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CN106674804A - Light-weight high-toughness PVC foamed trough plate for display panel - Google Patents

Light-weight high-toughness PVC foamed trough plate for display panel Download PDF

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Publication number
CN106674804A
CN106674804A CN201611132636.7A CN201611132636A CN106674804A CN 106674804 A CN106674804 A CN 106674804A CN 201611132636 A CN201611132636 A CN 201611132636A CN 106674804 A CN106674804 A CN 106674804A
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parts
neutrality
zeolite powder
bombax cotton
pretreatment
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CN201611132636.7A
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刘红兵
江家宗
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Anhui Youlipu Polytron Technologies Inc
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Anhui Youlipu Polytron Technologies Inc
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00Compositions 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
    • C08L27/02Compositions 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
    • C08L27/04Compositions 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
    • C08L27/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/14Applications used for foams
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/14Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16Fibres; Fibrils

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

The invention discloses a light-weight high-toughness PVC foamed trough plate for a display panel. The trough plate comprises the following raw materials in parts by weight: 50-70 parts of PVC resin, 4-8 parts of polytetrafluoroethylene, 4-10 parts of polypropylene, 0.8-1.2 parts of dibenzoyl peroxide, 1.5-2.5 parts of 2-thiol benzimidazole, 0.3-0.9 part of pyromellitic dianhydride, 1.5-2.5 parts of coal tar, 0.4-1 part of dibutyl phthalate, 1.5-2.5 parts of stearic acid, 1-2 parts of triphenyl phosphate, 0.4-1 part of disproportionated rosin, 4-8 parts of ceramic microspheres, 4-8 parts of polyamide fibers, 3-7 parts of glass beads, 20-30 parts of zeolite power compound kapok fibers, 4-8 parts of a silane coupling agent KH550, 6-10 parts of white carbon black, 4-8 parts of magnesium hydroxide, 3-7 parts of a foaming agent, 1.5-2.5 parts of an ultraviolet absorbent and 1-2 parts of an anti-aging agent.

Description

A kind of panel light weight high tenacity PVC foam frid
Technical field
The present invention relates to PVC technical fields, more particularly to a kind of panel light weight high tenacity PVC foam frid.
Background technology
Panel is generally fixed to display on wall or display rack, for display or the article of sale.In prior art, exhibition Plate is a big plate, and suspension groove is provided with panel, and article is suspended on suspension groove by suspender, due to PVC foam frid quality It is light and pliability is good, it is widely used in panel, but the hardness of traditional PVC foam frid is relatively low, although there is higher-strength PVC foam plate, but heavier mass, can not meet panel wall hanging requirement, and it easily drops, and how to make a kind of light weight, and resistance to Good, the panel current technical issues that need to address of light weight high tenacity PVC foam frid cost of good toughness of mill property.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of panel light weight high tenacity PVC foam groove Plate, light weight, and wearability are good, good toughness.
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees Fat 50-70 parts, politef 4-8 parts, polypropylene 4-10 parts, dibenzoyl peroxide 0.8-1.2 parts, 2- mercaptos benzene a pair of horses going side by side miaow Azoles 1.5-2.5 parts, pyromellitic dianhydride 0.3-0.9 parts, coal tar 1.5-2.5 parts, dibutyl phthalate 0.4-1 parts, firmly Fat acid 1.5-2.5 parts, triphenyl phosphate 1-2 parts, disproportionated rosin 0.4-1 parts, ceramic microsphere 4-8 parts, Fypro 4-8 parts, Glass microballoon 3-7 parts, the compound bombax cotton 20-30 parts of zeolite powder, Silane coupling agent KH550 4-8 parts, white carbon 6-10 parts, hydrogen Magnesium oxide 4-8 parts, foaming agent 3-7 parts, UV absorbent 1.5-2.5 part, age resistor 1-2 parts.
