CN105294991A - Cold cure high resilient foam and preparation method - Google Patents
Cold cure high resilient foam and preparation method Download PDFInfo
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- CN105294991A CN105294991A CN201510818857.9A CN201510818857A CN105294991A CN 105294991 A CN105294991 A CN 105294991A CN 201510818857 A CN201510818857 A CN 201510818857A CN 105294991 A CN105294991 A CN 105294991A
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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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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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
- C08G18/3271—Hydroxyamines
- C08G18/3275—Hydroxyamines containing two hydroxy groups
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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
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
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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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/6552—Compounds of group C08G18/63
- C08G18/6558—Compounds of group C08G18/63 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/657—Compounds of group C08G18/63 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of C08G18/3225 or C08G18/3271 or polyamines of C08G18/38
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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
- C08G18/65—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
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
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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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
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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)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The present invention discloses a cold cure high resilient foam and a preparation method, the cold cure high resilient foam comprises components A and B, the component A comprises, by weight, 60-70 parts of polyether polyol; 30-35 parts of polymer polyol; 0.25-0.55 part of a silicone surfactant; 1-2 parts of a crosslinking agent; 0.85-1.3 parts of a catalyst; and 4-6 parts of water; the B component comprises, by weight, 0.5-1.5 parts of TDI (80/20); 1-3 parts of polymerized MDI and 0.5-1.5 parts of modified MDI, the water is used as a foaming agent, by adjusting the catalyst, the requirements of reduced density can be met, the density of the made cold cure high resilient foam is about 35KG / m<2>, the mechanical properties of the prepared cold cure high resilient foam can meet car and furniture seat back cushion requirements, so that the seat back cushion foam is further lightweight, and has very high availability and market value.
Description
Technical field
The present invention relates to foam article field, particularly relate to a kind of cold curing high resilience foam and preparation method thereof.
Background technology
Cold curing high resilience foam, because of advantages such as its snappiness, high-comfort, high efficiencies, is widely used in the fields such as automotive seat, furniture seat.Automobile, furniture industry development in recent years rapidly, market competition is also constantly aggravated, the selling price of various vehicle and furniture is more and more lower, and under the prerequisite ensureing original performance, the production cost reducing foaming product and foam in whole interior material has become the problem of numerous manufacturers tackling key problem.
In order to reduce foam density, domestic a lot of starting material producer is typically employed in premixed systems the method for adding whipping agent, as added the whipping agents such as methylene dichloride, CFC-11 and pentane, density is declined.But CFC-11 can damage atmospheric ozone layer, methylene dichloride is the volatile organism having certain toxicity, and pentane belongs to inflammable and explosive alkanes organism, adopt these auxiliary blowing agents not meet the requirement of environmental protection, its storage, production have certain danger.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of cold curing high resilience foam and preparation method thereof, be intended to reduce foam density in solution prior art and normally add toxic substance, easily cause the problem of environmental pollution.
Technical scheme of the present invention is as follows:
A kind of cold curing high resilience foam, wherein, count by weight, described cold curing high resilience foam comprises following component:
Component A
Polyether glycol 60-70
Polymer polyatomic alcohol 30-35
Silicon surfactant 0.25-0.55
Linking agent 1-2
Catalyzer 0.85-1.3
Water 4-6
B component
TDI0.5-1.5
Polymeric MDI 1-3
Modification MDI0.5-1.5
Described cold curing high resilience foam, wherein, the hydroxyl value 30mgKOH/g of described polyether glycol; The hydroxyl value 36mgKOH/g of described polymer polyatomic alcohol.
Described cold curing high resilience foam, wherein, counts by weight, and described Silicon surfactant comprises:
Silicon surfactant 10.2-0.4
Silicon surfactant 20.05-0.
15
Wherein, described Silicon surfactant 1 is that Mai Tu company of the U.S. produces, and model is the foaming silicone oil of Y-10366; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces.
Described cold curing high resilience foam, wherein, counts by weight, and described catalyzer comprises:
Catalyzer 10.3-0.5
Catalyzer 20.5-0.7
Catalyzer 30.05-0.1
Wherein, described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.
Described cold curing high resilience foam, wherein, described linking agent is any one in diethanolamine, ditertiary butyl peroxide or diethylenetriamine.
