TWI485212B - Adhesive, fire board structure, the temperature inside and outside the insulation device And a method of manufacturing the adhesive - Google Patents

Description

Adhesive, fireproof sheet structure, temperature insulation device for inner and outer tubes And adhesive manufacturing method

The invention relates to an adhesive, a fireproof sheet structure, a temperature insulating device for an inner and outer tube, and a method for manufacturing an adhesive, in particular to an adhesive capable of controlling hardening strength and hardening rate, and a fireproof sheet using the same. Structure and temperature insulation of the inner and outer tubes.

Sodium citrate, also known as water glass, is widely used for various applications such as adhesives, water repellents or fireproof building materials. At present, a conventional adhesive manufacturing method is to mix sodium citrate with an inorganic hardener (for example, sodium fluorosilicate) to form an adhesive. The amount of sodium fluorosilicate is generally 12% to 15%. The amount of sodium fluorosilicate is small, the coagulation and solidification is slow, and the strength is low; if the amount is too much, the coagulation hardening is too fast, the construction operation is inconvenient, and the early strength after hardening is high, but the late strength is remarkably lowered.

Therefore, there is a need to provide an adhesive having a shorter hardening time and a higher hardening strength to solve the aforementioned problems.

SUMMARY OF THE INVENTION An object of the present invention is to provide an adhesive capable of controlling a hardening rate and a strength after curing, a method for producing the same, a fireproof sheet structure using the adhesive, and a temperature insulating device having an inner and outer tube.

In order to achieve the above object, the present invention provides an adhesive comprising: sodium citrate, an organic hardener, and an inorganic hardener; wherein the sodium citrate, the organic hardener, and the inorganic hardener are mixed with each other, and the organic hardener is selected from the group consisting of Triacetin ((CH ₃ COOCH ₂ ) ₂ CHOOCCH ₃ ), ethylene glycol acetate (C ₄ H ₈ O ₃ ), butyl acetate (CH ₃ COO(CH ₂ ) ₃ CH ₃ ), amyl acetate (CH ₃ COO(CH ₂ ) ₄ CH ₃ ), methyl butyrate (CH ₃ (CH ₂ ) ₂ COOCH), amyl butyrate (CH ₃ (CH ₂ ) ₂ COO(CH ₂ ) ₄ CH ₃ ), Dimethyl succinate (CH ₃ OOC(CH ₂ ) ₂ COOCH ₃ ), n-propyl acetate (CH ₃ COOC ₃ H ₇ ), methyl acetate (CH ₃ COOCH ₃ ), dimethyl glutarate (CH) ₃ OOC(CH ₂ ) ₃ COOCH ₃ ), dimethyl adipate (CH ₃ OOC(CH ₂ ) ₄ COOCH ₃ ), 2-(2-ethoxyethoxy)ethyl acetate (C ₈ H ₁₆ O ₄ ), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), ethylene glycol butyl ether acetate (CH ₃ COOCH ₂ CH ₂ CH ₂ CH ₂ OC ₂ H ₅ ), acrylic acid Octyl ester (C ₁₁ H ₂₀ O ₂ ), Diethylene Glycol Monobutyl Ether Aacetate (Butyl Carbitol Acetate), 1,2- Propylene glycol carbonate (C ₄ H ₆ O ₃ ), Diethylene Glycol Monoethyl Ether Acetate (Ethyl Carbitol Acetate), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ) At least one of a group consisting of carbon dioxide (CO ₂ ) and an organic acid selected from the group consisting of inorganic acids, ammonium chloride (NH ₄ Cl), aluminum chloride (AlCl ₃ ), and polyvalent metal oxidation. An alkali metal salt of fluoroantimonic acid, an ammonium salt of fluoroantimonic acid, cerium oxide (SiO ₂ ), silane (Silane), quaternary ammonium citrate, Portland cement, light calcium, gray calcium, At least one of a group consisting of gypsum, calcium halide, aluminum sulfate (Al ₂ (SO ₄ ) ₃ ), water slag, slag, pozzolan, and a polymer having a carboxyl group or a hydroxyl group, but the organic acid in the above does not Containing higher fatty acids, the inorganic acid does not contain hot phosphoric acid.

In order to achieve the above object, the present invention further provides a fireproof sheet structure, comprising: a sheet layer; a fireproof layer comprising a bone material and a cement material, wherein the bone material is a tantalate material and an organic polymer foam material In one of the materials, the cementing material is one of calcium silicate, gypsum, cement and sodium citrate; and the above adhesive is used to fix the layer of the board to the first surface of the fireproof layer.

In order to achieve the above object, the present invention further provides a temperature insulation device having an inner and outer tube, comprising an outer tube; an inner tube disposed in the outer tube; at least one support frame for the inner tube and the outer tube Maintaining a space therebetween; and a temperature insulating layer disposed in the space and including a stack The acid salt filler and the above adhesive.

In order to achieve the above object, the present invention provides a method for producing an adhesive comprising the steps of mixing an aqueous solution of sodium citrate, an aqueous solution of an organic hardener, and an aqueous solution of an inorganic hardener.

