CN101643536A - Transparent highly flexible gel-like polyurethane elastomer - Google Patents
Transparent highly flexible gel-like polyurethane elastomer Download PDFInfo
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- CN101643536A CN101643536A CN200910192240A CN200910192240A CN101643536A CN 101643536 A CN101643536 A CN 101643536A CN 200910192240 A CN200910192240 A CN 200910192240A CN 200910192240 A CN200910192240 A CN 200910192240A CN 101643536 A CN101643536 A CN 101643536A
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Abstract
The invention relates to the technical field of elastomer technology, in particular to a transparent highly flexible gel-like polyurethane elastomer (EPU). The elastomer is prepared by a component A,a component B and a component C, wherein the component A is polyester or a polyether glycol mixture, the polyether glycol mixture contains at least polyether glycol, polyol and functional polyol, thecomponent B is isocyanate prepolymer containing at least diphenylmethane diisocyanate, polyester polyol, 1,6-cyclohexane diisocyanate, the component C is filler containing plasticizer, the weight ratio of the component A to the sum of the component B and the component C is 1.15-1.2:1 and the weight ratio of the component B to the component C is 1:0.8-0.85. The beneficial effect of the invention isthat all the performance parameters of the obtained polyurethane elastomer can meet the demand simultaneously, the performance is excellent, the elasticity is good, and the product is environmentallyfriendly and corresponds to the demand of industrial production.
Description
Technical field:
The present invention relates to a kind of elastomerics technical field, refer in particular to a kind of polyurethane elastomer (being called for short EPU).
Background technology:
At present, in the existing technology, following gordian technique item is arranged: product hydrolytic resistance, high tensile power, high-tear strength, product environmental protection, nontoxic etc. in the performance of transparent high-elasticity polyurethane elastomer (PU), can not reach requirement (seeing attached list 1) simultaneously, can't under real industrialized condition, produce practical product.
Subordinate list 1
| Detection method | Test event | Test machine | Standard |
| ??ATXY-WJ-006 | The infiltration firmness | Sweat proof experimental machine GT-7023 | ??5 |
| ??ATXY-WJ-032 | Anti-yellow test | Anti-yellow trier GT-7035-UA | The 3-4 level |
| ??ATXY-WJ-001 | Material is identified | ??PU | |
| ??ATXY-WJ-032 | Colour-change after the hydrolysis | Standard light source is to colored lights GT-100W | The 3-4 level |
| ??ATXY-WJ-032 | Decompose test after the hydrolysis | Hydrolysis trier GT-7005-R | Do not disintegrate |
| ??ATXY-WJ-006 | Hardness | G1L sclerometer counterweight | ??30-70C |
| ??ATXY-WJ-036 | The elastic recoil test | Resiliometer GT-7042-RI | Greater than 35% |
| ??ATXY-WJ-009 | The compression set test | Permanent compression test machine GT-7409 | Less than 35% |
| ??ATXY-WJ-010 | Density | Electronic balance FAZ004B | ??1.1-1.2G/CBCM |
| ??ATXY-WJ-013 | Tear test | The servo tension testing machine GT-A17000-S of computer | Greater than 5N/MM |
| ??ATXY-WJ-013 | Tear test after the hydrolysis | The same | Greater than 50% |
| ??ATXY-WJ-005 | Tension set | The same | Greater than 300% |
| ??ATXY-WJ-005 | Tension set after the hydrolysis | The same | Greater than 350% |
| ??ATXY-WJ-020 | Tensile test | The same | Greater than 5MPA |
| ??ATXY-WJ-020 | Tensile test after the hydrolysis | The same | Greater than 50% |
The applicant utilizes its professional eye and expertise because the disappearance of above-mentioned known polyurethane elastomer is being adhered to the spirit that research is innovated, kept on improving, and works out a kind of transparent high-elasticity polyurethane elastomer (being called for short EPU) that industry is utilized that meets.
