CN107151353A - High-toughness low-temperature heat-insulating material and preparation process thereof - Google Patents
High-toughness low-temperature heat-insulating material and preparation process thereof Download PDFInfo
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- CN107151353A CN107151353A CN201710425169.5A CN201710425169A CN107151353A CN 107151353 A CN107151353 A CN 107151353A CN 201710425169 A CN201710425169 A CN 201710425169A CN 107151353 A CN107151353 A CN 107151353A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000011810 insulating material Substances 0.000 title abstract description 4
- 239000000835 fiber Substances 0.000 claims abstract description 38
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 21
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 21
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 18
- 239000004945 silicone rubber Substances 0.000 claims abstract description 18
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 14
- -1 polysiloxane Polymers 0.000 claims abstract description 14
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 13
- 239000004743 Polypropylene Substances 0.000 claims abstract description 13
- 239000004793 Polystyrene Substances 0.000 claims abstract description 13
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 13
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 13
- 239000006229 carbon black Substances 0.000 claims abstract description 13
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 13
- 229920001194 natural rubber Polymers 0.000 claims abstract description 13
- 239000010451 perlite Substances 0.000 claims abstract description 13
- 235000019362 perlite Nutrition 0.000 claims abstract description 13
- 229920001155 polypropylene Polymers 0.000 claims abstract description 13
- 229920002223 polystyrene Polymers 0.000 claims abstract description 13
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 13
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 13
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 12
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002174 Styrene-butadiene Substances 0.000 claims abstract description 11
- 239000007822 coupling agent Substances 0.000 claims abstract description 11
- 238000004132 cross linking Methods 0.000 claims abstract description 11
- 239000004816 latex Substances 0.000 claims abstract description 11
- 229920000126 latex Polymers 0.000 claims abstract description 11
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 150000008442 polyphenolic compounds Chemical class 0.000 claims abstract description 11
- 235000013824 polyphenols Nutrition 0.000 claims abstract description 11
- 239000011115 styrene butadiene Substances 0.000 claims abstract description 11
- 239000010425 asbestos Substances 0.000 claims abstract description 9
- QWDJLDTYWNBUKE-UHFFFAOYSA-L magnesium bicarbonate Chemical compound [Mg+2].OC([O-])=O.OC([O-])=O QWDJLDTYWNBUKE-UHFFFAOYSA-L 0.000 claims abstract description 9
- 229910000022 magnesium bicarbonate Inorganic materials 0.000 claims abstract description 9
- 235000014824 magnesium bicarbonate Nutrition 0.000 claims abstract description 9
- 239000002370 magnesium bicarbonate Substances 0.000 claims abstract description 9
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims abstract description 5
- 229920000742 Cotton Polymers 0.000 claims abstract description 3
- 239000012774 insulation material Substances 0.000 claims description 39
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 27
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 27
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 12
- 239000005060 rubber Substances 0.000 claims description 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 12
- 239000005864 Sulphur Substances 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000084 colloidal system Substances 0.000 claims description 8
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 5
- 229920002554 vinyl polymer Polymers 0.000 claims description 5
- 229920006335 epoxy glue Polymers 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 238000007670 refining Methods 0.000 claims 1
- MBBWTVUFIXOUBE-UHFFFAOYSA-L zinc;dicarbamodithioate Chemical compound [Zn+2].NC([S-])=S.NC([S-])=S MBBWTVUFIXOUBE-UHFFFAOYSA-L 0.000 claims 1
- 229920002943 EPDM rubber Polymers 0.000 abstract description 6
- 229920002101 Chitin Polymers 0.000 abstract description 5
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 abstract description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 abstract 2
- 239000004114 Ammonium polyphosphate Substances 0.000 abstract 1
- 244000269722 Thea sinensis Species 0.000 abstract 1
- 235000019826 ammonium polyphosphate Nutrition 0.000 abstract 1
- 229920001276 ammonium polyphosphate Polymers 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 abstract 1
- 238000007906 compression Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 7