In order to achieve the above object, the present invention further provides a method for producing an adhesive, comprising the steps of: mixing an organic hardener aqueous solution, an inorganic hardener aqueous solution, and a surfactant aqueous solution to form a hardener; and mixing the hardener with sodium citrate An aqueous solution; wherein the surfactant is selected from the group consisting of fatty acid salts (Fatty Acid Salt), sodium lauryl sulfate (NaC ₁₂ H ₂₅ SO ₄ ), alkyl benzene sulfonate (Alkyl Benzene Sulfonate), polyoxyethylene ether sulfuric acid Salt, alkyl sulfonate (Alkyl Sulfonate), polyoxyethylene alkyl phenyl ether sulfate, α-olefin sulfonate, alkyl phosphate, α-sulfonated fatty acid salt, polyoxyethylene alkyl phenyl ether Phosphate, first fatty amine salt, second fatty amine salt, third fatty amine salt, quaternary ammonium salt (Quaternary Ammonium Salt), trialkyl ammonium chloride, alkyl pyridinium salt, polyethylene polyamine fatty acid amine Salt, polyoxyethylene alkyl ether, polyoxyethylene alkylphenyl ether, polyoxyethylene-polyoxypropenol, polyoxyethylene fatty acid ester, trialkylamine oxide, N,N-dimethyl-N -alkyl-N-carboxymethyl, N,N-dialkylamino olefin carboxylate, N, N,N-trialkyl-N-sulfene betaine, N,N-dialkyl-N,N-dipolyoxyethylene sulfate betaine and 2-alkyl-1-carboxymethyl-1 At least one of the group consisting of a hydrocarbon ethyl isodiazepine and a betaine, but the organic acid in the above does not contain a higher fatty acid, and the inorganic acid does not contain hot phosphoric acid.

According to the adhesive provided by the invention, the user can control the hardening rate of the adhesive of the invention and the strength of the adhesive after curing by adjusting the ratio of the inorganic hardener to the organic hardener, and solve the problem that the hardening rate of the organic hardener is too slow and inorganic. The problem of insufficient hardening strength of the hardener.

The above and other objects, features, and advantages of the present invention will become more apparent from the accompanying drawings.

100‧‧‧Fireproof sheet structure

110‧‧ ‧ sheet layer

120‧‧‧Fireproof layer

122‧‧‧ first surface

124‧‧‧ cement material

126‧‧‧ bone material

130‧‧‧Adhesive

200‧‧‧temperature insulation

210‧‧‧Inside

220‧‧‧External management

230‧‧‧Support frame

240‧‧‧temperature insulation

250‧‧‧interval space

F1‧‧‧First fluid

F2‧‧‧Second fluid

S100~S106‧‧‧Steps

S200~S208‧‧‧Steps

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a flow chart showing a method of manufacturing an adhesive according to a first embodiment of the present invention.

Fig. 2 is a flow chart showing a method of manufacturing an adhesive according to a second embodiment of the present invention.

Figure 3 is a cross-sectional view showing the structure of the fireproof sheet of the present invention.

Figure 4 is a cross-sectional view showing a temperature insulating device having an inner and outer tube of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a flow chart showing a method of manufacturing an adhesive according to a first embodiment of the present invention. The method for producing the adhesive comprises the following steps: Step S100: mixing an organic hardener with water to form an aqueous solution of an organic hardener. In this step, the organic hardener may be selected from the group consisting of triacetin ((CH ₃ COOCH ₂ ) ₂ CHOOCCH ₃ ), ethylene glycol acetate (C ₄ H ₈ O ₃ ), butyl acetate (CH ₃ COO) (CH ₂ ) ₃ CH ₃ ), amyl acetate (CH ₃ COO(CH ₂ ) ₄ CH ₃ ), methyl butyrate (CH ₃ (CH ₂ ) ₂ COOCH), amyl butyrate (CH ₃ (CH _{2 ) 2} COO(CH ₂ ) ₄ CH ₃ ), dimethyl succinate (CH ₃ OOC(CH ₂ ) ₂ COOCH ₃ ), n-propyl acetate (CH ₃ COOC ₃ H ₇ ), methyl acetate (CH _{3 )} COOCH ₃ ), dimethyl glutarate (CH ₃ OOC(CH ₂ ) ₃ COOCH ₃ ), dimethyl adipate (CH ₃ OOC(CH ₂ ) ₄ COOCH ₃ ), acetic acid-2-(2-B Oxyethoxyethyl)ethyl ester (C ₈ H ₁₆ O ₄ ), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), ethylene glycol butyl ether acetate (CH ₃ COOCH ₂ CH ₂ CH ₂ CH ₂ OC ₂ H ₅ ), isooctyl acrylate (C ₁₁ H ₂₀ O ₂ ), Diethylene Glycol Monobutyl Ether Aacetate (Butyl Carbitol Acetate), 1,2-propanediol carbonic acid Ester (C ₄ H ₆ O ₃ ), Diethylene Glycol Monoethyl Ether Acetate (Ethyl Carbitol Acetate), Ethylene Glycol Ether Acetate (CH ₃ COOCH ₂ CH ₂ At least one of a group consisting of OC ₂ H ₅ ), carbon dioxide (CO ₂ ), and an organic acid, but the organic acid in the above does not contain a higher fatty acid. In the present embodiment, the organic hardener is triacetin The ester is mixed with an aqueous solution to form an aqueous solution of triacetin, and the content of the triacetin in the aqueous solution of triacetin is 50% by weight.

