CN112625193A - 极性改性凡士林及其制备方法 - Google Patents
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- 229940099259 vaseline Drugs 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 150000003254 radicals Chemical class 0.000 claims abstract description 11
- 239000003999 initiator Substances 0.000 claims abstract description 7
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 5
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 claims description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 2
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- 239000004264 Petrolatum Substances 0.000 claims description 2
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 2
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 2
- -1 di-tert-butylperoxy diisopropylbenzene Chemical compound 0.000 claims description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 2
- 229940066842 petrolatum Drugs 0.000 claims description 2
- 235000019271 petrolatum Nutrition 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 15
- 239000002184 metal Substances 0.000 abstract description 15
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 150000008064 anhydrides Chemical class 0.000 abstract description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract description 2
- 238000005536 corrosion prevention Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- XMHIUKTWLZUKEX-UHFFFAOYSA-N hexacosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O XMHIUKTWLZUKEX-UHFFFAOYSA-N 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000002464 physical blending Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F289/00—Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds not provided for in groups C08F251/00 - C08F287/00
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Graft Or Block Polymers (AREA)
Abstract
本发明公开了一种极性改性凡士林及其制备方法,属于凡士林技术领域。其技术方案为:将凡士林与分子结构中含极性基团及乙烯基的化合物、自由基引发剂混合均匀,通过自由基本体接枝合成极性改性凡士林。本发明在凡士林分子结构中引入羧基或者酸酐极性基团,提高了凡士林与金属的粘结性,大幅提高了凡士林对金属表面的防腐蚀性能。
Description
技术领域
本发明涉及凡士林技术领域,具体涉及一种极性改性凡士林及其制备方法。
背景技术
凡士林是渣油蜡膏掺合润滑油料,再经精制而成的石油脂,是重要的医药、日用化工、精细化工原料以及精密仪器的润滑剂。凡士林还可用于金属制品和一般机械零件的防锈、轻负荷机械的润滑、做皮革浸润剂、橡胶软化剂。在应用于金属防锈蚀时,普通凡士林不含有极性基团,与金属的粘合性差,在遭遇盐水等腐蚀介质时,很容易从金属表面剥离,丧失保护作用。现有技术只能通过物理共混的方法,在凡士林金属防腐蚀膏中添加石油磺酸钡等防腐添加剂,来提高其防腐性能,不能从根本上解决凡士林与金属的粘结性以及防腐蚀难题。因此,开发带有极性基团的凡士林具有重要的应用价值。
发明内容
本发明要解决的技术问题是:克服现有技术的不足,提供一种极性改性凡士林及其制备方法,在凡士林分子结构中引入羧基或者酸酐极性基团,提高了凡士林与金属的粘结性,大幅提高了凡士林对金属表面的防腐蚀性能。
本发明的技术方案为:
一方面,本发明提供了一种极性改性凡士林的制备方法,将凡士林与分子结构中含极性基团及乙烯基的化合物、自由基引发剂混合均匀,通过自由基本体接枝合成极性改性凡士林。
优选地,所述分子结构中含极性基团及乙烯基的化合物为以下化合物中的一种或多种:丙烯酸、甲基丙烯酸、马来酸酐。
优选地,所述自由基引发剂为以下化合物中的一种或多种:双氧水、叔丁基过氧化氢、过氧化二叔丁基、双叔丁基过氧化二异丙基苯、2,5-二甲基-2,5-二(叔丁基过氧基) 己烷、2,4-二氯过氧苯甲酰、过氧化苯甲酰、过氧化二异丙苯、偶氮二异丁腈。
优选地,所述分子结构中含极性基团及乙烯基的化合物与凡士林的质量比为0.05-0.2:1,自由基引发剂与凡士林的质量比为0.5%-5.0%:1,反应温度为60-200℃,反应时间为5-30min。
