CN108409934A - Height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and preparation method thereof - Google Patents
Height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and preparation method thereof Download PDFInfo
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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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
-
- 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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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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
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4202—Two or more polyesters 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
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
- C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
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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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
-
- 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
- C08G18/6677—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 having at least three hydroxy groups
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/0058—≥50 and <150kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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
- C08G2410/00—Soles
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to polyurethane sole materials technical fields, and in particular to height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and preparation method thereof.The high rebound Low temperature-resistanpolyurethane polyurethane sole raw material, including component A and B component, the component A is made of polyester polyol, plasticizer, crosslinking agent, chain extender, foaming agent and catalyst, the B component is the product of the prepolymerization reaction of isocyanates, polyester polyol and polyether polyol, and side reaction inhibitor is added in the prepolymerization reaction.The preparation method includes the preparation of component A and the preparation of B component.Technical solution provided by the invention has high resilience by the polyurethane material that the matched combined of a variety of polyester polyol obtains, it has enough folding qualities under cryogenic, when using it for sole making, it can use at low ambient temperatures, widen the market that its product uses.
Description
Technical field
The invention belongs to polyurethane sole materials technical fields, and in particular to height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and
Preparation method.
Background technology
Since polyurethane shoe-sole has the characteristics that light wear-resistant, good, the continuous bottom of elasticity, anti-skidding, grease proofing, comfortable and easy to wear,
Increasingly welcome by consumer.Polyurethane sole materials can meet world's most area requirement at present, but low
Under warm cold climatic environment, polyurethane shoe-sole can make sole be hardened and be broken with the reduction of temperature, intolerant to complications, and
Rebound is poor, influences wearing comfort.
Invention content
The present invention provides a kind of high rebound Low temperature-resistanpolyurethane polyurethane sole raw materials and preparation method thereof, poly- at present for solving
The problem of it is poor that urethane sole is sprung back in low-temperature cold environment, poor toughness.
In order to solve the above-mentioned technical problem, the technical scheme is that：The high rebound Low temperature-resistanpolyurethane polyurethane sole is former
Material, including component A and B component, the component A is by polyester polyol, plasticizer, crosslinking agent, chain extender, foam stabilizer, foaming agent
It is formed with catalyst, the B component is the product of the prepolymerization reaction of isocyanates, polyester polyol and polyether polyol, described
Side reaction inhibitor is added in prepolymerization reaction.The side reaction inhibitor inhibits the generation dimer and tripolymer of isocyanates
Optionally, the polyester polyol by binary acid and polyalcohol as obtained by ester exchange reaction, and the binary
The mass ratio of acid and polyalcohol is 1:The degree of functionality of (0.5~0.8), polyester polyol obtained is 2~2.8.With this condition,
It can be obtained polyester polyol of the number-average molecular weight 1500~3000, such product possesses higher rebound, and possessing can be with
Relatively low viscosity, increase degree of functionality appropriate can increase the product degree of cross linking, improve product resilience and toughness.
Optionally, in the component A polyester polyol by the first polyester polyol, the second polyester polyol and third polyester
Polyalcohol forms, and first polyester polyol is the product of transesterification reaction of diethylene glycol and/or ethylene glycol and adipic acid；Institute
State the product of transesterification reaction that the second polyester polyol is ethylene glycol and/or 1,4 butanediols and adipic acid；The third polyester is more
First alcohol is the product of transesterification reaction of ethylene glycol and/or diethylene glycol and adipic acid and/or decanedioic acid.
Optionally, the number-average molecular weight of first polyester polyol is 1500~2500；Second polyester polyol
Number-average molecular weight be 1500~3000；The number-average molecular weight of the third polyester polyol is 1500~2500.
Optionally, each component is as follows by weight in the component A：
Optionally, the polyester polyol in the B component is the 4th polyester polyol, and the 4th polyester polyol is second
The product of transesterification reaction of glycol and/or 1,4 butanediols and adipic acid.
Optionally, the number-average molecular weight of the 4th polyester polyol is 2000~4000.