Step S102: mixing an inorganic hardener with water to form an aqueous solution of an inorganic hardener. In this step, the inorganic hardener may be selected from the group consisting of inorganic acids, ammonium chloride (NH ₄ Cl), aluminum chloride (AlCl ₃ ), polyvalent metal oxides, hydroxides, alkali metal salts of fluoroantimonic acid, Ammonium salt of fluoroantimonic acid, cerium oxide (SiO ₂ ), silane (Silane), quaternary ammonium citrate, Portland cement, light calcium, gray calcium, gypsum, calcium halide, aluminum sulfate (Al ₂ (SO ₄ ) ₃ ) at least one of the group consisting of slag, slag, pozzolan, and a polymer having a carboxyl group or a hydroxyl group, but the inorganic acid in the above does not contain hot phosphoric acid. In this embodiment, the organic hardener is ammonium chloride. The ammonium chloride is mixed with an aqueous solution to form an aqueous ammonium chloride solution. The content of the ammonium chloride in the aqueous ammonium chloride solution was 13% by weight.

Step S104: Mixing sodium citrate with water to form an aqueous solution of sodium citrate. In the present embodiment, the sodium citrate is contained in an aqueous solution of sodium citrate in an amount of 40% by weight.

Step S106: mixing an aqueous solution of sodium citrate, an aqueous solution of an organic hardener, and an aqueous solution of an inorganic hardener to form an adhesive. In this step, the weight ratio of the organic hardener and the inorganic hardener is between 0.3 and 28. The weight ratio of the hardener and the sodium citrate after mixing the organic hardener and the inorganic hardener is between 0.125 and 1.6. In the present embodiment, the aqueous solution of the organic hardener is an aqueous solution of triacetin, and the aqueous solution of the inorganic hardener is an aqueous solution of ammonium chloride. For example, the aqueous sodium citrate solution is 500 ml. The aqueous solution of triacetin was 400 ml. The aqueous solution of ammonium chloride was 400 ml.

The aqueous solution of sodium citrate and the aqueous solution of triacetin have a chemical reaction, and the chemical reaction equation is: (CH ₃ COOH ₂ ) ₂ CHOOCCH ₃ + (3Na ₂ O‧mSiO ₂ ‧nH ₂ O)+3H ₂ O → 3[1/2 Na ₂ O‧mSiO ₂ ‧(n+1/2)H ₂ O]+C ₃ H ₅ (OH) ₃ +3CH ₃ COONa.

The aqueous solution of sodium citrate is chemically reacted with the aqueous solution of ammonium chloride, and the chemical reaction equation is: 2NH ₄ Cl+Na ₂ O‧SiO ₂ ‧nH ₂ O → mSiO ₂ ‧(n-1)H ₂ O+2NaCl+ NH ₃ + 2H ₂ O.

After the adhesive is left for 5 minutes, the adhesive will present jelly After being placed for 5 hours, the adhesive is cured to a white solid and has high hardening strength.

When sodium citrate is only mixed with an organic hardener as an adhesive, the adhesive will have a higher hardening strength and a slower hardening rate. When sodium citrate is only mixed with an inorganic hardener as an adhesive, the adhesive will have a lower hardening strength and a faster hardening rate. Therefore, the user can control the hardening rate of the adhesive of the present invention and the strength after curing of the adhesive by adjusting the ratio of the inorganic hardener to the organic hardener, and solve the problem that the hardening rate of the organic hardener is too slow and the hardening strength of the inorganic hardener is insufficient. .

Fig. 2 is a flow chart showing a method of manufacturing an adhesive according to a second embodiment of the present invention. The method of manufacturing the adhesive includes the following steps:

Step S200: mixing an organic hardener with water to form an aqueous solution of an organic hardener. In this step, it is the same as step S100, and will not be described again. The difference is that, in the present embodiment, the content of the triacetin in the aqueous solution of the triacetin is 66.6% by weight.

Step S202: mixing the inorganic hardener with water to form an aqueous solution of the inorganic hardener. In this step, it is the same as step S102, and will not be described again. The difference is that, in the present embodiment, the ammonium chloride is contained in an aqueous ammonium chloride solution in an amount of 5% by weight.

Step S204: mixing sodium citrate with water to form an aqueous solution of sodium citrate. In the present embodiment, the sodium citrate is contained in an aqueous solution of sodium citrate in an amount of 40% by weight.