Summary of the invention:
The objective of the invention is to overcome existing transparent high-elasticity polyurethane elastomer various performance parameters can not meet the requirements of defective simultaneously, and a kind of transparent highly flexible gel-like polyurethane elastomer that is mixed with by polyester or polyether glycol mixture, isocyanate prepolymer, softening agent proportioning is provided.
For realizing that the technical scheme that the object of the invention is taked is:
A kind of transparent highly flexible gel-like polyurethane elastomer is prepared from by following material component:
Component A is polyester or polyether glycol mixture, and comprises polyester polyol, polymer polyatomic alcohol, function polyvalent alcohol in polyester or the polyether glycol mixture at least;
Component B is an isocyanate prepolymer, and comprise diphenylmethanediisocyanate at least in the isocyanate prepolymer, polyester polyol, 1-6 hexane diisocyanate;
Component C is a filler, wherein comprises softening agent;
The part by weight that component A and component B add component C is 1.15-1.2: 1, and wherein, component B and component C part by weight are 1: 0.8-0.85.
The following component that comprises the weight meter in described polyester or the polyether glycol mixture: comprise polyester polyol 35～75 at least, polymer polyatomic alcohol 20～50, function polyvalent alcohol 5～15; The following component that comprises the weight meter in the described isocyanate prepolymer: comprise diphenylmethanediisocyanate 25～45 at least, polyester polyol 19～48,1-6 hexane diisocyanate 36～47; The following component that includes the weight meter in the described filler: Dimethoxyethyl phthalate 25～100, auxiliary components 0～75.
The further improvement project of the present invention is: also include in polyester or the polyether glycol mixture: oxidation inhibitor, anti-yellow agent, hydrolysis agent, water-removal agent, catalyzer and UV light absorber; At this moment, the following component that includes the weight meter in polyester or the polyether glycol mixture: polyester polyol 45～65, polymer polyatomic alcohol 20～35, function polyvalent alcohol 8～12, oxidation inhibitor 0.3～0.8, anti-yellow agent 2.0～6.0, hydrolysis agent 0.3～1.0, water-removal agent 0.8～1.5, catalyzer 0.1～0.5, UV light absorber 2.0～5.0;
Also include in the isocyanate prepolymer: stopper, anti-yellow agent; At this moment, include the following component of weight meter in the isocyanate prepolymer: diphenylmethanediisocyanate 33～45, polyester polyol 20～48,1-6 hexane diisocyanate 36～46, stopper 0.008～0.016, anti-yellow agent 0.3～0.8;
The following component that includes the weight meter in the described filler: Dimethoxyethyl phthalate 30～100, auxiliary components 0～70.
The present invention also does following improvement: also comprise the look essence among the described component A, look smart part by weight with polyester or polyether glycol mixture is 0.1-5: 1000.At this moment, described raw material is following component: the part by weight that component A and component B add component C is 1.2: 1, wherein, the part by weight of polyester among the component A or polyether glycol mixture and look essence is 1000: 0.1-5, the part by weight of component B and component C are 1: 0.85; Wherein, include the following component of weight meter in polyester or the polyether glycol mixture: polyester polyol 55, polymer polyatomic alcohol 21, function polyvalent alcohol 13, oxidation inhibitor 0.6, anti-yellow agent 4.3, hydrolysis agent 0.8, water-removal agent 1.2, catalyzer 0.3, UV light absorber 3.8; The following component that includes the weight meter in the isocyanate prepolymer: diphenylmethanediisocyanate 30.5, polyester polyol 29,1-6 hexane diisocyanate 40, stopper 0.01, anti-yellow agent 0.49; The following component that includes the weight meter in the filler: Dimethoxyethyl phthalate 36, auxiliary components 64.
Described polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP);
Described oxidation inhibitor is the butylation hydroxybenzene, anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide, water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327, or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid;
Described auxiliary components is dioctyl phthalate (DOP) or phthalic acid two different certain herbaceous plants with big flowers acid esters.