Preferably, polyvinyl chloride resin, politef, polypropylene, dibenzoyl peroxide, 2- mercapto benzimidazoles, equal benzene The weight ratio of tetracarboxylic acid anhydride is 55-65:5-7:6-8:0.9-1.1:1.8-2.2:0.5-0.7.
Preferably, ceramic microsphere, Fypro, glass microballoon, zeolite powder compound bombax cotton, silane coupler The weight ratio of KH550 is 5-7:5-7:4-6:22-28:5-7.
Preferably, its raw material includes by weight:Polyvinyl chloride resin 55-65 parts, politef 5-7 parts, polypropylene 6-8 parts, Dibenzoyl peroxide 0.9-1.1 parts, 2- mercapto benzimidazole 1.8-2.2 parts, pyromellitic dianhydride 0.5-0.7 parts, coal tar Oily 1.8-2.2 parts, dibutyl phthalate 0.6-0.8 parts, stearic acid 1.8-2.2 parts, triphenyl phosphate 1.2-1.8 parts, discrimination Change Colophonium 0.6-0.8 parts, ceramic microsphere 5-7 parts, Fypro 5-7 parts, glass microballoon 4-6 parts, the compound kapok of zeolite powder is fine Dimension 22-28 parts, Silane coupling agent KH550 5-7 parts, white carbon 7-9 parts, magnesium hydroxide 5-7 parts, foaming agent 4-6 parts, ultraviolet Absorbent 1.8-2.2 parts, age resistor 1.2-1.8 parts.
Preferably, the compound bombax cotton of zeolite powder is prepared using following technique:Bombax cotton, salpeter solution are heated up and stirred Mix, filter, wash to neutrality, add in isopropanol and soak, filter, wash to neutrality, add dehydrated alcohol, epoxychloropropane, Heat up stirring, and washing is dried to obtain pretreatment bombax cotton;By dehydrated alcohol, γ-(oxygen of 2,3- epoxies third) propyl trimethoxy Silane, zeolite powder heat up and stir, cooling, solid-liquid separation, wash to neutrality, add deionized water, lauroylamidopropyl betaine, Supersound process, solid-liquid separation is washed to neutrality, is dried to obtain pretreatment zeolite powder;By pretreatment bombax cotton, pretreatment zeolite Powder, deionized water mix homogeneously, nitrogen protection is lower to heat up, and supersound process is separated, and solidss are washed to neutrality, dry, pulverize To the compound bombax cotton of zeolite powder.
Preferably, the compound bombax cotton of zeolite powder is prepared using following technique:By weight by 20-30 part bombax cottons, 70-90 parts concentration heats up for the salpeter solution of 2-2.4mol/L and stirs, and filters, and washs to neutrality, adds 20-30 part isopropyl alcohol leaching Bubble, filters, and washs to neutrality, adds 35-55 part dehydrated alcohol, 25-45 part epoxychloropropane, and heat up stirring, washing, dry To pretreatment bombax cotton;By weight by 45-65 part dehydrated alcohol, 4-8 part γ-(oxygen of 2,3- epoxies third) propyl trimethoxy Silane, 14-22 parts zeolite powder heat up and stir, cooling, solid-liquid separation, wash to neutrality, add 55-85 part deionized waters, 2-6 parts Lauroylamidopropyl betaine, supersound process, solid-liquid separation is washed to neutrality, is dried to obtain pretreatment zeolite powder;By weight 10-20 part pretreatment bombax cottons, 15-35 part pretreatment zeolite powders, 100-140 part deionized water mix homogeneously, nitrogen are protected Shield is lower to heat up, and supersound process is separated, and solidss are washed to neutrality, dry, pulverize and obtains the compound bombax cotton of zeolite powder.
