CN103979184B - A kind of preparation method of pull bar incubator and its heat-insulation layer - Google Patents
A kind of preparation method of pull bar incubator and its heat-insulation layer Download PDFInfo
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- CN103979184B CN103979184B CN201410173903.XA CN201410173903A CN103979184B CN 103979184 B CN103979184 B CN 103979184B CN 201410173903 A CN201410173903 A CN 201410173903A CN 103979184 B CN103979184 B CN 103979184B
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- incubator
- outer container
- pull bar
- acid
- phenolic resin
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Abstract
The invention provides the preparation method of a kind of pull bar incubator and its heat-insulation layer, pull bar incubator includes incubator and outer container, and incubator is placed in the cavity of outer container；The incubator is provided with concave surface；Cavity inner wall is provided with the convex surface to match with concave surface；The bottom of outer container is provided with wheel, and rear is provided with telescopic lever；The top of incubator is provided with case lid；The material of the casing of the incubator includes two layers of plastic housing and intermediate insulating layer.The preparation method of heat-insulation layer：Expandable phenolic resin is first synthesized with phenol, formalin and sodium hydrate aqueous solution；Modified phenolic foam plate is made after again mixing expandable phenolic resin, foaming agent, surfactant, curing agent and modifying agent.Pull bar incubator provided by the invention, high insulating effect, outer container can both protect incubator without damage, again convenient to carry；The preparation method of heat-insulation layer provided by the invention, high insulating effect, thickness of thin, the tank material of good toughness can be prepared.
Description
Technical field
The present invention relates to the preparation method of a kind of pull bar incubator and its heat-insulation layer.
Background technology
Existing incubator easily causes the depression of incubator damage or insulation tank wall, limitation under the impulsive force in the external world
The service life and using effect of incubator, and often need to spend substantial amounts of muscle power when carrying.
At present, in the industrial production, application is more widely traditional insulation material, such as：Polystyrene and polyurethane
Foam, but both insulation materials are very bad in fire-retardant aspect performance, it is incendivity to meet naked light even Mars, and is being fired
The toxic gas that all there is significant damage to environment and the mankind can be produced during burning；Further, since in terms of thermal conductivity of material
Difference, insulation material made of polystyrene and polyurethane foam, it generally requires bigger thickness and can be only achieved ideal
Heat insulation effect.
Phenol-formaldehyde resin（Phenolic resin PR）It is that heat reactivity oligomer the most ancient is used in plastics industry,
This kind of polymer has excellent heat endurance, fire line and chemical resistance, and its curing molding is very convenient.But its material
Matter more crisp easily efflorescence and acid stronger in itself, it is therefore desirable to be modified to material, can just obtain the superior phenolic aldehyde of combination property
Foam heat-insulating board.
The content of the invention
It is an object of the invention to provide the preparation method of a kind of pull bar incubator and its heat-insulation layer.
The present invention is to solve insulation that is fragile existing for existing incubator, carrying inconvenient and existing incubator
The defects of layer heat insulation effect is not ideal enough.
The present invention solve technical problem technical scheme be：A kind of pull bar incubator, including incubator, in addition to outer container,
The outer container is provided with the cavity to match with incubator；The incubator is placed in the cavity of outer container；The front side of the incubator
Provided with the concave surface of left and right two, two concave surfaces in left and right also are provided with rear side of the incubator；The front side of the cavity inner wall and rear side
It is equipped with the convex surface to match with the incubator concave surface；The bottom of the outer container is provided with wheel；The rear of the outer container is provided with
Telescopic lever；The top of the incubator is provided with case lid；The material of the casing of the incubator is lamination layer structure；It is described compound
Layer shares three layers, including two layers of plastic housing and intermediate insulating layer, is connected between each layer by adhesive；The two layers of plastic shell
The material of body is LLDPE；The material of the intermediate insulating layer is modified foaming phenolic resin；The outer container
Material is ABS resin.
