CN110016116A - Polyurethane adiabatic gum, its production method for preparing raw material and its raw material - Google Patents
Polyurethane adiabatic gum, its production method for preparing raw material and its raw material Download PDFInfo
- Publication number
- CN110016116A CN110016116A CN201910330480.0A CN201910330480A CN110016116A CN 110016116 A CN110016116 A CN 110016116A CN 201910330480 A CN201910330480 A CN 201910330480A CN 110016116 A CN110016116 A CN 110016116A
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- Prior art keywords
- polyether polyol
- raw material
- glycol
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- component
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Classifications
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- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
Abstract
The invention discloses the production methods for preparing raw material and its raw material of a kind of polyurethane adiabatic gum and this kind the polyurethane adiabatic gum.This kind prepares raw material, is used to prepare polyurethane adiabatic gum, described to prepare each constituent of raw material and its weight percent are as follows: polyether polyol: 69.5-70.5%；Propylene glycol: 5.5-6.5%；Dipropylene glycol: 4.35-4.45%；Ethylene glycol: 9.5-10.5%；Diethylene glycol: 7.5-8.5%；Amine catalyst: 0.45-0.55%；Tin catalyst: 0.05-0.15%；Deicer: 0.5-1.5%；Also, the polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols.The polyurethane adiabatic gum for preparing raw material and obtaining provided through the embodiment of the present invention, has that heat-insulating and energy-saving effect is good, intensity is high, good airproof performance, the advantages of lasting a long time.
Description
Technical field
The present embodiments relate to thermal insulation material preparation field more particularly to a kind of polyurethane adiabatic gum, its prepare raw material
And its production method of raw material.
Background technique
Polyurethane thermal insulator is made of polyurethane material, be using isocyanates and polyethers as primary raw material, foaming agent,
It under the action of a variety of auxiliary agents such as catalyst, fire retardant, is mixed by professional equipment, through height made of high pressure painting foam-in-place
Molecularly Imprinted Polymer.Polyurethane foam has soft bubble and two kinds of hard bubble.Soft bubble is open-celled structure, and hard bubble is hole-closing structure；Soft bubble is divided into again
Skinning and not two kinds of skinning.
The application range of polyurethane thermal insulator is very extensive, especially in furniture, bed accessory, transport, refrigeration, building, insulation
Deng, it has also become one of indispensable material.
Relatively conventional polyurethane thermal insulator is polyurethane heat insulating strip in the prior art, is generally mounted to aluminium alloy door
On window, form penetrating bar type broken-bridge aluminum alloy door and window, but the heat-insulating and energy-saving effect of this kind of product is poor, and intensity is lower, leakproofness compared with
Difference, service life are relatively short.
Summary of the invention
The embodiment of the present invention be designed to provide a kind of heat-insulating and energy-saving effect is good, intensity is high, good airproof performance, the service life compared with
Long polyurethane adiabatic gum, and a kind of production method for preparing raw material and its raw material of polyurethane adiabatic gum is provided.
First aspect of the embodiment of the present invention provide it is a kind of prepare raw material, be used to prepare polyurethane adiabatic gum, the preparation
Each constituent of raw material and its weight percent are as follows:
Polyether polyol: 69.5-70.5%；
Propylene glycol: 5.5-6.5%；
Dipropylene glycol: 4.35-4.45%；
Ethylene glycol: 9.5-10.5%；
Diethylene glycol: 7.5-8.5%；
Amine catalyst: 0.45-0.55%；
Tin catalyst: 0.05-0.15%；
Deicer: 0.5-1.5%；
Also, the polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols；
Wherein, the pfpe molecule amount of first polyether polyol is 4500, hydroxyl value 37, first polyether polyols
Content of the alcohol in the polyether polyol is 65%；The pfpe molecule amount of second polyether polyol is 730, and hydroxyl value is
360, content of second polyether polyol in the polyether polyol is 35%.
It is described to prepare each constituent of raw material and its weight percent in a kind of feasible scheme specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%.