Preferably, the compound bombax cotton of zeolite powder is prepared using following technique:By weight by 20-30 part bombax cottons, 70-90 parts concentration is warming up to 62-70 DEG C of stirring 25-45min for the salpeter solution of 2-2.4mol/L, filters, and washs to neutrality, plus Enter 20-30 parts isopropanol immersion 4-8h, filter, wash to neutrality, add 35-55 part dehydrated alcohol, 25-45 part epoxy chloropropionates Alkane, is warming up to 70-80 DEG C of stirring 25-55min, and washing is dried to obtain pretreatment bombax cotton;By weight by 45-65 part nothings Water-ethanol, 4-8 part γ-(oxygen of 2,3- epoxies third) propyl trimethoxy silicane, 14-22 part zeolite powders are warming up to 70-80 DEG C of stirring 15-25min, cooling, solid-liquid separation is washed to neutrality, adds 55-85 part deionized waters, 2-6 part dodecanamide propyl Radix Betaes Alkali, supersound process 30-40min, the frequency of supersound process is 20-25kHz, and solid-liquid separation is washed to neutrality, is dried to obtain pre- place Reason zeolite powder;By weight by 10-20 part pretreatment bombax cottons, 15-35 part pretreatment zeolite powders, 100-140 part deionizations Water mix homogeneously, under nitrogen protection 65-75 DEG C is warming up to, supersound process 10-16min, and the frequency of supersound process is 25-35kHz, Separate, solidss are washed to neutrality, dry, pulverize and obtain the compound bombax cotton of zeolite powder.
The present invention is obtained using conventional fabrication process.
The present invention adopts polyvinyl chloride resin, polypropylene, politef as base material, with dibenzoyl peroxide, equal benzene tetramethyl Anhydride, 2- mercapto benzimidazole mating reactions, not only wearability is good after solidification, and excellent in mechanical performance;It is multiple in zeolite powder In closing the pretreatment bombax cotton of bombax cotton, cocamido propyl betaine is rolled into a ball and amido functionality containing alkyl functional, acyl There is amido good activity can be combined with various groups, and bombax cotton through oxidation with epoxidation process after, can be with coconut palm Oleamide CAB is acted on, and not only high mechanical strength, and adsorption capacity is big, and in pretreatment zeolite powder lauramide CAB can effectively reduce storeroom interfacial tension, while the adjustment effect that bonds is good, with γ-(2,3- the third oxygen of epoxy) propyl group Trimethoxy silane, zeolite powder mating reaction, high adsorption capacity, and emulsifying activity is good mixes point with pretreatment bombax cotton Scattered property is fabulous, and under nitrogen protection after supersound process, mutual combination degree is high, excellent in mechanical performance, good toughness, weight Gently;The compound bombax cotton of zeolite powder and Fypro, ceramic microsphere, glass microballoon mating reaction, and add appropriate silane idol Connection agent KH550, storeroom can form height cross-linked network, make toughness of the present invention, wearability good, light weight, and tricresyl phosphate Phenyl ester, dibutyl phthalate, stearic acid, disproportionated rosin, coal tar can effectively promote to be uniformly dispersed between said components, make this Invention surface flatness is high, and wearability is good, and toughness is further enhanced.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees 50 parts of fat, 8 parts of politef, 4 parts of polypropylene, 1.2 parts of dibenzoyl peroxide, 1.5 parts of 2- mercaptos benzimidazole, equal benzene 0.9 part of tetracarboxylic acid anhydride, 1.5 parts of coal tar, 1 part of dibutyl phthalate, 1.5 parts of stearic acid, 2 parts of triphenyl phosphate, disproportionation 0.4 part of Colophonium, 8 parts of ceramic microsphere, 4 parts of Fypro, 7 parts of glass microballoon, zeolite powder is combined 20 parts of bombax cotton, silane idol 8 parts of connection agent KH550,6 parts of white carbon, 8 parts of magnesium hydroxide, 3 parts of foaming agent, 2.5 parts of UV absorbent, 1 part of age resistor.
