CN112809320A - Processing technology of stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions - Google Patents
Processing technology of stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions Download PDFInfo
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- CN112809320A CN112809320A CN202011583571.4A CN202011583571A CN112809320A CN 112809320 A CN112809320 A CN 112809320A CN 202011583571 A CN202011583571 A CN 202011583571A CN 112809320 A CN112809320 A CN 112809320A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/22—Drinking vessels or saucers used for table service
- A47G19/2205—Drinking glasses or vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/22—Drinking vessels or saucers used for table service
- A47G19/2288—Drinking vessels or saucers used for table service with means for keeping liquid cool or hot
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention relates to a processing technology of a stainless steel heat-insulating container with quick-acting cooling and constant-temperature functions, which comprises the following steps: s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening; s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling; s3, heating the heat absorbing material at 80 ℃ for 15-25min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge at a sand opening part, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape at the opening part, tearing the adhesive tape at the opening part after spraying plastics, shaking a cup after printing wires, and pasting a bottom sheet after decontamination. The invention realizes the rapid temperature reduction of water to 50-60 ℃ and keeps the constant temperature state for 24h by compressing the heat absorbing material between the outer cover and the inner cover.
Description
Technical Field
The invention relates to the technical field of a processing technology of a heat-insulating container, in particular to a processing technology of a stainless steel heat-insulating container with a quick-acting cooling and constant-temperature function.
Background
The heat-insulating container is a water-holding container made of ceramic or stainless steel and vacuum layer, and its top portion is covered tightly, and its vacuum heat-insulating layer can make the liquid in the interior of said container delay heat-dissipation so as to attain the goal of heat-insulating.
There are three ways of thermal propagation in insulated containers: radiation, convection, and transfer. The silver cup liner in the heat preservation container can reflect the radiation of hot water, and the vacuum of the cup liner and the cup body can block the heat transfer.
The main technical problem in the field is to improve the heat preservation effect of the existing heat preservation container, and how to quickly cool and preserve heat after the heat preservation performance is improved so as to meet the requirements of customers, so that the processing technology of the stainless steel heat preservation container with the quick-acting temperature reduction and constant temperature function is urgently needed to be developed to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions comprises the following steps:
s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening;
s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling;
s3, heating the heat absorbing material at 80 ℃ for 15-25min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge at a sand opening part, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape at the opening part, tearing the adhesive tape at the opening part after spraying plastics, shaking a cup after printing wires, and pasting a bottom sheet after decontamination.
Preferably, in the S3, the vickers hardness of the molded heat absorbing material is 150-160 HV.
Preferably, the heat absorbing material comprises the following raw materials in parts by weight: 40-50 parts of polyurethane prepolymer, 70-90 parts of epoxy resin, 15-25 parts of glassy carbon fiber, 8-16 parts of acetone, 4-8 parts of polystyrene, 3-9 parts of solid paraffin, 2-6 parts of cooling agent, 1-5 parts of expanded perlite, 4-8 parts of environment-friendly glue, 3-9 parts of phenolic foam, 4-8 parts of rubber powder polyphenyl, 3-9 parts of glass cotton, 2-8 parts of rock wool and 10-20 parts of heat-insulating modifier.
Preferably, the heat absorbing material is prepared by the following process: grinding glass carbon fiber, solid paraffin, expanded perlite, phenolic foam, rubber powder polyphenyl, rock wool, glass wool and a heat-preservation modifying material into mixed powder with the particle size of 2-3 mu m; heating the mixed powder to 140 ℃ at 120 ℃, adding a cooling agent, and stirring for 3-4 h; then cooling to 40-70 ℃, then adding acetone, polystyrene, environment-friendly glue, polyurethane prepolymer and epoxy resin, uniformly mixing, heating to 140-160 ℃, stirring for 1-2h under heat preservation, and cooling to obtain the heat-insulating material.
Preferably, the raw materials of the heat-preservation modifier comprise: polyvinyl alcohol, hydrophobic resin, diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, inorganic adhesive, wood dust, magnesium stearate, mica powder, cooked rubber powder, foam powder, light ceramsite, silane coupling agent KH-550, polyacrylamide and sodium hexametaphosphate.
