CN110382578A - Heat insulator, heat insulating box, insulated door and freezing-cooling storeroom - Google Patents
Heat insulator, heat insulating box, insulated door and freezing-cooling storeroom Download PDFInfo
- Publication number
- CN110382578A CN110382578A CN201880014526.1A CN201880014526A CN110382578A CN 110382578 A CN110382578 A CN 110382578A CN 201880014526 A CN201880014526 A CN 201880014526A CN 110382578 A CN110382578 A CN 110382578A
- Authority
- CN
- China
- Prior art keywords
- polyurethane resin
- heat
- foaming
- heat insulator
- door
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Refrigerator Housings (AREA)
- Thermal Insulation (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The present invention includes foaming polyurethane resin (104) of the filling-foam in the space between insulated door (101) outer surface material (102) and inner surface material (103).Foaming polyurethane resin (104) is by least being foamed, being solidified to form by polyalcohol, polyisocyanate, pentamethylene and being injected into space as the mixture that constitutes of HFO1234ze that the boiling point under atmospheric pressure is 10 DEG C of HF hydrocarbons below.
Description
Technical field
The present invention relates in the internal foaming polyurethane resin with filling-foam heat insulator, with the heat-insulated of heat insulator
Cabinet, the insulated door with heat insulator and at least one of above-mentioned freezing-cooling storeroom.
Background technique
In recent years, from the viewpoint of global environment protection, society becomes the expectation of the technological development of effective use thermal energy
It is high.Under such background, in freezing-cooling storeroom, other than the energy-saving design of various parts and equipment entirety, also close
Infuse the exploitation of high-performance heat-insulating technique.In general, in freezing-cooling storeroom, polyurathamc tree is used as heat-barrier material
Rouge.
Foaming polyurethane resin as raw material polyalcohol and polyisocyanate other than adding foaming agent, can pass through
Foaming and molding and obtain.CFC and HCFC were used in the past as foaming agent, but has been noted depletion of the ozone layer and greenhouse effects of the earth
The problem of, use the foaming polyurethane resin of the pentamethylene of no freon to become mainstream in recent years.It but is foaming with pentamethylene
The foaming polyurethane resin of agent is compared with CFC and HCFC, and there are the pyroconductivity of gas height, the thermal insulations of foaming polyurethane resin
The problem of capable of being deteriorated.
Then, it proposes there is following scheme: using carbon dioxide as foaming agent, realize the microminiaturization of foaming bubble to reduce
Radiant heat transfer reduces pyroconductivity, is achieved in the solution of the above problem (for example, referring to patent document 1).
But in the case where using carbon dioxide as foaming agent, there is a problem of following.Due to the gas of carbon dioxide
The pyroconductivity of body is high, so the heat-proof quality of foaming polyurethane resin is deteriorated.In addition, the bumping when injecting raw material to space,
Biggish bubble is generated in foaming polyurethane resin, heat-proof quality is deteriorated.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2009-2629 bulletin
Summary of the invention
The present invention is completed in view of above-mentioned existing project, and the heat-proof quality for providing foaming polyurethane resin is outstanding
Heat insulator.In addition, the present invention provides the heat insulating box with above-mentioned heat insulator, the insulated door with above-mentioned heat insulator and has upper
State at least one of freezing-cooling storeroom.
Specifically, the heat insulator of an example of the invention has foaming polyurethane resin and filling-foam polyurathamc tree
The space of rouge.Foaming polyurethane resin is by will be at least by polyol component, polisocyanate component, as under atmospheric pressure
The mixture that 1st foaming agent of the boiling point for 10 DEG C of HF hydrocarbons below, the 2nd foaming agent as pentamethylene are constituted is injected into sky
Between in foamed, be solidified to form.
According to this structure, it can reduce the pyroconductivity of the gas in the bubble of foaming polyurethane resin, and drop
It is low to cause to generate larger bubble in framework because of bumping.In addition, according to this structure, foaming polyurethane resin can not produce
Foam to raw larger bubble.As a result, according to this structure, the heat-proof quality and tool of foaming polyurethane resin be can be improved
There is the heat-proof quality of the heat insulator of foaming polyurethane resin.