The outer surface of the outer container is coated with wearing layer.
Described wearing layer is PU coatings.
The left and right sides of the outer container is provided with handgrip；Described case lid is flip designs.
A kind of preparation method of pull bar haybox cooking layer, the preparation method mainly comprise the following steps：
A. expandable phenolic resin synthesizes：Using phenol, formalin as raw material, it is catalyzed with sodium hydrate aqueous solution
Agent, in the reactor equipped with agitator, protractor and reflux condensate device, add phenol according to a certain percentage and formaldehyde is water-soluble
Liquid, 35~40 DEG C are warming up to, under fast stirring, sodium hydrate aqueous solution are added into system, after being added dropwise, 55~60
At DEG C, after reacting 1~3 hour, 80~85 DEG C are warming up to, then is reacted 2~4 hours, reaction terminates, with sour regulation system after cooling
PH value be 6.5~7.5, vacuum dehydration to appropriate viscosity, obtain expandable phenolic resin；
B. prepared by modified phenolic foam plate：By a certain proportion of expandable phenolic resin, foaming agent, surfactant and
After the mixing of curing agent high-speed stirred, temperature is raised, modifying agent base polyurethane prepolymer for use as is added when temperature is increased to 55~60 DEG C, so
Afterwards in 70~80 DEG C of lower foaming 20 minutes, mixture is poured into rapidly in preheated mould, mould is put into 70~80 DEG C
In constant temperature oven, mould is taken out after 10~15 minutes, then is cured 30 minutes at 45~50 DEG C, obtains modified phenolic foam
Plate.
The foaming agent is petroleum ether；The curing agent is the mixed acid of phosphoric acid and benzene sulfonic acid；The surfactant is
Tween 80 and Span 80 mixture.
The acid for adjusting pH value is the one of which in hydrochloric acid, phosphoric acid, glacial acetic acid or p-methyl benzenesulfonic acid.
The beneficial effect comprise that：Compared with prior art, pull bar incubator provided by the invention, have very
Good heat insulation effect, the pull bar outer container of its ABS material can both protect incubator without damage, again convenient to carry；The present invention carries
The preparation method of the heat-insulation layer of confession, high insulating effect, thickness of thin, the tank material of good toughness can be prepared.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of the present invention.
Fig. 2 is the Structure explosion diagram of the present invention.
Embodiment
With reference to embodiment, the invention will be further described.
As illustrated in fig. 1 and 2, a kind of pull bar incubator, including incubator 2, in addition to outer container 7, the outer container 7 are provided with and guarantor
The cavity 4 that incubator 2 matches；The incubator 2 is placed in the cavity 4 of outer container；The front side of the incubator 2 is provided with left and right two
Concave surface 9, two concave surfaces in left and right also are provided with rear side of the incubator；The front side of the inwall of cavity 4 and rear side is equipped with and institute
State the convex surface 8 that incubator concave surface matches；Concave surface 9 is mutually matched with convex surface 8, and incubator 2 can be fixed on to the cavity 4 of outer container
It is interior.The bottom of the outer container 7 is provided with wheel 6, and the rear of the outer container 7 is provided with telescopic lever 3, very convenient during carrying.It is described
The top of incubator 2 is provided with case lid 1；The material of the casing of the incubator 2 is lamination layer structure；The composite bed shares three
Layer, including two layers of plastic housing and intermediate insulating layer, it is connected by adhesive between each layer；The material of the two layers of plastic housing
For LLDPE；The material of the intermediate insulating layer is modified foaming phenolic resin；The material of the outer container 7 is
ABS resin, the outer surface of the outer container 7 are coated with PU wear-resistant coatings.The left and right sides of the outer container 7 is provided with handgrip 5；Described
Case lid 1 is flip designs.