- 238000009413 insulation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229920003244 diene elastomer Polymers 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000008363 butyronitriles Chemical class 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- MZGNSEAPZQGJRB-UHFFFAOYSA-N dimethyldithiocarbamic acid Chemical compound CN(C)C(S)=S MZGNSEAPZQGJRB-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L7/00—Compositions of natural rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
-
- 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
- C08K2003/267—Magnesium carbonate
-
- 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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a high-toughness low-temperature heat-insulating material and a preparation process thereof, wherein the heat-insulating material comprises the following raw materials in parts by weight: 50-60 parts of natural rubber, 20-30 parts of hydrogenated nitrile rubber, 20-30 parts of styrene-butadiene rubber, 3-5 parts of methyl vinyl silicone rubber, 5-10 parts of polysiloxane modified ethylene propylene diene monomer rubber, 3-5 parts of polypropylene, 1-3 parts of ABS resin, 1-3 parts of polystyrene, 1-3 parts of polyvinyl chloride, 1-2 parts of coupling agent, 10-20 parts of styrene-butadiene latex, 1-2 parts of crosslinking assistant, 1-3 parts of natural derivative wax, 0.5-1 part of phosphite antioxidant, 0.1-0.2 part of phenylenediamine antioxidant, 2-3 parts of nano titanium dioxide, 4-5 parts of magnesium bicarbonate, 3 parts of tea polyphenol, 5-10 parts of chitin, 1-2 parts of asbestos powder and 4-5 parts of ammonium polyphosphate, 5-10 parts of nano calcium carbonate, 0.3-0.5 part of sulfur, 1-1.2 parts of zinc dimethyldithiocarbamate, 5-10 parts of high-wear-resistance carbon black, 5-15 parts of zirconia fiber, 5-15 parts of glass cotton fiber, 5-10 parts of hollow spheres and 3-7 parts of expanded perlite. The invention has excellent cold resistance, heat preservation performance, mechanical performance and high toughness.
Description
Technical field
The present invention relates to insulation material technical field, and in particular to a kind of high-toughness and low-temperature insulation material and its preparation technology.
Background technology
Low-temperature insulation material is widely used in the low temperature environments such as refrigerator, container, refrigerator, pipeline, it is desirable to low temperature
The features such as compression strength is high under dimensionally stable, low temperature, cold insulation is incubated；For a long time, polyurethane foam plastics is due to weight
Gently, the features such as thermal conductivity factor is low, specific strength is high, as one of primary raw material for making low-temperature insulation material.But polyurethane material
Material to atmospheric ozone layer in the reaction, it is necessary to using freon, may damage, and do not reach International Environmental Protection tissue will
Ask；Meanwhile, poor dimensional stability under polyurethane plastics low temperature, resilience is poor, and resistance to compression compression permanent deformation is poor, is easily deformed cracking,
Compression strength is relatively low under low temperature, it is impossible to meet use demand.Therefore need to select and use new type low temperature insulation material, strengthening material
Expect toughness, improve the service life of low-temperature insulation product.
The content of the invention
The purpose of the present invention is that there is provided a kind of high-toughness and low-temperature insulation material and its preparation work for problem of the prior art
Skill.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of high-toughness and low-temperature insulation material, including following raw material by weight：50-60 parts of natural rubber, hydrogenated nitrile-butadiene rubber
20-30 parts, 20-30 parts of butadiene-styrene rubber, 3-5 parts of methyl vinyl silicone rubber, polysiloxane-modified ethylene propylene diene rubber 5-10
Part, 3-5 parts of polypropylene, 1-3 parts of ABS resin, 1-3 parts of polystyrene, 1-3 parts of polyvinyl chloride, 1-2 parts of coupling agent, styrene-butadiene latex
10-20 parts, 1-2 parts of crosslinking coagent, natural derivative 1-3 parts of wax, 0.5-1 parts of phosphite antioxidant, phenylenediamine antioxygen
0.1-0.2 parts of agent, 2-3 parts of nano titanium oxide, 4-5 parts of magnesium bicarbonate, 3 parts of Tea Polyphenols, 5-10 parts of chitin, asbestos
1-2 parts of powder, 4-5 parts of APP, 5-10 parts of nano-calcium carbonate, 0.3-0.5 parts of sulphur, dimethyl dithiocarbamic acid
1-1.2 parts of zinc, 5-10 parts of high wear-resistant carbon black, 5-15 parts of Zirconium oxide fibre, 5-15 parts of microglass fiber, 5-10 parts of hollow ball is swollen
Swollen perlite 3-7 parts.
Preferably, the content of the methyl vinyl silicone rubber medium vinyl is between 0.1%-0.2%.
Preferably, a diameter of 10-100um of the Zirconium oxide fibre, length is 0.5-2cm, and the Zirconium oxide fibre
The content of middle zirconium oxide is 80%-95%.
Preferably, a diameter of 0.1-1mm of the microglass fiber, length is 0.5-3cm.