Preferably, the heat-insulating modified material comprises the following raw materials in parts by weight: 20-40 parts of polyvinyl alcohol, 5-15 parts of hydrophobic resin, 4-8 parts of diatomite, 3-6 parts of kaolin, 2-5 parts of white cotton, 1-5 parts of calcined gypsum powder, 2-6 parts of floating beads, 4-9 parts of rare earth, 3-9 parts of magnesium hydroxide, 2-8 parts of sodium carbonate, 4-8 parts of aluminum powder, 2-5 parts of hydroxymethyl cellulose, 3-6 parts of an inorganic adhesive, 4-8 parts of sawdust, 3-8 parts of magnesium stearate, 2-7 parts of mica powder, 4-8 parts of cooked rubber powder, 3-9 parts of foam powder, 4-8 parts of light ceramsite, 2-8 parts of silane coupling agent KH-5503-9 parts of polyacrylamide and 4-8 parts of sodium hexametaphosphate.
Preferably, the heat-preservation modified material is prepared by the following process: uniformly mixing polyvinyl alcohol and hydrophobic resin, adding chamotte powder, polyacrylamide and sodium hexametaphosphate, uniformly mixing, heating to 140-160 ℃, preserving heat for 20-40min, then adding diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, sawdust, magnesium stearate, mica powder and light ceramsite, uniformly mixing, heating to 120-140 ℃, preserving heat for 1-3h, then adding a silane coupling agent KH-550, uniformly mixing, cooling to 80-90 ℃, preserving heat for 1-2h, and cooling to room temperature to obtain the heat preservation modified material.
Compared with the prior art, the invention has the beneficial effects that: the heat absorbing material is placed between the outer cover and the inner cover and then compressed to obtain the heat absorbing material, so that the water is quickly cooled to 50-60 ℃, and the constant temperature state is kept. In addition, the added heat-insulating modified material adopts polyurethane polymer as a main raw material, the polyurethane prepolymer is promoted to be compatible on a molecular level by adding a cooling agent, the prepared heat-absorbing and cooling material composition has stronger cooling effect, good heat conductivity and better heat dissipation performance, the polyurethane prepolymer which is soft and solid is adopted is nontoxic and harmless to people, cannot leak, flow or diffuse, and cannot flow out after a surface layer is damaged.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions comprises the following steps:
s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening;
s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling;
s3, heating the heat absorbing material at 80 ℃ for 20min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge of a sand opening, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape on the opening, spraying plastic, tearing the adhesive tape on the opening, printing wires, shaking a cup, removing dirt, and then attaching a bottom sheet.
In the S3, the Vickers hardness of the molded heat absorbing material is 150-160 HV.
The raw materials of the heat absorbing material comprise: 45 parts of polyurethane prepolymer, 80 parts of epoxy resin, 20 parts of glass carbon fiber, 12 parts of acetone, 6 parts of polystyrene, 6 parts of solid paraffin, 4 parts of cooling agent, 3 parts of expanded perlite, 6 parts of environment-friendly glue, 6 parts of phenolic foam, 6 parts of rubber powder polystyrene, 6 parts of glass wool, 5 parts of rock wool and 15 parts of thermal insulation modified material.
The heat-absorbing material is prepared by the following process: grinding glassy carbon fiber, solid paraffin, expanded perlite, phenolic foam, rubber powder polyphenyl, rock wool, glass wool and a heat-preservation modifying material into mixed powder with the particle size of 2.5 mu m; heating the mixed powder to 130 ℃, adding a cooling agent, and stirring for 3.5 hours; and then cooling to 55 ℃, adding acetone, polystyrene, environment-friendly glue, polyurethane prepolymer and epoxy resin, uniformly mixing, heating to 150 ℃, keeping the temperature, stirring for 1.5h, and cooling to obtain the heat-insulating material.
The heat-preservation modified material comprises the following raw materials in parts by weight: 30 parts of polyvinyl alcohol, 10 parts of hydrophobic resin, 6 parts of diatomite, 4.5 parts of kaolin, 3.5 parts of white cotton, 3 parts of plaster stone powder, 4 parts of floating bead, 6.5 parts of rare earth, 6 parts of magnesium hydroxide, 5 parts of sodium carbonate, 6 parts of aluminum powder, 3.5 parts of hydroxymethyl cellulose, 4.5 parts of inorganic adhesive, 6 parts of wood chip, 5.5 parts of magnesium stearate, 4.5 parts of mica powder, 6 parts of cooked rubber powder, 6 parts of foam powder, 6 parts of light ceramsite, 6 parts of silane coupling agent KH-5505 parts, 6 parts of polyacrylamide and 6 parts of sodium hexametaphosphate.