Optionally, prepolymer feed components are as follows by weight in the B component：
Optionally, chain extender is ethylene glycol, diethylene glycol, 1.4 butanediols and 1 in the component A, one in 6 hexylene glycols
Kind or two or more mixtures；The plasticizer is dibutyl maleate (DBM), dioctyl adipate (DOA), O-phthalic
The mixture of one or more of dioctyl phthalate (DOP) and dibutyl sebacate (DBS)；The crosslinking agent be glycerine,
The mixture of one or more of 2,2,6,6- tetramethyl piperidines (TMP), triethanolamine and diethanol amine；The catalysis
Agent is the mixture of one or more of dibutyl tin laurate, triethylene diamine and dimethyl cyclohexyl amine；It is described
Foam stabilizer is the mixture of one or more of DC-193, DC-2525 and DC-PM500；The foaming agent is water, ring
The mixture of one or more of pentane, HCFC-141B and HFC-245.
Optionally, the isocyanates is 4,4- methyl diphenylene diisocyanates, Carbodiimide-Modified diphenyl Asia
One or more kinds of mixtures of methyl diisocyanate and toluene di-isocyanate(TDI), preferably：4- diphenyl methanes two are different
Cyanate and/or Carbodiimide-Modified diphenylmethylene diisocyanate；The polyether polyol is degree of functionality 2~3
Polyethylene glycol oxide is copolymerized ethoxylated polyhydric alcohol, and the number-average molecular weight of the polyether polyol is 3000~6000；The side reaction prevents
Agent is inorganic acid, organic acid or chlorobenzoyl chloride.
Optionally, the side reaction inhibitor is phosphoric acid.
The present invention also provides the preparation methods of above-mentioned high rebound Low temperature-resistanpolyurethane polyurethane sole raw material, include the following steps：
(1) preparation of component A：By polyester polyol, chain extender, crosslinking agent, foam stabilizer, catalyst, plasticizer and foaming
Agent is added in reaction kettle, and it is 45~65 DEG C to keep temperature of reaction kettle, and stirring is cooled to 45 DEG C after 2~3 hours, stirring 0.5~2 is small
When discharge, be sealed, obtain component A；
(2) preparation of B component：It is passed through nitrogen in 50~65 DEG C of reaction kettle, isocyanates is put into reaction kettle, so
Side reaction inhibitor is added afterwards, then polyester polyol and polyether polyol are added in reaction kettle, holding temperature of reaction kettle is
It 65~75 DEG C, reacts 2~4 hours, is then cooled to 40~50 DEG C, discharging is passed through nitrogen-sealed preservation, obtains B component.
Technical solution provided by the invention has by the polyurethane material that the matched combined of a variety of polyester polyol obtains
High resilience has enough folding qualities under cryogenic, can be at low ambient temperatures when using it for sole making
It uses, has widened the market that its product uses.
Specific implementation mode
In order to make it easy to understand, illustrating high rebound Low temperature-resistanpolyurethane polyurethane sole raw material and its preparation side with reference to embodiment
Method, it should be appreciated that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
In raw material used in each embodiment, polyether polyol is selected believes the poly- of federal Chemical Co., Ltd. purchased from Zibo moral
Ether glycol product；Molecular weight is 4000；Foam stabilizer, which is selected, is purchased from U.S.'s gas chemical products Products；Other reagents are such as without spy
It does not mentionlet alone bright, is commercially available convenience goods.
The preparation of embodiment 1-5 high rebound Low temperature-resistanpolyurethane polyurethane sole raw materials
(1) preparation of component A：By polyester polyol, chain extender, crosslinking agent, foam stabilizer, catalyst, plasticizer and foaming
Agent (water) is added in reaction kettle, and it is 45~65 DEG C to keep temperature of reaction kettle, and stirring is cooled to 45 DEG C after 2~3 hours, stirring 1 is small
When discharge, be sealed, obtain component A；
(2) preparation of B component：It is passed through nitrogen in 50 DEG C of reaction kettle, isocyanates is put into reaction kettle, is then added
Enter side reaction inhibitor, then polyester polyol and polyether polyol be added in reaction kettle, keep temperature of reaction kettle be 65~
It 75 DEG C, reacts 3 hours, is then cooled to 40~50 DEG C, analyze free NCO content, discharging is passed through nitrogen-sealed preservation, that is, makes
Obtain B component.
