CN107021780A - A kind of refrigerator sound-insulating material and preparation method - Google Patents
A kind of refrigerator sound-insulating material and preparation method Download PDFInfo
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- CN107021780A CN107021780A CN201710200285.7A CN201710200285A CN107021780A CN 107021780 A CN107021780 A CN 107021780A CN 201710200285 A CN201710200285 A CN 201710200285A CN 107021780 A CN107021780 A CN 107021780A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/045—Polyalkenes
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
-
- 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
- F25D2201/30—Insulation with respect to sound
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention belongs to insulation material processing technique field there is provided a kind of refrigerator sound-insulating material and preparation method, sound-insulating material includes the raw material of following parts by weight：28 45 parts of polypropylene resin composite, nano-TiO20.3 0.9 parts of 1.4 3.0 parts, ceramic 1.0 2.0 parts of cotton fiber, 15 30 parts of diatomite, 27 parts of Zirconium powder, 6 12 parts of expanded perlite, 5 14 parts of wood fibre, 29 parts of carbon foam, 37 parts of sodium methyl silicate and hydrophober.Refrigerator sound-insulating material is made by pretreatment, drying, crushing, ball milling, mixing, shaping in raw material.Sound-insulating material of the present invention can effectively completely cut off various noises, and index can reach less than 36 decibels between can reaching its daytime, and night index can reach less than 32 decibels.
Description
Technical field
The invention belongs to insulation material processing technique field, in particular it relates to a kind of refrigerator sound-insulating material and system
Preparation Method.
Background technology
Refrigerator, also known as ice bucket, are developed, definite functions by " the ice mirror " of ancient times, can preserve food, can distribute cold again
Gas, makes indoor nice and cool.Indispensable a kind of electrical equipment in modern life is had become, with the raising of quality of the life,
People also improve therewith to the performance requirement of refrigerator.Noise, noise main source are produced in refrigerator running to some extent
In compressor, the life to people causes a certain degree of interference.The generation for reducing noise on the one hand can be from improving compressor
Source Deng production noise equipment is started with, and on the one hand can be started with from the approach of blocking noise transmission.
The present invention starts with from the insulation material of refrigerator, and researching and developing a kind of existing heat-insulating property again can be with the insulation material of sound insulation.
Sound-insulating investigation of materials at present applied to refrigerator is less.
The content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of refrigerator sound-insulating material, make insulation
The existing heat insulation effect of material has soundproof effect again.
A kind of refrigerator sound-insulating material provided according to an aspect of the present invention, refrigerator sound-insulating material bag
Include the raw material of following parts by weight：28-45 parts of polypropylene resin composite, nano-TiO21.4-3.0 part, ceramic cotton fiber 1.0-
2.0 parts, 15-30 parts of diatomite, 2-7 parts of Zirconium powder, 6-12 parts of expanded perlite, 5-14 parts of wood fibre, carbon foam 2-9
0.3-0.9 parts of part, 3-7 parts of sodium methyl silicate and hydrophober.
Preferably, polypropylene resin composite 29-35 parts, nano-TiO21.6-2.0 parts, ceramic 1.5-1.8 parts of cotton fiber,
16-23 parts of diatomite, 4-6 parts of Zirconium powder, 8-11 parts of expanded perlite, 6-12 parts of wood fibre, 3-7 parts of carbon foam, first
0.4-0.8 parts of 4-6 parts of base sodium metasilicate and hydrophober.
Preferably, 30 parts of polypropylene resin composite, nano-TiO21.8 parts, ceramic 1.6 parts of cotton fiber, 18 parts of diatomite,
5 parts of Zirconium powder, 9 parts of expanded perlite, 11 parts of wood fibre, 6 parts of carbon foam, 5 parts of sodium methyl silicate and hydrophober 0.6
Part.
Preferably, the hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
Preferably, the polypropylene resin composite is made up of acrylic resin and expanded resin beads.
