CN107151436A - A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof - Google Patents
A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof Download PDFInfo
- Publication number
- CN107151436A CN107151436A CN201710565290.8A CN201710565290A CN107151436A CN 107151436 A CN107151436 A CN 107151436A CN 201710565290 A CN201710565290 A CN 201710565290A CN 107151436 A CN107151436 A CN 107151436A
- Authority
- CN
- China
- Prior art keywords
- parts
- air conditioner
- mixture
- central air
- insulating material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2201/04—Antistatic
-
- 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
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
Abstract
The invention discloses a kind of ventilating duct of central air conditioner heat preserving and insulating material, include the raw material of following parts by weight：Native 10 16 parts of the filler of 60 70 parts of PPG, 10 20 parts of polyvinyl alcohol, 8 10 parts of waterglass, 59 parts of acrylic emulsion, 7 13 parts of sodium carboxymethylcellulose, 15 20 parts of glass microballoon, 37 parts of hydrophober, mineral, 14 16 parts of processing aid, 8 14 parts of fire retardant, 35 45 parts of water.The present invention has a good heat insulating effect, material safety and environmental protection, antistatic, wear-resisting ageing-resistant, and service life is longer, lighter weight, high comprehensive performance；The preparation method that the present invention is provided simultaneously, its material cost is relatively low, raw material is easy to get, technique concise, has higher practical value and good application prospect with heat preserving and insulating material as ventilating duct of central air conditioner.
Description
Technical field
The present invention relates to insulation material technical field, and in particular to a kind of ventilating duct of central air conditioner heat preserving and insulating material
And preparation method thereof.
Background technology
Central air-conditioning is by a main frame controls difference by way of wind is crossed in air channel or hot water pipe connects multiple ends
Room with reach room air adjust purpose air-conditioning.Using air duct blow mode, with a main frame be it is controllable it is multiple not
Chummery and fresh air can be introduced, be effectively improved the quality of room air, prevent the generation of air conditioner disease.Residential central air conditioning
Most outstanding feature is to produce comfortable living environment, is secondly considered from aesthetic standard and optimal spatial using upper, using in family expenses
Centre air-conditioning makes interior decoration more flexible, it is easier to realizes various decorative effects, even if you do not like original decoration, fills again
Repair, original central air conditioner system somewhat changes can be perfect harmony with new finishing.Therefore residential central air conditioning is called a step
In place, never backward selection.Residential central air conditioning（Or residential central air-, modular adjustable central air-conditioning）Refer to by one
Individual outdoor unit produces cold（Heat）Source and then to each room cooling（Heat）Air-conditioning, it is to belong to（It is small-sized）The one of business air conditioner
Kind.Residential central air conditioning is divided into two kinds of wind system and water system.Wind system is by outdoor unit, indoor host computer, air supply duct and each
The air port in individual room and regulating valve etc. are constituted；Water system is by outdoor unit, waterpipe, water circulating pump and each indoor end（Wind
Machine coil pipe, bright dress etc.）Composition.Pipeline heating is transferred to by boiler fired coal, then by centralized pipeline by municipal Thermal Plant
Indoor fin reaches the purpose of heating.
With continuing deeply for national propulsion energy-saving environmental protection, the implementation of energy-saving act, following energy-saving and heat-insulating material exists wide
Wealthy market development space.In ventilating duct of central air conditioner, the use of insulation material rises to its refrigerating efficiency and energy-saving and emission-reduction
Vital effect is arrived.
And the material used at present is not ideal enough in various performances, especially in the side such as insulation, acid and alkali-resistance, weatherability
The need for face can not meet people, exist than great, thermal conductivity factor is big, stress cracking easily occur, the defect of cost height etc..
The content of the invention
For the defect of prior art, it is an object of the invention to provide a kind of ventilating duct of central air conditioner insulation material
Material, the ventilating duct of central air conditioner heat preserving and insulating material has a good heat insulating effect, material safety and environmental protection, anti-quiet
Electric, wear-resisting ageing-resistant, service life is longer, lighter weight, high comprehensive performance；The preparation method that the present invention is provided simultaneously, its
Material cost is relatively low, raw material is easy to get, technique concise, has higher reality with heat preserving and insulating material as ventilating duct of central air conditioner
With value and good application prospect.
