Invention Grant
- Patent Title: Anhydrous fiber-dyeing apparatus and method using vacuum transfer, and fiber manufactured by dyeing method
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Application No.: US17776089Application Date: 2020-11-12
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Publication No.: US12134848B2Publication Date: 2024-11-05
- Inventor: Ji-Sang Jang , Jae-Jeong Lee , Kyoung Kyu Kim , Kyung-Seok Choi , Chi-Kyun Park , Yong-Hoon Park
- Applicant: ASSEMS INC.
- Applicant Address: KR Busan
- Assignee: ASSEMS INC.
- Current Assignee: ASSEMS INC.
- Current Assignee Address: KR Busan
- Agency: Paratus Law Group, PLLC
- Priority: KR10-2019-0145792 20191114
- International Application: PCT/KR2020/015868 WO 20201112
- International Announcement: WO2021/096240 WO 20210520
- Main IPC: D06B11/00
- IPC: D06B11/00 ; D06B3/04 ; D06B19/00 ; D06B23/00 ; D06P5/24

Abstract:
An anhydrous fiber-dyeing apparatus using vacuum transfer, includes: a hollow drum in which a plurality of fine holes are formed to penetrate therethrough, and a fiber to be dyed are wound around an outer surface thereof; a transfer film covering the outer surface of the fiber wound around the drum and having an inner side surface coated with a dye; heating means heating the fiber wound around the drum; and a vacuum means suctioning air through an inner space of the drum to form a vacuum pressure through the fine holes of the drum.
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