Embodiment 2
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees 70 parts of fat, 4 parts of politef, 10 parts of polypropylene, 0.8 part of dibenzoyl peroxide, 2.5 parts of 2- mercaptos benzimidazole, 0.3 part of benzene tetracarboxylic acid acid anhydride, 2.5 parts of coal tar, 0.4 part of dibutyl phthalate, 2.5 parts of stearic acid, 1 part of triphenyl phosphate, 1 part of disproportionated rosin, 4 parts of ceramic microsphere, 8 parts of Fypro, 3 parts of glass microballoon, zeolite powder is combined 30 parts of bombax cotton, silane Coupling agent KH5504 parts, 10 parts of white carbon, 4 parts of magnesium hydroxide, 7 parts of foaming agent, 1.5 parts of UV absorbent, 2 parts of age resistor.
The compound bombax cotton of zeolite powder is prepared using following technique:Bombax cotton, salpeter solution are heated up and are stirred, filtered, Wash to neutrality, add in isopropanol and soak, filter, wash to neutrality, add dehydrated alcohol, epoxychloropropane, heat up stirring, Washing, is dried to obtain pretreatment bombax cotton;By dehydrated alcohol, γ-(oxygen of 2,3- epoxies third) propyl trimethoxy silicane, zeolite Powder heats up stirring, and cooling, solid-liquid separation is washed to neutrality, adds deionized water, lauroylamidopropyl betaine, supersound process, Solid-liquid separation, washs to neutrality, is dried to obtain pretreatment zeolite powder;By pretreatment bombax cotton, pretreatment zeolite powder, deionization Water mix homogeneously, nitrogen protection is lower to heat up, and supersound process is separated, and solidss wash to neutrality, dry, pulverize and obtain zeolite powder Compound bombax cotton.
Embodiment 3
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees 65 parts of fat, 5 parts of politef, 8 parts of polypropylene, 0.9 part of dibenzoyl peroxide, 2.2 parts of 2- mercaptos benzimidazole, equal benzene 0.5 part of tetracarboxylic acid anhydride, 2.2 parts of coal tar, 0.6 part of dibutyl phthalate, 2.2 parts of stearic acid, 1.2 parts of triphenyl phosphate, 0.8 part of disproportionated rosin, 5 parts of ceramic microsphere, 7 parts of Fypro, 4 parts of glass microballoon, zeolite powder is combined 28 parts of bombax cotton, silicon Alkane coupling agent KH5505 parts, 9 parts of white carbon, 5 parts of magnesium hydroxide, 6 parts of foaming agent, 1.8 parts of UV absorbent, age resistor 1.8 Part.
The compound bombax cotton of zeolite powder is prepared using following technique:It is by 25 parts of bombax cottons, 80 parts of concentration by weight The salpeter solution of 2.2mol/L heats up and stirs, and filters, and washs to neutrality, adds 25 parts of isopropanols immersions, filters, and washs into Property, 45 parts of dehydrated alcohol, 35 parts of epoxychloropropane are added, heat up stirring, washing, is dried to obtain pretreatment bombax cotton;By weight 55 parts of dehydrated alcohol, 6 parts of γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicanes, 18 parts of zeolite powders are heated up and are stirred by amount part, cold But, solid-liquid separation, washs to neutrality, adds 70 parts of deionized waters, 4 parts of lauroylamidopropyl betaines, supersound process, solid-liquid point From, wash to neutrality, it is dried to obtain pretreatment zeolite powder;By weight by 15 parts of pretreatment bombax cottons, 25 parts of pretreatment boilings Stone powder, 120 parts of deionized water mix homogeneously, nitrogen protection is lower to heat up, and supersound process is separated, and solidss are washed to neutrality, is done Dry, crushing obtains the compound bombax cotton of zeolite powder.