The preparation technology of above-mentioned high-toughness and low-temperature insulation material comprises the following steps：
A. by natural rubber, hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, methyl vinyl silicone rubber, polysiloxane-modified ternary second
Plasticate 5-12min in third rubber, polypropylene, ABS resin, polystyrene and polyvinyl chloride input banbury, temperature is reached 90-
120 DEG C, continuously add coupling agent, crosslinking coagent, phosphite antioxidant, phenylenediamine antioxidant, Tea Polyphenols and stone
Cotton powder, continues mill 5-8min, temperature is risen to 130-150 DEG C, obtain premixing glue；
B. styrene-butadiene latex is added in the premixing glue obtained into step a, naturally derives wax, nano titanium oxide, magnesium bicarbonate, first
Shell element, APP, nano-calcium carbonate, sulphur, PZ, high wear-resistant carbon black, Zirconium oxide fibre,
Microglass fiber, hollow ball, expanded perlite, continue mill 5-10min, temperature is reached 140-160 DEG C, obtain epoxy glue
Body；
C. colloid mixture is injected in mold cavity, mold temperature is risen into 110-150 DEG C is incubated 0.5-1 hours, then cools down
To room temperature, then it is stripped and produces high-toughness and low-temperature insulation material.
Preferably, in the step a, the time of plasticating, for 8min, makes temperature reach 105 DEG C；The continuation mill time is 6min,
Temperature is set to rise to 140 DEG C.
Preferably, in the step b, the continuation mill time is 6min, temperature is reached 150 DEG C.
Preferably, in the step c, holding temperature is 135 DEG C, and soaking time is 0.8 hour.
The present invention compared with prior art, with following beneficial effect：
Natural rubber and butadiene-styrene rubber are used cooperatively, and insulation material is possessed good toughness and high intensity, are provided simultaneously with
Outstanding inoxidizability.The introducing of methyl vinyl silicone rubber and polysiloxane-modified ethylene propylene diene rubber, makes insulation material
Cold resistance and heat resistance are fabulous, with low uncertainty using physical property within the scope of -90 DEG C -250 DEG C very wide temperature.By hydrogenated nitrile-butadiene rubber
Mixed with polypropylene, ABS resin, polystyrene, polyvinyl chloride, be greatly improved they impact resistance, resistance to compression compression permanent deformation,
Flexible resistance and tear resistance.Nano titanium oxide, nano-calcium carbonate and high wear-resistant carbon black can improve the resistance to of insulation material
Mill property and heat-insulating property.The present invention uses inorganic ultrafine Zirconium oxide fibre, and heat-insulating property is good, can arrive -273 with low temperature resistant
DEG C, high temperature resistant, without influenceing itself performance, is met naked light and not burnt to 2200 DEG C, filamentary structure after being mixed with glass fibre
Strengthen the toughness and intensity of insulation material, hollow ball and expanded perlite are internally formed loose stomata in insulation material, further
Strengthen heat insulation effect and toughness.In summary, the present invention has excellent cold resistance, heat-insulating property, mechanical performance and high tenacity.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of high-toughness and low-temperature insulation material, including following raw material by weight：50 grams of natural rubber, hydrogenated nitrile-butadiene rubber 30
Gram, 20 grams of butadiene-styrene rubber, 5 grams of methyl vinyl silicone rubber, polysiloxane-modified 5 grams of ethylene propylene diene rubber, 5 grams of polypropylene,
1 gram of ABS resin, 3 grams of polystyrene, 1 gram of polyvinyl chloride, 2 grams of coupling agent, 10 grams of styrene-butadiene latex, 2 grams of crosslinking coagent, naturally
Derivative 1 gram of wax, 1 gram of phosphite antioxidant, 0.1 gram of phenylenediamine antioxidant, 3 grams of nano titanium oxide, bicarbonate
4 grams of magnesium, 3 parts of Tea Polyphenols, 10 grams of chitin, 1 gram of flake asbestos, 5 grams of APP, 5 grams of nano-calcium carbonate, sulphur 0.5
Gram, 1 gram of PZ, 10 grams of high wear-resistant carbon black, 5 grams of Zirconium oxide fibre, 15 grams of microglass fiber is empty
5 grams of bulbus cordis, 7 grams of expanded perlite.
The content of methyl vinyl silicone rubber medium vinyl is 0.1%.A diameter of 10um of Zirconium oxide fibre, length is
The content of zirconium oxide is 95% in 0.5cm, and Zirconium oxide fibre.A diameter of 1mm of microglass fiber, length is 3cm.