The invention has the beneficial effects as follows that the various performance parameters of gained polyurethane elastomer can reach requirement simultaneously, meets the industrialization production requirement, performance is more excellent, good springiness, and environment-protecting asepsis, each parameter of performance sees attached list 2.
Embodiment:
The present invention is further detailed explanation below in conjunction with embodiment
Embodiment 1
Described raw material is following component:
The part by weight that component A and component B add component C is 1.15: 1, and wherein, component B and component C part by weight are 1: 0.82, and component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.
The following component that comprises the weight meter in described polyester or the polyether glycol mixture: (unit kilogram) polyester polyol 55, polymer polyatomic alcohol 38, function polyvalent alcohol 7.
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer
Diphenylmethanediisocyanate 38, polyester polyol 24,1-6 hexane diisocyanate 38.
The following component (unit kilogram) that includes the weight meter in the described filler
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 25, auxiliary components (dioctyl phthalate (DOP), i.e. DOP, or phthalic acid two different certain herbaceous plants with big flowers acid esters, i.e. DIDP) 75.
Preparation method of the present invention is:
1, get described polyester or polyether glycol mixture, isocyanate prepolymer, filler takes by weighing weight by this kind formula rate respectively.
2, polyester or polyether glycol mixture, isocyanate prepolymer heating for dissolving before mixing, polyester or polyether glycol blended storing temperature are 95 ℃, and the time is 4～6 hours, and the storing temperature of isocyanate prepolymer is 95 ℃, and the time is 4～6 hours.
3, polyester or polyether glycol mixture behind heating and melting, add catalyzer, oxidation inhibitor, and the hydrolysis agent fully stir, directly add in the A batch can of point gum machine, and tight lid, sealing, carry out vacuum outgas, deflate and moisture content.
4, filler is added in the isocyanate prepolymer, thorough mixing evenly after, promptly add in the B batch can of point gum machine, and tight lid sealing, and vacuum outgas, extraction moisture content.
5, on the point gum machine board blending ratio is set, polyester or polyether glycol mixture mix with isocyanate prepolymer and filler, enter Guan Mo, material feeding and the operation of heating subsequently, and carry out product slaking, curing molding and the demoulding.
Embodiment 2
Described raw material is following component:
The part by weight that component A and component B add component C is 1.18: 1, and wherein, component B and component C part by weight are 1: 0.85.Component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.
The following component that comprises the weight meter in described polyester or the polyether glycol mixture: (unit kilogram) polyester polyol 60, polymer polyatomic alcohol 30, function polyvalent alcohol 10.
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer:
Diphenylmethanediisocyanate 28, polyester polyol 30,1-6 hexane diisocyanate 42;
The following component (unit kilogram) that includes the weight meter in the described filler:
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 100
The preparation method of present embodiment 2 is with embodiment 1.
Embodiment 3:
Described raw material is following component:
The part by weight that component A and component B add component C is 1.2: 1, and wherein, component B and component C part by weight are 1: 0.8.Component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.
The following component (unit kilogram) that comprises the weight meter in described polyester or the polyether glycol mixture:
Polyester polyol 55, polymer polyatomic alcohol 32, function polyvalent alcohol 13
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer:
Diphenylmethanediisocyanate 40, polyester polyol 23,1-6 hexane diisocyanate 37,
The following component (unit kilogram) that includes the weight meter in the described filler:
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 36, auxiliary components (dioctyl phthalate (DOP), i.e. DOP, or phthalic acid two different certain herbaceous plants with big flowers acid esters, i.e. DIDP) 64.
The preparation method of present embodiment 3 is with embodiment 1.
Embodiment 4:
Described raw material is following component:
The part by weight that component A and component B add component C is 1.16: 1, and wherein, component B and component C part by weight are 1: 0.81.Component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.
The following component (unit kilogram) that comprises the weight meter in described polyester or the polyether glycol mixture: polyester polyol 65, polymer polyatomic alcohol 20, function polyvalent alcohol 7, oxidation inhibitor 0.3, anti-yellow agent 4.0, hydrolysis agent 0.5, catalyzer 0.2, UV light absorber 3.0.The part by weight of described polyester or polyether glycol mixture and look essence is 1000: 0.2.