Described cold curing high resilience foam, wherein, counts by weight, and described cold curing high resilience foam comprises:
Component A
Polyether glycol 67
Polymer polyatomic alcohol 33
Silicon surfactant 10.3
Silicon surfactant 20.1
Linking agent 1.5
Catalyzer 10.4
Catalyzer 20.6
Catalyzer 30.05
Water 5.3
B component
TDI1
Polymeric MDI 2
Modification MDI1
Wherein, described polymer polyatomic alcohol be can Leah company produce N3630; Described Silicon surfactant 1 is the Y-10366 that Mai Tu company of the U.S. produces; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces; Described linking agent is diethanolamine; Described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.
A preparation method for cold curing high resilience foam described above, wherein, comprises the following steps:
First mixed by the raw material in component A, then the raw material added in B component carries out mixed foaming, wherein foamed time is 8-9 second, and temperature is 22 ~ 25 DEG C; Again by after mould and die preheating to 60 DEG C, the A after foaming, B component are poured in mould fast, and in room temperature cooling, obtained described cold curing high resilience foam.
Beneficial effect: a kind of cold curing high resilience foam of the present invention and preparation method thereof, it take water as whipping agent, and by adjustment catalyzer, meets the requirement that density reduces, thus obtained frothing foam density is about 35 ㎏/㎡ cold curing high resilience foams.The present invention is without the need to adding poisonous whipping agent, and the manufacturability of this formula foaming is stable, foam good hand touch, obtained cold curing high resilience foam mechanical performance can meet the requirement of automobile and furniture seat back cushion, make the further lightweight of seat back cushion foam, there is high practicality and marketable value.
Embodiment
The invention provides a kind of cold curing high resilience foam and preparation method thereof, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of cold curing high resilience foam, wherein, count by weight, described cold curing high resilience foam comprises following component:
Component A
Polyether glycol 60-70
Polymer polyatomic alcohol 30-35
Silicon surfactant 0.25-0.55
Linking agent 1-2
Catalyzer 0.85-1.3
Water 4-6
B component
TDI（80/20）0.5-1.5
Polymeric MDI 1-3
Modification MDI0.5-1.5
Wherein, the index of Response of component A and B component is 1.0.Index of Response refers to the amount of participating in two kinds of groups of reaction in two kinds of materials of chemical reaction, and index of Response is 1.0 in the present invention, namely component A and B component just complete reaction is described.
Poisonous for the many employings of frothing foam in prior art in the present invention or probing into of carrying out of the problem prepared of difficult degradation material.In the prior art, the whipping agent adding chemical classes can make foam article cost high, and not environmentally.And in the embodiment of the present invention, with water be whipping agent, and by adjustment catalyzer, meet the requirement that density reduces, thus obtained frothing foam density is about 35 ㎏/㎡ cold curing high resilience foams.The present invention is without the need to adding poisonous whipping agent, and the manufacturability of this formula foaming is stable, foam good hand touch, obtained cold curing high resilience foam mechanical performance can meet the requirement of automobile and furniture seat back cushion, make the further lightweight of seat back cushion foam, there is high practicality and marketable value.
The consumption of adjustment whipping agent is the effective ways changing frothing foam density, its density reduces with the increase of foaming agent consumption, be that whipping agent can make goods have good epidermis and good feel when meeting the demands with halohydrocarbon, but this does not meet the requirement of environmental protection.And by probing into the dosage of water as whipping agent in the present invention, and adjust catalyzer, prepared cold curing high resilience foam can be made to meet the requirement of density reduction.
The change of isocyanate index can affect the physicals of goods.Isocyanate index rising can make foam density decline, and hardness increases, but the curing time of foam can extend.Isocyanate index reduces go up high, the foam slaking of then foam density to accelerate mobility and is deteriorated.Isocyanate index general control is between 0.95 ~ 1.05.