The present invention solves technical problem and adopted the following technical scheme that：
The invention provides a kind of ventilating duct of central air conditioner heat preserving and insulating material, include the raw material of following parts by weight：
60-70 parts of PPG, 10-20 parts of polyvinyl alcohol, 8-10 parts of waterglass, 5-9 parts of acrylic emulsion, carboxymethyl cellulose
Plain sodium 7-13 parts, it is 15-20 parts of glass microballoon, 3-7 parts of hydrophober, native 10-16 parts of the filler of mineral, 14-16 parts of processing aid, fire-retardant
8-14 parts of agent, 35-45 parts of water.
Preferably, the ventilating duct of central air conditioner includes the raw material of following parts by weight with heat preserving and insulating material：
65 parts of PPG, 15 parts of polyvinyl alcohol, 9 parts of waterglass, 7 parts of acrylic emulsion, 10 parts of sodium carboxymethylcellulose, glass
Native 13 parts of the filler of 14 parts of glass microballon, 5 parts of hydrophober, mineral, 15 parts of processing aid, 8-14 parts of fire retardant, 35-45 parts of water.
Preferably, the glass microballoon is hollow glass micropearl, and its granularity is 180-240 microns, 1-2 microns of wall thickness.
Preferably, the hydrophober is calcium stearate, aluminum stearate, sodium methyl silicate, compares 1 according to weight:2:1 composition
Mixture
Preferably, the filler is that dolomite, potassium feldspar, perlite, kaolin, attapulgite compare 2 according to weight:1:1:2: 3
The mixture of composition, the dolomite, potassium feldspar, perlite, kaolin, attapulgite are in the case where temperature is 710-740 DEG C
Calcining 2 hours, is incubated 0.5 hour, is discharged after natural cooling, finally by the dolomite after calcining, potassium feldspar, perlite, kaolinite
The powder that particle mean size is below 500nm is made in soil, attapulgite grinding.
Preferably, the processing aid is catalyst, surfactant, foaming agent, antioxidant, antistatic additive according to weight
Than 1:1:12:0.5:The mixture of 0.5 composition.
Preferably, the catalyst is tertiary amine catalyst, and the surfactant is silicone oil, and the foaming agent is pentane
Hydrocarbon blowing agents, the antioxidant is phosphite kind antioxidant, and the antistatic additive is anti-for ethoxylated fat race alkylamine
Electrostatic agent.
Preferably, the flame-retardant additive is halogenated phosphate, chlorinated paraffin, flame retardant polyether polyol according to 2:1:3 groups
Into mixture.
The present invention also provides a kind of preparation method of ventilating duct of central air conditioner heat preserving and insulating material, including following step
Suddenly：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 10-20 minutes, stirring turns
Fast 200-300r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, in the case where temperature is 60-70 DEG C
15-25min, speed of agitator 200-300r/min are stirred, the mixture A of step 2 preparation is added, is cooled to 40-50 DEG C, then
Continue to stir 20-30 minutes, speed of agitator is 400-500 r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 35-45 DEG C, stir 10-
20min, speed of agitator 150-250r/min, add step 3 preparation mixture B, sodium carboxymethylcellulose, hydrophober after
Continuous stirring obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 30-40MPa,
It will be dried in feedstock module feeding baking oven after shaping, drying temperature is 70-80 DEG C, and drying time is 2-5 hours, natural cooling
The ventilating duct of central air conditioner heat preserving and insulating material invented.
Preferably, the ventilating duct of central air conditioner is with the preparation process of heat preserving and insulating material：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 15 minutes, speed of agitator
250r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, are stirred in the case where temperature is 65 DEG C
20min, speed of agitator 250r/min are mixed, the mixture A of step 2 preparation is added, is cooled to 45 DEG C, 25 points of stirring is further continued for
Clock, speed of agitator is 450r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 40 DEG C, stir 15min,
Speed of agitator 200r/min, the mixture B, sodium carboxymethylcellulose, hydrophober for adding step 3 preparation continues to stir 20 points
Clock obtains mixture C；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 35MPa, will be into
Dried in feedstock module feeding baking oven after type, drying temperature is 75 DEG C, and drying time is 3.5 hours, and natural cooling is sent out
Bright ventilating duct of central air conditioner heat preserving and insulating material.