Step S206: mixing the surfactant and water to form an aqueous surfactant solution. In this step, the surfactant may be selected from the group consisting of fatty acid salts (Fatty Acid Salt), sodium lauryl sulfate (NaC ₁₂ H ₂₅ SO ₄ ), alkyl benzene sulfonate (Alkyl Benzene Sulfonate), polyoxyethylene. Polyoxyethylene Ether Sulfate, Alkyl Sulfonate, Polyoxyethylene Alkyl Phenyl Ether Sulfate, Alpha-olefinsulphonate, alkyl phosphates (Potassinm alkylphosphate Ester), α- sulfonated fatty acid salts (α -sulfonated fatty Acid Ester), polyoxyethylene alkylphenyl ether phosphate (alkyl-polyoxyethylene ether Acetate), a first fatty amine salt (Primary Aliphatic Amine Salt), Second Aliphatic Amine Salt, Tertiary Aliphatic Amine Salt, Quaternary Ammonium Salt, Trialkyl Benzylamine Salt), Alkylpyridine, Polyethylene Polyamines Fatty Acid Ammonium Salt, Polyoxyethylene Alkyl Ether, Polyoxygen Polyoxyethylene Alkyl Phenyl Ether, Polyoxyethylene Polyoxypropyl Alcohol, Polyoxyethylene Aliphatate, Trialkylamine Oxide, N , N-N-alkyl-N-carboxymethyl, N,N-dialkylamino Enecarboxylic Acid Salt, N,N,N-trioxane N,N-N-trialkyl-N-Cyclamate Betaine Salt, N,N-dialkyl-N,N-dipolyoxyethylene sulfate betaine (N,N -dialkly-N,N-dipolyoxyethylene Ammonium Ether Sulfate Betaine Salt) and 2-Alkyl-1-carboxymethyl-1-hydrocarbylethylisodiazadiene-carbazone (2-alkly-1-Carboxymethyl- 1-Hydroxy Ethyldiazole Betaine Salt) at least one of the group consisting of. In this embodiment, the surfactant is sodium lauryl sulfate. The sodium lauryl sulfate was mixed with an aqueous solution to form an aqueous sodium lauryl sulfate solution. The sodium lauryl sulfate was contained in an aqueous solution of sodium lauryl sulfate in an amount of 20% by weight.

Step S208: mixing an aqueous solution of sodium citrate, an aqueous solution of an organic hardener, an aqueous solution of an inorganic hardener, and an aqueous solution of a surfactant to form an adhesive. In this step, the organic hardener aqueous solution, the inorganic hardener aqueous solution, and the surfactant aqueous solution are uniformly mixed to form a curing agent, and then the hardening agent and the sodium citrate aqueous solution are stirred and mixed uniformly.

In step S208, the organic hardener and the inorganic hardener The weight ratio is between 0.3 and 28. The weight ratio of the hardener and the sodium citrate after mixing the organic hardener and the inorganic hardener is between 0.125 and 1.6. The weight ratio of the organic hardener to the surfactant is between 0.02 and 0.7. In this embodiment, the aqueous solution of the organic hardener is an aqueous solution of triacetin, the aqueous solution of the inorganic hardener is an aqueous solution of ammonium chloride, and the aqueous solution of the surfactant is the aqueous solution of sodium lauryl sulfate. For example, the aqueous sodium citrate solution is 50 ml. The aqueous solution of triacetin was 30 ml. The aqueous ammonium chloride solution was 150 ml. The aqueous sodium lauryl sulfate solution was 5 ml.

The sodium citrate aqueous solution, the triacetin aqueous solution, the ammonium chloride aqueous solution, and the sodium lauryl sulfate aqueous solution were mixed with each other. After 10 minutes of standing, the adhesive began to change into a gelatinous liquid. After standing for another 15 minutes, the upper layer of the adhesive began to harden to form a white solid. When the organic hardener is incompatible with the inorganic hardener, the use of the surfactant promotes compatibility between the organic hardener and the inorganic hardener, and uniformity of the adhesive upon hardening.

In another embodiment, the surfactant used in the adhesive is trialkylammonium chloride. The aqueous surfactant solution is a mixture of trialkylammonium chloride and an aqueous solution to form a trialkylammonium chloride aqueous solution. The content of the trialkylammonium chloride in the aqueous solution of the trialkylammonium chloride is 30% by weight.

In this other embodiment, the aqueous sodium citrate solution, the aqueous triacetin solution, the aqueous ammonium chloride solution, and the aqueous trialkylammonium chloride solution are mixed with each other. After standing for 3 minutes, the adhesive began to change into a gelatinous liquid. After another 6 minutes, the upper layer of the adhesive began to harden to form a white solid. When the organic hardener is incompatible with the inorganic hardener, the use of the surfactant promotes compatibility between the organic hardener and the inorganic hardener, and uniformity of the adhesive upon hardening.

When sodium citrate is only mixed with an organic hardener as an adhesive, the adhesive will have a higher hardening strength and a slower hardening rate. When sodium citrate is only mixed with an inorganic hardener as an adhesive, the adhesive will have a lower hardening strength and a faster hardening rate. Therefore, the user only needs to adjust the inorganic hardener and have The ratio of the hardener can control the hardening rate of the adhesive of the present invention and the strength of the adhesive after curing, and solve the problem that the hardening rate of the organic hardener is too slow and the hardening strength of the inorganic hardener is insufficient.

Figure 3 is a cross-sectional view showing the structure of the fireproof sheet of the present invention. The fire resistant sheet structure 100 includes a sheet layer 110, a fire barrier layer 120, and an adhesive 130.

