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公开(公告)号：US11505001B2
公开(公告)日：2022-11-22
申请号：US16597206
申请日：2019-10-09
IPC分类号： B29D30/62 , B29C48/37 , B29C48/21 , B29C48/49 , B60C1/00 , B29D30/06 , B29C48/305 , B29C48/25 , B29D30/30
摘要： One or more embodiments of the present invention provide a method for applying a dual compound coextruded continuous strip of a first compound and a second compound, the method comprising a first extruder for processing a first compound and a second extruder for processing a second compound, wherein the outlet from the first extruder is in fluid communication with a first channel of a housing, and the outlet from the second extruder is in fluid communication with a second channel of the housing, wherein a gear pump is positioned in each channel, wherein a nozzle is in fluid communication with an outlet of the first channel and an outlet of the second channel, and a coextruded continuous strip is produced. The ratio of the first compound to the second compound may be adjusted instantaneously.
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公开(公告)号：US11697237B2
公开(公告)日：2023-07-11
申请号：US16597125
申请日：2019-10-09
IPC分类号： B29C48/21 , B29C48/30 , B29C48/495 , B29C48/07 , B29C48/305 , B29L30/00
CPC分类号： B29C48/21 , B29C48/07 , B29C48/304 , B29C48/307 , B29C48/495 , B29L2030/002
摘要： One or more embodiments of the present invention provide an apparatus for applying a mixture of a first compound and a second compound, the apparatus comprising a first extruder for processing a first compound and a second extruder for processing a second compound, wherein the outlet from the first extruder is in fluid communication with a first channel of a housing, and the outlet from the second extruder is in fluid communication with a second channel of the housing, wherein a gear pump is positioned in each channel, wherein a nozzle is in fluid communication with an outlet of the first channel and an outlet of the second channel, and a coextruded continuous strip is produced. The ratio of the first compound to the second compound may be adjusted instantaneously.
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