Preferably, the expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 2-5：1 ratio is mutually mediated, and is formed and is mediated mixing
Thing；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
Preferably, the step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is resin particle quality
3-10%。
A kind of preparation method for refrigerator sound-insulating material that one aspect of the present invention is provided, the sound-insulating material
Preparation method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：1-3 adds
Water is poured into after mould molding, 1d after stirring and is stripped, and conserves dried after 7-15d at normal temperatures, produce sound-insulating material.
Compared with prior art, the present invention has following beneficial effect：
（1）Sound-insulating material of the present invention can effectively completely cut off various noises, and index can reach 36 decibels between can reaching its daytime
Hereinafter, night index can reach less than 32 decibels；
（2）Sodium methyl silicate is added in sound-insulating material by the present invention, and material can be made to have preferable water resistance.Methyl
Sodium metasilicate is a kind of novel rigid architectural waterproof material, with good penetrant crystalline.Silanol base in its molecular structure with
Silanol base reaction dehydrated crosslinking in silicate material, so as to realize the excellent water-repellent layer of " anti-capillary effect " formation, simultaneously
With microdilatancy, increase compactness function；
（3）Nano-TiO of the present invention2, can with very high chemical stability, heat endurance with most valuable optical property
Sound-insulating material is set to keep the thermal conductivity factor relatively stablized；
（4）The expanded perlite that the present invention is added be it is a kind of it is nontoxic, tasteless, non-ignitable, be stale-proof, acid and alkali-resistance, insulation, sound-insulating and heat-insulating,
Inside is in alveolate texture product, is by material from acidic volcanic glass matter lava（Perlite）Through broken, certain particle size is sized to, then pass through
Preheating, a kind of white or the high-quality heat-insulating material of light color being made in 1400 DEG C of high temperature above delay sintering, can with not
Such as hydrophobic pearlite warming plate, perlite abatvoix, partition plate, fire-proof plate is made in same cementitious matter.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.
A kind of refrigerator sound-insulating material provided according to an aspect of the present invention, refrigerator sound-insulating material bag
Include the raw material of following parts by weight：28-45 parts of polypropylene resin composite, nano-TiO21.4-3.0 part, ceramic cotton fiber 1.0-
2.0 parts, 15-30 parts of diatomite, 2-7 parts of Zirconium powder, 6-12 parts of expanded perlite, 5-14 parts of wood fibre, carbon foam 2-9
0.3-0.9 parts of part, 3-7 parts of sodium methyl silicate and hydrophober.
Sodium methyl silicate is a kind of novel rigid architectural waterproof material, with good penetrant crystalline.Its molecular structure
In silanol base and silicate material in silanol base reaction dehydrated crosslinking, so as to realize that " anti-capillary effect " formation is excellent
Water-repellent layer, while having microdilatancy, increase compactness function.Sodium methyl silicate is added in sound-insulating material, material can be made
Material has preferable water resistance.
Nano-TiO2With most valuable optical property, with very high chemical stability, heat endurance, sound insulation can be made
Insulation material keeps the thermal conductivity factor relatively stablized.
Expanded perlite be it is a kind of it is nontoxic, tasteless, non-ignitable, be stale-proof, acid and alkali-resistance, insulation, sound-insulating and heat-insulating, inside is in cellular
Infrastructure product, is by material from acidic volcanic glass matter lava（Perlite）Through broken, certain particle size is sized to, then it is preheated, 1400
DEG C high temperature above delay sintering and a kind of white or the high-quality heat-insulating material of light color being made, can match somebody with somebody from different cementitious matters
Such as hydrophobic pearlite warming plate, perlite abatvoix, partition plate, fire-proof plate is made.
Preferably, the hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
Preferably, the polypropylene resin composite is made up of acrylic resin and expanded resin beads.Expanded bead contains
There is the substantial amounts of closed-cell defined by the hole wall for constituting bead, make acrylic resin that there is preferable heat-insulated and sound insulation value.