Second aspect of the embodiment of the present invention provides a kind of production method, is used to prepare in above scheme and prepares raw material,
The following steps are included:
It sequentially adds by weight percentage:
Polyether polyol: 69.5-70.5%, wherein the polyether polyol is by pure and mild second polyethers of the first polyether polyols
Polyalcohol mixes, also, the pfpe molecule amount of first polyether polyol is 4500, and hydroxyl value 37, described first is poly-
Content of the ethoxylated polyhydric alcohol in the polyether polyol is 65%；The pfpe molecule amount of second polyether polyol is 730,
Hydroxyl value is 360, and content of second polyether polyol in the polyether polyol is 35%；
Propylene glycol: 5.5-6.5%；
Dipropylene glycol: 4.35-4.45%；
Ethylene glycol: 9.5-10.5%；
Diethylene glycol: 7.5-8.5%；
Amine catalyst: 0.45-0.55%；
Tin catalyst: 0.05-0.15%；
Deicer: 0.5-1.5%；
Under conditions of temperature is 20-30 DEG C, stir 2-3 hours, to complete to prepare.
In a feasible scheme, in this kind of production method, the ingredient of addition specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%；
Also, it specifically stirs 2-3 hours, under conditions of temperature is 25 DEG C to complete to prepare.
The third aspect of the embodiment of the present invention provides a kind of polyurethane adiabatic gum, including component A and B component；
The weight ratio of the component A and the B component is 1:0.9-1.1；
Each constituent and its weight percent in the component A are as follows:
Isocyanates 70-95%；
Age resister 5-30%；
The B component prepares raw material to be described in claim 1.
In a kind of feasible scheme, in this kind of polyurethane adiabatic gum, each constituent of the B component and its again
Measure percentage specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%.
The polyurethane adiabatic gum for preparing raw material and obtaining provided through the embodiment of the present invention, can be poured into aluminium alloy,
And one is formed with aluminium alloy after hardening, make the glue injection type bridge-cut-off insulated aluminium alloy door and window being processed into and prior art phase
Than intensity is higher, better tightness, longer life expectancy.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in the embodiment of the present invention
Technical solution is clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, shall fall within the protection scope of the present invention.
Technical solution of the present invention is described in detail with specifically embodiment below.These are specific real below
Applying example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Embodiment one
Obtain component A, wherein each constituent and its weight percent in component A are as follows:
Isocyanates 70%；
Age resister 30%.
Raw material is made according to following steps:
It sequentially adds by weight percentage:
Polyether polyol: 69.5%, wherein polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols
It closes, also, the pfpe molecule amount of the first polyether polyol is 4500, hydroxyl value 37, the first polyether polyol is more in polyethers
Content in first alcohol is 65%；The pfpe molecule amount of second polyether polyol is 730, hydroxyl value 360, the second polyether polyol
Content in polyether polyol is 35%；
Propylene glycol: 5.5%；
Dipropylene glycol: 4.45%；
Ethylene glycol: 10.5%；
Diethylene glycol: 8.05%；
Amine catalyst: 0.45%；
Tin catalyst: 0.05%；
Deicer: 1.5%；
It under conditions of temperature is 20 DEG C, stirs 2 hours, to complete to prepare and obtain raw material.
Using the raw material as B component.
The component A and B component that weight ratio is 1:0.9 are weighed, the two is mixed, obtains polyurethane adiabatic gum after cured.
It is worth noting that:
The effect of polyether polyol is: determining that intensity, hardness, toughness of final products etc. is basic as basic raw material
Performance.
The effect of propylene glycol is: playing the role of solvent, hinge agent, can improve the color inhibition, anti-aging of final products
Deng.
The effect of dipropylene glycol is: playing the role of solvent, hinge agent, can improve the toughness etc. of final products.
The effect of ethylene glycol is: playing the role of solvent, hinge agent, can improve the intensity, toughness etc. of final products.
The effect of diethylene glycol is: playing the role of solvent, hinge agent, can improve the hardness etc. of final products.
The effect of amine catalyst is: accelerating reaction speed, shortens curing time.
The effect of tin catalyst is: accelerating reaction speed, shortens curing time.
The effect of deicer is: removing the moisture in product.
In addition, this kind of charging sequence makes product be not easy to turn to be yellow.