Compared with prior art, the present invention has following beneficial effect：
（1）A kind of ventilating duct of central air conditioner of the present invention is employed with heat preserving and insulating material with PPG, auxiliary addition
Polyvinyl alcohol, acrylic emulsion so that the heat preserving and insulating material of preparation has good water resistance, impact resistance and low temperature
Property, on the premise of it ensure that corresponding mechanical performance and heat-insulating property, its weight is reduced, bearing when reducing pipe arrangement
Load.
（2）The native filler of mineral that a kind of ventilating duct of central air conditioner of the present invention with the addition of with heat preserving and insulating material, composition
For dolomite, potassium feldspar, perlite, kaolin, attapulgite, on the one hand these compositions are to be ground to after calcining at high temperature
The powdered object of Nano grade, considerably increases its specific surface area, can be good at the pollutant in absorption air, such as first
The harmful substances such as aldehyde, benzene, considerably increase the function of the purification air of insulation material, its price is relatively low in addition, with polymer
Matrix is combined, and can significantly reduce insulation material cost, on the other hand, the addition of filler, and the heat that can improve material is steady
The physical properties such as qualitative, hardness, rigidity, insulation.
（3）A kind of ventilating duct of central air conditioner of the present invention with the addition of brominated epoxy resin with heat preserving and insulating material, can
Strengthen the ageing resistace of insulation material, reduce the generation of crack performance, extend the use time of insulation material.
（4）The glass microballoon that a kind of ventilating duct of central air conditioner of the present invention with the addition of with heat preserving and insulating material, it has
The features such as compression strength height, fusing point height, thermal conductivity coefficient and small Thermal Contraction Coefficient, weight and sound-insulating effect are mitigated with obvious
Really, enable material that there is insulation, crack resistance and cycling processability well.
（5）A kind of ventilating duct of central air conditioner of the present invention is with the addition of with heat preserving and insulating material by halogenated phosphate, chlorination
The flame-retardant additive of paraffin, flame retardant polyether polyol composition, the compound action of three can make the fire resistance of heat preserving and insulating material
Stronger, action time is more permanent.
（6）A kind of ventilating duct of central air conditioner heat preserving and insulating material of the present invention has good heat insulating effect,
Material safety and environmental protection, antistatic, wear-resisting ageing-resistant, service life is longer, lighter weight, high comprehensive performance；It is simultaneously of the invention
The preparation method of offer, its material cost is relatively low, raw material is easy to get, technique concise, is used as ventilating duct of central air conditioner thermal insulation separation
Hot material has higher practical value and good application prospect.
Embodiment
With reference to specific embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, shown
So, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the reality in the present invention
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all belongs to
In the scope of protection of the invention.
Embodiment 1.
A kind of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, includes the raw material of following parts by weight：
60 parts of PPG, 10 parts of polyvinyl alcohol, 8 parts of waterglass, 5 parts of acrylic emulsion, 7 parts of sodium carboxymethylcellulose, glass
Native 10 parts of the filler of 15 parts of glass microballon, 3 parts of hydrophober, mineral, processing aid 14,8 parts of fire retardant, 35 parts of water.
Glass microballoon in the present embodiment is hollow glass micropearl, and its granularity is 180-240 microns, 1-2 microns of wall thickness.
Hydrophober in the present embodiment is calcium stearate, aluminum stearate, sodium methyl silicate, compares 1 according to weight:2:1 composition
Mixture
Filler in the present embodiment is dolomite, potassium feldspar, perlite, kaolin, attapulgite compare 2 according to weight:1:1:2:
The mixture of 3 compositions, the dolomite, potassium feldspar, perlite, kaolin, attapulgite are to be calcined in the case where temperature is 710 DEG C
2 hours, 0.5 hour is incubated, is discharged after natural cooling, finally by the dolomite after calcining, potassium feldspar, perlite, kaolin, recessed
The powder that particle mean size is below 500nm is made in convex rod soil grinding.
Processing aid in the present embodiment is catalyst, surfactant, foaming agent, antioxidant, antistatic additive are according to weight
Amount compares 1:1:12:0.5:The mixture of 0.5 composition.