Polyester polyol is by the first polyester polyol, the second polyester polyol and third polyester polyol in the component A
The mass ratio of composition, binary acid and polyalcohol is 1:The degree of functionality of (0.5~0.8), polyester polyol obtained is 2~2.8.Institute
State the first polyester polyol be ethylene glycol, diethylene glycol and adipic acid as obtained by ester exchange reaction, ethylene glycol and diethylene glycol
Molar ratio be 1:1, number-average molecular weight is 2000；Second polyester polyol is that ethylene glycol, 1,4 butanediols and adipic acid are logical
It crosses obtained by ester exchange reaction, the molar ratio of ethylene glycol and Isosorbide-5-Nitrae butanediol is 1:1, number-average molecular weight is 2000；The third polyester
Polyalcohol is ethylene glycol, diethylene glycol and adipic acid, decanedioic acid as obtained by ester exchange reaction, and ethylene glycol and diethylene glycol rub
Your ratio is 1:1, the molar ratio of adipic acid and decanedioic acid is 1:1, number-average molecular weight is 2000.
Polyester polyol in the B component is the 4th polyester polyol, and the 4th polyester polyol is ethylene glycol, 1,
For 4- butanediols with adipic acid as obtained by ester exchange reaction, the molar ratio of ethylene glycol and 1,4-butanediol is 1:1, number-average molecular weight
It is 3000, the mass ratio of binary acid and polyalcohol is 1:The degree of functionality of (0.5~0.8), polyester polyol obtained is 2~2.8.
The raw material proportioning of component A and B component is as shown in table 1 in embodiment 1-5.
Table 1
6 sample preparation of embodiment and test experiments
Gained component A and B component in each example in embodiment 1-5 are poured into respectively in the corresponding storage tank of low-pressure blowing machine,
It is 40~50 DEG C to adjust temperature, adjusts the ratio of component A and B component, makes the active hydrogen molal quantity of component A and the isocyanide of B component
The ratio between molal quantity of acid group (- NCO) is 100:100, two components are sufficiently mixed, injection mold reaction molding demoulds, curing,
It obtains product, observes sole, test performance, test result is as shown in table 2.
Table 2
2 data of table, which are shown, to be shown other than example 4, and 50000 are both greater than under other -30 DEG C of folding qualities of example sole
Secondary, showing that plasticizer, polyethylene glycol oxide copolymerization ethoxylated polyhydric alcohol have the resistance to low temperature of sole obviously first improves；3 sole of example
The more other example soles of resilience preferably, illustrate DOA can become apparent from increase sole resilience performance.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
To modify to the technical solution recorded in previous embodiment, either which part or all technical features are equal
It replaces, and these modifications or substitutions, the model for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of polyurethane shoe-sole raw material that high rebound is low temperature resistant, which is characterized in that including component A and B component, the component A
It is made of polyester polyol, plasticizer, crosslinking agent, chain extender, foam stabilizer, foaming agent and catalyst, the B component is isocyanic acid
Ester, polyester polyol and polyether polyol prepolymerization reaction product, side reaction inhibitor is added in the prepolymerization reaction.
2. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 1, which is characterized in that the polyester polyol by
Binary acid and polyalcohol are as obtained by ester exchange reaction, and the mass ratio of the binary acid and polyalcohol is 1:(0.5~2),
The degree of functionality of polyester polyol obtained is 2~2.8.
3. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 2, which is characterized in that polyester in the component A
Polyalcohol is made of the first polyester polyol, the second polyester polyol and third polyester polyol, first polyester polyol
For the product of transesterification reaction of diethylene glycol and/or ethylene glycol and adipic acid；Second polyester polyol be ethylene glycol and/or
The product of transesterification reaction of 1,4 butanediols and adipic acid；The third polyester polyol is ethylene glycol and/or diethylene glycol and oneself
The product of transesterification reaction of diacid and/or decanedioic acid.
4. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 3, which is characterized in that first polyester polyols
The number-average molecular weight of alcohol is 1500~2500；The number-average molecular weight of second polyester polyol is 1500~3000；Described
The number-average molecular weight of three polyester polyol is 1500~2500.
5. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 3, which is characterized in that each group in the component A
Divide as follows by weight：
6. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 2, which is characterized in that poly- in the B component
Ester polyol is the 4th polyester polyol, and the 4th polyester polyol is the ester of ethylene glycol and/or Isosorbide-5-Nitrae butanediol and adipic acid
Exchange reaction product.
7. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 6, which is characterized in that the 4th polyester polyols
The number-average molecular weight of alcohol is 2000~4000.
8. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 6, which is characterized in that pre-polymerization in the B component
Raw material each component is as follows by weight：
9. high rebound Low temperature-resistanpolyurethane polyurethane sole raw material according to claim 1, which is characterized in that chain extension in the component A
Agent is the mixture of one or more of ethylene glycol, diethylene glycol, 1.4 butanediols and 1,6 hexylene glycols；The plasticizer
For dibutyl maleate (DBM), dioctyl adipate (DOA), dioctyl phthalate (DOP) and dibutyl sebacate
One or more of (DBS) mixture；The crosslinking agent is glycerine, 2,2,6,6- tetramethyl piperidines (TMP), three second
The mixture of one or more of hydramine and diethanol amine；The catalyst is dibutyl tin laurate, triethylene
The mixture of one or more of diamines and dimethyl cyclohexyl amine；The foam stabilizer is DC-193, DC-2525 and DC-
The mixture of one or more of PM500；The foaming agent is in water, pentamethylene, HCFC-141B and HFC-245
One or more kinds of mixtures；The isocyanates is 4,4- methyl diphenylene diisocyanates, Carbodiimide-Modified
One or more kinds of mixtures of diphenylmethylene diisocyanate and toluene di-isocyanate(TDI), preferably：4- diphenyl
Methane diisocyanate and/or Carbodiimide-Modified diphenylmethylene diisocyanate；The polyether polyol is function
The polyethylene glycol oxide of degree 2~3 is copolymerized ethoxylated polyhydric alcohol, and the molecular weight of the polyether polyol is 3000~6000；The side reaction
Inhibitor is inorganic acid, organic acid or chlorobenzoyl chloride.
10. the preparation method of any high rebound Low temperature-resistanpolyurethane polyurethane sole raw materials of claim 1-9, which is characterized in that packet
Include following steps：
(1) preparation of component A：Polyester polyol, chain extender, crosslinking agent, foam stabilizer, catalyst and water are added in reaction kettle,
It is 45~65 DEG C to keep temperature of reaction kettle, and stirring is cooled to 45 DEG C after 2~3 hours, and 0~5 part of foaming agent, stirring 0.5~2 is added
Hour discharging, is sealed, obtains component A；
(2) preparation of B component：It is passed through nitrogen in 50~65 DEG C of reaction kettle, isocyanates is put into reaction kettle, is then added
Enter side reaction inhibitor, then polyester polyol and polyether polyol be added in reaction kettle, keep temperature of reaction kettle be 65~
It 75 DEG C, reacts 2~4 hours, is then cooled to 40~50 DEG C, discharging is passed through nitrogen-sealed preservation, obtains B component.
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| CN201810195976.7A CN108409934A (en) | 2018-03-09 | 2018-03-09 | Height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and preparation method thereof |
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| CN201810195976.7A CN108409934A (en) | 2018-03-09 | 2018-03-09 | Height rebound Low temperature-resistanpolyurethane polyurethane sole raw material and preparation method thereof |
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| CN111217980A (en) * | 2020-03-06 | 2020-06-02 | 北京星美健商贸有限公司 | Shock-absorbing material and preparation method thereof |
| WO2020107136A1 (en) * | 2018-11-26 | 2020-06-04 | 福建省晋江泉发骑士鞋业有限公司 | Etpu sole material and preparation method and application thereof |
| CN111718575A (en) * | 2020-06-11 | 2020-09-29 | 叶正芬 | Flexible polyurethane shoe material composition and preparation method thereof |
| CN111808264A (en) * | 2020-07-23 | 2020-10-23 | 长虹美菱股份有限公司 | Polyurethane foaming raw material |
| CN112480359A (en) * | 2020-12-10 | 2021-03-12 | 上海汇得科技股份有限公司 | Polyurethane sole resin for improving adhesion, and preparation method and application thereof |
| CN115819715A (en) * | 2023-02-14 | 2023-03-21 | 旭川化学（苏州）有限公司 | Gel ice pad polyurethane stock solution, preparation method thereof and gel ice pad |
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