Specifically, the hydroxyl value 30mgKOH/g of the polyether glycol used in the present invention; And the hydroxyl value 36mgKOH/g of polymer polyatomic alcohol, wherein said polymer polyatomic alcohol adopts can the N3630 that produces of Leah company; Described polymer polyatomic alcohol can also be N3628, and it is a kind of polyethers after the grafting of polyether glycol and epoxy bright alkane.In embodiments of the present invention, described polyether glycol and described polymer polyatomic alcohol are the important component of the present invention, and the preferred proportion of the two is the weight ratio of 2:1, and floats in 10% scope.In the present invention, TDI refers to tolylene diisocyanate in addition, and preferably, its model is TDI80/20.And MDI is diphenylmethanediisocyanate, polymeric MDI described in the present invention is also known as " thick MDI " or " the black material of urethane ", it is the main raw material(s) producing polyurethane foaming thermal insulation material, floor material, various tackiness agent and other polyurethane products, preferably, the model of described polymeric MDI can be ten thousand magnificent PM200; Modification MDI is the modified MDI of the substance reaction of the hydroxyl such as thick MDI and polyethers, and preferably, described modification MDI can be ten thousand magnificent modification MDI-50.
In preferred embodiment, count by weight, described Silicon surfactant comprises:
Silicon surfactant 10.2-0.4
Silicon surfactant 20.05-0.
15
Wherein, described Silicon surfactant 1 is that Mai Tu company of the U.S. produces, and model is the foaming silicone oil of Y-10366; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces.Because Silicon surfactant has stronger surfactivity, and its corrosion-resistant, high temperature resistant, nontoxicity, can be used as suds-stabilizing agent.
Further, count by weight, described catalyzer comprises:
Catalyzer 10.3-0.5
Catalyzer 20.5-0.7
Catalyzer 30.05-0.1
Wherein, described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.In the present invention, described catalyzer need comprise 3 kinds of catalyzer, namely needs to include equilibrium catalyst, leading portion catalyzer and back segment catalyzer; Therefore added catalyzer 1 uses as equilibrium catalyst, and catalyzer 2 is leading portion catalyzer, and catalyzer 3 is back segment catalyzer.Catalyzer of the present invention all adopts catalyzer sold on the market to be raw material.In embodiments of the present invention, add catalyzer and can accelerate reactant chemical reaction rate and not change chemical equilibrium, and accelerate expansion rate, improve the make efficiency of cold curing high resilience foam.
Catalyzer is the principal element affecting speed of reaction, and consider to wish that cream time is long from foam process, demould time is short.Extending cream time can make raw material fully be full of mould, improve yield rate, and shortening demould time can enhance productivity.These two parameters are directly subject to the impact of catalyzer product and consumption.High rebound foam has tertiary amine catalyst and organotin catalysts two kinds of systems, utilizes tertiary amine and organotin catalysts characteristic Reasonable adjustment molecular balance separately can obtain longer cream time and shorter demould time.Preferably, when catalyzer is tertiary amine catalyst system, its addition is generally 0.5 ~ 1%(mass percent), when it is organotin catalysts, addition is generally 0.05 ~ 0.1%(mass percent), and the cream time of this chemical reaction is generally 8 ~ 15 seconds, demould time is generally 4 minutes, if increase ratio, the time then shortens, otherwise then extends.In addition, catalyzer adds too much, can cause terminating foaming in advance, the density of described cold curing high resilience foam can not be fallen; And catalyzer adds very few, then can not play katalysis fully, the density of described cold curing high resilience foam also can be made can not fall, and the present invention is by the adjustment to catalyzer, density effectively can be reduced, prepare cold curing high resilience foam of good performance.
Preferably, described linking agent is any one in diethanolamine, ditertiary butyl peroxide or diethylenetriamine.Linking agent can at line style intermolecular bridging action, thus make the mutual bonding cross-linking of multiple thread-like molecule reticulate the material of structure, the formation of promotion or telomerized polymer molecule interchain covalent bonds or ionic linkage.
In preferred embodiment, described cold curing high resilience foam comprises:
Component A
Polyether glycol 67
Polymer polyatomic alcohol 33
Silicon surfactant 10.3
Silicon surfactant 20.1
Linking agent 1.5
Catalyzer 10.4
Catalyzer 20.6
Catalyzer 30.05
Water 5.3
B component
TDI1
Polymeric MDI 2
Modification MDI1
Wherein, described polymer polyatomic alcohol be can Leah company produce N3630; Described Silicon surfactant 1 is the Y-10366 that Mai Tu company of the U.S. produces; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces; Described linking agent is diethanolamine; Described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.
