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    • 10. 发明授权
    • Developer preparing apparatus and developer preparing method
    • 显影剂制备装置和显影剂制备方法
    • US5476320A
    • 1995-12-19
    • US338222
    • 1994-11-09
    • Satoshi TaguchiMasumi SuetsuguTsutomu NagaseNorikazu Nakagawa
    • Satoshi TaguchiMasumi SuetsuguTsutomu NagaseNorikazu Nakagawa
    • G03F7/30B01F15/04
    • G03F7/30Y10T137/0329
    • A developer preparing apparatus for obtaining a developer containing a developer component having a definite content by mixing an undiluted developer solution containing 5 to 40% by weight of tetramethylammonium hydroxide (TMAH) and pure water, and a developer preparing method for preparing the developer using the developer preparing apparatus. The developer preparing apparatus comprising a mixing bath equipped with a means for receiving and mixing an undiluted developer solution and pure water, an ultrasonic densitometer for measuring the developer component contained in the developer in the mixing bath, a flow rate controlling means for controlling the supplying flow rate of the undiluted developer solution and/or pure water into the mixing bath by the output signal from the ultrasonic densitometer, and a storage tank for receiving and storing the developer containing the developer component having the definite content in the mixing bath.
    • 一种显影剂制备装置,用于通过混合含有5〜40重量%的四甲基氢氧化铵(TMAH)和纯水的未稀释的显影液,得到含有具有确定含量的显影剂成分的显影剂和显影剂的制备方法, 显影剂制备装置。 该显影剂制备装置包括配备有用于接收和混合未稀释的显影剂溶液和纯水的装置的混合浴,用于测量混合浴中显影剂中所含的显影剂成分的超声波密度计,用于控制供给的流量控制装置 通过来自超声波密度计的输出信号将未稀释的显影剂溶液和/或纯水流入混合槽中的流速;以及储存罐,用于接收和储存含有在混合槽中具有确定含量的显影剂组分的显影剂。