CN101302335A - Bisphenol A type polyaromatic ether ketone water-based fluid dispersion and preparation thereof - Google Patents
Bisphenol A type polyaromatic ether ketone water-based fluid dispersion and preparation thereof Download PDFInfo
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- CN101302335A CN101302335A CNA2008100508808A CN200810050880A CN101302335A CN 101302335 A CN101302335 A CN 101302335A CN A2008100508808 A CNA2008100508808 A CN A2008100508808A CN 200810050880 A CN200810050880 A CN 200810050880A CN 101302335 A CN101302335 A CN 101302335A
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Abstract
The invention provides a bisphenol-A poly (aryl ether ketone) water-based dispersion and a method for preparing the same, belonging to the polymer water-based paint technical field. The compositions of the bisphenol-A poly (aryl ether ketone) water-based dispersion comprises bisphenol-A poly (aryl ether ketone), surface active agent and water, wherein, the surface active agent is dodecyl benzene sulfonate or dodecyl sodium sulfate. The preparing method comprises the following steps of: preparing bisphenol-A poly (aryl ether ketone) polymer solution, preparing latex and steaming organic solvent. The bisphenol-A poly (aryl ether ketone) water-based dispersion can be used during preparing heat-resisting paint or paint polymer, and can be combined with fluor resin to prepare various paints, thereby improving the service temperature and the solvent resistance of bisphenol-A poly (aryl ether ketone) paint. The bisphenol-A poly (aryl ether ketone) water-based dispersion and the method for preparing the same enlarge the application range of bisphenol-A poly (aryl ether ketone) polymer engineering materials, and meet the requirement of environmental protection.
Description
Technical field
The invention belongs to the technical field of polymer water-based paint, relate generally to and be used for heat resisting coating or as the coating bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Background technology
The prior art close with the present invention is patent CN1663983, and disclosed is aqueous polyarylethersulphondispersion dispersion liquid, that is, a class polyether sulphone base polymer is dispersed in the dispersion liquid in the aqueous solution.
Disadvantages of background technology is that above-mentioned polyether sulphone base polymer under low temperature or ultraviolet lighting condition crosslinking reaction can not take place, and this just makes the polyether sulphone aqueous-based dispersions is prepared into processing temperature height in the coating procedure.
Summary of the invention
The technical problem to be solved in the present invention is that the preparation bisphenol A type polyaromatic ether ketone water-based fluid dispersion can be used for feature of environmental protection coating; And crosslinking reaction can take place, thereby can improve the use temperature and the solvent resistance of bisphenol A type polyaromatic ether ketone coating under relative low temperature or ultra violet lamp in bisphenol A type polyaromatic ether ketone.
Bisphenol A type polyaromatic ether ketone water-based fluid dispersion of the present invention is that poly aryl ether ketone polymer that a class has a pseudoallyl is dispersed in the dispersion liquid in the aqueous solution.The bisphenol A type polyaromatic ether ketone film is carried out the thermal treatment of different time ultraviolet lighting and different time, and the second-order transition temperature before and after handling by the test polyaryletherketone can judge that crosslinking reaction can take place bisphenol A type polyaromatic ether ketone.
Bisphenol A type polyaromatic ether ketone is the fundamental component of aqueous-based dispersions of the present invention, and bisphenol A type polyaromatic ether ketone is the polyaryletherketone that main chain with repeating unit contains pseudoallyl, and number-average molecular weight is greatly about 15000～30000; Its structure is as follows:
Wherein, number of repeating units n is about 41～80.
Bisphenol A type polyaromatic ether ketone water-based fluid dispersion of the present invention, component comprise bisphenol A type polyaromatic ether ketone, tensio-active agent and water; By mass percentage, bisphenol A type polyaromatic ether ketone accounts for 10%～50% of aqueous-based dispersions, 1%～5% of surfactant comprise aqueous-based dispersions, and surplus is a water; Described tensio-active agent is Sodium dodecylbenzene sulfonate (DBS) or sodium laurylsulfonate (K12).