The preparation technology of above-mentioned high-toughness and low-temperature insulation material, comprises the following steps：
A. by natural rubber, hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, methyl vinyl silicone rubber, polysiloxane-modified EPDM
Plasticate 5min in rubber, polypropylene, ABS resin, polystyrene and polyvinyl chloride input banbury, temperature is reached 90 DEG C, after
It is continuous to add coupling agent, crosslinking coagent, phosphite antioxidant, phenylenediamine antioxidant, Tea Polyphenols and flake asbestos, continue
Mill 5min, makes temperature rise to 130 DEG C, obtains premixing glue；
B. styrene-butadiene latex is added in the premixing glue obtained into step a, naturally derives wax, nano titanium oxide, magnesium bicarbonate, first
Shell element, APP, nano-calcium carbonate, sulphur, PZ, high wear-resistant carbon black, Zirconium oxide fibre,
Microglass fiber, hollow ball, expanded perlite, continue mill 5min, temperature is reached 140 DEG C, obtain colloid mixture；
C. colloid mixture is injected in mold cavity, mold temperature is risen into 110 DEG C is incubated 1 hour, is subsequently cooled to room temperature, then
The demoulding produces high-toughness and low-temperature insulation material.
Natural rubber and butadiene-styrene rubber are used cooperatively, and insulation material is possessed good toughness and high intensity, simultaneously
Possesses outstanding inoxidizability.The introducing of methyl vinyl silicone rubber and polysiloxane-modified ethylene propylene diene rubber, makes thermal insulating material
The cold resistance and heat resistance of material are fabulous, with low uncertainty using physical property within the scope of -90 DEG C -250 DEG C very wide temperature.By hydrogenated butyronitrile
Rubber is mixed with polypropylene, ABS resin, polystyrene, polyvinyl chloride, is greatly improved their impact resistance, incompressible permanent
Deformation, flexible resistance and tear resistance.Nano titanium oxide, nano-calcium carbonate and high wear-resistant carbon black can improve insulation material
Wearability and heat-insulating property.Zirconium oxide fibre heat-insulating property is good, can with low temperature resistant to -273 DEG C, high temperature resistant to 2200 DEG C without
Influence itself performance, meet naked light and do not burn, after mix with glass fibre filamentary structure reinforcement insulation material toughness and
Intensity, hollow ball and expanded perlite are internally formed loose stomata in insulation material, further enhance heat insulation effect and toughness.
Embodiment 2
A kind of high-toughness and low-temperature insulation material, including following raw material by weight：60 grams of natural rubber, hydrogenated nitrile-butadiene rubber 20
Gram, 30 grams of butadiene-styrene rubber, 3 grams of methyl vinyl silicone rubber, polysiloxane-modified 10 grams of ethylene propylene diene rubber, 3 grams of polypropylene,
3 grams of ABS resin, 1 gram of polystyrene, 3 grams of polyvinyl chloride, 1 gram of coupling agent, 20 grams of styrene-butadiene latex, 1 gram of crosslinking coagent, naturally
Derivative 3 grams of wax, 0.5 gram of phosphite antioxidant, 0.2 gram of phenylenediamine antioxidant, 2 grams of nano titanium oxide, carbonic acid
5 grams of hydrogen magnesium, 3 grams of Tea Polyphenols, 5 grams of chitin, 2 grams of flake asbestos, 4 grams of APP, 10 grams of nano-calcium carbonate, sulphur
0.3 gram, 1.2 grams of PZ, 5 grams of high wear-resistant carbon black, 15 grams of Zirconium oxide fibre, microglass fiber 5
Gram, 10 grams of hollow ball, 3 grams of expanded perlite.
The content of methyl vinyl silicone rubber medium vinyl is 0.2%.A diameter of 100um of Zirconium oxide fibre, length is
The content of zirconium oxide is 95% in 2cm, and Zirconium oxide fibre.A diameter of 0.1mm of microglass fiber, length is 0.5cm.