Catalyst in the present embodiment is tertiary amine catalyst, and the surfactant is silicone oil, and the foaming agent is penta
Alkanes foaming agent, the antioxidant is phosphite kind antioxidant, and the antistatic additive is ethoxylated fat race alkylamine
Antistatic additive.
Flame-retardant additive in the present embodiment is halogenated phosphate, chlorinated paraffin, flame retardant polyether polyol according to 2:1:3 groups
Into mixture.
A kind of preparation method of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, comprises the following steps：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 10 minutes, speed of agitator
200r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, are stirred in the case where temperature is 60 DEG C
15min, speed of agitator 200r/min are mixed, the mixture A of step 2 preparation is added, is cooled to 40 DEG C, 20 points of stirring is further continued for
Clock, speed of agitator is 400r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 35 DEG C, stir 10min,
Speed of agitator 150r/min, the mixture B, sodium carboxymethylcellulose, hydrophober for adding step 3 preparation continues to stir 15 points
Clock obtains mixture C；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 30MPa, will be into
Dried in feedstock module feeding baking oven after type, drying temperature is 70 DEG C, and drying time is 2 hours, and natural cooling is invented
Ventilating duct of central air conditioner heat preserving and insulating material.
Embodiment 2.
A kind of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, includes the raw material of following parts by weight：
70 parts of PPG, 20 parts of polyvinyl alcohol, 10 parts of waterglass, 9 parts of acrylic emulsion, 13 parts of sodium carboxymethylcellulose,
Native 16 parts of the filler of 20 parts of glass microballoon, 7 parts of hydrophober, mineral, 16 parts of processing aid, 14 parts of fire retardant, 45 parts of water.
Glass microballoon in the present embodiment is hollow glass micropearl, and its granularity is 180-240 microns, 1-2 microns of wall thickness.
Hydrophober in the present embodiment is calcium stearate, aluminum stearate, sodium methyl silicate, compares 1 according to weight:2:1 composition
Mixture
Filler in the present embodiment is dolomite, potassium feldspar, perlite, kaolin, attapulgite compare 2 according to weight:1:1:2:
The mixture of 3 compositions, the dolomite, potassium feldspar, perlite, kaolin, attapulgite are to be calcined in the case where temperature is 740 DEG C
2 hours, 0.5 hour is incubated, is discharged after natural cooling, finally by the dolomite after calcining, potassium feldspar, perlite, kaolin, recessed
The powder that particle mean size is below 500nm is made in convex rod soil grinding.
Processing aid in the present embodiment is catalyst, surfactant, foaming agent, antioxidant, antistatic additive are according to weight
Amount compares 1:1:12:0.5:The mixture of 0.5 composition.
Catalyst in the present embodiment is tertiary amine catalyst, and the surfactant is silicone oil, and the foaming agent is penta
Alkanes foaming agent, the antioxidant is phosphite kind antioxidant, and the antistatic additive is ethoxylated fat race alkylamine
Antistatic additive.
Flame-retardant additive in the present embodiment is halogenated phosphate, chlorinated paraffin, flame retardant polyether polyol according to 2:1:3 groups
Into mixture.
A kind of preparation method of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, comprises the following steps：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 20 minutes, speed of agitator
300r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, are stirred in the case where temperature is 70 DEG C
25min, speed of agitator 300r/min are mixed, the mixture A of step 2 preparation is added, is cooled to 50 DEG C, 30 points of stirring is further continued for
Clock, speed of agitator is 500 r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 45 DEG C, stir 20min,
Speed of agitator 250r/min, the mixture B, sodium carboxymethylcellulose, hydrophober for adding step 3 preparation continues to stir 25 points
Clock obtains mixture C；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 40MPa, will be into
Dried in feedstock module feeding baking oven after type, drying temperature is 80 DEG C, and drying time is 5 hours, and natural cooling is invented
Ventilating duct of central air conditioner heat preserving and insulating material.
Embodiment 3.
