- Patent Title: Non-woven fabric with enhanced hardness and sound absorption, manufacturing method therefor, and automotive undercover comprising non-woven fabric with enhanced hardness and sound absorption
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Application No.: US16497994Application Date: 2018-02-21
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Publication No.: US11332863B2Publication Date: 2022-05-17
- Inventor: Hee-jung Cho , Min-ho Lee , Young-shin Park , Gyu-in Jung , Woo-seok Choi
- Applicant: KOLON INDUSTRIES, INC.
- Applicant Address: KR Seoul
- Assignee: KOLON INDUSTRIES, INC.
- Current Assignee: KOLON INDUSTRIES, INC.
- Current Assignee Address: KR Seoul
- Priority: KR10-2017-0041657 20170331
- International Application: PCT/KR2018/002124 WO 20180221
- International Announcement: WO2018/182177 WO 20181004
- Main IPC: D04H3/018
- IPC: D04H3/018 ; D04H3/011 ; D04H3/153 ; B60R13/08 ; B62D25/20
Abstract:
The present invention relates to non-woven fabric with enhanced hardness and sound absorption, more specifically to non-woven fabric that includes two or more kinds of polyester-based materials and non-circular cross-section fiber, and thus has enhanced hardness and sound absorption as well as improved formability, and that can be applied for an automotive undercover.
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