The preferred Sodium dodecylbenzene sulfonate of tensio-active agent (DBS); Component can also include surfactant adjuvant, and said surfactant adjuvant can be polyvinylpyrrolidone (PVP) or polyvinyl alcohol (PVA) or polyoxyethylene glycol (PEG) etc.By mass, surfactant adjuvant accounts for 0.5～1.1% of aqueous-based dispersions.
The present invention prepares bisphenol A type polyaromatic ether ketone water-based fluid dispersion by emulsification-solvent volatile diffusion method, and concrete technical scheme is:
A kind of preparation method of bisphenol A type polyaromatic ether ketone water-based fluid dispersion, with the bisphenol A type polyaromatic ether ketone polymkeric substance is main raw material, with trichloromethane or methylene dichloride is organic solvent, is tensio-active agent with Sodium dodecylbenzene sulfonate (DBS) or sodium laurylsulfonate (K12); Preparation bisphenol A type polyaromatic ether ketone polymers soln is arranged, prepare emulsion, boil off the process of organic solvent;
Said preparation bisphenol A type polyaromatic ether ketone polymers soln process is, bisphenol A type polyaromatic ether ketone is dissolved in the organic solvent, and wherein, the percentage ratio that the bisphenol A type polyaromatic ether ketone polymkeric substance accounts for solution quality is 4～30%;
Said preparation emulsion process is, and is earlier that tensio-active agent is soluble in water, then water phase surfactant mixture poured in the decollator (such as colloidal mill), and the mass percent of tensio-active agent in the aqueous solution is 1.18～10%; Pour the bisphenol A type polyaromatic ether ketone polymers soln into dispersion again, be prepared into the bisphenol A type polyaromatic ether ketone emulsion; Wherein, by quality than bisphenol A type polyaromatic ether ketone polymers soln: water phase surfactant mixture=1.47～3.34: 1;
The said organic solvent that boils off is, the bisphenol A type polyaromatic ether ketone emulsion poured in the device (water-bath) that stirring is housed, and feeds pressurized air, and controlled temperature is taken organic solvent out of for 50 ℃～75 ℃.Organic solvent can obtain reclaiming with usual method.
In the organic solution of bisphenol A type polyaromatic ether ketone polymkeric substance, the mass percent of bisphenol A type polyaromatic ether ketone polymkeric substance is 4～30% (mass ratioes) in the preferred organic solution.If the mass percent of bisphenol A type polyaromatic ether ketone polymkeric substance surpasses 30% in the organic solution, the easy caking because viscosity is excessive is difficult for disperseing.
The preparation of bisphenol A type polyaromatic ether ketone water-based fluid dispersion of the present invention, used organic solvent are water insoluble and boiling point is lower than the material of water, and suitable organic solvent comprises: methylene dichloride, trichloromethane, preferably trichloromethane.
The tensio-active agent that is dissolved in the water is Sodium dodecylbenzene sulfonate (DBS) or sodium laurylsulfonate (K12), and preferred water-soluble tensio-active agent is Sodium dodecylbenzene sulfonate (DBS).
In preparation bisphenol A type polyaromatic ether ketone polymers soln process, in organic solvent, can add surfactant adjuvant, its consumption occupies 0.3～1.2% of machine solvent by mass ratio; Said surfactant adjuvant is polyvinylpyrrolidone (PVP) or polyvinyl alcohol (PVA) or polyoxyethylene glycol (PEG), and preferred auxiliary agent is polyvinylpyrrolidone (PVP).
Boiling off the organic solvent process, the removal temperature range of organic solvent is controlled at 50 ℃～75 ℃ scopes.Can after 2～3 hours, continue to be warming up to 64～65 ℃ again, at 50～55 ℃ of constant temperature till not having organic solvent to steam earlier; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, discharging.When removing organic solvent, stirring velocity should be slow.
Said decollator promptly prepares the high-speed dispersion equipment of bisphenol A type polyaromatic ether ketone water-based fluid dispersion, can be: colloidal mill, sand mill, homogenizer etc.Preferably use colloidal mill.
By the particle of SEM (or laser particle analyser) measurement bisphenol A type polyaromatic ether ketone water-based fluid dispersion, the particle diameter that obtains≤6 μ m.