The present invention also provides a kind of preparation method of cold curing high resilience foam described above, wherein, comprises the following steps:
First mixed by the raw material in component A, then the raw material added in B component carries out mixed foaming, wherein foamed time is 8-9 second, and temperature is 22 ~ 25 DEG C; Again by mould and die preheating to after 55-65 DEG C, the A after foaming, B component to be poured in mould fast, and in room temperature cooling, obtained described cold curing high resilience foam.Wherein, the temperature of mould can affect epidermis performance and the curing time of goods.The low then epidermis of mould temperature is thick, slaking is slow; Then epidermis is thin, slaking is fast for Mo Wengao.Die temperature is suitable with 60 ± 5 DEG C.Material temperature general control at about 25 DEG C, favourable processing.
Below by specific embodiment, technical solution of the present invention is described in detail.
Embodiment one
Count by weight in the present embodiment, the Y-10366 by the polyether glycol of 60 parts, the polymer polyatomic alcohol of 32 parts, the Mai Tu company of the Silicon surfactant 1(U.S. of 0.3 part produce), the L-3001 that produces of the Mai Tu company of the tensio-active agent 2(U.S. of 0.1 part), the diethanolamine of 2 parts, the A33 of 0.3 part, the DMEA of 0.5 part, 0.05 part C-225 and 4 part water mix; Add the TDI of 0.5 part again, the polymeric MDI of 3 parts, the modification MDI of 1.5 parts carry out mixed foaming, foamed time is 8 seconds, and temperature is 23 DEG C; Again by after mould and die preheating to 60 DEG C, the A after foaming, B component Quick uniform are stirred while pour in mould, and cools in room temperature, obtain described cold curing high resilience foam, its core density is 41Kg/ ㎡.
Embodiment two
Count by weight in the present embodiment, the Y-10366 by the polyether glycol of 70 parts, the polymer polyatomic alcohol of 35 parts, the Mai Tu company of the Silicon surfactant 1(U.S. of 0.2 part produce), the L-3001 that produces of the Mai Tu company of the tensio-active agent 2(U.S. of 0.05 part), the diethanolamine of 1.5 parts, the A33 of 0.5 part, the DMEA of 0.7 part, 0.1 part C-225 and 6 part water mix; Add the TDI of 1.5 parts again, the polymeric MDI of 1 part, the modification MDI of 1.5 parts carry out mixed foaming, foamed time is 9 seconds, and temperature is 25 DEG C; Again by after mould and die preheating to 62 DEG C, the A after foaming, B component Quick uniform are stirred while pour in mould, and cools in room temperature, obtain described cold curing high resilience foam, its core density is 38Kg/ ㎡.
The present invention also tests obtained cold curing high resilience foam, places it in room temperature test performance after lower 7 days.Wherein experimental test procedures comprises: compression set is tested by DINISO1858 method; Elongation at break, tensile strength, tear strength press the test of DINEN1796 method;
Density presses the test of DINISO0845 method.
The performance test results of cold curing high resilience foam of the present invention is as follows:
Cream time/S8-9
Gel time/S60-70
Demould time/S230-250
Core density Kg/ ㎡ 38-42
Tensile strength/KPa150-170
Elongation %108-112
Compression set rate %5.6-6.0
In sum, a kind of cold curing high resilience foam of the present invention and preparation method thereof, it take water as whipping agent, and by adjustment catalyzer, meets the requirement that density reduces, thus obtained frothing foam density is about 35 ㎏/㎡ cold curing high resilience foams.The present invention is without the need to adding poisonous whipping agent, and the manufacturability of this formula foaming is stable, foam good hand touch, obtained cold curing high resilience foam mechanical performance can meet the requirement of automobile and furniture seat back cushion, make the further lightweight of seat back cushion foam, there is high practicality and marketable value.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (7)
1. a cold curing high resilience foam, is characterized in that, counts by weight, and described cold curing high resilience foam comprises following component:
Component A
Polyether glycol 60-70;
Polymer polyatomic alcohol 30-35;
Silicon surfactant 0.25-0.55;
Linking agent 1-2;
Catalyzer 0.85-1.3;
Water 4-6;
B component
TDI0.5-1.5；
Polymeric MDI 1-3;
Modification MDI0.5-1.5.
