US 11,904,786 B2
Interior material for vehicle and method for molding interior material for vehicle
Jae Hyun An, Seosan-si (KR); In Soo Han, Uiwang-si (KR); Woo Hyun Lim, Suwon-si (KR); Kyu Ha Yoo, Gunpo-si (KR); Dong Il Son, Ulsan (KR); Dong Hyuk Choi, Ulsan (KR); Chang Woo Kang, Ulsan (KR); Chang Bok Park, Ulsan (KR); and Wan Gyu Choi, Ulsan (KR)
Assigned to Hyundai Motor Company, Seoul (KR); Kia Corporation, Seoul (KR); and KBI DONGKOOK IND. CO., LTD., Seoul (KR)
Filed by HYUNDAI MOTOR COMPANY, Seoul (KR); KIA CORPORATION, Seoul (KR); and KBI Dongkook Ind. Co., Ltd., Seoul (KR)
Filed on Dec. 23, 2021, as Appl. No. 17/560,932.
Claims priority of application No. 10-2020-0183404 (KR), filed on Dec. 24, 2020.
Prior Publication US 2022/0203919 A1, Jun. 30, 2022
Int. Cl. B29C 51/14 (2006.01); B29C 51/42 (2006.01); B29L 31/30 (2006.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01); B32B 27/40 (2006.01); B60R 21/04 (2006.01); B32B 27/06 (2006.01); B29K 105/04 (2006.01)
CPC B60R 21/04 (2013.01) [B29C 51/14 (2013.01); B29C 51/422 (2013.01); B32B 27/065 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 27/40 (2013.01); B29K 2105/04 (2013.01); B29L 2031/3005 (2013.01); B32B 2250/04 (2013.01); B32B 2250/24 (2013.01); B32B 2266/025 (2013.01); B32B 2266/0278 (2013.01); B32B 2307/546 (2013.01); B32B 2605/003 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A method for molding an interior material for a vehicle, the method comprising:
heating a skin inserted between an upper surface heater and a lower surface heater spaced apart from each other;
preforming the heated skin using an upper mold and a lower mold, wherein a temperature of the upper mold is set higher than a temperature of the lower mold; and
pressing the preformed skin and a core using the upper mold and the lower mold,
wherein the skin comprises: a first skin layer made of a thermosetting resin, a second skin layer bonded to a lower surface of the first skin layer and made of a thermoplastic resin, and a third skin layer bonded to a lower surface of the second skin layer and made of the thermoplastic resin.