Bisphenol A type polyaromatic ether ketone water-based fluid dispersion of the present invention can use in preparation heat resisting coating or coating polymer, and can make up with fluoro-resin, prepares various coating.For example, preparation non-stick pan coating mixes bisphenol A type polyaromatic ether ketone class aqueous-based dispersions with ptfe emulsion and other additive, just can prepare non-stick pan coating.Can improve the use temperature and the solvent resistance of bisphenol A type polyaromatic ether ketone coating.
Bisphenol A type polyaromatic ether ketone solid of the present invention is dissolved in chloroformic solution middle berth film, be lower than the high processing temperature of coating or under the 500w ultra violet lamp, carrying out different time and handle respectively, pass through solvability, test results such as DSC, can tentatively draw bisphenol A type polyaromatic ether ketone and can under the UV illumination condition, crosslinking reaction take place, also the bisphenol A type polyaromatic ether ketone water-based fluid dispersion powder is carried out simultaneously the ultraviolet lighting of corresponding thermal treatment or different time, the aqueous-based dispersions powder after handling through the ultraviolet lighting of heating or different time no longer is dissolved in the organic solvent commonly used.
Bisphenol A type polyaromatic ether ketone water-based fluid dispersion has enlarged the range of application of bisphenol A type polyaromatic ether ketone polymer engineering material, and the coating composition of the requirements such as protecting and reduce cost that conforms is used.
Embodiment
Embodiment 1
4g polyvinylpyrrolidone (PVP) is dissolved in the 240ml trichloromethane, then the 72g bisphenol A type polyaromatic ether ketone is dissolved in the above-mentioned solution.
The 8g Sodium dodecylbenzene sulfonate is dissolved in the 280ml deionized water; Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly joined in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 2
The 72g bisphenol A type polyaromatic ether ketone is dissolved in the 240ml trichloromethane, makes bisphenol A type polyaromatic ether ketone solution.
The 8g Sodium dodecylbenzene sulfonate is dissolved in the 280ml deionized water.Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly added in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 3
0.6g polyvinylpyrrolidone (PVP) is dissolved in the 130ml trichloromethane, then the 11.4g bisphenol A type polyaromatic ether ketone is dissolved in the above-mentioned solution.
The 1.2g Sodium dodecylbenzene sulfonate is dissolved in the 100ml deionized water; Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly joined in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 4
The 12g bisphenol A type polyaromatic ether ketone is dissolved in the 160ml trichloromethane, makes bisphenol A type polyaromatic ether ketone solution.
The 1.2g Sodium dodecylbenzene sulfonate is dissolved in the 100ml deionized water.Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly added in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 5
The 180g bisphenol A type polyaromatic ether ketone is dissolved in the 280ml trichloromethane, makes bisphenol A type polyaromatic ether ketone solution.
The 18g Sodium dodecylbenzene sulfonate is dissolved in the 162ml deionized water.Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly added in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 6
The 16g bisphenol A type polyaromatic ether ketone is dissolved in the 256ml trichloromethane, makes bisphenol A type polyaromatic ether ketone solution.
The 4g Sodium dodecylbenzene sulfonate is dissolved in the 140ml deionized water.Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly added in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 7
The 45g bisphenol A type polyaromatic ether ketone is dissolved in the 220ml trichloromethane, makes bisphenol A type polyaromatic ether ketone solution.
The 9g Sodium dodecylbenzene sulfonate is dissolved in the 246ml deionized water.Sodium dodecyl benzene sulfonate aqueous solution is poured in the colloidal mill, again bisphenol A type polyaromatic ether ketone solution is slowly added in the colloidal mill, disperse, make the bisphenol A type polyaromatic ether ketone emulsion.
The bisphenol A type polyaromatic ether ketone emulsion that contains organic solvent of preparation is poured in 1000 milliliters of there-necked flasks that breather, whipping appts, condensing works are housed, there-necked flask is heated in water-bath, temperature was controlled at 50～55 ℃ of constant temperature 2～3 hours, continue to be warming up to 64～65 ℃ again, till not having organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, stirs discharging and obtain bisphenol A type polyaromatic ether ketone water-based fluid dispersion.