2. cold curing high resilience foam according to claim 1, is characterized in that, the hydroxyl value 30mgKOH/g of described polyether glycol; The hydroxyl value 36mgKOH/g of described polymer polyatomic alcohol.
3. cold curing high resilience foam according to claim 1, it is characterized in that, count by weight, described Silicon surfactant comprises:
Silicon surfactant 10.2-0.4
Silicon surfactant 20.05-0.
15
Wherein, described Silicon surfactant 1 is that Mai Tu company of the U.S. produces, and model is the foaming silicone oil of Y-10366; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces.
4. cold curing high resilience foam according to claim 1, it is characterized in that, count by weight, described catalyzer comprises:
Catalyzer 10.3-0.5;
Catalyzer 20.5-0.7;
Catalyzer 30.05-0.1;
Wherein, described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.
5. cold curing high resilience foam according to claim 1, it is characterized in that, described linking agent is any one in diethanolamine, ditertiary butyl peroxide or diethylenetriamine.
6. cold curing high resilience foam according to claim 1, it is characterized in that, count by weight, described cold curing high resilience foam comprises:
Component A
Polyether glycol 67;
Polymer polyatomic alcohol 33;
Silicon surfactant 10.3;
Silicon surfactant 20.1;
Linking agent 1.5;
Catalyzer 10.4;
Catalyzer 20.6;
Catalyzer 30.05;
Water 5.3;
B component
TDI1；
Polymeric MDI 2;
Modification MDI1;
Wherein, described polymer polyatomic alcohol be can Leah company produce N3630; Described Silicon surfactant 1 is the Y-10366 that Mai Tu company of the U.S. produces; Described Silicon surfactant 2 is the L-3001 that Mai Tu company of the U.S. produces; Described linking agent is diethanolamine; Described catalyzer 1 is A33; Described catalyzer 2 is DMEA; Described catalyzer 3 is C-225.
7. a preparation method for cold curing high resilience foam as described in as arbitrary in claim 1-5, is characterized in that, comprise the following steps:
First mixed by the raw material in component A, then the raw material added in B component carries out mixed foaming, wherein foamed time is 8-9 second, and temperature is 22 ~ 25 DEG C; Again by after mould and die preheating to 60 DEG C, the A after foaming, B component are poured in mould fast, and in room temperature cooling, obtained described cold curing high resilience foam.
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Cited By (6)
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| CN106279632A (en) * | 2016-08-30 | 2017-01-04 | 福州联泓交通器材有限公司 | A kind of lightweight foamed cotton of automotive trim and preparation method thereof |
| CN107915828A (en) * | 2017-12-12 | 2018-04-17 | 安徽威朗化工科技有限公司 | A kind of flame-retardant high-resilience polyurethane foamed material |
| CN108409940A (en) * | 2018-03-14 | 2018-08-17 | 烟台合力聚氨酯有限公司 | A kind of preparation method for the modification MDI being used to prepare high rebound foam |
| CN108485588A (en) * | 2018-04-11 | 2018-09-04 | 安平县三联过滤器材有限公司 | A kind of two-component polyurethane adhesive sticks agent and its preparation method and application |
| CN113583204A (en) * | 2021-09-02 | 2021-11-02 | 诺博汽车系统有限公司 | Foaming material and foaming plate body |
| CN115286760A (en) * | 2022-09-15 | 2022-11-04 | 苏州市天利海绵有限公司 | Soft sponge and production method thereof |
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| CN108409940B (en) * | 2018-03-14 | 2021-04-27 | 烟台合力聚氨酯有限公司 | Preparation method of modified MDI (diphenylmethane diisocyanate) for preparing high-resilience foam |
| CN108485588A (en) * | 2018-04-11 | 2018-09-04 | 安平县三联过滤器材有限公司 | A kind of two-component polyurethane adhesive sticks agent and its preparation method and application |
| CN113583204A (en) * | 2021-09-02 | 2021-11-02 | 诺博汽车系统有限公司 | Foaming material and foaming plate body |
| CN113583204B (en) * | 2021-09-02 | 2023-03-10 | 诺博汽车系统有限公司 | Foaming material and foaming plate body |
| CN115286760A (en) * | 2022-09-15 | 2022-11-04 | 苏州市天利海绵有限公司 | Soft sponge and production method thereof |
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