts by weight：40 parts of epoxy resin, 56 parts of polystyrene resin,
8 parts of macroporous absorbent resin, 9 parts of nano-ceramic powder, 12 parts of glass fibre, 3 parts of ammonium polyphosphate, polycarbonate-polysiloxane copolymerization
4.5 parts of object, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim, 1 part of foaming agent, 0.2 part of waterproofing agent, 1 part of stabilizer.
Preferably, the mass ratio of the epoxy resin, polystyrene resin and macroporous absorbent resin is 4~7：6~9：1,
It is further preferred that the mass ratio of the epoxy resin, polystyrene resin and macroporous absorbent resin is 5：7：1.
Preferably, the mass ratio of the nano-ceramic powder and glass fibre is 2~4：3~5, it is further preferred that described
The mass ratio of nano-ceramic powder and glass fibre is 3：4.
The invention also provides the manufacturing methods of refrigerator doors, comprise the following steps：
S1, according to 36~48 parts of epoxy resin, 48~64 parts of polystyrene resin, 6~10 parts of macroporous absorbent resin, nano ceramics
6~12 parts of powder, 8~16 parts of glass fibre, 2~4 parts of ammonium polyphosphate, 3~6 parts of polycarbonate-polysiloxane copolymer, 8- hydroxyls
0.5~0.8 part of quinoline, 0.3~0.5 part of carbendazim, 0.3~1.8 part of foaming agent, 0.1~0.3 part of waterproofing agent, stabilizer 0.5~
1.5 parts of proportion weighs raw material, spare；
S2, epoxy resin, polystyrene resin and macroporous absorbent resin are heated and melted, be stirred, be uniformly mixed to obtain resin
Sizing material；
S3,8-hydroxyquinoline, carbendazim, ammonium polyphosphate, polycarbonate-polysiloxane copolymerization are sequentially added into resin sizing material
Object, waterproofing agent and stabilizer continue to be stirred, to be mixed uniformly to disperse nano-ceramic powder, glass fibre and foaming agent afterwards,
Continue to be stirred, it is to be mixed uniform to keep the temperature layer sizing；
S4, heat preservation layer sizing is injected into the groove of outer housing, and is foamed, drying and processing, then by inner housing with filling out
The outer housing for filling heat preservation layer sizing is fixed, then in one side hot padding wear-resisting decorative layer of the outer housing away from inner housing, in inner casing
One side patch damp-proof membrane of the body away from outer housing, then drying and processing is carried out by whole, room temperature is cooled to up to refrigerator doors.
Compared with prior art, technical solution of the present invention has the beneficial effect that：Refrigerator doors proposed by the present invention, it is wear-resisting and resistance to
Moist effect is good, and excellent thermal insulation performance, service life is long, and preparation method is simple, and the thermal insulation material physical chemistry in refrigerator doors
Property is stablized, and thermal conductivity factor is low；Increase that property is stable, insulating layer of high insulating effect is to protect on the basis of base house structure
The Cryogenic air in refrigerator is demonstrate,proved not to and to external diffusion, improves heat-insulating property, while coordinates damp-proof membrane and wear-resisting decorative layer
Design, can improve wear-resisting, the humidity resistance of refrigerator doors, wet environment or external force is avoided to be damaged caused by refrigerator doors, extend
The service life of refrigerator doors, and insulating layer is compounded with epoxy resin, polystyrene resin and macroporous absorbent resin, then
Nano-ceramic powder, the glass fibre of rational proportion are filled to enhance the heat-insulating property of insulating layer, reduces thermal conductivity factor, while poly- phosphorus
The addition of sour ammonium, polycarbonate-polysiloxane copolymer, 8-hydroxyquinoline 0.5~and carbendazim can also improve insulating layer
Flame retardant property and anti-microbial property, further improve the tolerance of insulating layer use environment, make it that can also protect in wet condition
Excellent stability is held, and then ensures the heat-insulating property of insulating layer, extends the service life of refrigerator doors, in addition, the present invention
It also proposed a kind of method of manufacture refrigerator doors easy to operate.