Preferably, the expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 2-5：1 ratio is mutually mediated, and is formed and is mediated mixing
Thing；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
Preferably, the step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is resin particle quality
3-10%。
A kind of preparation method for refrigerator sound-insulating material that one aspect of the present invention is provided, the sound-insulating material
Preparation method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：1-3 adds
Water is poured into after mould molding, 1d after stirring and is stripped, and conserves dried after 7-15d at normal temperatures, produce sound-insulating material.
Embodiment 1
A kind of refrigerator sound-insulating material that the present embodiment is provided, the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：45 parts of polypropylene resin composite, nano-TiO21.4 parts, ceramic 2.0 parts of cotton fiber, 15 parts of diatomite, zirconium oxide
0.3 part of 7 parts of powder, 6 parts of expanded perlite, 14 parts of wood fibre, 2 parts of carbon foam, 7 parts of sodium methyl silicate and hydrophober.
The hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
The polypropylene resin composite is made up of acrylic resin and expanded resin beads.
The expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 5：1 ratio is mutually mediated, and forms kneaded mixture；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
The step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is the 3% of resin particle quality.
A kind of preparation method for refrigerator sound-insulating material that the present embodiment is provided, the preparation of the sound-insulating material
Method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：3 add water
Pour into after mould molding, 1d and be stripped after stirring, conserve dried after 7d at normal temperatures, produce sound-insulating material.
Embodiment 2
A kind of refrigerator sound-insulating material that the present embodiment is provided, the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：28 parts of polypropylene resin composite, nano-TiO23.0 parts, ceramic 1.0 parts of cotton fiber, 30 parts of diatomite, zirconium oxide
0.9 part of 2 parts of powder, 12 parts of expanded perlite, 5 parts of wood fibre, 9 parts of carbon foam, 3 parts of sodium methyl silicate and hydrophober.
The hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
The polypropylene resin composite is made up of acrylic resin and expanded resin beads.
The expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 2：1 ratio is mutually mediated, and forms kneaded mixture；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
The step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is the 10% of resin particle quality.
A kind of preparation method for refrigerator sound-insulating material that the present embodiment is provided, the preparation of the sound-insulating material
Method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：1 adds water
Pour into after mould molding, 1d and be stripped after stirring, conserve dried after 15d at normal temperatures, produce sound-insulating material.
Embodiment 3
A kind of refrigerator sound-insulating material that the present embodiment is provided, the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：35 parts of polypropylene resin composite, nano-TiO21.6 parts, ceramic 1.8 parts of cotton fiber, 16 parts of diatomite, zirconium oxide
0.4 part of 6 parts of powder, 8 parts of expanded perlite, 12 parts of wood fibre, 3 parts of carbon foam, 6 parts of sodium methyl silicate and hydrophober.
The hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
The polypropylene resin composite is made up of acrylic resin and expanded resin beads.
The expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 3：1 ratio is mutually mediated, and forms kneaded mixture；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
The step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is the 6% of resin particle quality.
A kind of preparation method for refrigerator sound-insulating material that the present embodiment is provided, the preparation of the sound-insulating material
Method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：2 add water
Pour into after mould molding, 1d and be stripped after stirring, conserve dried after 9d at normal temperatures, produce sound-insulating material.
Embodiment 4
A kind of refrigerator sound-insulating material that the present embodiment is provided, the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：29 parts of polypropylene resin composite, nano-TiO22.0 parts, ceramic 1.5 parts of cotton fiber, 23 parts of diatomite, zirconium oxide
0.8 part of 4 parts of powder, 11 parts of expanded perlite, 6 parts of wood fibre, 7 parts of carbon foam, 4 parts of sodium methyl silicate and hydrophober.
The hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
The polypropylene resin composite is made up of acrylic resin and expanded resin beads.
The expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 4：1 ratio is mutually mediated, and forms kneaded mixture；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
The step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is the 3-10% of resin particle quality.