In addition, the pyroconductivity of 1st foaming agent is preferably in 15.0mW/mK or less in the heat insulator of an example of the invention.Root
According to such structure, HFO as the 1st foaming agent pyroconductivity of gas compared with carbon dioxide is low, so can be improved hair
Steep the heat-proof quality of polyurethane resin and the heat-proof quality of the heat insulator with foaming polyurethane resin.
In addition, the solubility that preferably the 1st foaming agent is dissolved in polyol component is dioxy in the heat insulator of an example of the invention
Change carbon and is dissolved in the solubility of polyol component or more.According to this structure, compared with carbon dioxide polyol component it is molten
Solution degree is high, so foaming polyurethane resin compares in foaming and mitigates vaporization, foams with capable of not generating larger bubble.
Thereby, it is possible to improve the heat-proof quality of the heat-proof quality of foaming polyurethane resin and the heat insulator with foaming polyurethane resin.
In addition, in the heat insulator of an example of the invention, the preferred HFO1234ze or HFO1233zd of the 1st foaming agent.1st hair
Infusion is made of the thermal conductivity ratio carbon dioxide of gas low HFO1234ze or HFO1233zd, so can be improved foaming
The heat-proof quality of the heat-proof quality of polyurethane resin and the heat insulator with foaming polyurethane resin.
In addition, preferably the core density of foaming polyurethane resin is 50kg/m in the heat insulator of an example of the invention3Below.
According to this structure, from density aspect, it can reduce the pyroconductivity of foaming polyurethane resin, so can be improved hair
Steep the heat-proof quality of polyurethane resin and the heat-proof quality of the heat insulator with foaming polyurethane resin.
In addition, in the heat insulator of an example of the invention, additive amount of preferably the 1st foaming agent relative to foaming polyurethane resin
It is 1% or more 10% or less.According to this structure, bumping occurs when being able to suppress the injection of foaming polyurethane resin, it can
Reduction generates larger bubble in foaming polyurethane resin.As a result, according to this structure, it can be improved foaming polyurethane resin
Heat-proof quality and the heat insulator with foaming polyurethane resin heat-proof quality.
In addition, the heat insulating box of an example of the invention can be by at least either of the feature with above-mentioned heat insulator
Heat insulator is constituted, and heat insulator has the shape of box-like.According to this structure, can obtain with outstanding heat-proof quality every
Hot tank body.
In addition, the insulated door of an example of the invention by the feature with above-mentioned heat insulator at least either insulated door
It constitutes.According to this structure, the insulated door with outstanding heat-proof quality can be obtained.
In addition, the freezing-cooling storeroom of an example of the invention includes: the cabinet for being provided with opening portion in one direction；With closing
The opening portion of cabinet forms the door that the mode of confined space configures；Cooling is carried out with to the confined space formed by cabinet and door
Cooling device.Cabinet can be made of the heat insulating box of at least either of the feature with above-mentioned heat insulator.According in this way
Structure, the freezing-cooling storeroom with outstanding heat-proof quality can be obtained.
In addition, the freezing-cooling storeroom of an example of the invention includes: the cabinet for being provided with opening portion in one direction；With closing
The opening portion of cabinet forms the door that the mode of confined space configures；Cooling is carried out with to the confined space formed by cabinet and door
Cooling device.Door can be made of the insulated door of at least either of the feature with above-mentioned heat insulator.According to such knot
Structure can obtain the freezing-cooling storeroom with outstanding heat-proof quality.
Detailed description of the invention
Fig. 1 is the sectional view of the insulated door of embodiments of the present invention 1.
Fig. 2 is the skeleton diagram for indicating the manufacturing method of insulated door of embodiments of the present invention 1.
Fig. 3 is the sectional view of the freezing-cooling storeroom of embodiments of the present invention 2.
Specific embodiment
Hereinafter, being illustrated referring to example of the attached drawing to embodiments of the present invention of the invention.Additionally, this invention is not limited to
The following embodiments and the accompanying drawings.
