发明名称 |
METHOD OF MAKING ANHYDROUS FILMING SOLUTIONS FOR PRODUCING FERROELECTRIC FILMS OF LEAD ZIRCONATE-TITANATE |
摘要 |
FIELD: process engineering. ^ SUBSTANCE: invention may be used in production of nonvolatile memories. Proposed method comprises producing anhydrous lead acetate, and its dissolution in anhydrous organic solvent with addition of zirconium and titanium alcoholates accompanied by complexing reactions. Anhydrous lead acetate is produced by solid-phase synthesis from lead oxide PbO using absolute reagents: acetic anhydride and seed amount of acetic acid followed by drying of produced mixture to loose state to provide anhydrous lead acetate with pronounced crystalline structure. Note here that dissolution of anhydrous lead acetate crystals and its complexing with zirconium and titanium alcoholates are performed at 15-40C. ^ EFFECT: higher stability, longer life, nonpolluting process. ^ 3 cl, 1 dwg |
申请公布号 |
RU2465969(C1) |
申请公布日期 |
2012.11.10 |
申请号 |
RU20110120213 |
申请日期 |
2011.05.20 |
申请人 |
FEDERAL'NOE GOSUDARSTVENNOE BJUDZHETNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "MOSKOVSKIJ GOSUDARSTVENNYJ TEKHNICHESKIJ UNIVERSITET RADIOTEKHNIKI, EHLEKTRONIKI I AVTOMATIKI" |
发明人 |
VISHNEVSKIJ ALEKSEJ SERGEEVICH;VOROTILOV KONSTANTIN ANATOL'EVICH;KOTOVA NINA MIKHAJLOVNA;SIGOV ALEKSANDR SERGEEVICH |
分类号 |
B05D5/12;C01G21/00;C01G23/00;C01G25/00;C04B35/491 |
主分类号 |
B05D5/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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