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    • 1. 发明申请
    • PROCESS AND APPARATUS FOR PRODUCTION OF COLORLESS TRANSPARENT RESIN FILM
    • 生产无色透明树脂薄膜的工艺和设备
    • US20100187719A1
    • 2010-07-29
    • US12622932
    • 2009-11-20
    • Jitsuo OISHISotaro HIRAMATSUShuta KIHARA
    • Jitsuo OISHISotaro HIRAMATSUShuta KIHARA
    • B29C39/16B29C39/14
    • B29C41/26B29C41/28B29K2079/08C08G73/1007C08G73/1042C08G73/1046C08G73/105C08G73/1075C08G73/1078C08J5/18C08J2379/08C08L79/08H05K1/0346H05K1/0393H05K3/007H05K3/227H05K2201/0108H05K2201/0154H05K2203/0156H05K2203/0759
    • A method for producing a colorless transparent resin film by a solution flow casting method containing: flow-casting an organic solvent solution of a polyamic acid or a polyimide on a support; and drying, the method containing at least the following step (1), step (2) and step (3) in this order, and an apparatus therefor: (1) a step of flow-casting an organic solvent solution of a polyamic acid or polyamide on a support, (2) a step of evaporating the organic solvent while blowing a gas having an oxygen content of from 0.001 to 15% by volume at a temperature of from 100 to 170° C. onto the flow-cast material, and releasing as a self-supporting film from the support, and (3) a step of performing the following step (3-1) and step (3-2) in this order: (3-1) a step of lowering a residual ratio of the organic solvent in the self-supporting film while blowing a gas having an oxygen content of 15% by volume or less at a temperature of from 100 to 250° C. onto the film by using at least one dryer of a type of blowing a heated gas, and (3-2) a step of lowering the residual ratio of the organic solvent in the self-supporting film while blowing a gas having an oxygen content of 5% by volume or less at a temperature of from 150 to 400° C. onto the film by using at least one dryer of a type of blowing a heated gas.
    • 一种通过溶液流延法生产无色透明树脂膜的方法,包括:在载体上流延浇注聚酰胺酸或聚酰亚胺的有机溶剂溶液; 和干燥,该方法至少依次包含步骤(1),步骤(2)和步骤(3)及其装置:(1)流延聚酰胺酸的有机溶剂溶液的步骤 或载体上的聚酰胺,(2)在100〜170℃的温度下将氧含量为0.001〜15体积%的气体吹入流延材料的同时蒸发有机溶剂的步骤, 并从支持体释放为自支撑膜,以及(3)按照以下顺序执行以下步骤(3-1)和步骤(3-2)的步骤:(3-1)降低残留物的步骤 在100〜250℃的温度下,将氧含量为15体积%以下的气体吹送到薄膜上时,使用至少一种干燥机,将自支撑薄膜中的有机溶剂的比例 吹送加热气体,(3-2)在吹入氧含量为5%的气体的同时降低自支撑膜中的有机溶剂的残留率的步骤,通过 通过使用至少一种吹入加热气体的干燥器在150至400℃的温度下将体积或更小的量加到薄膜上。
    • 3. 发明授权
    • Process and apparatus for production of colorless transparent resin film
    • 无色透明树脂薄膜的生产工艺及装置
    • US08357322B2
    • 2013-01-22
    • US12622932
    • 2009-11-20
    • Jitsuo OishiSotaro HiramatsuShuta Kihara
    • Jitsuo OishiSotaro HiramatsuShuta Kihara
    • B29D7/00
    • B29C41/26B29C41/28B29K2079/08C08G73/1007C08G73/1042C08G73/1046C08G73/105C08G73/1075C08G73/1078C08J5/18C08J2379/08C08L79/08H05K1/0346H05K1/0393H05K3/007H05K3/227H05K2201/0108H05K2201/0154H05K2203/0156H05K2203/0759
    • A method for producing a colorless transparent resin film by a solution flow casting method containing: flow-casting an organic solvent solution of a polyamic acid or a polyimide on a support; and drying, the method containing at least the following step (1), step (2) and step (3) in this order, and an apparatus therefor: (1) a step of flow-casting an organic solvent solution of a polyamic acid or polyamide on a support, (2) a step of evaporating the organic solvent while blowing a gas having an oxygen content of from 0.001 to 15% by volume at a temperature of from 100 to 170° C. onto the flow-cast material, and releasing as a self-supporting film from the support, and (3) a step of performing the following step (3-1) and step (3-2) in this order: (3-1) a step of lowering a residual ratio of the organic solvent in the self-supporting film while blowing a gas having an oxygen content of 15% by volume or less at a temperature of from 100 to 250° C. onto the film by using at least one dryer of a type of blowing a heated gas, and (3-2) a step of lowering the residual ratio of the organic solvent in the self-supporting film while blowing a gas having an oxygen content of 5% by volume or less at a temperature of from 150 to 400° C. onto the film by using at least one dryer of a type of blowing a heated gas.
    • 一种通过溶液流延法生产无色透明树脂膜的方法,包括:在载体上流延浇注聚酰胺酸或聚酰亚胺的有机溶剂溶液; 和干燥,该方法至少依次包含步骤(1),步骤(2)和步骤(3)及其装置:(1)流延聚酰胺酸的有机溶剂溶液的步骤 或载体上的聚酰胺,(2)在100〜170℃的温度下将氧含量为0.001〜15体积%的气体吹入流延材料的同时蒸发有机溶剂的步骤, 并从支持体释放为自支撑膜,以及(3)按照以下顺序执行以下步骤(3-1)和步骤(3-2)的步骤:(3-1)降低残留物的步骤 在100〜250℃的温度下,将氧含量为15体积%以下的气体吹送到薄膜上时,使用至少一种干燥机,将自支撑薄膜中的有机溶剂的比例 吹送加热气体,(3-2)在吹入氧含量为5%的气体的同时降低自支撑膜中的有机溶剂的残留率的步骤,通过 通过使用至少一种吹入加热气体的干燥器在150至400℃的温度下将体积或更小的量加到薄膜上。