(embodiment 1)
Fig. 1 is the sectional view of the insulated door as heat insulator of embodiments of the present invention 1.Fig. 2 indicates of the invention
The skeleton diagram of the manufacturing method of the insulated door as heat insulator of embodiment 1.
As depicted in figs. 1 and 2, the insulated door 101 of embodiments of the present invention 1 is outer including forming being in for insulated door 101
The outer surface material 102 of side and inner surface material 103 in inside.In addition, the insulated door 101 of embodiments of the present invention 1
Including the closed space formed by outer surface material 102 and inner surface material 103.In addition, embodiments of the present invention 1 every
Hot topic 101 includes the hair of formation in the foam filled closed space between outer surface material 102 and inner surface material 103
Steep polyurethane resin 104.
Then, illustrate the manufacturing method of insulated door 101 (referring to Fig. 2).Firstly, the 1st foaming agent and the 2nd foaming agent are mixed
To polyalcohol 108.1st foaming agent is anti-form-1,1,1,3- tetrafluoropropene (HFO1234ze).HFO1234ze is under atmospheric pressure
Boiling point is that the pyroconductivity of the gas at -18.95 DEG C, 25 DEG C is 0.0136W/mK.2nd foaming agent is pentamethylene.
Then, in mixing head (mixing head) 107, polyisocyanate 109 is mixed by 105 He of pentamethylene
It in the polyalcohol 108 that HFO1234ze106 is mixed, and is injected on outer surface material 102, later, is installed at once
Inner surface material 103, space foaming and molding pentamethylene 105 between outer surface material 102 and inner surface material 103 and
HFO1234ze106.Insulated door 101 is manufactured as a result,.
Foaming and molding is in inner surface material 103 and outer surface material 102 and 104 opposite side quilt of foaming polyurethane resin
It is carried out under the fixed state (not shown) of frothing clamp, so that inner surface material 103 and outer surface material 102 will not foam
Deformation is depressed in the foaming of polyurethane resin 104.
Furthermore, it is possible to inlet be arranged in any one of outer surface material 102 or inner surface material 103, from inlet
Foaming polyurethane resin 104 is injected to the preparatory space installing outer surface material 102 and inner surface material 103 and being formed.It can be with
Water, surfactant and catalyst etc. are pre-mixed in polyalcohol 108.
The insulated door 101 for the present embodiment that such as above mode is constituted, which has, is formed in outer surface material 102 and Nei Biao
Space between plane materiel material 103.In addition, the insulated door 101 of present embodiment has foaming of the filling-foam in above-mentioned space poly-
Urethane resin 104.In addition, in the insulated door 101 of present embodiment, foaming polyurethane resin 104 is by will be at least by more
It is boiling point under the pentamethylene 105 of the liquid of the hydrocarbon of liquid, atmospheric pressure under first alcohol 108, polyisocyanate 109, room temperature is 10 DEG C
The mixture that the HFO1234ze106 of HFO below is constituted is injected into above-mentioned space and carries out foamed solidification and formed.
In addition, the insulated door 101 of present embodiment by use the pyroconductivity compared with carbon dioxide under gaseous state compared with
The foaming polyurethane resin 104 of low HFO1234ze106 is constituted.
According to this structure, the pyroconductivity of the foaming polyurethane resin 104 of foaming and molding is lower, and can be improved heat-insulated
The heat-proof quality of door 101.
In addition, the boiling point of HFO1234ze106 be about -19 DEG C, still, be dissolved in compared with carbon dioxide polyalcohol 108 at
The solubility divided is high, so gasifying in foaming than relatively slowly, foams with capable of not generating larger bubble.As a result, can
The heat-proof quality for enough improving foaming polyurethane resin 104, can be improved the heat-proof quality of insulated door 101.
In addition it is also possible to substitute HFO1234ze106, HFO1336mzz is used.HFO1336mzz and HFO1234ze106 phase
It is lower than the pyroconductivity of gas, so the pyroconductivity of the foaming polyurethane resin 104 of foaming and molding is lower, can be improved every
The heat-proof quality of hot topic 101.