The sheet layer 110 can be made of wood, fiber sheet, polymer material and polymer composite material, non-metal and non-metal composite material, or ceramic and ceramic composite material. The sheet layer 110 may comprise concrete, brick, hollow brick, tile, stone, artificial stone, asbestos product, steel, aluminum, glass, fiberglass, mineral wool, ceramics, mortar, lime, or the like. The sheet layer 110 may be a glass fiber composite artificial stone, a calcium silicate board, a cement mineral board, a gypsum composite board, a hearth mineral board, a mineral fiber board, a wood fiber cosmetic plaster board, a perlite board, a lightweight concrete board, and a mine. Calcium silicate board, steel plate gypsum board, slate board, rock wool board, etc.

The fire barrier layer 120 can include a bone material 126 and a cement material 124. The bone material may be an expanded or non-expanded silicate clay mineral material such as kaolin (Al ₂ O ₃ .2SiO ₂ .2H ₂ O) or stone grease (Al ₂ [(OH) ₂ Si ₂ O ₅ ]*nH ₂ O), vermiculite ((Mg, Ca) _0.31 (H ₂ O) _n {Ti _0.18 Al _0.03 Fe(III) _1.09 Mg _1.25 [Si _2.80 Al _1.20 O ₁₀ (OH) ₂ ]}), illite (Al ₄ Si ₇ AlO ₂₀ (OH) ₄ K _0.8 ), allophane (Al ₂ O ₃ .SiO ₂ .2.5H ₂ O), montmorillonite ((Al,Mg) ₂ [(OH) ₂ Si ₄ O ₁₀ ] (Na, Ca) _x * nH ₂ O), a porous silicate material of at least one of mica, pumice, pearlite, and the like, and a layered silicate material. Alternatively, the bone material may be an organic polymer foam material such as styrene-butadiene-styrene copolymer (SBS), polyethylene terephthalate (PET), ethylene-vinyl acetate. Ethylene Vinyl Acetate (EVA), Expandable Polystyrene (EPS), Polymethylmethacrylate (PMMA), Polyurethane (PU), Polyethylene (PE) ), Polypropylen (PP), Poly Lactic Acid (PLA) or Polyvinyl Chloride (PVC). The cementing material may be unfoamed and foamed calcium ruthenate, gypsum, cement, sodium citrate (water glass) or the like. For example, using vermiculite or pearlite as aggregate and foaming cement as cementing material, according to a certain predetermined ratio (for example, the volume ratio of vermiculite to cement is 90/10~5/95 or the ratio of pearlite to cement The range is 90/10~5/95), the mixture is formulated into a slurry, and processed into a predetermined thickness to have a predetermined specific gravity (for example, when the volume ratio of vermiculite to cement is 90/10~5/95) When the specific gravity ranges from 0.4896 to 3.0022, when the volume ratio of pearlite to cement is 90/10~5/95, the specific gravity ranges from 0.3924 to 2.9968). The fireproof material layer 120 has the characteristics of light weight, small thermal conductivity, high strength, difficulty in expansion and fission, delamination, and low material cost.

The adhesive may be an adhesive produced by the method for producing an adhesive according to the first embodiment described above or the method for producing an adhesive of the second embodiment. The adhesive 130 is used to fix the sheet layer 110 to the first surface 122 of the fireproof material layer 120. The user can adjust the ratio of the inorganic hardener to the organic hardener according to the requirements to control the hardening rate of the adhesive, to reduce the time for manufacturing the fireproof sheet structure 100, and to increase the strength of the fireproof sheet structure by controlling the strength of the adhesive after curing. The scope of use of 100.

Thereby, the combination structure of the plate layer 110 and the fireproof material layer 120 can make the fireproof plate structure 100 have the functions of fireproof, heat insulation, light weight and easy construction.

Figure 4 is a cross-sectional view showing a temperature insulating device having an inner and outer tube of the present invention. The temperature insulation device 200 having inner and outer tubes can be applied to an exhaust pipe for heat insulation or a process pipe for heat preservation and cold preservation. The temperature insulation device 200 having an inner and outer tube includes an outer tube 220, an inner tube 210, at least one support frame 230, and a temperature insulation layer 240. The inner tube 210 is disposed in the outer tube 220. The support frame 230 is configured to maintain a space between the inner tube 210 and the outer tube 220. The temperature insulating layer 240 is disposed in the space 250 and has a heat retention effect. For example, a first fluid F1 flows through the inner tube 210, and a second fluid F2 flows through the outer tube 220. The first fluid F1 and the second fluid F2 may be gases or liquids of different temperatures. The temperature insulating layer 240 has a heat retention effect on the first fluid F1. Preferably, the temperature insulating layer 240 is completed. Filled in the space 250 to enhance the insulation and cooling effect. The temperature insulating layer 240 of the present invention can have a thickness of 4 mm to 6 mm to achieve a temperature insulating effect.

The temperature insulating layer 240 includes a silicate filler and an adhesive. The adhesive may be the adhesive produced in the method for producing an adhesive according to the first embodiment described above and the method for producing an adhesive according to the second embodiment. The silicate filler comprises a foamed bone material and a cementitious material. The bone material may be an organic polymer foam material, such as styrene-butadiene-styrene copolymer (SBS), polyethylene terephthalate (PET), ethylene-vinyl acetate. Ethylene Vinyl Acetate (EVA), Expandable Polystyrene (EPS), Polymethylmethacrylate (PMMA), Polyurethane (PU), Polyethylene (PE), Polypropylen (PP), Poly Lactic Acid (PLA) or Polyvinyl Chloride (PVC). The cementing material may be unfoamed and foamed calcium ruthenate, gypsum, cement, sodium citrate (water glass) or the like.