Description of the drawings
Fig. 1 is the structure diagram of refrigerator doors proposed by the present invention.
In figure, 1, outer housing, 2, inner housing, 3, insulating layer, 4, wear-resisting decorative layer, 5, damp-proof membrane.
Specific embodiment
The present invention is made with reference to specific embodiment further to explain.
Embodiment one
Refrigerator doors proposed by the present invention, including outer housing（1）And inner housing（2）, the outer housing（1）And inner housing（2）Between
Filling heat insulating wall（3）, and outer housing（1）Away from inner housing（2）The wear-resisting decorative layer of one side hot padding（4）, the inner housing（2）
Away from outer housing（1）One side patch damp-proof membrane（5）, the insulating layer（3）Include the raw material of following parts by weight：Epoxy resin 40
Part, 56 parts of polystyrene resin, 8 parts of macroporous absorbent resin, 9 parts of nano-ceramic powder, 12 parts of glass fibre, 3 parts of ammonium polyphosphate are gathered
4.5 parts of polycarbonate-polysiloxane copolymer, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim, 1 part of foaming agent, 0.2 part of waterproofing agent,
1 part of stabilizer；
Its manufacturing method comprises the following steps：
S1, according to 40 parts of epoxy resin, 56 parts of polystyrene resin, 8 parts of macroporous absorbent resin, 9 parts of nano-ceramic powder, glass fibers
12 parts of dimension, 3 parts of ammonium polyphosphate, 4.5 parts of polycarbonate-polysiloxane copolymer, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim,
1 part of foaming agent, 0.2 part of waterproofing agent, the proportion that 1 part of stabilizer weighs raw material, spare；
S2, epoxy resin, polystyrene resin and macroporous absorbent resin are heated and melted, be stirred, be uniformly mixed to obtain resin
Sizing material；
S3,8-hydroxyquinoline, carbendazim, ammonium polyphosphate, polycarbonate-polysiloxane copolymerization are sequentially added into resin sizing material
Object, waterproofing agent and stabilizer continue to be stirred, to be mixed uniformly to disperse nano-ceramic powder, glass fibre and foaming agent afterwards,
Continue to be stirred, it is to be mixed uniform to keep the temperature layer sizing；
S4, heat preservation layer sizing is injected into the groove of outer housing 1, and is foamed, drying and processing, then by inner housing 2 with
The outer housing 1 for filling heat preservation layer sizing is fixed, then in the wear-resisting decorative layer 4 of one side hot padding of the outer housing 1 away from inner housing 2,
Damp-proof membrane 5 is pasted in one side of the inner housing 2 away from outer housing 1, then drying and processing is carried out by whole, is cooled to room temperature up to refrigerator
Door.