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer:
Diphenylmethanediisocyanate 28.5, polyester polyol 26,1-6 hexane diisocyanate 45, stopper 0.008, anti-yellow agent 0.492.
The following component (unit kilogram) that includes the weight meter in the described filler:
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 25, auxiliary components (dioctyl phthalate (DOP), i.e. DOP, or phthalic acid two different certain herbaceous plants with big flowers acid esters, i.e. DIDP) 75.
Polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP).
Described oxidation inhibitor is butylation hydroxybenzene (BHT, be commonly called as 264, or 1010 or 1076), anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide series, and water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327 or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid.
Preparation method of the present invention is:
1, gets described polyester or polyether glycol mixture, isocyanate prepolymer, filler, take by weighing weight by this kind formula rate respectively.
2, polyester or polyether glycol mixture, isocyanate prepolymer were wanted heating for dissolving before mixing, polyester or polyether glycol blended storing temperature are 95 ℃, time is 4～6 hours, and the storing temperature of isocyanate prepolymer is 95 ℃, and the time is 4～6 hours.
3, polyester or polyether glycol mixture are behind heating and melting, in polyester or polyether glycol mixture, add look essence, catalyzer (metallic salt catalyzer), oxidation inhibitor and hydrolysis agent etc. to scale, after mixing 3～5 minutes with high speed agitator, in time drop in the point gum machine A batch can and carry out vacuum outgas, deflate and moisture content.
4, isocyanate prepolymer is behind heating and melting, filler, stopper, anti-yellow agent ratio in accordance with regulations are added in the isocyanate prepolymer, mix 3～5 minutes with high speed agitator after, in time drop in the B batch can of point gum machine, carry out vacuum outgas, deflate and moisture content.
5, on the point gum machine board blending ratio is set, polyester or polyether glycol mixture mix with isocyanate prepolymer and filler, enter Guan Mo, material feeding and the operation of heating subsequently, and carry out product slaking, curing molding and the demoulding.
Embodiment 5:
Described raw material is following component:
The part by weight that component A and component B add component C is 1.2: 1, and wherein, the part by weight of polyester among the component A or polyether glycol mixture and look essence is 1000: 0.1-5, the part by weight of component B and component C are 1: 0.85; Wherein:
The following component that includes the weight meter in polyester or the polyether glycol mixture: polyester polyol 55, polymer polyatomic alcohol 21, function polyvalent alcohol 13, oxidation inhibitor 0.6, anti-yellow agent 4.3, hydrolysis agent 0.8, water-removal agent 1.2, catalyzer 0.3, UV light absorber 3.8;
The following component that includes the weight meter in the isocyanate prepolymer: diphenylmethanediisocyanate 30.5, polyester polyol 29,1-6 hexane diisocyanate 40, stopper 0.01, anti-yellow agent 0.49;
The following component that includes the weight meter in the filler: Dimethoxyethyl phthalate 36, auxiliary components 64.
The preparation method of present embodiment 5 is with embodiment 4.
Embodiment 6:
Described raw material is following component:
The part by weight that component A and component B add component C is 1.17: 1, and wherein, component B and component C part by weight are 1: 0.84.Component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.The part by weight of described polyester or polyether glycol mixture and look essence is 1000: 3.
The following component (unit kilogram) that comprises the weight meter in described polyester or the polyether glycol mixture: polyester polyol 50, polymer polyatomic alcohol 27, function polyvalent alcohol 10, oxidation inhibitor 0.8, anti-yellow agent 5.0, hydrolysis agent 0.8, water-removal agent 0.9, catalyzer 0.5, UV light absorber 5.0.
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer:
Diphenylmethanediisocyanate 31, polyester polyol 23.2,1-6 hexane diisocyanate 45, stopper 0.016, anti-yellow agent 0.784.
