There is disclosed a method for manufacturing an organic processing fluid for patterning of a chemical amplification type resist film, comprising a step of causing a fluid containing an organic solvent to pass through a filtration device having a fluid input portion, a fluid output portion, and a filtration filter film provided in a flow path that connects the fluid input portion and the fluid output portion with each other, wherein an absolute value (|TI−To|) of a difference between a temperature (TI) of the fluid in the fluid input portion and a temperature (To) of the fluid in the fluid output portion is 3° C. or lower, a filtration speed of the fluid in the filtration device is 0.5 L/min/m2 or greater, and a filtration pressure by the fluid in the filtration device is 0.10 MPa or lower.
本发明公开了一种用于
化学放大型抗蚀剂薄膜图案化的有机加工液的制造方法,包括使含有有机溶剂的流体通过过滤装置的步骤,该过滤装置具有流体输入部分、流体输出部分以及在流体输入部分和流体输出部分相互连接的流路中提供的过滤薄膜,其中流体输入部分中流体的温度(TI)与流体输出部分中流体的温度(To)之差的绝对值(|TI-To|)为3℃或更低,流体在过滤装置中的过滤速度为0.5升/分钟/平方米或更大,流体在过滤装置中的过滤压力为0.10兆帕或更大。或更低,流体在过滤装置中的过滤速度为 0.5 升/分钟/平方米或更高,流体在过滤装置中的过滤压力为 0.10 兆帕或更低。