Embodiment 4
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees 55 parts of fat, 7 parts of politef, 6 parts of polypropylene, 1.1 parts of dibenzoyl peroxide, 1.8 parts of 2- mercaptos benzimidazole, equal benzene 0.7 part of tetracarboxylic acid anhydride, 1.8 parts of coal tar, 0.8 part of dibutyl phthalate, 1.8 parts of stearic acid, 1.8 parts of triphenyl phosphate, 0.6 part of disproportionated rosin, 7 parts of ceramic microsphere, 5 parts of Fypro, 6 parts of glass microballoon, zeolite powder is combined 22 parts of bombax cotton, silicon Alkane coupling agent KH5507 parts, 7 parts of white carbon, 7 parts of magnesium hydroxide, 4 parts of foaming agent, 2.2 parts of UV absorbent, age resistor 1.2 Part.
The compound bombax cotton of zeolite powder is prepared using following technique:It is by 20 parts of bombax cottons, 90 parts of concentration by weight The salpeter solution of 2mol/L is warming up to 70 DEG C of stirring 25min, filters, and washs to neutrality, adds 30 parts of isopropanols to soak 4h, mistake Filter, washs to neutrality, adds 55 parts of dehydrated alcohol, 25 parts of epoxychloropropane, is warming up to 80 DEG C of stirring 25min, washs, dry To pretreatment bombax cotton;By weight by 65 parts of dehydrated alcohol, 4 parts of γ-(oxygen of 2,3- epoxies third) propyl trimethoxy silicanes, 22 parts of zeolite powders are warming up to 70 DEG C of stirring 25min, and cooling, solid-liquid separation is washed to neutrality, add 55 parts of deionized waters, 6 parts months Osmanthus amido propyl betaine, supersound process 30min, the frequency of supersound process is 25kHz, and solid-liquid separation is washed to neutrality, is dried Obtain pretreatment zeolite powder;By weight by 10 parts of pretreatment bombax cottons, 35 parts of pretreatment zeolite powders, 100 parts of deionized waters Mix homogeneously, under nitrogen protection 75 DEG C are warming up to, supersound process 10min, and the frequency of supersound process is 35kHz, is separated, solidss Wash to neutrality, dry, pulverize and obtain the compound bombax cotton of zeolite powder.
Embodiment 5
A kind of panel proposed by the present invention light weight high tenacity PVC foam frid, its raw material includes by weight:PVC trees 60 parts of fat, 6 parts of politef, 7 parts of polypropylene, 1 part of dibenzoyl peroxide, 2 parts of 2- mercaptos benzimidazole, equal benzene tetramethyl 0.6 part of anhydride, 2 parts of coal tar, 0.7 part of dibutyl phthalate, 2 parts of stearic acid, 1.5 parts of triphenyl phosphate, disproportionated rosin 0.7 part, 6 parts of ceramic microsphere, 6 parts of Fypro, 5 parts of glass microballoon, zeolite powder is combined 25 parts of bombax cotton, silane coupler 6 parts of KH550,8 parts of white carbon, 6 parts of magnesium hydroxide, 5 parts of foaming agent, 2 parts of UV absorbent, 1.5 parts of age resistor.
The compound bombax cotton of zeolite powder is prepared using following technique:It is by 30 parts of bombax cottons, 70 parts of concentration by weight The salpeter solution of 2.4mol/L is warming up to 62 DEG C of stirring 45min, filters, and washs to neutrality, adds 20 parts of isopropanols to soak 8h, mistake Filter, washs to neutrality, adds 35 parts of dehydrated alcohol, 45 parts of epoxychloropropane, is warming up to 70 DEG C of stirring 55min, washs, dry To pretreatment bombax cotton;By weight by 45 parts of dehydrated alcohol, 8 parts of γ-(oxygen of 2,3- epoxies third) propyl trimethoxy silicanes, 14 parts of zeolite powders are warming up to 80 DEG C of stirring 15min, and cooling, solid-liquid separation is washed to neutrality, add 85 parts of deionized waters, 2 parts months Osmanthus amido propyl betaine, supersound process 40min, the frequency of supersound process is 20kHz, and solid-liquid separation is washed to neutrality, is dried Obtain pretreatment zeolite powder;By weight by 20 parts of pretreatment bombax cottons, 15 parts of pretreatment zeolite powders, 140 parts of deionized waters Mix homogeneously, under nitrogen protection 65 DEG C are warming up to, supersound process 16min, and the frequency of supersound process is 25kHz, is separated, solidss Wash to neutrality, dry, pulverize and obtain the compound bombax cotton of zeolite powder.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto, Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.