The preparation technology of above-mentioned high-toughness and low-temperature insulation material, comprises the following steps：
A. by natural rubber, hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, methyl vinyl silicone rubber, polysiloxane-modified ternary second
Plasticate 12min in third rubber, polypropylene, ABS resin, polystyrene and polyvinyl chloride input banbury, temperature is reached 120
DEG C, continuously add coupling agent, crosslinking coagent, phosphite antioxidant, phenylenediamine antioxidant, Tea Polyphenols and asbestos
Powder, continues mill 8min, temperature is risen to 150 DEG C, obtain premixing glue；
B. styrene-butadiene latex is added in the premixing glue obtained into step a, naturally derives wax, nano titanium oxide, magnesium bicarbonate, first
Shell element, APP, nano-calcium carbonate, sulphur, PZ, high wear-resistant carbon black, Zirconium oxide fibre,
Microglass fiber, hollow ball, expanded perlite, continue mill 10min, temperature is reached 160 DEG C, obtain colloid mixture；
C. colloid mixture is injected in mold cavity, mold temperature is risen into 150 DEG C is incubated 0.5 hour, is subsequently cooled to room temperature,
It is stripped again and produces high-toughness and low-temperature insulation material.
Embodiment 3
A kind of high-toughness and low-temperature insulation material, including following raw material by weight：55 grams of natural rubber, hydrogenated nitrile-butadiene rubber 25
Gram, 25 grams of butadiene-styrene rubber, 4 grams of methyl vinyl silicone rubber, polysiloxane-modified 8 grams of ethylene propylene diene rubber, 4 grams of polypropylene,
2 grams of ABS resin, 2 grams of polystyrene, 2 grams of polyvinyl chloride, 1.5 grams of coupling agent, 15 grams of styrene-butadiene latex, 1.5 grams of crosslinking coagent,
Natural derivative 2 grams of wax, 0.8 gram of phosphite antioxidant, 0.15 gram of phenylenediamine antioxidant, 2.5 grams of nano titanium oxide,
4.5 grams of magnesium bicarbonate, 3 grams of Tea Polyphenols, 8 grams of chitin, 1.5 grams of flake asbestos, 4.5 grams of APP, 8 grams of nano-calcium carbonate, sulphur
0.4 gram of sulphur, 1.1 grams of PZ, 8 grams of high wear-resistant carbon black, 10 grams of Zirconium oxide fibre, microglass fiber
10 grams, 7 grams of hollow ball, 5 grams of expanded perlite.
The content of methyl vinyl silicone rubber medium vinyl is 0.15%.A diameter of 50um of Zirconium oxide fibre, length is
The content of zirconium oxide is 90% in 1.5cm, and Zirconium oxide fibre.A diameter of 0.5mm of microglass fiber, length is 1.8cm.
The preparation technology of above-mentioned high-toughness and low-temperature insulation material, comprises the following steps：
A. by natural rubber, hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, methyl vinyl silicone rubber, polysiloxane-modified EPDM
Plasticate 8min in rubber, polypropylene, ABS resin, polystyrene and polyvinyl chloride input banbury, temperature is reached 105 DEG C, after
It is continuous to add coupling agent, crosslinking coagent, phosphite antioxidant, phenylenediamine antioxidant, Tea Polyphenols and flake asbestos, continue
Mill 6min, makes temperature rise to 140 DEG C, obtains premixing glue；
B. styrene-butadiene latex is added in the premixing glue obtained into step a, naturally derives wax, nano titanium oxide, magnesium bicarbonate, first
Shell element, APP, nano-calcium carbonate, sulphur, PZ, high wear-resistant carbon black, Zirconium oxide fibre,
Microglass fiber, hollow ball, expanded perlite, continue mill 6min, temperature is reached 150 DEG C, obtain colloid mixture；
C. colloid mixture is injected in mold cavity, mold temperature is risen into 135 DEG C is incubated 0.8 hour, is subsequently cooled to room temperature,
It is stripped again and produces high-toughness and low-temperature insulation material.