(embodiment 2)
Fig. 3 is the skeleton diagram of the freezing-cooling storeroom of embodiments of the present invention 2.
In addition, the manufacturing method of the insulated door of the freezing-cooling storeroom of embodiments of the present invention 2 and embodiment party shown in Fig. 2
The manufacturing method of formula 1 is identical, in this description will be omitted.
As shown in figure 3, the freezing-cooling storeroom 201 of embodiments of the present invention 2 includes: that 1 direction is provided with opening portion
Heat insulating box 202；The insulated door 203 configured in a manner of the opening portion of sealing heat insulation box body 202；With to by heat insulating box
202 and insulated door 203 formed confined space (receiving room 204) carry out cooling cooling device 205.
The receiving rooms such as vegetable compartment, refrigerating chamber and freezing chamber are used as by the space that heat insulating box 202 and insulated door 203 are formed
204.Insulated door 203 is in a manner of the opening portion of sealing heat insulation box body 202 configured with multiple.In addition, in the formation of heat insulating box 202
There are multiple receiving rooms 204.
At least as freezing-cooling storeroom 201 most on receiving room 204 refrigerating chamber insulated door 203, by forming door
The outer surface material 102 (referring to Fig.1) in outside, the inner surface material 103 (referring to Fig.1) in inside and foam filled
The foaming polyurethane resin 104 in the substantially closed space between outer surface material 102 and inner surface material 103 is (referring to figure
1) it constitutes.Inner surface material 103 has the peripheral part in the face for the opposite side that the face contacted with foaming polyurethane resin 104 is arranged in
Protrusion.
In refrigerating chamber, in order to be easy to use, the shelf for placing plastic bottle, bottle and egg etc. is arranged in insulated door
203.It is provided in inner surface material 103 for protrusion required for fixed shelf.In addition, for fixed shelf, it can also not
Only setting protrusion also sets up recess portion.When closing insulated door 203, the protrusion of the peripheral part of inner surface material 103 is accommodated in refrigeration
Interior, to inhibit to refrigerate indoor cooling gas leakage to outside.Also, although it is not shown, still in order to inhibit cooling gas leakage, convex
It is more effective that gasket etc. is installed in portion periphery.
Cooling device 205 is made of compressor 205a, condenser 205b, expansion mechanism (not shown) and evaporator 205c.
Expansion portion mechanism configured with capillary and expansion valve etc. between condenser 205b and evaporator 205c.It is compressor 205a, cold
Condenser 205b and evaporator 205c is piped each other connects and composes refrigeration cycle.The cold air manufactured in the refrigeration cycle is fed into
Receiving room 204 will be cooling inside each receiving room 204.
Polyurethane resin 104 and above embodiment 1 are same, are foamed by pentamethylene 105 and HFO1234ze106
Shape and constitute.In addition, in the case where the raw material of 202 filling-foam polyurethane resin 104 of heat insulating box, in general, every
Inlet is arranged in the back side of hot tank body 202 or bottom surface, heat insulating box 202 is arranged in the downward mode in its opening portion, in vertical
Or horizontal direction injects raw material.
In the freezing-cooling storeroom 201 that such as above mode is constituted, heat insulating box 202 and insulated door 203 are by having at least
The heat insulator of the feature of one heat insulator 101 illustrated in above embodiment 1 is constituted.Specifically, present embodiment
Insulated door 203 is made of heat insulator, which is space of the filling-foam between outer surface material 102 and inner surface material
Foaming polyurethane resin 104 by least by be under polyalcohol 108, polyisocyanate 109, room temperature liquid hydrocarbon liquid
Pentamethylene 105 is injected into sky in the mixture that the HFO1234ze106 of 10 DEG C of HFO below is constituted as the boiling point under atmospheric pressure
Between middle progress foamed solidification and constitute.