A kind of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, includes the raw material of following parts by weight：
65 parts of PPG, 15 parts of polyvinyl alcohol, 9 parts of waterglass, 7 parts of acrylic emulsion, 10 parts of sodium carboxymethylcellulose, glass
Native 13 parts of the filler of 14 parts of glass microballon, 5 parts of hydrophober, mineral, 15 parts of processing aid, 8-14 parts of fire retardant, 35-45 parts of water.
Glass microballoon in the present embodiment is hollow glass micropearl, and its granularity is 180-240 microns, 1-2 microns of wall thickness.
Hydrophober in the present embodiment is calcium stearate, aluminum stearate, sodium methyl silicate, compares 1 according to weight:2:1 composition
Mixture
Filler in the present embodiment is dolomite, potassium feldspar, perlite, kaolin, attapulgite compare 2 according to weight:1:1:2:
The mixture of 3 compositions, the dolomite, potassium feldspar, perlite, kaolin, attapulgite are to be calcined in the case where temperature is 725 DEG C
2 hours, 0.5 hour is incubated, is discharged after natural cooling, finally by the dolomite after calcining, potassium feldspar, perlite, kaolin, recessed
The powder that particle mean size is below 500nm is made in convex rod soil grinding.
Processing aid in the present embodiment is catalyst, surfactant, foaming agent, antioxidant, antistatic additive are according to weight
Amount compares 1:1:12:0.5:The mixture of 0.5 composition.
Catalyst in the present embodiment is tertiary amine catalyst, and the surfactant is silicone oil, and the foaming agent is penta
Alkanes foaming agent, the antioxidant is phosphite kind antioxidant, and the antistatic additive is ethoxylated fat race alkylamine
Antistatic additive.
Flame-retardant additive in the present embodiment is halogenated phosphate, chlorinated paraffin, flame retardant polyether polyol according to 2:1:3 groups
Into mixture.
A kind of preparation method of ventilating duct of central air conditioner heat preserving and insulating material of the present embodiment, comprises the following steps：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 15 minutes, speed of agitator
250r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, are stirred in the case where temperature is 65 DEG C
20min, speed of agitator 250r/min are mixed, the mixture A of step 2 preparation is added, is cooled to 45 DEG C, 25 points of stirring is further continued for
Clock, speed of agitator is 450r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 40 DEG C, stir 15min,
Speed of agitator 200r/min, the mixture B, sodium carboxymethylcellulose, hydrophober for adding step 3 preparation continues to stir 20 points
Clock obtains mixture C；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 35MPa, will be into
Dried in feedstock module feeding baking oven after type, drying temperature is 75 DEG C, and drying time is 3.5 hours, and natural cooling is sent out
Bright ventilating duct of central air conditioner heat preserving and insulating material.
A kind of ventilating duct of central air conditioner heat preserving and insulating material of the present invention has good heat insulating effect, material
Safety and environmental protection, antistatic, wear-resisting ageing-resistant, service life is longer, lighter weight, high comprehensive performance；The present invention is provided simultaneously
Preparation method, its material cost is relatively low, raw material is easy to get, technique is concise, is used as ventilating duct of central air conditioner insulation material
Material has higher practical value and good application prospect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (10)
1. a kind of ventilating duct of central air conditioner heat preserving and insulating material, it is characterised in that include the raw material of following parts by weight：
60-70 parts of PPG, 10-20 parts of polyvinyl alcohol, 8-10 parts of waterglass, 5-9 parts of acrylic emulsion, carboxymethyl cellulose
Plain sodium 7-13 parts, it is 15-20 parts of glass microballoon, 3-7 parts of hydrophober, native 10-16 parts of the filler of mineral, 14-16 parts of processing aid, fire-retardant
8-14 parts of agent, 35-45 parts of water.
2. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1, it is characterised in that in described
Centre ventilating duct for air-conditioner includes the raw material of following parts by weight with heat preserving and insulating material：
65 parts of PPG, 15 parts of polyvinyl alcohol, 9 parts of waterglass, 7 parts of acrylic emulsion, 10 parts of sodium carboxymethylcellulose, glass
Native 13 parts of the filler of 14 parts of glass microballon, 5 parts of hydrophober, mineral, 15 parts of processing aid, 8-14 parts of fire retardant, 35-45 parts of water.
3. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1 or 2, it is characterised in that institute
Glass microballoon is stated for hollow glass micropearl, its granularity is 180-240 microns, 1-2 microns of wall thickness.
4. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1 or 2, it is characterised in that institute
Hydrophober is stated for calcium stearate, aluminum stearate, sodium methyl silicate, compares 1 according to weight:2:The mixture of 1 composition.
5. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1 or 2, it is characterised in that institute
It is that dolomite, potassium feldspar, perlite, kaolin, attapulgite compare 2 according to weight to state the native filler of mineral:1:1:2:3 compositions
Mixture, it in temperature is that calcining is 2 small at 710-740 DEG C that the dolomite, potassium feldspar, perlite, kaolin, attapulgite, which are,
When, 0.5 hour is incubated, is discharged after natural cooling, finally by the dolomite after calcining, potassium feldspar, perlite, kaolin, bumps
The powder that particle mean size is below 500nm is made in rod soil grinding.
6. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1 or 2, it is characterised in that institute
State processing aid and compare 1 according to weight for catalyst, surfactant, foaming agent, antioxidant, antistatic additive:1:12:0.5:0.5
The mixture of composition.
7. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 6, it is characterised in that described to urge
Agent is tertiary amine catalyst, and the surfactant is silicone oil, and the foaming agent is pentane hydrocarbon blowing agents, the antioxidant
For phosphite kind antioxidant, the antistatic additive is ethoxylated fat race alkylamine antistatic additive.
8. a kind of ventilating duct of central air conditioner heat preserving and insulating material according to claim 1 or 2, it is characterised in that institute
State flame-retardant additive for halogenated phosphate, chlorinated paraffin, flame retardant polyether polyol according to 2:1:The mixture of 3 compositions.
9. a kind of method for preparing ventilating duct of central air conditioner heat preserving and insulating material as claimed in claim 1 or 2, its feature
It is, comprises the following steps：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 10-20 minutes, stirring turns
Fast 200-300r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, in the case where temperature is 60-70 DEG C
15-25min, speed of agitator 200-300r/min are stirred, the mixture A of step 2 preparation is added, is cooled to 40-50 DEG C, then
Continue to stir 20-30 minutes, speed of agitator is 400-500 r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 35-45 DEG C, stir 10-
20min, speed of agitator 150-250r/min, add step 3 preparation mixture B, sodium carboxymethylcellulose, hydrophober after
Continuous stirring obtains mixture C in 15-25 minutes；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 30-40MPa,
It will be dried in feedstock module feeding baking oven after shaping, drying temperature is 70-80 DEG C, and drying time is 2-5 hours, natural cooling
The ventilating duct of central air conditioner heat preserving and insulating material invented.
10. a kind of preparation method of ventilating duct of central air conditioner heat preserving and insulating material according to claim 9, its feature
It is, the step is：
Step one, weigh on request and prepare each component raw material；
Step 2, the native filler of mineral, glass microballoon, waterglass are mixed and added in mixer, stir 15 minutes, speed of agitator
250r/min, obtains mixture A；
Step 3, polyvinyl alcohol, acrylic emulsion, fire retardant are mixed and added in homogenizer, are stirred in the case where temperature is 65 DEG C
20min, speed of agitator 250r/min are mixed, the mixture A of step 2 preparation is added, is cooled to 45 DEG C, 25 points of stirring is further continued for
Clock, speed of agitator is 450r/min, and mixture B is made；
Step 4, PPG, water, processing aid are added in homogenizer, in the case where temperature is 40 DEG C, stir 15min,
Speed of agitator 200r/min, the mixture B, sodium carboxymethylcellulose, hydrophober for adding step 3 preparation continues to stir 20 points
Clock obtains mixture C；
Step 5, mixture C made from step 4 is imported in mould, is press-formed in the case where hydraulic press pressure is 35MPa, will be into
Dried in feedstock module feeding baking oven after type, drying temperature is 75 DEG C, and drying time is 3.5 hours, and natural cooling is sent out