The heat-preservation modified material is prepared by the following process: uniformly mixing polyvinyl alcohol and hydrophobic resin, then adding cooked rubber powder, polyacrylamide and sodium hexametaphosphate, uniformly mixing, heating to 150 ℃, preserving heat for 30min, then adding diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, sawdust, magnesium stearate, mica powder and light ceramsite, uniformly mixing, heating to 130 ℃, preserving heat for 2h, then adding a silane coupling agent KH-550, uniformly mixing, cooling to 85 ℃, preserving heat for 1.5h, and cooling to room temperature to obtain the heat preservation modified material.
Example 2
A processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions comprises the following steps:
s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening;
s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling;
s3, heating the heat absorbing material at 80 ℃ for 15min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge of a sand opening, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape on the opening, spraying plastic, tearing the adhesive tape on the opening, printing wires, shaking a cup, removing dirt, and then attaching a bottom sheet.
In the S3, the Vickers hardness of the molded heat absorbing material is 150-160 HV.
The raw materials of the heat absorbing material comprise: 40 parts of polyurethane prepolymer, 90 parts of epoxy resin, 15 parts of glass carbon fiber, 16 parts of acetone, 4 parts of polystyrene, 9 parts of solid paraffin, 2 parts of cooling agent, 5 parts of expanded perlite, 4 parts of environment-friendly glue, 9 parts of phenolic foam, 4 parts of rubber powder polystyrene, 9 parts of glass wool, 2 parts of rock wool and 20 parts of thermal insulation modified material.
The heat-absorbing material is prepared by the following process: grinding glass carbon fiber, solid paraffin, expanded perlite, phenolic foam, rubber powder polyphenyl, rock wool, glass wool and a heat-preservation modifying material into mixed powder with the particle size of 2 mu m; heating the mixed powder to 140 ℃, adding a cooling agent, and stirring for 3 hours; and then cooling to 70 ℃, adding acetone, polystyrene, environment-friendly glue, polyurethane prepolymer and epoxy resin, uniformly mixing, heating to 140 ℃, keeping the temperature, stirring for 2 hours, and cooling to obtain the heat-insulating material.
The heat-preservation modified material comprises the following raw materials in parts by weight: 20 parts of polyvinyl alcohol, 15 parts of hydrophobic resin, 4 parts of diatomite, 6 parts of kaolin, 2 parts of white cotton, 5 parts of plaster powder, 2 parts of floating beads, 9 parts of rare earth, 3 parts of magnesium hydroxide, 8 parts of sodium carbonate, 4 parts of aluminum powder, 5 parts of hydroxymethyl cellulose, 3 parts of inorganic adhesive, 8 parts of sawdust, 3 parts of magnesium stearate, 7 parts of mica powder, 4 parts of cooked rubber powder, 9 parts of foam powder, 4 parts of light ceramsite, KH-5508 parts of silane coupling agent, 3 parts of polyacrylamide and 8 parts of sodium hexametaphosphate.
The heat-preservation modified material is prepared by the following process: uniformly mixing polyvinyl alcohol and hydrophobic resin, then adding cooked rubber powder, polyacrylamide and sodium hexametaphosphate, uniformly mixing, heating to 140 ℃, preserving heat for 40min, then adding diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, sawdust, magnesium stearate, mica powder and light ceramsite, uniformly mixing, heating to 120 ℃, preserving heat for 3h, then adding a silane coupling agent KH-550, uniformly mixing, cooling to 80 ℃, preserving heat for 2h, and cooling to room temperature to obtain the heat preservation modified material.
Example 3
A processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions comprises the following steps:
s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening;
s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling;
s3, heating the heat absorbing material at 80 ℃ for 25min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge of a sand opening, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape on the opening, spraying plastic, tearing the adhesive tape on the opening, printing wires, shaking a cup, removing dirt, and then attaching a bottom sheet.
In the S3, the Vickers hardness of the molded heat absorbing material is 150-160 HV.