Heat transfer in freezing-cooling storeroom 201 of the invention, compared with the existing carbon dioxide used under gaseous state
The lower HFO1234ze106 of rate is used to constitute the foaming polyurethane resin 104 of insulated door 203.As a result, according to this structure,
The pyroconductivity of the foaming polyurethane resin 104 of foaming and molding is lower, and can be improved the heat-proof quality of insulated door 203.In addition,
The boiling point of HFO1234ze106 is -19 DEG C, and HFO1234ze106 is dissolved in the solubility of 108 ingredient of polyalcohol compared with carbon dioxide
Height foams in which can not generate larger bubble (cavity) so gasifying when foaming than relatively slowly.Thereby, it is possible to improve
The heat-proof quality of foaming polyurethane resin 104 and the heat-proof quality of insulated door 203, can be improved the heat-insulated of freezing-cooling storeroom 201
Performance.
In addition, substitution HFO1234ze, can be used Z-1, and 1, Isosorbide-5-Nitrae, 4,4- hexafluoro -2- butylene (HFO1336mzz).
The boiling point of HFO1336mzz under atmospheric pressure is that the pyroconductivity of the gas at 7 DEG C, 25 DEG C is 10.5W/mK.HFO1336mzz with
HFO1234ze106 is lower compared to the pyroconductivity of gas, so the pyroconductivity of the foaming polyurethane resin 104 of foaming and molding
It is lower, can be improved the heat-proof quality of freezing-cooling storeroom 201.
(embodiment)
Hereinafter, HFO1234ze for the foaming polyurethane resin that can be suitable for freezing-cooling storeroom 201 or
The relationship of the pyroconductivity of the additive amount of HFO1336mzz and empty (void), enumerates embodiment and comparative example is illustrated.
Evaluation be by from freezing-cooling storeroom 201 remove foaming polyurethane resin 104 evaluate pyroconductivity and cavity and into
Capable.
Cavity is the bubble bigger than the average diameter of the bubble of foaming polyurethane resin 104.Cavity quantity be pass through by
Foaming polyurethane resin 104 is cut off in foaming direction, observes section, is counted the quantity in cavity and is measured.In freezing-cooling storeroom
In the case where 201, foaming direction is the direction vertical with wall thickness.
(table 1) indicates embodiment.
[table 1]
The additive amount recorded herein is the weight % relative to foaming polyurethane resin 104.In 1~embodiment of embodiment 5
HFO1234ze is used as the 1st foaming agent.The additive amount of carbon dioxide is 0.5wt% in comparative example 1.
In embodiment 1, the additive amount of HFO1234ze is 0.5wt%.Relative to comparative example 1, in embodiment 1, addition
Measure less, so the negligible amounts in cavity, but pyroconductivity hardly changes.
In example 2, the additive amount of HFO1234ze is 1.0wt%.It is empty relative to comparative example 1 about the additive amount
Pyroconductivity can be reduced about 1mW/mK by the negligible amounts in hole.
In embodiment 3, the additive amount of HFO1234ze is 5.0wt%.It is empty relative to comparative example 1 about the additive amount
Pyroconductivity can be reduced about 1mW/mK by the negligible amounts in hole.
In example 4, the additive amount of HFO1234ze is 10.0wt%.About the additive amount, empty quantity and implementation
Example 2 is compared with embodiment 3 slightly to be increased.Pyroconductivity can reduce about 0.7mW/mK relative to comparative example 1.
In embodiment 5, the additive amount of HFO1234ze is 15.0wt%.In the case where the additive amount, empty quantity
Increase.Therefore, pyroconductivity gets higher 0.5mW/mK relative to comparative example 1.
As comprehensive evaluation, the additive amount of 2~embodiment of preferred embodiment 4, i.e. HFO1234ze are in 1wt% or more
10% or less.In 2~embodiment of embodiment 4, the core density of foaming polyurethane resin 104 is 50kg/m3Below.Core density is
Foaming polyurethane resin 104 in addition to surface cortex part density.