Thermal coefficient after the heat-insulated adhesive curing of polyurethane of the invention is far below plastic-steel, so heat-insulating and energy-saving effect is than modeling
Steel is much better, is poured into after solidifying in aluminium alloy and forms one with aluminium alloy, and thickness is the three times of thermal insulation strip or more, so
It is higher than the intensity of penetrating bar type to make the glue injection type bridge-cut-off insulated aluminium alloy door and window being processed into, better tightness, longer life expectancy.
Embodiment two
Obtain component A, wherein each constituent and its weight percent in component A are as follows:
Isocyanates 85%；
Age resister 15%.
Raw material is made according to following steps:
It sequentially adds by weight percentage:
Polyether polyol: 70%, wherein polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols
It forms, also, the pfpe molecule amount of the first polyether polyol is 4500, hydroxyl value 37, the first polyether polyol is in polyether polyols
Content in alcohol is 65%；The pfpe molecule amount of second polyether polyol is 730, and hydroxyl value 360, the second polyether polyol exists
Content in polyether polyol is 35%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%；
It under conditions of temperature is 25 DEG C, stirs 2.5 hours, to complete to prepare and obtain raw material.
Using the raw material as B component.
The component A and B component that weight ratio is 1:1 are weighed, the two is mixed, obtains polyurethane adiabatic gum after cured.
Embodiment three
Obtain component A, wherein each constituent and its weight percent in component A are as follows:
Isocyanates 95%；
Age resister 5%.
Raw material is made according to following steps:
It sequentially adds by weight percentage:
Polyether polyol: 70.5%, wherein polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols
It closes, also, the pfpe molecule amount of the first polyether polyol is 4500, hydroxyl value 37, the first polyether polyol is more in polyethers
Content in first alcohol is 65%；The pfpe molecule amount of second polyether polyol is 730, hydroxyl value 360, the second polyether polyol
Content in polyether polyol is 35%；
Propylene glycol: 5.5%；
Dipropylene glycol: 4.35%；
Ethylene glycol: 9.5%；
Diethylene glycol: 8.5%；
Amine catalyst: 0.45%；
Tin catalyst: 0.15%；
Deicer: 1.05%；
It under conditions of temperature is 30 DEG C, stirs 3 hours, to complete to prepare and obtain raw material.
Using the raw material as B component.
The component A and B component that weight ratio is 1:1.1 are weighed, the two is mixed, obtains polyurethane adiabatic gum after cured.
Physical function parameter test is carried out to polyurethane adiabatic gum made from embodiment, test result is as shown in table 1.
Table 1
The above embodiment of the present invention scheme is only the description of the invention and cannot limit the present invention, claim middle finger
Go out the range of product of the present invention constituent, Ingredient Amount range, preparation method parameter, and above-mentioned explanation is not pointed out
The range of parameter of the present invention, therefore, any change within the meaning and scope equivalent to the claims of the present invention, all
It is considered to be and is included within the scope of the claims.
The present invention is gone out by inventor's long-term work experience accumulation, and by creative work creation, by this hair
The polyurethane adiabatic gum for preparing raw material and obtaining that bright embodiment provides, have heat-insulating and energy-saving effect is good, intensity is high, good airproof performance,
The advantages of lasting a long time.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；
Although present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or special to some or all of technologies
Sign is equivalently replaced；And these are modified or replaceed, various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
The range of technical solution.
Claims (6)
1. a kind of prepare raw material, be used to prepare polyurethane adiabatic gum, which is characterized in that it is described prepare each constituent of raw material and its
Weight percent are as follows:
Polyether polyol: 69.5-70.5%；
Propylene glycol: 5.5-6.5%；
Dipropylene glycol: 4.35-4.45%；
Ethylene glycol: 9.5-10.5%；
Diethylene glycol: 7.5-8.5%；
Amine catalyst: 0.45-0.55%；
Tin catalyst: 0.05-0.15%；
Deicer: 0.5-1.5%；
Also, the polyether polyol is mixed by pure and mild second polyether polyol of the first polyether polyols；
Wherein, the pfpe molecule amount of first polyether polyol is 4500, and hydroxyl value 37, first polyether polyol is in institute
Stating the content in polyether polyol is 65%；The pfpe molecule amount of second polyether polyol is 730, and hydroxyl value 360 is described
Content of second polyether polyol in the polyether polyol is 35%.