Claims (7)

1. a kind of panel light weight high tenacity PVC foam frid, it is characterised in that its raw material includes by weight:Polyvinyl chloride resin 50-70 parts, politef 4-8 parts, polypropylene 4-10 parts, dibenzoyl peroxide 0.8-1.2 parts, 2- mercapto benzimidazoles 1.5-2.5 parts, pyromellitic dianhydride 0.3-0.9 parts, coal tar 1.5-2.5 parts, dibutyl phthalate 0.4-1 parts, Hard Fat Sour 1.5-2.5 parts, triphenyl phosphate 1-2 parts, disproportionated rosin 0.4-1 parts, ceramic microsphere 4-8 parts, Fypro 4-8 parts, glass Glass microballon 3-7 parts, the compound bombax cotton 20-30 parts of zeolite powder, Silane coupling agent KH550 4-8 parts, white carbon 6-10 parts, hydrogen-oxygen Change magnesium 4-8 parts, foaming agent 3-7 parts, UV absorbent 1.5-2.5 part, age resistor 1-2 parts.
2. panel light weight high tenacity PVC foam frid according to claim 1, it is characterised in that polyvinyl chloride resin, polytetrafluoro Ethylene, polypropylene, dibenzoyl peroxide, 2- mercapto benzimidazoles, the weight ratio of pyromellitic dianhydride are 55-65:5-7: 6-8:0.9-1.1:1.8-2.2:0.5-0.7.
3. panel according to claim 1 or claim 2 light weight high tenacity PVC foam frid, it is characterised in that ceramic microsphere, poly- Nylon, glass microballoon, zeolite powder are combined bombax cotton, the weight ratio of Silane coupling agent KH550 is 5-7:5-7:4-6:22- 28:5-7.
4. the panel light weight high tenacity PVC foam frid according to any one of claim 1-3, it is characterised in that its raw material Include by weight:Polyvinyl chloride resin 55-65 parts, politef 5-7 parts, polypropylene 6-8 parts, dibenzoyl peroxide 0.9-1.1 Part, 2- mercapto benzimidazole 1.8-2.2 parts, pyromellitic dianhydride 0.5-0.7 parts, coal tar 1.8-2.2 parts, phthalic acid Dibutyl ester 0.6-0.8 parts, stearic acid 1.8-2.2 parts, triphenyl phosphate 1.2-1.8 parts, disproportionated rosin 0.6-0.8 parts, ceramics are micro- Ball 5-7 parts, Fypro 5-7 parts, glass microballoon 4-6 parts, the compound bombax cotton 22-28 parts of zeolite powder, silane coupler KH550 5-7 parts, white carbon 7-9 parts, magnesium hydroxide 5-7 parts, foaming agent 4-6 parts, UV absorbent 1.8-2.2 part prevents old Agent 1.2-1.8 parts.
5. the panel light weight high tenacity PVC foam frid according to any one of claim 1-4, it is characterised in that zeolite powder Compound bombax cotton is prepared using following technique:Bombax cotton, salpeter solution are heated up and is stirred, filtered, washed to neutrality, added Soak in isopropanol, filter, wash to neutrality, add dehydrated alcohol, epoxychloropropane, heat up stirring, washing is dried to obtain pre- Process bombax cotton;Dehydrated alcohol, γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicane, zeolite powder are heated up and is stirred, it is cold But, solid-liquid separation, washs to neutrality, adds deionized water, lauroylamidopropyl betaine, supersound process, solid-liquid separation, washing To neutral, pretreatment zeolite powder is dried to obtain;By pretreatment bombax cotton, pretreatment zeolite powder, deionized water mix homogeneously, nitrogen Heat up under gas shielded, supersound process is separated, and solidss are washed to neutrality, dry, pulverize and obtain the compound bombax cotton of zeolite powder.