The raw materials of the heat absorbing material comprise: 50 parts of polyurethane prepolymer, 70 parts of epoxy resin, 25 parts of glass carbon fiber, 8 parts of acetone, 8 parts of polystyrene, 3 parts of solid paraffin, 6 parts of cooling agent, 1 part of expanded perlite, 8 parts of environment-friendly glue, 3 parts of phenolic foam, 8 parts of rubber powder polystyrene, 3 parts of glass wool, 8 parts of rock wool and 10 parts of thermal insulation modified material.
The heat-absorbing material is prepared by the following process: grinding glass carbon fiber, solid paraffin, expanded perlite, phenolic foam, rubber powder polyphenyl, rock wool, glass wool and a heat-preservation modifying material into mixed powder with the particle size of 3 mu m; heating the mixed powder to 120 ℃, then adding a cooling agent, and stirring for 4 hours; and then cooling to 40 ℃, adding acetone, polystyrene, environment-friendly glue, polyurethane prepolymer and epoxy resin, uniformly mixing, heating to 160 ℃, keeping the temperature, stirring for 1h, and cooling to obtain the heat-insulating material.
The heat-preservation modified material comprises the following raw materials in parts by weight: 40 parts of polyvinyl alcohol, 5 parts of hydrophobic resin, 8 parts of diatomite, 3 parts of kaolin, 5 parts of white cotton, 1 part of plaster powder, 6 parts of floating beads, 4 parts of rare earth, 9 parts of magnesium hydroxide, 2 parts of sodium carbonate, 8 parts of aluminum powder, 2 parts of hydroxymethyl cellulose, 6 parts of inorganic adhesive, 4 parts of sawdust, 8 parts of magnesium stearate, 2 parts of mica powder, 8 parts of cooked rubber powder, 3 parts of foam powder, 8 parts of light ceramsite, KH-5502 parts of silane coupling agent, 9 parts of polyacrylamide and 4 parts of sodium hexametaphosphate.
The heat-preservation modified material is prepared by the following process: uniformly mixing polyvinyl alcohol and hydrophobic resin, then adding cooked rubber powder, polyacrylamide and sodium hexametaphosphate, uniformly mixing, heating to 160 ℃, preserving heat for 20min, then adding diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, sawdust, magnesium stearate, mica powder and light ceramsite, uniformly mixing, heating to 140 ℃, preserving heat for 1h, then adding a silane coupling agent KH-550, uniformly mixing, cooling to 90 ℃, preserving heat for 1h, and cooling to room temperature to obtain the heat preservation modified material.
Wherein, the heat absorbing materials used in the embodiment 1, the embodiment 2 and the embodiment 3 are black particles, the phase transition temperature is 38-40 ℃ (adjustable within 20-70 ℃), the enthalpy of phase transition is 190-2The compacted density is 0.8-0.95 g/cm3And, cycle stability: 1000 times of circulation, the phase change performance (phase change temperature and phase change enthalpy value) is not reduced,
the performance tests of the thermal insulation containers of the above examples 1, 2 and 3 were carried out, and the following measured data were obtained:
in conclusion, the temperature of the embodiment 1 can be kept at 50.3 ℃ after being reduced for 20 minutes, and the temperature reduction speed is fastest.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A processing technology of a stainless steel heat-insulating container with quick-acting temperature-reducing and constant-temperature functions is characterized by comprising the following steps:
s1, preparing an outer cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after flattening;
s2, preparing an inner cover: stretching after blanking, bright annealing after cleaning, trimming after stretching and shaping, cleaning and drying after thread rolling;
s3, heating the heat absorbing material at 80 ℃ for 15-25min, placing the heat absorbing material in a shell after forming, then placing an inner cover, compacting the heat absorbing material by a press, then welding an arc opening, welding a welding edge at a sand opening part, grinding an opening by scouring pad, electrolyzing and finely grinding the opening, polishing, then welding a handle by laser, winding an adhesive tape at the opening part, tearing the adhesive tape at the opening part after spraying plastics, shaking a cup after printing wires, and pasting a bottom sheet after decontamination.
2. The process for processing a stainless steel thermal insulation container with quick-acting temperature reduction and constant temperature function as claimed in claim 1, wherein in S3, the Vickers hardness of the formed heat-absorbing material is 150-160 HV.