According to the above results, the additive amount of HFO1234ze is in 1wt% or more 10% hereinafter, production when being able to suppress injection
Raw bumping can reduce the case where larger bubble is generated in foaming polyurethane resin 104, so can be improved polyurathamc
The heat-proof quality of resin 104.Thereby, it is possible to improve the heat-proof quality of freezing-cooling storeroom 201.
(table 2) indicates another embodiment.
[table 2]
The additive amount recorded herein is the weight % relative to foaming polyurethane resin 104.In 6~embodiment of embodiment 10
HFO1336mzz is used as the 1st foaming agent.The additive amount of carbon dioxide is 0.5wt% in comparative example 1.
In embodiment 6, the additive amount of HFO1336mzz is 0.7wt%.Add in embodiment 6 relative to comparative example 1
Dosage is less, and pyroconductivity only changes seldom.
In embodiment 7, the additive amount of HFO1336mzz is 1.4wt%.It is empty relative to comparative example 1 about the additive amount
Pyroconductivity can be reduced about 1.3mW/mK by the negligible amounts in hole.
In embodiment 8, the additive amount of HFO1336mzz is 7.0wt%.About the additive amount, relative to comparative example 1, cavity
Negligible amounts, can by pyroconductivity reduce about 1.5mW/mK.
In embodiment 9, the additive amount of HFO1336mzz is 14.0wt%.In the case where the additive amount, empty number
Amount slightly increases compared with embodiment 7 and 8.Pyroconductivity can reduce about 1.2mW/mK relative to comparative example 1.
In embodiment 10, the additive amount of HFO1336mzz is 21.0wt%.In the case where the additive amount, empty number
Amount increases.Accordingly, with respect to comparative example 1, pyroconductivity gets higher 0.2mW/mK.
As comprehensive evaluation, the additive amount of 7~embodiment of preferred embodiment 8, i.e. HFO1336mzz are in 1.4wt% or more
14% or less.In 7~embodiment of embodiment 8, the core density of foaming polyurethane resin 104 is 50kg/m3Below.Core density is
Foaming polyurethane resin 104 in addition to surface cortex part density.
According to the above results, the additive amount of HFO1336mzz is in 1.4wt% or more 14% hereinafter, when being able to suppress injection
Bumping is generated, can reduce the case where generating larger bubble in foaming polyurethane resin 104.It is poly- thereby, it is possible to improve foaming
The heat-proof quality of urethane resin 104.Thereby, it is possible to improve the heat-proof quality of freezing-cooling storeroom 201.
Industrial utilizability
The present invention can reduce the pyroconductivity of foaming polyurethane resin, and can reduce because raw when bumping causes to foam
At larger bubble, the heat insulator for improving heat-proof quality, heat insulating box, insulated door and freezing-cooling storeroom are provided.It freezes as a result, cold
Zang Ku can be applicable to container and the storage etc. of higher heat-proof quality certainly.
Description of symbols
101 insulated doors
102 outer surface materials
103 inner surface materials
104 foaming polyurethane resins
105 pentamethylene
106 HFO1234ze
108 polyalcohols
109 polyisocyanate
201 freezing-cooling storerooms
202 heat insulating boxes
203 insulated doors
204 receiving rooms
205 cooling devices
205a compressor
205b condenser
205c evaporator.
Claims (10)
1. a kind of heat insulator characterized by comprising
Foaming polyurethane resin；With
The space that the foaming polyurethane resin is filled and foams,
The foaming polyurethane resin is by will be at least by polyol component, polisocyanate component, as under atmospheric pressure
The mixture that 1st foaming agent of the boiling point for 10 DEG C of HF hydrocarbons below, the 2nd foaming agent as pentamethylene are constituted is injected into institute
It states in space and is foamed, is solidified to form.
2. heat insulator as described in claim 1, it is characterised in that:
The pyroconductivity of 1st foaming agent is 15.0mW/mK or less.
3. heat insulator as claimed in claim 1 or 2, it is characterised in that:
1st foaming agent is dissolved in the solubility of the polyol component, is dissolved in the molten of the polyol component for carbon dioxide
Xie Du or more.