A kind of preparation method of pull bar haybox cooking layer, the preparation method mainly comprise the following steps：
A. expandable phenolic resin synthesizes：Using phenol, formalin as raw material, it is catalyzed with sodium hydrate aqueous solution
Agent, in the reactor equipped with agitator, protractor and reflux condensate device, add phenol according to a certain percentage and formaldehyde is water-soluble
Liquid, 40 DEG C are warming up to, under fast stirring, sodium hydrate aqueous solution are added into system, after being added dropwise, at 60 DEG C, instead
After answering 2 hours, be warming up to 80 DEG C, then react 3 hours, reaction terminates, after cooling with the pH value of glacial acetic acid regulation system for 6.5~
7.5, vacuum dehydration to appropriate viscosity, obtain expandable phenolic resin；
B. prepared by modified phenolic foam plate：By a certain proportion of expandable phenolic resin, foaming agent, surfactant and
After the mixing of curing agent high-speed stirred, temperature is raised, modifying agent base polyurethane prepolymer for use as, Ran Hou are added when temperature is increased to 60 DEG C
80 DEG C of lower foaming 20 minutes, mixture is poured into rapidly in preheated mould, mould is put into 80 DEG C of constant temperature ovens, 10
Mould is taken out after~15 minutes, then is cured 30 minutes at 50 DEG C, obtains modified phenolic foam plate.The foaming agent is oil
Ether；The curing agent is the mixed acid of phosphoric acid and benzene sulfonic acid；The surfactant is Tween 80 and Span 80 mixing
Thing.
Claims (1)
1. a kind of pull bar incubator, including incubator, it is characterised in that be also provided with and incubator phase including outer container, the outer container
The cavity matched somebody with somebody；The incubator is placed in the cavity of outer container；The front side of the incubator is provided with two concave surfaces in left and right, the insulation
Two concave surfaces in left and right also are provided with rear side of case；The front side of the cavity inner wall and rear side are equipped with and incubator concave surface phase
The convex surface matched somebody with somebody；The bottom of the outer container is provided with wheel；The rear of the outer container is provided with telescopic lever；Set above the incubator
There is case lid；The material of the casing of the incubator is lamination layer structure；The composite bed shares three layers, including two layers of plastic housing
And intermediate insulating layer, it is connected by adhesive between each layer；The material of the two layers of plastic housing is LLDPE；
The material of the intermediate insulating layer is modified foaming phenolic resin；The material of the outer container is ABS resin；The appearance of the outer container
Face is coated with wearing layer, and described wearing layer is PU coatings；The left and right sides of the outer container is provided with handgrip；Described case lid is to turn over
Lid design；
The preparation method of pull bar haybox cooking layer mainly comprises the following steps：
A. expandable phenolic resin synthesizes：Using phenol, formalin as raw material, catalyst is done with sodium hydrate aqueous solution,
In reactor equipped with agitator, protractor and reflux condensate device, phenol and formalin are added according to a certain percentage, are risen
Temperature under fast stirring, sodium hydrate aqueous solution is added into system to 35~40 DEG C, after being added dropwise, at 55~60 DEG C,
After reaction 1~3 hour, 80~85 DEG C are warming up to, then is reacted 2~4 hours, reaction terminates, with the PH of sour regulation system after cooling
It is worth for 6.5~7.5, vacuum dehydration to appropriate viscosity, obtains expandable phenolic resin；
B. prepared by modified phenolic foam plate：By a certain proportion of expandable phenolic resin, foaming agent, surfactant and solidification