After the silicate filler is mixed with the adhesive, the adhesive and the silicate filler are filled in the space 250 by an extruder, and then hardened, and the temperature insulating device 200 having the inner and outer tubes of the present invention is completed. . The weight ratio of the adhesive to the silicate filler is between 0.1 and 16. When the weight ratio of the adhesive to the silicate filler is less than 0.1, the adhesion of the temperature insulating layer 240 to the inner tube 210 and the outer tube 220 may be lowered, which may cause the temperature insulating layer 240 to adhere to the inner tube 210 and the outside. Between tubes 220. When the weight ratio of the adhesive to the silicate filler is greater than 16, the thermal insulation effect of the temperature insulation layer 240 is lowered.

According to the temperature insulation device 200 of the present invention, the temperature insulation layer 240 is disposed in the space 250 between the inner tube 210 and the outer tube 220, and has light weight, sound absorption, low thermal conductivity and high strength. It is not easy to expand and fission, not easy to delamination and low material cost. The user can adjust the ratio of the inorganic hardener to the organic hardener according to the needs to control the adhesive hard. The rate is reduced to reduce the time for manufacturing the temperature insulating device 200 having the inner and outer tubes, and the strength of the temperature insulating device 200 having the inner and outer tubes can be increased by controlling the strength of the adhesive after curing.

In the above, it is merely described that the present invention is an embodiment or an embodiment of the technical means for solving the problem, and is not intended to limit the scope of implementation of the present invention. That is, the equivalent changes and modifications made in accordance with the scope of the patent application of the present invention or the scope of the invention are covered by the scope of the invention.

S100~S106‧‧‧Steps

Claims (12)