4. heat insulator as claimed any one in claims 1 to 3, it is characterised in that:
1st foaming agent is HFO1234ze or HFO1336mzz.
5. heat insulator as claimed any one in claims 1 to 3, it is characterised in that:
The core density of the foaming polyurethane resin is 50kg/m3Below.
6. the heat insulator as described in any one of claims 1 to 5, it is characterised in that:
1st foaming agent is 1% or more 10% or less relative to the additive amount of the foaming polyurethane resin.
7. a kind of heat insulating box, it is characterised in that:
By heat insulator described in any one of claims 1 to 6 there is the shape of box-like to be formed.
8. a kind of insulated door, it is characterised in that:
With heat insulator described in any one of claims 1 to 6.
9. a kind of freezing-cooling storeroom characterized by comprising
It is provided with the cabinet of opening portion in one direction；
The door that the opening portion to close the cabinet configures in a manner of forming confined space；With
Cooling cooling device is carried out to the confined space formed by the cabinet and the door, wherein
The cabinet is heat insulating box as claimed in claim 7.
10. a kind of freezing-cooling storeroom characterized by comprising
It is provided with the cabinet of opening portion in one direction；
The door that the opening portion to close the cabinet configures in a manner of forming confined space；With
Cooling cooling device is carried out to the confined space formed by the cabinet and the door, wherein
The door is insulated door according to any one of claims 8.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-038345 | 2017-03-01 | ||
| JP2017038345 | 2017-03-01 | ||
| PCT/JP2018/006347 WO2018159430A1 (en) | 2017-03-01 | 2018-02-22 | Heat-insulating body, heat-insulating box body, heat-insulating door, and refrigerator-freezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110382578A true CN110382578A (en) | 2019-10-25 |
Family
ID=63371324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880014526.1A Pending CN110382578A (en) | 2017-03-01 | 2018-02-22 | Heat insulator, heat insulating box, insulated door and freezing-cooling storeroom |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPWO2018159430A1 (en) |
| CN (1) | CN110382578A (en) |
| WO (1) | WO2018159430A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099646A (en) * | 2008-07-17 | 2011-06-15 | 松下电器产业株式会社 | Heat insulator, heat-insulating box object, heat-insulating door, and refrigerator |
| CN104066780A (en) * | 2011-12-02 | 2014-09-24 | 纳幕尔杜邦公司 | Foam expansion agent compositions containing z-1,1,1,4,4,4-hexafluoro-2-butene and their uses in the preparation of polyurethane and polyisocyanurate polymer foams |
| CN104271650A (en) * | 2011-12-09 | 2015-01-07 | 霍尼韦尔国际公司 | Foams and articles made from foams containing HCFO or HFO blowing agents |
| CN104788642A (en) * | 2015-05-11 | 2015-07-22 | 南京林业大学 | Hard polyurethane foam for ultralow-temperature insulation and preparation method thereof |
| CN105601978A (en) * | 2015-11-10 | 2016-05-25 | 南京红宝丽聚氨酯有限公司 | Hard polyurethane foam |
| CN105985503A (en) * | 2016-06-20 | 2016-10-05 | 海信容声(广东)冰箱有限公司 | Polyurethane reaction composition for negative pressure foaming and method for preparing polyurethane foam by using composition |
| CN106062054A (en) * | 2014-01-27 | 2016-10-26 | 科慕埃弗西有限公司 | Cryogenic insulation foam |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112012005374A2 (en) * | 2009-09-09 | 2016-03-29 | Arkema Inc | polyurethane foam improvement processes and foam properties using halogenated olefin blowing agents |
| US20110144216A1 (en) * | 2009-12-16 | 2011-06-16 | Honeywell International Inc. | Compositions and uses of cis-1,1,1,4,4,4-hexafluoro-2-butene |
-
2018
- 2018-02-22 WO PCT/JP2018/006347 patent/WO2018159430A1/en active Application Filing
- 2018-02-22 JP JP2019502919A patent/JPWO2018159430A1/en active Pending