Embodiment 4
The insulation material that applicant is provided using the present invention is detected that main performance index is as shown in table 1：
| Detection project | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Density, kg/m3 | 135.8 | 136.6 | 132.4 |
| Compression strength, MPa | 2.5 | 2.63 | 2.7 |
| Thermal conductivity factor, W/（m·K） | 0.061 | 0.062 | 0.059 |
| Average linear shrinkage ratio, % under minimum temperature in use | 0.73 | 0.68 | 0.7 |
| Rupture strength, MPa | 1.26 | 1.29 | 1.31 |
| Minimum temperature in use, DEG C | -153 | -155 | -156 |
Table 1
As can be seen here, a kind of preparation method for high-toughness and low-temperature insulation material that the present invention is provided has following technical characterstic：
1st, cold resistance is good；
2nd, excellent thermal insulation performance；
3rd, good mechanical performance；
4th, high tenacity.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of high-toughness and low-temperature insulation material, it is characterised in that including following raw material by weight：Natural rubber 50-60
Part, 20-30 parts of hydrogenated nitrile-butadiene rubber, 20-30 parts of butadiene-styrene rubber, 3-5 parts of methyl vinyl silicone rubber, polysiloxane-modified three
First EP rubbers 5-10 parts, 3-5 parts of polypropylene, 1-3 parts of ABS resin, 1-3 parts of polystyrene, 1-3 parts of polyvinyl chloride, coupling agent
1-2 parts, 10-20 parts of styrene-butadiene latex, 1-2 parts of crosslinking coagent, natural derivative 1-3 parts of wax, phosphite antioxidant 0.5-1
Part, 0.1-0.2 parts of phenylenediamine antioxidant, 2-3 parts of nano titanium oxide, 4-5 parts of magnesium bicarbonate, 3 parts of Tea Polyphenols, crust
It is plain 5-10 parts, 1-2 parts of flake asbestos, 4-5 parts of APP, 5-10 parts of nano-calcium carbonate, 0.3-0.5 parts of sulphur, dimethyl
1-1.2 parts of zinc dithiocarbamate, 5-10 parts of high wear-resistant carbon black, 5-15 parts of Zirconium oxide fibre, 5-15 parts of microglass fiber,
5-10 parts of hollow ball, 3-7 parts of expanded perlite.
2. a kind of high-toughness and low-temperature insulation material according to claim 1, it is characterised in that the methyl vinyl silicone rubber
The content of medium vinyl is between 0.1%-0.2%.
3. a kind of high-toughness and low-temperature insulation material according to claim 1, it is characterised in that the diameter of the Zirconium oxide fibre
For 10-100um, length is that the content of zirconium oxide in 0.5-2cm, and the Zirconium oxide fibre is 80%-95%.
4. a kind of high-toughness and low-temperature insulation material according to claim 1, it is characterised in that the diameter of the microglass fiber
For 0.1-1mm, length is 0.5-3cm.
5. a kind of preparation technology of high-toughness and low-temperature insulation material as claimed in claim 1, it is characterised in that including following step
Suddenly：
A. by natural rubber, hydrogenated nitrile-butadiene rubber, butadiene-styrene rubber, methyl vinyl silicone rubber, polysiloxane-modified ternary second
Plasticate 5-12min in third rubber, polypropylene, ABS resin, polystyrene and polyvinyl chloride input banbury, temperature is reached 90-
120 DEG C, continuously add coupling agent, crosslinking coagent, phosphite antioxidant, phenylenediamine antioxidant, Tea Polyphenols and stone
Cotton powder, continues mill 5-8min, temperature is risen to 130-150 DEG C, obtain premixing glue；
B. styrene-butadiene latex is added in the premixing glue obtained into step a, naturally derives wax, nano titanium oxide, magnesium bicarbonate, first
Shell element, APP, nano-calcium carbonate, sulphur, PZ, high wear-resistant carbon black, Zirconium oxide fibre,
Microglass fiber, hollow ball, expanded perlite, continue mill 5-10min, temperature is reached 140-160 DEG C, obtain epoxy glue
Body；
C. colloid mixture is injected in mold cavity, mold temperature is risen into 110-150 DEG C is incubated 0.5-1 hours, then cools down
To room temperature, then it is stripped and produces high-toughness and low-temperature insulation material.
6. the preparation technology of high-toughness and low-temperature insulation material according to claim 5, it is characterised in that in the step a, modeling
The refining time is 8min, temperature is reached 105 DEG C；The continuation mill time is 6min, temperature is risen to 140 DEG C.
7. the preparation technology of high-toughness and low-temperature insulation material according to claim 5, it is characterised in that in the step b, after
The continuous mill time is 6min, temperature is reached 150 DEG C.
8. the preparation technology of high-toughness and low-temperature insulation material according to claim 5, it is characterised in that in the step c, is protected
Temperature is 135 DEG C, and soaking time is 0.8 hour.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109651754A (en) * | 2018-12-06 | 2019-04-19 | 安徽集虹材料科技有限公司 | A kind of antistatic high tenacity ABS plastic of low sizing content and preparation method thereof |
| CN115074090A (en) * | 2022-07-25 | 2022-09-20 | 深圳市中黄实业有限公司 | High-temperature composite phase-change heat storage material and preparation method thereof |
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| CN115074090A (en) * | 2022-07-25 | 2022-09-20 | 深圳市中黄实业有限公司 | High-temperature composite phase-change heat storage material and preparation method thereof |
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