Embodiment two
Refrigerator doors proposed by the present invention including outer housing 1 and inner housing 2, fill heat preservation between the outer housing 1 and inner housing 2
Layer 3, and the wear-resisting decorative layer 4 of one side hot padding of the outer housing 1 away from inner housing 2, the one side of the inner housing 2 away from outer housing 1
Damp-proof membrane 5 is pasted, the insulating layer 3 includes the raw material of following parts by weight：44 parts of epoxy resin, 60 parts of polystyrene resin, macropore
Adsorb 10 parts of resin, 10 parts of nano-ceramic powder, 10 parts of glass fibre, 4 parts of ammonium polyphosphate, polycarbonate-polysiloxane copolymer 6
Part, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim, 1.2 parts of foaming agent, 0.2 part of waterproofing agent, 1 part of stabilizer；
Its manufacturing method comprises the following steps：
S1, according to 44 parts of epoxy resin, 60 parts of polystyrene resin, 10 parts of macroporous absorbent resin, 10 parts of nano-ceramic powder, glass
10 parts of fiber, 4 parts of ammonium polyphosphate, 6 parts of polycarbonate-polysiloxane copolymer, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim,
1.2 parts of foaming agent, 0.2 part of waterproofing agent, the proportion that 1 part of stabilizer weighs raw material, spare；
S2, epoxy resin, polystyrene resin and macroporous absorbent resin are heated and melted, be stirred, be uniformly mixed to obtain resin
Sizing material；
S3,8-hydroxyquinoline, carbendazim, ammonium polyphosphate, polycarbonate-polysiloxane copolymerization are sequentially added into resin sizing material
Object, waterproofing agent and stabilizer continue to be stirred, to be mixed uniformly to disperse nano-ceramic powder, glass fibre and foaming agent afterwards,
Continue to be stirred, it is to be mixed uniform to keep the temperature layer sizing；
S4, heat preservation layer sizing is injected into the groove of outer housing 1, and is foamed, drying and processing, then by inner housing 2 with
The outer housing 1 for filling heat preservation layer sizing is fixed, then in the wear-resisting decorative layer 4 of one side hot padding of the outer housing 1 away from inner housing 2,
Damp-proof membrane 5 is pasted in one side of the inner housing 2 away from outer housing 1, then drying and processing is carried out by whole, is cooled to room temperature up to refrigerator
Door.
It is real that embodiment one, embodiment two and the commercially available refrigerator doors containing polyurethane heat insulation material are carried out with heat preservation respectively
It tests, and initial temperature is -25 DEG C, detects the temperature of environment as 25 DEG C, it is as a result as follows：
| Embodiment one | Embodiment two | It is commercially available | |
| Temperature DEG C after 6h | -24.3 | -23.6 | -20.4 |
| Temperature DEG C after 10h | -22.9 | -21.4 | -18.6 |
| Temperature DEG C after for 24 hours | -21.7 | -20.8 | -15.7 |
Thermal insulation material in embodiment one, embodiment two and the commercially available refrigerator doors containing polyurethane heat insulation material is carried out fire-retardant
Level estimate and Determination of conductive coefficients, it is as a result as follows：
| Embodiment one | Embodiment two | It is commercially available | |
| Thermal conductivity factor W/（m·K） | 0.029 | 0.031 | 0.068 |
| Flame retardant rating | V1 | V1 | V2 |
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its invention
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. refrigerator doors, including outer housing（1）And inner housing（2）, which is characterized in that the outer housing（1）And inner housing（2）Between
Filling heat insulating wall（3）, and outer housing（1）Away from inner housing（2）The wear-resisting decorative layer of one side hot padding（4）, the inner housing（2）
Away from outer housing（1）One side patch damp-proof membrane（5）, the insulating layer（3）Include the raw material of following parts by weight：Epoxy resin 36~
48 parts, 48~64 parts of polystyrene resin, 6~10 parts of macroporous absorbent resin, 6~12 parts of nano-ceramic powder, glass fibre 8~16
Part, 2~4 parts of ammonium polyphosphate, 3~6 parts of polycarbonate-polysiloxane copolymer, 0.5~0.8 part of 8-hydroxyquinoline, carbendazim
0.3~0.5 part, 0.3~1.8 part of foaming agent, 0.1~0.3 part of waterproofing agent, 0.5~1.5 part of stabilizer.
2. refrigerator doors according to claim 1, which is characterized in that the insulating layer（3）Include the raw material of following parts by weight：
38~44 parts of epoxy resin, 52~60 parts of polystyrene resin, 6~10 parts of macroporous absorbent resin, 8~10 parts of nano-ceramic powder,
10~14 parts of glass fibre, 2~4 parts of ammonium polyphosphate, 3~6 parts of polycarbonate-polysiloxane copolymer, 8-hydroxyquinoline 0.5~
0.7 part, 0.3~0.5 part of carbendazim, 0.5~1.5 part of foaming agent, 0.1~0.3 part of waterproofing agent, 0.8~1.2 part of stabilizer.