An adhesive comprising: sodium citrate, an organic hardener, and an inorganic hardener; wherein the sodium citrate, the organic hardener, and the inorganic hardener are mixed with each other, and the organic hardener is selected from the group consisting of triacetin (CH _{3 )} COOCH ₂ ) ₂ CHOOCCH ₃ ), ethylene glycol acetate (C ₄ H ₈ O ₃ ), butyl acetate (CH ₃ COO(CH ₂ ) ₃ CH ₃ ), amyl acetate (CH ₃ COO (CH ₂ )) ₄ CH ₃ ), methyl butyrate (CH ₃ (CH ₂ ) ₂ COOCH), amyl butyrate (CH ₃ (CH ₂ ) ₂ COO(CH ₂ ) ₄ CH ₃ ), dimethyl succinate (CH) ₃ OOC(CH ₂ ) ₂ COOCH ₃ ), n-propyl acetate (CH ₃ COOC ₃ H ₇ ), methyl acetate (CH ₃ COOCH ₃ ), dimethyl glutarate (CH ₃ OOC(CH ₂ ) ₃ COOCH ₃ ), dimethyl adipate (CH ₃ OOC(CH ₂ ) ₄ COOCH ₃ ), 2-(2-ethoxyethoxy)ethyl acetate (C ₈ H ₁₆ O ₄ ), ethylene glycol Ethyl acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), ethylene glycol butyl ether acetate (CH ₃ COOCH ₂ CH ₂ CH ₂ CH ₂ OC ₂ H ₅ ), isooctyl acrylate (C ₁₁ H ₂₀ O) _2), propyl acetate, butyl diglycol carbonate (Diethylene glycol monobutyl Ether Aacetate (butyl Carbitol acetate), 1,2- propylene carbonate _{(C 4 H 6 O 3)} , b Ethyl diglycol carbonate (Diethylene Glycol Monoethyl Ether Acetate (Ethyl Carbitol Acetate)), ethylene glycol ethyl ether acetate _{(CH 3 COOCH 2 CH 2 OC} 2 H 5), carbon dioxide (CO ₂₎ and an organic group consisting of In at least one of the group, the inorganic hardener is selected from the group consisting of inorganic acids, ammonium chloride (NH ₄ Cl), aluminum chloride (AlCl ₃ ), polyvalent metal oxides, hydroxides, alkali metal salts of fluoroantimonic acid , ammonium salt of fluoroantimonic acid, cerium oxide (SiO ₂ ), silane (Silane), quaternary ammonium citrate, Portland cement, light calcium, gray calcium, gypsum, calcium halide, aluminum sulfate (Al ₂ (SO ₄ And ₃ ) at least one of the group consisting of slag, slag, pozzolan, and a carboxyl group-containing or hydroxyl group-containing polymer, but the organic acid in the above does not contain a higher fatty acid, and the inorganic acid does not contain hot phosphoric acid. The adhesive according to claim 1, wherein the organic hardener is the triacetin and the inorganic hardener is the ammonium chloride. The adhesive according to claim 1, wherein the weight ratio of the organic hardener to the inorganic hardener is between 0.3 and 28. The adhesive according to claim 1, wherein the weight ratio of the hardener and the sodium citrate after the organic hardener is mixed with the inorganic hardener is between 0.125 and 1.6. The adhesive according to claim 1, wherein the adhesive further comprises a surfactant selected from the group consisting of fatty acid salts (Fatty Acid Salt), sodium lauryl sulfate (NaC12H25SO4), and alkylbenzenes. Sulfate (Alkyl Benzene Sulfonate), Polyoxyethylene Ether Sulfate, Alkyl Sulfonate, Polyoxyethylene Alkyl Phenyl Ether Sulfate, alpha] -olefin sulfonate (Alpha-olefinsulphonate), alkyl phosphates (Potassinm alkylphosphate Ester), α- sulfonated fatty acid salts (α -sulfonated fatty Acid Ester), polyoxyethylene alkylphenyl ether phosphate (Alkyl- Polyoxyethylene Ether Acetate), Primary Aliphatic Amine Salt, Second Aliphatic Amine Salt, Tertiary Aliphatic Amine Salt, Quaternary Ammonium Salt ), Trialkyl Benzylamine Salt, Alkylpyridine, Polyethylene Polyamines Fatty Acid Ammoni Um Salt), Polyoxyethylene Alkyl Ether, Polyoxyethylene Alkyl Phenyl Ether, Polyoxyethylene Polyoxypropyl Alcohol, Polyoxyethylene Fatty Acid Ester (Polyoxyethylene Aliphatate), Trialkyl amine Oxide, N,N-dimethyl-N-alkyl-N-carboxymethyl, N,N-dialkylamino olefin carboxylate ( N,N-dialkylamino Enecarboxylic Acid Salt), N,N,N-trialkyl-N-Cyclamate Betaine Salt, N,N-Dialkyl -N,N-dialkly-N,N-dipolyoxyethylene Ammonium Ether Sulfate Betaine Salt and 2-alkyl-1-carboxymethyl-1-hydrocarbylethyl At least one of the group consisting of 2-alkly-1-Carboxymethyl-1-Hydroxy Ethyldiazole Betaine Salt. The adhesive according to claim 5, wherein the organic hardener is the triacetin, the inorganic hardener is the ammonium chloride, and the surfactant is the sodium lauryl sulfate. The adhesive according to claim 5, wherein the organic hardener is the triacetin, the inorganic hardener is the ammonium chloride, and the surfactant is trialkylammonium chloride. A fireproof sheet structure comprising: a sheet layer; a fireproof material layer comprising a bone material and a cement material, wherein the bone material is one of a tantalate material and an organic polymer foam material, the cement material is One of calcium citrate, gypsum, cement and sodium citrate; and an adhesive for fixing the layer of the sheet to the first surface of the fireproofing layer, the adhesive being the first or fifth item of the patent application The adhesive described. A temperature insulation device having an inner and outer tube, comprising: an outer tube; an inner tube disposed in the outer tube; at least one support frame for maintaining a space between the inner tube and the outer tube; The temperature insulating layer is disposed in the space and comprises a silicate filler and an adhesive, and the adhesive is the adhesive according to claim 1 or 5. A temperature insulating device having an inner and outer tube according to claim 