2. according to claim 1 prepare raw material, which is characterized in that described to prepare each constituent of raw material and its weight hundred
Divide ratio specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%.
3. a kind of production method, it is used to prepare and described in claim 1 prepares raw material, which comprises the following steps:
It sequentially adds by weight percentage:
Polyether polyol: 69.5-70.5%, wherein the polyether polyol is by pure and mild second polyether polyols of the first polyether polyols
Alcohol mixes, also, the pfpe molecule amount of first polyether polyol is 4500, hydroxyl value 37, and first polyethers is more
Content of first alcohol in the polyether polyol is 65%；The pfpe molecule amount of second polyether polyol is 730, and hydroxyl value is
360, content of second polyether polyol in the polyether polyol is 35%；
Propylene glycol: 5.5-6.5%；
Dipropylene glycol: 4.35-4.45%；
Ethylene glycol: 9.5-10.5%；
Diethylene glycol: 7.5-8.5%；
Amine catalyst: 0.45-0.55%；
Tin catalyst: 0.05-0.15%；
Deicer: 0.5-1.5%；
Under conditions of temperature is 20-30 DEG C, stir 2-3 hours, to complete to prepare.
4. production method according to claim 3, which is characterized in that the ingredient of addition specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%；
Also, it specifically stirs 2-3 hours, under conditions of temperature is 25 DEG C to complete to prepare.
5. a kind of polyurethane adiabatic gum, which is characterized in that including component A and B component；
The weight ratio of the component A and the B component is 1:0.9-1.1；
Each constituent and its weight percent in the component A are as follows:
Isocyanates 70-95%；
Age resister 5-30%；
The B component prepares raw material to be described in claim 1.
6. polyurethane adiabatic gum according to claim 5, which is characterized in that each constituent of the B component and its again
Measure percentage specifically:
Polyether polyol: 70%；
Propylene glycol: 6%；
Dipropylene glycol: 4.4%；
Ethylene glycol: 10%；
Diethylene glycol: 8%；
Amine catalyst: 0.5%；
Tin catalyst: 0.1%；
Deicer: 1%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910330480.0A CN110016116A (en) | 2019-04-23 | 2019-04-23 | Polyurethane adiabatic gum, its production method for preparing raw material and its raw material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910330480.0A CN110016116A (en) | 2019-04-23 | 2019-04-23 | Polyurethane adiabatic gum, its production method for preparing raw material and its raw material |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079960A (en) * | 2010-12-15 | 2011-06-01 | 佛山市南海易乐工程塑料有限公司 | Polyurethane heat-insulation structural adhesive and manufacturing method for heat-insulation aluminum profile |
| CN103835623A (en) * | 2014-03-20 | 2014-06-04 | 湖州巨力铝型材有限公司 | Broken bridge heat insulation aluminum profile spray product |
| CN106433543A (en) * | 2016-09-23 | 2017-02-22 | 上海威固化工制品有限公司 | Two-component polyurethane adhesive |
| US20180022856A1 (en) * | 2015-01-22 | 2018-01-25 | Wanhua Chemical (Ningbo) Rongwei Polyurethane Co., Ltd. | Composition for polyurethane foaming, polyurethane foam and use thereof |
-
2019
- 2019-04-23 CN CN201910330480.0A patent/CN110016116A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079960A (en) * | 2010-12-15 | 2011-06-01 | 佛山市南海易乐工程塑料有限公司 | Polyurethane heat-insulation structural adhesive and manufacturing method for heat-insulation aluminum profile |
| CN103835623A (en) * | 2014-03-20 | 2014-06-04 | 湖州巨力铝型材有限公司 | Broken bridge heat insulation aluminum profile spray product |
| US20180022856A1 (en) * | 2015-01-22 | 2018-01-25 | Wanhua Chemical (Ningbo) Rongwei Polyurethane Co., Ltd. | Composition for polyurethane foaming, polyurethane foam and use thereof |
| CN106433543A (en) * | 2016-09-23 | 2017-02-22 | 上海威固化工制品有限公司 | Two-component polyurethane adhesive |
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