3. refrigerator doors according to claim 1, which is characterized in that the insulating layer（3）Include the raw material of following parts by weight：
40 parts of epoxy resin, 56 parts of polystyrene resin, 8 parts of macroporous absorbent resin, 9 parts of nano-ceramic powder, 12 parts of glass fibre, poly- phosphorus
Sour 3 parts of ammonium, 4.5 parts of polycarbonate-polysiloxane copolymer, 0.6 part of 8-hydroxyquinoline, 0.4 part of carbendazim, 1 part of foaming agent are prevented
0.2 part of aqua, 1 part of stabilizer.
4. refrigerator doors according to claim 1, which is characterized in that the epoxy resin, polystyrene resin and macropore are inhaled
The mass ratio of attached resin is 4~7：6~9：1.
5. refrigerator doors according to claim 1, which is characterized in that the mass ratio of the nano-ceramic powder and glass fibre is
2~4：3~5.
6. the manufacturing method of refrigerator doors, which is characterized in that comprise the following steps：
S1, according to 36~48 parts of epoxy resin, 48~64 parts of polystyrene resin, 6~10 parts of macroporous absorbent resin, nano ceramics
6~12 parts of powder, 8~16 parts of glass fibre, 2~4 parts of ammonium polyphosphate, 3~6 parts of polycarbonate-polysiloxane copolymer, 8- hydroxyls
0.5~0.8 part of quinoline, 0.3~0.5 part of carbendazim, 0.3~1.8 part of foaming agent, 0.1~0.3 part of waterproofing agent, stabilizer 0.5~
1.5 parts of proportion weighs raw material, spare；
S2, epoxy resin, polystyrene resin and macroporous absorbent resin are heated and melted, be stirred, be uniformly mixed to obtain resin
Sizing material；
S3,8-hydroxyquinoline, carbendazim, ammonium polyphosphate, polycarbonate-polysiloxane copolymerization are sequentially added into resin sizing material
Object, waterproofing agent and stabilizer continue to be stirred, to be mixed uniformly to disperse nano-ceramic powder, glass fibre and foaming agent afterwards,
Continue to be stirred, it is to be mixed uniform to keep the temperature layer sizing；
S4, heat preservation layer sizing is injected into outer housing（1）Groove in, and foamed, drying and processing, then by inner housing
（2）Outer housing with filling heat preservation layer sizing（1）It is fixed, then in outer housing（1）Away from inner housing（2）One side hot padding it is resistance to
Grind decorative layer（4）, in inner housing（2）Away from outer housing（1）One side patch damp-proof membrane（5）, then drying and processing will be integrally carried out, it is cold
But room temperature is arrived up to refrigerator doors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073303.6A CN108120219A (en) | 2018-03-11 | 2018-03-11 | Refrigerator doors and its manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711073303.6A CN108120219A (en) | 2018-03-11 | 2018-03-11 | Refrigerator doors and its manufacturing method |
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| CN108120219A true CN108120219A (en) | 2018-06-05 |
Family
ID=62228392
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711073303.6A Pending CN108120219A (en) | 2018-03-11 | 2018-03-11 | Refrigerator doors and its manufacturing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109367185A (en) * | 2018-09-06 | 2019-02-22 | 滁州市协众家电配件有限公司 | A kind of refrigerator doors backboard that soundproof effect is good and its moulding process |
| CN111037833A (en) * | 2019-12-24 | 2020-04-21 | 安徽艾普智能装备有限公司 | Production method of refrigerator door body |
| CN113108542A (en) * | 2021-05-12 | 2021-07-13 | 滁州市新康达金属制品有限公司 | Processing method of side-by-side combination door plate of refrigerator |
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| CN113108542A (en) * | 2021-05-12 | 2021-07-13 | 滁州市新康达金属制品有限公司 | Processing method of side-by-side combination door plate of refrigerator |
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