Embodiment 8
With the solvent of the trichloromethane in the methylene dichloride alternate embodiment 1～7 as the bisphenol A type polyaromatic ether ketone polymkeric substance, the effect of products obtained therefrom and embodiment 1～7 are basic identical.
Embodiment 9
Make tensio-active agent with the polyvinylpyrrolidone (PVP) in polyvinyl alcohol (PVA) or polyoxyethylene glycol (PEG) alternate embodiment 1,3, perhaps use the Sodium dodecylbenzene sulfonate (DBS) in sodium laurylsulfonate (K12) alternate embodiment 1～7 to make tensio-active agent, the effect of products obtained therefrom and embodiment 1～7 are basic identical.
Claims (6)
1, a kind of bisphenol A type polyaromatic ether ketone water-based fluid dispersion is characterized in that, component comprises bisphenol A type polyaromatic ether ketone, tensio-active agent and water; By mass percentage, bisphenol A type polyaromatic ether ketone accounts for 10%～50% of aqueous-based dispersions, 1%～5% of surfactant comprise aqueous-based dispersions, and surplus is a water; Described tensio-active agent is Sodium dodecylbenzene sulfonate or sodium laurylsulfonate.
According to the described bisphenol A type polyaromatic ether ketone water-based fluid dispersion of claim 1, it is characterized in that 2, said bisphenol A type polyaromatic ether ketone is the polyaryletherketone that main chain with repeating unit contains pseudoallyl; Its structure is as follows:
Wherein, number of repeating units n is 41～80.
3, according to claim 1 or 2 described bisphenol A type polyaromatic ether ketone water-based fluid dispersions, it is characterized in that component includes surfactant adjuvant, said surfactant adjuvant is polyvinylpyrrolidone or polyvinyl alcohol or polyoxyethylene glycol; By mass, surfactant adjuvant accounts for 0.5～1.1% of aqueous-based dispersions.
4, a kind of preparation method of bisphenol A type polyaromatic ether ketone water-based fluid dispersion of claim 1, with the bisphenol A type polyaromatic ether ketone polymkeric substance is main raw material, with trichloromethane or methylene dichloride is organic solvent, is tensio-active agent with Sodium dodecylbenzene sulfonate or sodium laurylsulfonate; Preparation bisphenol A type polyaromatic ether ketone polymers soln is arranged, prepare emulsion, boil off the process of organic solvent;
Said preparation bisphenol A type polyaromatic ether ketone polymers soln process is, bisphenol A type polyaromatic ether ketone is dissolved in the organic solvent, and wherein, the percentage ratio that the bisphenol A type polyaromatic ether ketone polymkeric substance accounts for solution quality is 4～30%;
Said preparation emulsion process is, and is earlier that tensio-active agent is soluble in water, then water phase surfactant mixture poured in the high speed dispersion device, and the mass percent of tensio-active agent in the aqueous solution is 1.18～10%; Pour the bisphenol A type polyaromatic ether ketone polymers soln into dispersion again, be prepared into the bisphenol A type polyaromatic ether ketone emulsion; Wherein, by quality than bisphenol A type polyaromatic ether ketone polymers soln: water phase surfactant mixture=1.47～3.34: 1;
The said organic solvent that boils off is, the bisphenol A type polyaromatic ether ketone emulsion poured in the device that stirring is housed, and feeds pressurized air, and controlled temperature is taken organic solvent out of for 50 ℃～75 ℃.
5, according to the preparation method of the described bisphenol A type polyaromatic ether ketone water-based fluid dispersion of claim 4, it is characterized in that the said organic solvent process that boils off is earlier at 50～55 ℃ of constant temperature after 2～3 hours, continue to be warming up to 64～65 ℃ again, up to there not being organic solvent to steam; Be warmed up to 66～75 ℃ again, constant temperature 0.5～1 hour stops heating, discharging.