After the mixing of agent high-speed stirred, temperature is raised, modifying agent base polyurethane prepolymer for use as, Ran Hou are added when temperature is increased to 55~60 DEG C
Foamed 20 minutes at 70~80 DEG C, mixture is poured into rapidly in preheated mould, mould is put into 70~80 DEG C of constant temperature dries
In case, mould is taken out after 10~15 minutes, then is cured 30 minutes at 45~50 DEG C, obtains modified phenolic foam plate；It is described
Foaming agent is petroleum ether；The curing agent is the mixed acid of phosphoric acid and benzene sulfonic acid；The surfactant is the Hes of Tween 80
Span 80 mixture；The acid for adjusting pH value is the one of which in hydrochloric acid, phosphoric acid, glacial acetic acid or p-methyl benzenesulfonic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173903.XA CN103979184B (en) | 2014-04-29 | 2014-04-29 | A kind of preparation method of pull bar incubator and its heat-insulation layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173903.XA CN103979184B (en) | 2014-04-29 | 2014-04-29 | A kind of preparation method of pull bar incubator and its heat-insulation layer |
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| Publication Number | Publication Date |
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| CN103979184A CN103979184A (en) | 2014-08-13 |
| CN103979184B true CN103979184B (en) | 2017-11-17 |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110372990A (en) * | 2019-07-17 | 2019-10-25 | 江苏中电创达建设装备科技有限公司 | A kind of Phonelic foam sandwich board preparation method and the battenboard with this method production |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563131A (en) * | 2004-04-12 | 2005-01-12 | 厦门高特高新材料有限公司 | Phenol-formaldehyde resin modified, preparation method, and application in preparing pheol formaldehyde foam |
| CN101113226A (en) * | 2006-07-27 | 2008-01-30 | 上海韩利博防火保温材料有限公司 | Pnenolic aldehyde foaming sheet and fixed foaming process |
| CN202115884U (en) * | 2011-07-14 | 2012-01-18 | 平湖美嘉保温容器工业有限公司 | Heat insulation box with soft bag and pull rod |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050279123A1 (en) * | 2004-06-17 | 2005-12-22 | John Maldonado | Hardside cooler with soft cover |
| CN101279665A (en) * | 2007-07-19 | 2008-10-08 | 上海万科包装材料厂 | Thermal insulation box body |
| US20120273505A1 (en) * | 2011-04-29 | 2012-11-01 | Bose Joseph M | Serving Stand Cooler |
| CN202115793U (en) * | 2011-07-14 | 2012-01-18 | 平湖美嘉保温容器工业有限公司 | Combined heat insulation box |
| CN203237602U (en) * | 2013-03-14 | 2013-10-16 | 何红旗 | Pull rod wine box |
| CN203793840U (en) * | 2014-04-29 | 2014-08-27 | 平湖美嘉保温容器工业有限公司 | Draw-bar thermal insulation box |
-
2014
- 2014-04-29 CN CN201410173903.XA patent/CN103979184B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563131A (en) * | 2004-04-12 | 2005-01-12 | 厦门高特高新材料有限公司 | Phenol-formaldehyde resin modified, preparation method, and application in preparing pheol formaldehyde foam |
| CN101113226A (en) * | 2006-07-27 | 2008-01-30 | 上海韩利博防火保温材料有限公司 | Pnenolic aldehyde foaming sheet and fixed foaming process |
| CN202115884U (en) * | 2011-07-14 | 2012-01-18 | 平湖美嘉保温容器工业有限公司 | Heat insulation box with soft bag and pull rod |
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| CN103979184A (en) | 2014-08-13 |
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Address after: 314200 Xinggang Road 1389, Dushangang Town, Pinghu City, Zhejiang Province Patentee after: Zhejiang Garter thermal insulation Polytron Technologies Inc Address before: 314200 Xinggang Road 1389, Dushangang Town, Pinghu City, Zhejiang Province Patentee before: Pinghu Meijia Thermal Insulation Container Industry Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: The invention relates to a pull rod heat preservation box and a preparation method of the heat preservation layer thereof Effective date of registration: 20210419 Granted publication date: 20171117 Pledgee: Agricultural Bank of China Limited by Share Ltd. Pinghu branch Pledgor: ZHEJIANG GINT THERMAL INSULATION TECHNOLOGY Co.,Ltd. Registration number: Y2021330000313 |