A kind of preparation method for refrigerator sound-insulating material that the present embodiment is provided, the preparation of the sound-insulating material
Method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：2 add water
Pour into after mould molding, 1d and be stripped after stirring, conserve dried after 11d at normal temperatures, produce sound-insulating material.
Embodiment 5
A kind of refrigerator sound-insulating material that the present embodiment is provided, the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：30 parts of polypropylene resin composite, nano-TiO21.8 parts, ceramic 1.6 parts of cotton fiber, 18 parts of diatomite, zirconium oxide
0.6 part of 5 parts of powder, 9 parts of expanded perlite, 11 parts of wood fibre, 6 parts of carbon foam, 5 parts of sodium methyl silicate and hydrophober.
The hydrophober is one or both of polysiloxanes powder or methyl silicon sodium alcoholate mixture.
The polypropylene resin composite is made up of acrylic resin and expanded resin beads.
The expanded resin beads preparation method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 4：1 ratio is mutually mediated, and forms kneaded mixture；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
The step（3）Middle organic peroxide is di-tert-butyl peroxide, and consumption is the 3-10% of resin particle quality.
A kind of preparation method for refrigerator sound-insulating material that the present embodiment is provided, the preparation of the sound-insulating material
Method is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wood
Matter fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：2 add water
Pour into after mould molding, 1d and be stripped after stirring, conserve dried after 12d at normal temperatures, produce sound-insulating material.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned specific
Embodiment, those skilled in the art can make various deformations or amendments within the scope of the claims, and this has no effect on this
The substantive content of invention.
Claims (8)
1. a kind of refrigerator sound-insulating material, it is characterised in that the refrigerator includes following parts by weight with sound-insulating material
Several raw materials：28-45 parts of polypropylene resin composite, nano-TiO21.4-3.0 parts, ceramic 1.0-2.0 parts of cotton fiber, diatomite
15-30 parts, 2-7 parts of Zirconium powder, 6-12 parts of expanded perlite, 5-14 parts of wood fibre, 2-9 parts of carbon foam, methane-siliconic acid
0.3-0.9 parts of 3-7 parts of sodium and hydrophober.
2. refrigerator according to claim 1 sound-insulating material, it is characterised in that：Refrigerator sound-insulating material
Include the raw material of following parts by weight：29-35 parts of polypropylene resin composite, nano-TiO21.6-2.0 parts, ceramic cotton fiber
1.5-1.8 parts, 16-23 parts of diatomite, 4-6 parts of Zirconium powder, 8-11 parts of expanded perlite, 6-12 parts of wood fibre, carbon bubble
0.4-0.8 parts of 3-7 parts of foam, 4-6 parts of sodium methyl silicate and hydrophober.
3. refrigerator according to claim 1 sound-insulating material, it is characterised in that：Refrigerator sound-insulating material
Include the raw material of following parts by weight：30 parts of polypropylene resin composite, nano-TiO21.8 parts, ceramic 1.6 parts of cotton fiber, silicon
18 parts of diatomaceous earth, 5 parts of Zirconium powder, 9 parts of expanded perlite, 11 parts of wood fibre, 6 parts of carbon foam, 5 parts of sodium methyl silicate and hate
0.6 part of aqua.
4. refrigerator according to claim 1 sound-insulating material, it is characterised in that：The hydrophober is polysiloxane powder
One or both of end or methyl silicon sodium alcoholate mixture.
5. refrigerator according to claim 1 sound-insulating material, it is characterised in that：The polypropylene resin composite by
Acrylic resin and expanded resin beads composition.