The following component (unit kilogram) that includes the weight meter in the described filler:
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 100
Polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP).
Described oxidation inhibitor is the butylation hydroxybenzene, anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide, water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327 or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid.
The preparation method of present embodiment 6 is with embodiment 4.
Embodiment 7:
Described raw material is following component:
The part by weight that component A and component B add component C is 1.19: 1, and wherein, component B and component C part by weight are 1: 0.85.Component A is polyester or polyether glycol mixture, and component B is an isocyanate prepolymer, and component C is a filler.The part by weight of described polyester or polyether glycol mixture and look essence is 1000: 4.
The following component (unit kilogram) that comprises the weight meter in described polyester or the polyether glycol mixture: polyester polyol 55, polymer polyatomic alcohol 25, function polyvalent alcohol 11, oxidation inhibitor 0.6, anti-yellow agent 3.9, hydrolysis agent 0.4, catalyzer 0.3, UV light absorber 3.8.
The following component (unit kilogram) that comprises the weight meter in the described isocyanate prepolymer:
Diphenylmethanediisocyanate 37.3, polyester polyol 26,1-6 hexane diisocyanate 36, stopper 0.01, anti-yellow agent 0.69.
The following component (unit kilogram) that includes the weight meter in the described filler:
Dimethoxyethyl phthalate (DMEP, softening agent, or KC988) 36, auxiliary components (dioctyl phthalate (DOP), i.e. DOP, or phthalic acid two different certain herbaceous plants with big flowers acid esters, i.e. DIDP) 64.
Polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP).
Described oxidation inhibitor is the butylation hydroxybenzene, anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide, water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327 or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid.
The preparation method of present embodiment 7 is with embodiment 4.
Embodiment 4～7 is the EPU raw material of footwear material raw material.
The property of raw material parameter of technology of the present invention is as follows:
Table 2
| The name of an article | Testing method | ??EPU-40-A | ??EPU-40-B | ??EPU-40-C |
| Outward appearance | Range estimation | Transparent liquid or wax shape | Transparent liquid does not have foreign matter or wax shape | Transparent liquid does not have foreign matter or wax shape |
| Colourity | ??GB/T3143 | ??40-80 | ??40-80 | ??30-70 |
| Viscosity mpa.s80 ℃ | ??GB/T12009.3 | ??600-900 | ??1700-2100 | ??5-10 |
| Moisture content | ??GB/T12008.6 | ??＜0.05％ | ??＜0.1％ | |
| -NCO content (%) | ??ASTMD5155 | ??12.3±0.5 | ||
| Density | ??GB/T1033-1986 | ??1.17-1.18 | ??1.18-1.20 | ??1.16-1.18 |
Wherein EPU-40-A is polyester or polyether glycol mixture, and EPU-40-B is pure isocyanate prepolymer, and EPU-40-C is a softening agent.
The detection method and the detected result of product of the present invention are as follows:
Table 3
| Test event | Testing method | Physical parameter before the hydrolysis | Physical parameter after the hydrolysis |
| The infiltration firmness | ??ATXY-WJ-006 | ??5 | ??...... |
| The xanthochromia test | ??ATXY-WJ-032 | ??＞3.2 | ??...... |
| Colour-change after the hydrolysis | ??ATXY-WJ-032 | ??...... | ??＞3 |
| Decompose test after the hydrolysis | ??ATXY-WJ-032 | ??...... | Do not disintegrate |
| Hardness (℃) | ??ATXY-WJ-006 | ??20-75 | ??...... |
| Elastic recoil test (%) | ??ATXY-WJ-036 | ??10-75 | ??...... |
| Compression set test (%) | ??ATXY-WJ-009 | ??5-8 | ??...... |
| Density measurement (g/cc) | ??ATXY-WJ-010 | ??1.10-1.18 | ??1.10-1.18 |
| Tear (N/mm) | ??ATXY-WJ-013 | ??3.0-8.0 | ??＞2.6 |
| Tensile test (Mpa) | ??ATXY-WJ-020 | ??5.0-18.0 | ??＞3.8 |
| Tension set (%) | ??ATXY-WJ-005 | ??＞760 | ??＞850 |
Annotate:
1, cooperation ratio is based on best proportioning value, and this proportioning value can be with change different with addition of look essence, auxiliary agent kind of adding.