6. the panel light weight high tenacity PVC foam frid according to any one of claim 1-5, it is characterised in that zeolite powder Compound bombax cotton is prepared using following technique:It is 2-2.4mol/ by weight by 20-30 part bombax cottons, 70-90 parts concentration The salpeter solution of L heats up and stirs, and filters, and washs to neutrality, adds the immersion of 20-30 parts isopropanol, filters, and washs to neutrality, plus Enter 35-55 part dehydrated alcohol, 25-45 part epoxychloropropane, heat up stirring, washing is dried to obtain pretreatment bombax cotton;By weight Part is measured by 45-65 part dehydrated alcohol, 4-8 part γ-(oxygen of 2,3- epoxies third) propyl trimethoxy silicane, 14-22 part zeolite powder liters Temperature stirring, cooling, solid-liquid separation is washed to neutrality, adds 55-85 part deionized waters, 2-6 part lauroylamidopropyl betaines, Supersound process, solid-liquid separation is washed to neutrality, is dried to obtain pretreatment zeolite powder;By weight by 10-20 part pretreatment kapoks Fiber, 15-35 part pretreatment zeolite powders, 100-140 part deionized water mix homogeneously, nitrogen protection is lower to heat up, supersound process, point From solidss are washed to neutrality, be dry, pulverize and are obtained the compound bombax cotton of zeolite powder.
7. the panel light weight high tenacity PVC foam frid according to any one of claim 1-6, it is characterised in that zeolite powder Compound bombax cotton is prepared using following technique:It is 2-2.4mol/ by weight by 20-30 part bombax cottons, 70-90 parts concentration The salpeter solution of L is warming up to 62-70 DEG C of stirring 25-45min, filters, and washs to neutrality, adds 20-30 parts isopropanol immersion 4- 8h, filters, and washs to neutrality, adds 35-55 part dehydrated alcohol, 25-45 part epoxychloropropane, is warming up to 70-80 DEG C of stirring 25- 55min, washing, is dried to obtain pretreatment bombax cotton;By weight by 45-65 part dehydrated alcohol, 4-8 part γ-(2,3- epoxies Third oxygen) propyl trimethoxy silicane, 14-22 part zeolite powders be warming up to 70-80 DEG C of stirring 15-25min, and cooling, solid-liquid separation is washed Wash to neutrality, add 55-85 part deionized waters, 2-6 part lauroylamidopropyl betaines, supersound process 30-40min, at ultrasound The frequency of reason is 20-25kHz, and solid-liquid separation is washed to neutrality, is dried to obtain pretreatment zeolite powder;By weight by 10-20 parts Pretreatment bombax cotton, 15-35 part pretreatment zeolite powders, 100-140 part deionized water mix homogeneously, are warming up under nitrogen protection 65-75 DEG C, supersound process 10-16min, the frequency of supersound process is 25-35kHz, is separated, and solidss are washed to neutrality, are dried, Crushing obtains the compound bombax cotton of zeolite powder.
CN201611132636.7A 2016-12-09 2016-12-09 Light-weight high-toughness PVC foamed trough plate for display panel Withdrawn CN106674804A (en)

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CN201611132636.7A CN106674804A (en) 2016-12-09 2016-12-09 Light-weight high-toughness PVC foamed trough plate for display panel

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CN201611132636.7A CN106674804A (en) 2016-12-09 2016-12-09 Light-weight high-toughness PVC foamed trough plate for display panel

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Application publication date: 20170517