6. refrigerator according to claim 5 sound-insulating material, it is characterised in that：The expanded resin beads preparation side
Method is as follows：
Step（1）：By acrylic resin and thermoplastic polymer by weight 2-5：1 ratio is mutually mediated, and is formed and is mediated mixing
Thing；
Step（2）：It is molded by comminutor, the kneaded mixture is processed as resin particle；
Step（3）：Use organic peroxide process step（2）The resin particle, surface modification is carried out to the resin particle；
Step（4）：To the step（3）The resin particle that surface was modified carries out foaming processing, obtains expanded bead.
7. refrigerator according to claim 6 sound-insulating material, it is characterised in that：The step（3）Middle organic peroxy
Compound is di-tert-butyl peroxide, and consumption is the 3-10% of resin particle quality.
8. the preparation method of the refrigerator sound-insulating material according to claim any one of 1-7, it is characterised in that：It is described
The preparation method of sound-insulating material is as follows：
Step（1）：Pretreatment of raw material：By nano-TiO2, it is ceramic cotton fiber, diatomite, Zirconium powder, expanded perlite, wooden
Fiber and carbon foam are dried, crushed respectively, ball milling, cross 50 mesh sieves, obtain mixture A, standby；
Step（2）：Polypropylene resin composite, sodium methyl silicate and hydrophober are sequentially added in mixture A, are well mixed,
Obtain compound B；
Step（3）：Shaping and maintenance：By step（2）Gained compound B compares 1 by compound and water quality at normal temperatures：1-3 adds
Water is poured into after mould molding, 1d after stirring and is stripped, and conserves dried after 7-15d at normal temperatures, produce sound-insulating material.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107936366A (en) * | 2017-11-04 | 2018-04-20 | 滁州市新康达金属制品有限公司 | A kind of refrigerator case material and preparation method thereof |
| CN110371448A (en) * | 2019-07-04 | 2019-10-25 | 娄运军 | Heat preservation food packing box and preparation method thereof |
Citations (5)
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| CN101768319A (en) * | 2009-12-29 | 2010-07-07 | 丹阳市华东工程塑料有限公司 | High-toughness polypropylene foamed plate for externally packaging steel coil and preparation method thereof |
| CN103723982A (en) * | 2013-12-12 | 2014-04-16 | 青岛无为保温材料有限公司 | Inorganic, insulating, and energy-saving slurry |
| CN105175887A (en) * | 2015-07-29 | 2015-12-23 | 绵阳市盛宇新材料有限公司 | Preparation method for enhanced thermal insulation modified plastic capable of secondary processing |
| CN105858637A (en) * | 2016-04-12 | 2016-08-17 | 西南林业大学 | Macro-porous foam carbon Rasching ring packing for packed tower, and preparation method thereof |
| CN106242364A (en) * | 2016-08-01 | 2016-12-21 | 太仓顺如成建筑材料有限公司 | A kind of fire preventing and heat insulating building material |
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| CN101768319A (en) * | 2009-12-29 | 2010-07-07 | 丹阳市华东工程塑料有限公司 | High-toughness polypropylene foamed plate for externally packaging steel coil and preparation method thereof |
| CN103723982A (en) * | 2013-12-12 | 2014-04-16 | 青岛无为保温材料有限公司 | Inorganic, insulating, and energy-saving slurry |
| CN105175887A (en) * | 2015-07-29 | 2015-12-23 | 绵阳市盛宇新材料有限公司 | Preparation method for enhanced thermal insulation modified plastic capable of secondary processing |
| CN105858637A (en) * | 2016-04-12 | 2016-08-17 | 西南林业大学 | Macro-porous foam carbon Rasching ring packing for packed tower, and preparation method thereof |
| CN106242364A (en) * | 2016-08-01 | 2016-12-21 | 太仓顺如成建筑材料有限公司 | A kind of fire preventing and heat insulating building material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107936366A (en) * | 2017-11-04 | 2018-04-20 | 滁州市新康达金属制品有限公司 | A kind of refrigerator case material and preparation method thereof |
| CN110371448A (en) * | 2019-07-04 | 2019-10-25 | 娄运军 | Heat preservation food packing box and preparation method thereof |
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