另一方面,本发明还提供了一种利用上述制备方法制备得到的极性改性凡士林。
本发明与现有技术相比,具有以下有益效果:
本发明采用高温本体自由基接枝,在凡士林分子结构中引入羧基或者酸酐极性基团,提高了凡士林与金属的粘结性,大幅提高了凡士林对金属表面的防腐蚀性能。本发明合成工艺简单,不需要使用溶剂,效果优异,具有良好的工业化价值。
具体实施方式
实施例1-6
实施例1-6的反应条件如表1所示:
表1
实施例1-6的极性改性凡士林的防腐蚀测试结果如表2所示:
表2
本发明的极性改性后的凡士林带有酸酐极性基团,与金属的粘结性显著提高,在盐雾实验的条件下,仍旧能与金属保持良好的粘合和防腐效果。对比例1-2中的凡士林不含有极性基团,在盐雾实验条件下,与金属的粘结性差,腐蚀介质可以很快的到达金属表面,导致腐蚀发生。
尽管通过参考优选实施例的方式对本发明进行了详细描述,但本发明并不限于此。在不脱离本发明的精神和实质的前提下,本领域普通技术人员可以对本发明的实施例进行各种等效的修改或替换,而这些修改或替换都应在本发明的涵盖范围内/任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本发明的保护范围之内。因此,本发明的保护范围应所述以权利要求的保护范围为准。
Claims (5)
1.极性改性凡士林的制备方法,其特征在于:将凡士林与分子结构中含极性基团及乙烯基的化合物、自由基引发剂混合均匀,通过自由基本体接枝合成极性改性凡士林。
2.如权利要求1所述的制备方法,其特征在于:所述分子结构中含极性基团及乙烯基的化合物为以下化合物中的一种或多种:丙烯酸、甲基丙烯酸、马来酸酐。
3.如权利要求1所述的制备方法,其特征在于:所述自由基引发剂为以下化合物中的一种或多种:双氧水、叔丁基过氧化氢、过氧化二叔丁基、双叔丁基过氧化二异丙基苯、2,5-二甲基-2,5-二(叔丁基过氧基)己烷、2,4-二氯过氧苯甲酰、过氧化苯甲酰、过氧化二异丙苯、偶氮二异丁腈。
4.如权利要求1所述的制备方法,其特征在于:所述分子结构中含极性基团及乙烯基的化合物与凡士林的质量比为 0.05-0.2:1,自由基引发剂与凡士林的质量比为0.5%-5.0%:1,反应温度为 60-200℃,反应时间为5-30 min。
5.利用如权利要求1-4任一项所述的制备方法制备得到的极性改性凡士林。
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0358506A2 (en) * | 1988-09-08 | 1990-03-14 | MARROW-TECH INCORPORATED (a Delaware corporation) | Three-dimensional cell and tissue culture system |
US20110290437A1 (en) * | 2010-06-01 | 2011-12-01 | Nathan John Vogel | Dispersible Wet Wipes Made Using Short Cellulose Fibers for Enhanced Dispersibility |
CN102586768A (zh) * | 2011-01-10 | 2012-07-18 | 中国石油化工股份有限公司 | 一种锌层表面钝化处理液 |
CN102993804A (zh) * | 2012-11-13 | 2013-03-27 | 合肥市田源精铸有限公司 | 一种以凡士林为主体的金属防锈蜡及其制备方法 |
CN104371080A (zh) * | 2014-11-12 | 2015-02-25 | 吴江华威特种油有限公司 | 一种改性石蜡的制备方法 |
CN104694215A (zh) * | 2013-12-04 | 2015-06-10 | 青岛浩泰水务有限公司 | 氧化石油脂钡皂缓蚀剂 |
CN106633798A (zh) * | 2016-12-13 | 2017-05-10 | 无锡市四方达高分子材料有限公司 | 导电型高分子材料 |
CN107163844A (zh) * | 2017-05-16 | 2017-09-15 | 江南大学 | 一种防锈剂及其制备方法与应用 |
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2020
- 2020-12-31 CN CN202011613165.8A patent/CN112625193B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0358506A2 (en) * | 1988-09-08 | 1990-03-14 | MARROW-TECH INCORPORATED (a Delaware corporation) | Three-dimensional cell and tissue culture system |
US20110290437A1 (en) * | 2010-06-01 | 2011-12-01 | Nathan John Vogel | Dispersible Wet Wipes Made Using Short Cellulose Fibers for Enhanced Dispersibility |
CN102586768A (zh) * | 2011-01-10 | 2012-07-18 | 中国石油化工股份有限公司 | 一种锌层表面钝化处理液 |
CN102993804A (zh) * | 2012-11-13 | 2013-03-27 | 合肥市田源精铸有限公司 | 一种以凡士林为主体的金属防锈蜡及其制备方法 |
CN104694215A (zh) * | 2013-12-04 | 2015-06-10 | 青岛浩泰水务有限公司 | 氧化石油脂钡皂缓蚀剂 |
CN104371080A (zh) * | 2014-11-12 | 2015-02-25 | 吴江华威特种油有限公司 | 一种改性石蜡的制备方法 |
CN106633798A (zh) * | 2016-12-13 | 2017-05-10 | 无锡市四方达高分子材料有限公司 | 导电型高分子材料 |
CN107163844A (zh) * | 2017-05-16 | 2017-09-15 | 江南大学 | 一种防锈剂及其制备方法与应用 |
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