2, demould time can change according to the difference of temperature.
3, demould time can prolong with the increase of moulding product thickness.
4, table 1, table 3 data are the data that obtain by the testing method of ATXY and national standard method.
Claims (7)
1, a kind of transparent highly flexible gel-like polyurethane elastomer is characterized in that: be prepared from by following material component:
Component A is polyester or polyether glycol mixture, and comprises polyester polyol, polymer polyatomic alcohol, function polyvalent alcohol in polyester or the polyether glycol mixture at least;
Component B is an isocyanate prepolymer, and comprise diphenylmethanediisocyanate at least in the isocyanate prepolymer, polyester polyol, 1-6 hexane diisocyanate;
Component C is a filler, wherein comprises softening agent;
The part by weight that component A and component B add component C is 1.15-1.2: 1, and wherein, component B and component C part by weight are 1: 0.8-0.85.
2, a kind of transparent highly flexible gel-like polyurethane elastomer as claimed in claim 1 is characterized in that:
The following component that comprises the weight meter in described polyester or the polyether glycol mixture: comprise polyester polyol 35～75 at least, polymer polyatomic alcohol 20～50, function polyvalent alcohol 5～15;
The following component that comprises the weight meter in the described isocyanate prepolymer: comprise diphenylmethanediisocyanate 25～45 at least, polyester polyol 19～48,1-6 hexane diisocyanate 36～47;
The following component that includes the weight meter in the described filler: Dimethoxyethyl phthalate 25～100, auxiliary components 0～75.
3, a kind of transparent highly flexible gel-like polyurethane elastomer as claimed in claim 2 is characterized in that:
Also include in polyester or the polyether glycol mixture: oxidation inhibitor, anti-yellow agent, hydrolysis agent, water-removal agent, catalyzer and UV light absorber; At this moment, the following component that includes the weight meter in polyester or the polyether glycol mixture: polyester polyol 45～65, polymer polyatomic alcohol 20～35, function polyvalent alcohol 8～12, oxidation inhibitor 0.3～0.8, anti-yellow agent 2.0～6.0, hydrolysis agent 0.3～1.0, water-removal agent 0.8～1.5, catalyzer 0.1～0.5, UV light absorber 2.0～5.0;
Also include in the isocyanate prepolymer: stopper, anti-yellow agent; At this moment, include the following component of weight meter in the isocyanate prepolymer: diphenylmethanediisocyanate 33～45, polyester polyol 20～48,1-6 hexane diisocyanate 36～46, stopper 0.008～0.016, anti-yellow agent 0.3～0.8;
The following component that includes the weight meter in the described filler: Dimethoxyethyl phthalate 30～100, auxiliary components 0～70.
4, a kind of transparent highly flexible gel-like polyurethane elastomer as claimed in claim 1 is characterized in that:
Also comprise the look essence among the described component A, look smart part by weight with polyester or polyether glycol mixture is 0.1-5: 1000.
5, as claim 1 or 4 described a kind of transparent highly flexible gel-like polyurethane elastomers, it is characterized in that: described raw material is following component: the part by weight that component A and component B add component C is 1.2: 1, wherein, the part by weight of polyester among the component A or polyether glycol mixture and look essence is 1000: 0.1-5, the part by weight of component B and component C are 1: 0.85; Wherein:
The following component that includes the weight meter in polyester or the polyether glycol mixture: polyester polyol 55, polymer polyatomic alcohol 21, function polyvalent alcohol 13, oxidation inhibitor 0.6, anti-yellow agent 4.3, hydrolysis agent 0.8, water-removal agent 1.2, catalyzer 0.3, UV light absorber 3.8;
The following component that includes the weight meter in the isocyanate prepolymer: diphenylmethanediisocyanate 30.5, polyester polyol 29,1-6 hexane diisocyanate 40, stopper 0.01, anti-yellow agent 0.49;
The following component that includes the weight meter in the filler: Dimethoxyethyl phthalate 36, auxiliary components 64.