- 2018-02-22 CN CN201880014526.1A patent/CN110382578A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102099646A (en) * | 2008-07-17 | 2011-06-15 | 松下电器产业株式会社 | Heat insulator, heat-insulating box object, heat-insulating door, and refrigerator |
| CN104066780A (en) * | 2011-12-02 | 2014-09-24 | 纳幕尔杜邦公司 | Foam expansion agent compositions containing z-1,1,1,4,4,4-hexafluoro-2-butene and their uses in the preparation of polyurethane and polyisocyanurate polymer foams |
| CN104271650A (en) * | 2011-12-09 | 2015-01-07 | 霍尼韦尔国际公司 | Foams and articles made from foams containing HCFO or HFO blowing agents |
| CN106062054A (en) * | 2014-01-27 | 2016-10-26 | 科慕埃弗西有限公司 | Cryogenic insulation foam |
| CN104788642A (en) * | 2015-05-11 | 2015-07-22 | 南京林业大学 | Hard polyurethane foam for ultralow-temperature insulation and preparation method thereof |
| CN105601978A (en) * | 2015-11-10 | 2016-05-25 | 南京红宝丽聚氨酯有限公司 | Hard polyurethane foam |
| CN105985503A (en) * | 2016-06-20 | 2016-10-05 | 海信容声(广东)冰箱有限公司 | Polyurethane reaction composition for negative pressure foaming and method for preparing polyurethane foam by using composition |
Non-Patent Citations (1)
| Title |
|---|
| 唐建鹏，等: ""HFO-1234ze在硬质聚氨酯泡沫中的应用研究"", 《塑料工业》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2018159430A1 (en) | 2019-12-19 |
| WO2018159430A1 (en) | 2018-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI471516B (en) | Insulation, insulation box, insulated doors and frozen storage | |
| KR20140137108A (en) | refrigerator and manufacturing method thereof | |
| CN105985503A (en) | Polyurethane reaction composition for negative pressure foaming and method for preparing polyurethane foam by using composition | |
| JP2010236770A (en) | Heat insulating housing and refrigerator-freezer | |
| CN103341944B (en) | Foaming method | |
| CN110382578A (en) | Heat insulator, heat insulating box, insulated door and freezing-cooling storeroom | |
| CN110483828A (en) | A kind of foaming agent, polyurethane foamed composite object, polyurethane foam and its preparation method and application | |
| CN103249536A (en) | Device and method for manufacturing expanded polyurethane foam, and heat insulation structure | |
| JP2015199798A (en) | Premix polyol for rigid polyurethane foam and refrigerator | |
| JP2011163639A (en) | Heat insulating door, method of manufacturing heat insulating door, and refrige-freezer | |
| JP5891106B2 (en) | Rigid urethane foam, insulated door and insulated box for refrigerator using rigid urethane foam, premix polyol for producing rigid urethane foam, and method for producing insulated box or insulated door | |
| JP2018179407A (en) | Refrigerator | |
| CN101928375A (en) | Environmentally friendly polyurethane-isocyurnate material | |
| JP5878423B2 (en) | Rigid polyurethane foam and premix polyol for manufacturing rigid polyurethane foam | |
| JP5889707B2 (en) | Premix polyol composition for rigid urethane foam, method for producing rigid urethane foam using the same, and insulated door body | |
| CN101144674A (en) | Insulator for cooling device | |
| KR101128537B1 (en) | The back board for refrigerator using the aerogel | |
| WO2013140806A1 (en) | Heat insulated box and refrigerator | |
| JP5801247B2 (en) | Heat insulation door, heat insulation box and method for manufacturing heat insulation door | |
| JP2014206336A (en) | Refrigerator | |
| JP2011094897A (en) | Heat insulating case body, refrigerator-freezer, method of manufacturing the heat insulating case body and method of manufacturing the refrigerator-freezer | |
| JP2009002629A (en) | Heat insulating box body | |
| JP2012159240A (en) | Heat insulation box body, and refrigerator-freezer | |
| JP2011099573A (en) | Method of manufacturing heat insulating housing | |
| KR20120127187A (en) | Insulation box |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191025 |