Bright ventilating duct of central air conditioner heat preserving and insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565290.8A CN107151436A (en) | 2017-07-12 | 2017-07-12 | A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565290.8A CN107151436A (en) | 2017-07-12 | 2017-07-12 | A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107151436A true CN107151436A (en) | 2017-09-12 |
Family
ID=59796992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710565290.8A Withdrawn CN107151436A (en) | 2017-07-12 | 2017-07-12 | A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107151436A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285631A (en) * | 2018-02-27 | 2018-07-17 | 合肥帧讯低温科技有限公司 | Weather-resistance flame-retardant thermal insulation material and preparation method thereof is stablized in the light environmental protection of one kind |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106278354A (en) * | 2016-08-31 | 2017-01-04 | 张家口市凯博风房地产开发有限公司 | A kind of external-wall heat-insulation material and preparation method thereof |
-
2017
- 2017-07-12 CN CN201710565290.8A patent/CN107151436A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106278354A (en) * | 2016-08-31 | 2017-01-04 | 张家口市凯博风房地产开发有限公司 | A kind of external-wall heat-insulation material and preparation method thereof |
Non-Patent Citations (5)
| Title |
|---|
| 刘益军: "《聚氨酯原料及助剂手册》", 31 January 2013, 化学工业出版社 * |
| 李振国: "《土木工程材料》", 30 April 2017, 机械工程出版社 * |
| 李远才等: "《铸造造型材料使用手册》", 30 June 2015, 机械工业出版社 * |
| 陈泽森等: "《水性建筑涂料生产技术》", 31 January 2007, 中国纺织出版社 * |
| 黎四芳: "《从乙炔制取精细化学品》", 31 March 2016, 厦门大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285631A (en) * | 2018-02-27 | 2018-07-17 | 合肥帧讯低温科技有限公司 | Weather-resistance flame-retardant thermal insulation material and preparation method thereof is stablized in the light environmental protection of one kind |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101693795A (en) | Pasty heat-insulating elastic putty | |
| CN100337966C (en) | Composite heat insulatant thermal insulation material | |
| CN107473681A (en) | Calcium silicates sheet material and preparation method thereof | |
| CN104944846B (en) | Compression-resistant fireproof board and preparation method thereof | |
| CN104817295A (en) | Energy-saving and heat-insulating material and preparation method thereof | |
| CN105399385A (en) | Composite inorganic hydrous salt phase-change material and preparation method of composite inorganic thermal storage panel | |
| CN107244842A (en) | A kind of cracking resistance fireproof energy-saving thermal insulation board | |
| CN108774031A (en) | Complex fiber cement base inorganic external wall thermal-insulation material and its preparation method and application | |
| CN105924047B (en) | A kind of high temperature resistant environment-protective composite architectural materials and preparation method thereof | |
| CN107151436A (en) | A kind of ventilating duct of central air conditioner heat preserving and insulating material and preparation method thereof | |
| CN107188469A (en) | A kind of fire-resistant waterproof insulation material and preparation method thereof | |
| CN105924103B (en) | A kind of modified expanded perlite insulation board and its production method | |
| CN103589081A (en) | Novel expanded polystyrene resin | |
| CN103146290A (en) | Preparation method for aqueous composite thermal insulation coating | |
| CN104876633A (en) | Inorganic lightweight aggregate heat preservation and insulation board and preparation method thereof | |
| CN105948637B (en) | A kind of fiber reinforcement type modified expanded perlite insulation board and its production method | |
| CN107500707A (en) | A kind of building panel insulation material and its preparation technology | |
| CN104164170A (en) | Low-gloss high-reflectivity thermal-insulation powder paint | |
| CN112266198A (en) | Elastic heat-insulating slurry and preparation method thereof | |
| CN109111717A (en) | A kind of effective heat preserving and insulating material of air conditioner ventilation and preparation method thereof | |
| CN102924036A (en) | Magnesium-base aerogel compound fireproofing thermal-insulation plate and preparation method thereof | |
| CN105694324A (en) | Reflective thermal-insulation energy-saving outer wall plate for steel-structure buildings and manufacturing method of reflective thermal-insulation energy-saving outer wall plate | |
| CN108751791A (en) | A kind of fireproof and heat-insulating material and preparation method thereof | |
| CN101746998A (en) | Environment-friendly flame retarding building material and preparation method thereof | |
| CN107235656A (en) | A kind of heat-insulating heat-preserving material for building and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170912 |