吉林凯美克化工等申请一种碳纤维原丝加湿装置及控制方法专利，有效防止断丝回抽产生缠辊现象

Group 1 - Jilin Kaimeike Chemical Co., Ltd. and Jilin Chemical Fiber Group Co., Ltd. applied for a patent for a "carbon fiber precursor humidification device and control method" with publication number CN120026450A, filed on November 2023 [1] - The patent describes a device that includes a bundle inlet and outlet, a drive roller near the outlet, and a pressure roller assembly that can be adjusted to compress the carbon fiber precursor bundles, preventing issues during the pre-oxidation process [1] - The pressure roller assembly is designed to prevent broken fibers from retracting due to tension, which could affect adjacent bundles and cause tangling [1] Group 2 - Jilin Kaimeike Chemical Co., Ltd. was established in 2014, located in Jilin City, with a registered capital of 55.5646 million RMB, primarily engaged in the manufacturing of chemical raw materials and products [1] - The company has invested in 2 enterprises, participated in 62 bidding projects, holds 19 patents, and has 16 administrative licenses [1] - Jilin Chemical Fiber Group Co., Ltd. was founded in 1995, also located in Jilin City, with a registered capital of 809.0658 million RMB, primarily focused on business services [2] - The company has invested in 15 enterprises, holds 129 patents, and has 15 administrative licenses [2]