6, as claim 1 or 2 or 3 described a kind of transparent highly flexible gel-like polyurethane elastomers, it is characterized in that:
Described polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP);
Described oxidation inhibitor is the butylation hydroxybenzene, anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide, water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327, or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid;
Described auxiliary components is dioctyl phthalate (DOP) or phthalic acid two different certain herbaceous plants with big flowers acid esters.
7, a kind of transparent highly flexible gel-like polyurethane elastomer as claimed in claim 5 is characterized in that:
Described polyester polyol is that hexanodioic acid is a polyester glycol, and described polymer polyatomic alcohol is a polycaprolactone glycol, and described function polyvalent alcohol is 1-4 butyleneglycol or 1-2 propylene glycol or 1-6 hexylene glycol or TriMethylolPropane(TMP);
Described oxidation inhibitor is the butylation hydroxybenzene, anti-yellow agent is photostabilizer 770 or photostabilizer 622, the hydrolysis agent is a carbodiimide, water-removal agent is a calcium oxide or to Methyl benzenesulfonyl isocyanate, catalyzer is metallic salt catalyzer or Potassium ethanoate or isocaprylic acid zinc, UV light absorber is UV-327, or UV-328 or UV-1164, and stopper is phosphoric acid or hexanodioic acid;
Described auxiliary components is dioctyl phthalate (DOP) or phthalic acid two different certain herbaceous plants with big flowers acid esters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910192240A CN101643536A (en) | 2009-09-08 | 2009-09-08 | Transparent highly flexible gel-like polyurethane elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910192240A CN101643536A (en) | 2009-09-08 | 2009-09-08 | Transparent highly flexible gel-like polyurethane elastomer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585146A (en) * | 2011-12-23 | 2012-07-18 | 山东东大一诺威聚氨酯有限公司 | Polyurethane cushion |
| CN103044899A (en) * | 2012-12-25 | 2013-04-17 | 江苏恒康家居科技股份有限公司 | Polymer gel and preparation method thereof |
| CN105367744A (en) * | 2015-11-13 | 2016-03-02 | 成都多力多新材料有限公司 | Thermoplastic polyurethane elastomer and preparation method thereof |
| CN111138624A (en) * | 2019-12-16 | 2020-05-12 | 旭川化学（苏州）有限公司 | Polyurethane resin for high-physical-property breathable insole and preparation method thereof |
| CN112048166A (en) * | 2020-08-22 | 2020-12-08 | 福建大方睡眠科技股份有限公司 | Casting type jelly resin material and preparation method thereof |
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2009
- 2009-09-08 CN CN200910192240A patent/CN101643536A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585146A (en) * | 2011-12-23 | 2012-07-18 | 山东东大一诺威聚氨酯有限公司 | Polyurethane cushion |
| CN102585146B (en) * | 2011-12-23 | 2013-11-13 | 山东东大一诺威聚氨酯有限公司 | Polyurethane cushion |
| CN103044899A (en) * | 2012-12-25 | 2013-04-17 | 江苏恒康家居科技股份有限公司 | Polymer gel and preparation method thereof |
| CN105367744A (en) * | 2015-11-13 | 2016-03-02 | 成都多力多新材料有限公司 | Thermoplastic polyurethane elastomer and preparation method thereof |
| CN111138624A (en) * | 2019-12-16 | 2020-05-12 | 旭川化学（苏州）有限公司 | Polyurethane resin for high-physical-property breathable insole and preparation method thereof |
| CN112048166A (en) * | 2020-08-22 | 2020-12-08 | 福建大方睡眠科技股份有限公司 | Casting type jelly resin material and preparation method thereof |
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