9 wherein the weight ratio of the adhesive to the tantalate filler is between 0.1 and 16. A method for producing an adhesive comprising the steps of: mixing an aqueous solution of sodium citrate, an aqueous solution of an organic hardener, and an aqueous solution of an inorganic hardener; wherein the organic hardener is selected from the group consisting of triacetin ((CH ₃ COOCH ₂ ) ₂ CHOOCCH ₃ ), Ethylene glycol acetate (C ₄ H ₈ O ₃ ), butyl acetate (CH ₃ COO(CH ₂ ) ₃ CH ₃ ), amyl acetate (CH ₃ COO(CH ₂ ) ₄ CH ₃ ), butyrate Ester (CH ₃ (CH ₂ ) ₂ COOCH), amyl butyrate (CH ₃ (CH ₂ ) ₂ COO(CH ₂ ) ₄ CH ₃ ), dimethyl succinate (CH ₃ OOC(CH ₂ ) ₂ COOCH ₃ ), n-propyl acetate (CH ₃ COOC ₃ H ₇ ), methyl acetate (CH ₃ COOCH ₃ ), dimethyl glutarate (CH ₃ OOC(CH ₂ ) ₃ COOCH ₃ ), dimethyl adipate Ester (CH ₃ OOC(CH ₂ ) ₄ COOCH ₃ ), 2-(2-ethoxyethoxy)ethyl acetate (C ₈ H ₁₆ O ₄ ), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), ethylene glycol butyl ether acetate (CH ₃ COOCH ₂ CH ₂ CH ₂ CH ₂ OC ₂ H ₅ ), isooctyl acrylate (C ₁₁ H ₂₀ O ₂ ), propyl acetate butyl acetate Diethylene Glycol Monobutyl Ether Aacetate (Butyl Carbitol Acetate), 1,2-propylene glycol carbonate (C ₄ H ₆ O ₃ ), ethyl acetate In the group consisting of Diethylene Glycol Monoethyl Ether Acetate (Ethyl Carbitol Acetate), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), carbon dioxide (CO ₂ ) and organic acid In at least one, the inorganic hardener is selected from the group consisting of inorganic acids, ammonium chloride (NH ₄ Cl), aluminum chloride (AlCl ₃ ), polyvalent metal oxides, hydroxides, alkali metal salts of fluoroantimonic acid, and fluoroquinone Acid ammonium salt, cerium oxide (SiO ₂ ), decane, quaternary ammonium citrate, Portland cement, light calcium, ash calcium, gypsum, calcium halide, aluminum sulfate (Al ₂ (SO ₄ ) ₃ ), water slag At least one of the group consisting of slag, pozzolan, and a polymer having a carboxyl group or a hydroxyl group, but the organic acid in the above does not contain a higher fatty acid, and the inorganic acid does not contain hot phosphoric acid. A method for producing an adhesive comprising the steps of: mixing an aqueous solution of an organic hardener, an aqueous solution of an inorganic hardener, and an aqueous solution of a surfactant to form a hardener; and mixing the hardener with an aqueous solution of sodium citrate; wherein the organic hardener is selected from the group consisting of Triacetin ((CH ₃ COOCH ₂ ) ₂ CHOOCCH ₃ ), ethylene glycol acetate (C ₄ H ₈ O ₃ ), butyl acetate (CH ₃ COO(CH ₂ ) ₃ CH ₃ ), amyl acetate (CH ₃ COO(CH ₂ ) ₄ CH ₃ ), methyl butyrate (CH ₃ (CH ₂ ) ₂ COOCH), amyl butyrate (CH ₃ (CH ₂ ) ₂ COO(CH ₂ ) ₄ CH ₃ ), Dimethyl succinate (CH ₃ OOC(CH ₂ ) ₂ COOCH ₃ ), n-propyl acetate (CH ₃ COOC ₃ H ₇ ), methyl acetate (CH ₃ COOCH ₃ ), dimethyl glutarate (CH) ₃ OOC(CH ₂ ) ₃ COOCH ₃ ), dimethyl adipate (CH ₃ OOC(CH ₂ ) ₄ COOCH ₃ ), 2-(2-ethoxyethoxy)ethyl acetate (C ₈ H ₁₆ O ₄ ), ethylene glycol ethyl ether acetate (CH ₃ COOCH ₂ CH ₂ OC ₂ H ₅ ), ethylene glycol butyl ether acetate (CH ₃ COOCH ₂ CH ₂ CH ₂ CH ₂ OC ₂ H ₅ ), acrylic acid Octyl ester (C ₁₁ H ₂₀ O ₂ ), butyl butyl butyl digate (Diethylene Glycol Monobutyl Ether Aacetate (Butyl) Carbitol Acetate), 1,2-propanediol carbonate (C ₄ H ₆ O ₃ ), Diethylene Glycol Monoethyl Ether Acetate (Ethyl Carbitol Acetate), Ethylene Glycol Ether Acetate (CH ₃ COOCH) At least one of the group consisting of ₂ CH ₂ OC ₂ H ₅ ), carbon dioxide (CO ₂ ), and an organic acid selected from the group consisting of inorganic acids, ammonium chloride (NH ₄ Cl), and aluminum chloride ( AlCl ₃ ), polyvalent metal oxides, hydroxides, alkali metal salts of fluoroantimonic acid, ammonium salts of fluoroantimonic acid, cerium oxide (SiO ₂ ), decane, quaternary ammonium citrate, Portland cement, light At least one of a group consisting of calcium, ash calcium, gypsum, calcium halide, aluminum sulfate (Al ₂ (SO ₄ ) ₃ ), water slag, slag, pozzolan, and a polymer having a carboxyl group or a hydroxyl group, the interface activity The agent is selected from the group consisting of fatty acid salts (Fatty Acid Salt), sodium lauryl sulfate (NaC ₁₂ H ₂₅ SO ₄ ), alkyl benzene sulfonate (Alkyl Benzene Sulfonate), polyoxyethylene ether sulfate, alkyl sulfonic acid. Alkyl Sulfonate, polyoxyethylene alkyl phenyl ether sulfate, α-olefin sulfonate, alkyl phosphate, α-sulfonated fatty acid salt, polyoxyethylene B Alkyl phenyl ether phosphate, first fatty amine salt, second fatty amine salt, third fatty amine salt, quaternary ammonium salt (Quaternary Ammonium Salt), trialkyl ammonium chloride, alkyl pyridinium salt, poly Ethylene polyamine fatty acid amine salt, polyoxyethylene alkyl ether, polyoxyethylene alkyl phenyl ether, polyoxyethylene-polyoxypropylene alcohol, polyoxyethylene fatty acid ester, trialkylamine oxide, N, N- Dimethyl-N-alkyl-N-carboxymethyl, N,N-dialkylamino olefin carboxylate, N,N,N-trialkyl-N-sulfene betaine, N,N a group consisting of dialkyl-N,N-dipolyoxyethylene sulfate betaine and 2-alkyl-1-carboxymethyl-1-hydrocarbonethylisodiazadiene At least one of the above, but the organic acid in the above does not contain a higher fatty acid, and the inorganic acid does not contain hot phosphoric acid.