3. The processing technology of the stainless steel heat-insulating container with the quick-acting temperature-reducing and constant-temperature functions as claimed in claim 1, wherein the heat-absorbing material comprises the following raw materials in parts by weight: 40-50 parts of polyurethane prepolymer, 70-90 parts of epoxy resin, 15-25 parts of glassy carbon fiber, 8-16 parts of acetone, 4-8 parts of polystyrene, 3-9 parts of solid paraffin, 2-6 parts of cooling agent, 1-5 parts of expanded perlite, 4-8 parts of environment-friendly glue, 3-9 parts of phenolic foam, 4-8 parts of rubber powder polyphenyl, 3-9 parts of glass cotton, 2-8 parts of rock wool and 10-20 parts of heat-insulating modifier.
4. The processing technology of the stainless steel heat-preservation container with the quick-acting temperature-reducing and constant-temperature functions as claimed in claim 3, characterized in that the heat-absorbing material is prepared by the following technology: grinding glass carbon fiber, solid paraffin, expanded perlite, phenolic foam, rubber powder polyphenyl, rock wool, glass wool and a heat-preservation modifying material into mixed powder with the particle size of 2-3 mu m; heating the mixed powder to 140 ℃ at 120 ℃, adding a cooling agent, and stirring for 3-4 h; then cooling to 40-70 ℃, then adding acetone, polystyrene, environment-friendly glue, polyurethane prepolymer and epoxy resin, uniformly mixing, heating to 140-160 ℃, stirring for 1-2h under heat preservation, and cooling to obtain the heat-insulating material.
5. The processing technology of the stainless steel heat-preservation container with the quick-acting temperature-reducing and temperature-keeping function according to claim 3, wherein the heat-preservation modifying material comprises the following raw materials: polyvinyl alcohol, hydrophobic resin, diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, inorganic adhesive, wood dust, magnesium stearate, mica powder, cooked rubber powder, foam powder, light ceramsite, silane coupling agent KH-550, polyacrylamide and sodium hexametaphosphate.
6. The processing technology of the stainless steel heat-insulating container with the quick-acting temperature-reducing and constant-temperature functions as claimed in claim 5, wherein the heat-insulating modified material comprises the following raw materials in parts by weight: 20-40 parts of polyvinyl alcohol, 5-15 parts of hydrophobic resin, 4-8 parts of diatomite, 3-6 parts of kaolin, 2-5 parts of white cotton, 1-5 parts of calcined gypsum powder, 2-6 parts of floating beads, 4-9 parts of rare earth, 3-9 parts of magnesium hydroxide, 2-8 parts of sodium carbonate, 4-8 parts of aluminum powder, 2-5 parts of hydroxymethyl cellulose, 3-6 parts of an inorganic adhesive, 4-8 parts of sawdust, 3-8 parts of magnesium stearate, 2-7 parts of mica powder, 4-8 parts of cooked rubber powder, 3-9 parts of foam powder, 4-8 parts of light ceramsite, 2-8 parts of silane coupling agent KH-5503-9 parts of polyacrylamide and 4-8 parts of sodium hexametaphosphate.
7. The processing technology of the stainless steel heat-preservation container with the quick-acting temperature-reducing and constant-temperature functions as claimed in claim 6, wherein the heat-preservation modification material is prepared by the following technology: uniformly mixing polyvinyl alcohol and hydrophobic resin, adding chamotte powder, polyacrylamide and sodium hexametaphosphate, uniformly mixing, heating to 140-160 ℃, preserving heat for 20-40min, then adding diatomite, kaolin, white cotton, plaster powder, floating beads, rare earth, magnesium hydroxide, sodium carbonate, aluminum powder, hydroxymethyl cellulose, sawdust, magnesium stearate, mica powder and light ceramsite, uniformly mixing, heating to 120-140 ℃, preserving heat for 1-3h, then adding a silane coupling agent KH-550, uniformly mixing, cooling to 80-90 ℃, preserving heat for 1-2h, and cooling to room temperature to obtain the heat preservation modified material.
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| CN111486649A (en) * | 2020-03-30 | 2020-08-04 | 滁州市新康达金属制品有限公司 | Preparation and forming method of refrigerator partition plate |
| CN111557580A (en) * | 2020-04-14 | 2020-08-21 | 浙江安胜科技股份有限公司 | Lightweight thermos flask and preparation method thereof |
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