6, according to the preparation method of claim 4 or 5 described bisphenol A type polyaromatic ether ketone water-based fluid dispersions, it is characterized in that, in preparation bisphenol A type polyaromatic ether ketone polymers soln process, add surfactant adjuvant in organic solvent, its consumption occupies 0.3～1.2% of machine solvent by mass ratio; Said surfactant adjuvant is polyvinylpyrrolidone or polyvinyl alcohol or polyoxyethylene glycol.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101486791B (en) * | 2009-02-13 | 2011-10-19 | 吉林大学 | Polyarylether copolymer with side chain containing azo group, as well as preparation and use thereof |
| CN102627907A (en) * | 2012-03-28 | 2012-08-08 | 中国科学院长春应用化学研究所 | Ultraviolet-cured coating composition |
| CN102634271A (en) * | 2012-03-16 | 2012-08-15 | 中国科学院长春应用化学研究所 | Insulating coating composition |
| CN104974341A (en) * | 2015-07-09 | 2015-10-14 | 吉林大学 | Cross-linked polyarylether polymer and preparation method thereof |
| CN105153439A (en) * | 2015-07-21 | 2015-12-16 | 吉林大学 | Preparation method for water-based dispersion liquid of polyarylether polymers |
| CN106633104A (en) * | 2017-01-06 | 2017-05-10 | 自贡川滤设备制造有限公司 | Preparation method of water-based polyether sulfone dispersion liquid |
| CN113354834A (en) * | 2021-07-26 | 2021-09-07 | 浙江鹏孚隆新材料有限公司 | Heat-resistant hydrolysis-resistant engineering plastic dispersion liquid, and preparation method and application thereof |
| US11118053B2 (en) | 2018-03-09 | 2021-09-14 | Ticona Llc | Polyaryletherketone/polyarylene sulfide composition |
| US11352480B2 (en) | 2016-03-18 | 2022-06-07 | Ticona Llc | Polyaryletherketone composition |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101486791B (en) * | 2009-02-13 | 2011-10-19 | 吉林大学 | Polyarylether copolymer with side chain containing azo group, as well as preparation and use thereof |
| CN102634271A (en) * | 2012-03-16 | 2012-08-15 | 中国科学院长春应用化学研究所 | Insulating coating composition |
| CN102634271B (en) * | 2012-03-16 | 2014-03-26 | 中国科学院长春应用化学研究所 | Insulating coating composition |
| CN102627907A (en) * | 2012-03-28 | 2012-08-08 | 中国科学院长春应用化学研究所 | Ultraviolet-cured coating composition |
| CN102627907B (en) * | 2012-03-28 | 2014-03-26 | 中国科学院长春应用化学研究所 | Ultraviolet-cured coating composition |
| CN104974341B (en) * | 2015-07-09 | 2017-01-11 | 吉林大学 | Cross-linked polyarylether polymer and preparation method thereof |
| CN104974341A (en) * | 2015-07-09 | 2015-10-14 | 吉林大学 | Cross-linked polyarylether polymer and preparation method thereof |
| CN105153439A (en) * | 2015-07-21 | 2015-12-16 | 吉林大学 | Preparation method for water-based dispersion liquid of polyarylether polymers |
| CN105153439B (en) * | 2015-07-21 | 2017-10-24 | 吉林大学 | A kind of preparation method of polyarylether polymer aqueous-based dispersions |
| US11352480B2 (en) | 2016-03-18 | 2022-06-07 | Ticona Llc | Polyaryletherketone composition |
| CN106633104A (en) * | 2017-01-06 | 2017-05-10 | 自贡川滤设备制造有限公司 | Preparation method of water-based polyether sulfone dispersion liquid |
| CN106633104B (en) * | 2017-01-06 | 2020-11-03 | 自贡川滤设备制造有限公司 | Preparation method of water-based polyether sulfone dispersion liquid |
| US11118053B2 (en) | 2018-03-09 | 2021-09-14 | Ticona Llc | Polyaryletherketone/polyarylene sulfide composition |
| CN113354834A (en) * | 2021-07-26 | 2021-09-07 | 浙江鹏孚隆新材料有限公司 | Heat-resistant hydrolysis-resistant engineering plastic dispersion liquid, and preparation method and application thereof |
| CN113354834B (en) * | 2021-07-26 | 2023-02-24 | 浙江鹏孚隆新材料有限公司 | Heat-resistant hydrolysis-resistant engineering plastic dispersion liquid, and preparation method and application thereof |
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| CN101302335B (en) | 2010-10-13 |
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