KR20170140224A - 가식 시트, 성형품의 제조 방법 및 성형품 - Google Patents
가식 시트, 성형품의 제조 방법 및 성형품 Download PDFInfo
- Publication number
- KR20170140224A KR20170140224A KR1020177030792A KR20177030792A KR20170140224A KR 20170140224 A KR20170140224 A KR 20170140224A KR 1020177030792 A KR1020177030792 A KR 1020177030792A KR 20177030792 A KR20177030792 A KR 20177030792A KR 20170140224 A KR20170140224 A KR 20170140224A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- molded article
- resin layer
- acrylic resin
- decorating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Images
Classifications
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- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
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Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
Description
도 2의 (a)는 프리프레그(prepreg)를 준비하는 공정을 나타내는 개념도, (b)는 프리프레그의 가공 공정을 나타내는 개념도, (c)는 가식 시트의 준비 공정을 나타내는 개념도, (d)는 가식 공정을 나타내는 개념도, (e)는 성형품을 설명하기 위한 개념도이다.
도 3은 성형품의 일례를 나타내는 사시도이다.
도 4는 도 3의 I-I선을 따라 절단된 성형품의 모식적인 단면도이다.
도 5의 (a)는 프리폼(preform)된 가식 시트의 외형의 일례를 나타내는 사시도, (b)는 도 5의 (a)의 가식 시트의 단면 형상을 설명하기 위한 도면이다.
도 6은 제2 실시 형태와 관련되는 성형품의 표면 부근의 부분 확대 단면도이다.
도 7의 (a)는 준비된 BMC를 나타내는 개념도, (b)는 프리프레그의 준비 공정을 설명하기 위한 개념도, (c)는 프리프레그의 준비 공정을 설명하기 위한 개념도, (d)는 가식 시트의 준비 공정을 나타내는 개념도, (e)는 가식 공정을 나타내는 개념도, (f)는 성형품을 설명하기 위한 개념도이다.
도 8의 (a)는 가식 시트의 준비 공정을 나타내는 개념도, (b)는 가식 공정을 나타내는 개념도, (c)는 성형품을 설명하기 위한 개념도이다.
도 9는 제1 실시 형태 및 제2 실시 형태의 변형예 1E, 2E를 설명하기 위한 개념도이다.
10A 뚜껑 부재(성형품의 예)
20, 20C, 20D 성형품 본체
21, 21A, 21C~21E 섬유 강화부
23, 23E 프리프레그
26C BMC
30, 30A~30E 가식 시트
40, 40B 베이스 필름
41 내측 아크릴 수지층
42 폴리카보네이트 수지층
43 외측 아크릴 수지층
50, 50A 도안층
60 접착층
90 금형
90Ca, 90Cb 프레스 금형
90Da, 90Db 사출 성형 금형
120 제1 금형
130 제2 금형
Claims (11)
- 성형품 본체와 함께 성형품을 구성하고, 섬유 및 에폭시기를 가지는 매트릭스 수지를 포함하는 섬유 강화부가 표면에 노출되어 있는 상기 성형품 본체를 가식하기 위한 가식 시트로서,
상기 섬유 강화부와의 접착시에 상기 매트릭스 수지와 반응하는 아미노기를 가지는 아미노기 함유 화합물을 포함하는 접착층,
상기 접착층 상에 배치되고, 상기 성형품 본체의 상기 표면을 가식하기 위한 가식층,
상기 가식층 상에 배치되고, 아크릴 수지를 포함하는 내측 아크릴 수지층 및 폴리카보네이트 수지를 포함하는 폴리카보네이트 수지층을 포함하고, 상기 가식층 상에 상기 내측 아크릴 수지층이 배치되고, 또한 상기 내측 아크릴 수지층 상에 상기 폴리카보네이트 수지층이 배치되어 있는 베이스 필름
을 구비하는, 가식 시트. - 제1항에 있어서,
상기 베이스 필름은, 상기 폴리카보네이트 수지층을 사이에 두고, 상기 내측 아크릴 수지층의 반대 측에 아크릴 수지를 포함하는 외측 아크릴 수지층을 더 포함하는, 가식 시트. - 제1항 또는 제2항에 있어서,
상기 내측 아크릴 수지층은, 상기 베이스 필름의 두께의 5% 이상의 두께를 가지는, 가식 시트. - 제3항에 있어서,
상기 폴리카보네이트 수지층은, 상기 내측 아크릴 수지층이 상기 베이스 필름의 두께의 5% 이상의 두께를 가지는 범위에서, 상기 베이스 필름의 두께의 50% 이상의 두께를 가지는, 가식 시트. - 아미노기 함유 화합물을 포함하는 접착층, 가식층 및 상기 접착층과 상기 가식층이 형성되는 베이스 필름을 구비하는 가식 시트를 준비하는 준비 공정,
섬유 및 에폭시기를 가지는 매트릭스 수지를 포함하는 섬유 강화부를 표면에 가지는 성형품 본체의 상기 섬유 강화부에 상기 가식 시트의 상기 접착층을 접촉시키고, 상기 매트릭스 수지와 상기 아미노기 함유 화합물의 아미노기를 반응시키는 것에 의해, 상기 접착층을 상기 섬유 강화부에 접착시키고, 상기 가식층에서 상기 성형품 본체의 상기 표면을 가식하는 가식 공정
을 구비하고,
상기 베이스 필름은, 아크릴 수지를 포함하는 내측 아크릴 수지층 및 폴리카보네이트 수지를 포함하는 폴리카보네이트 수지층을 포함하고, 상기 가식층 상에 상기 내측 아크릴 수지층이 배치되며 또한 상기 내측 아크릴 수지층 상에 상기 폴리카보네이트 수지층이 배치되어 있는, 성형품의 제조 방법. - 제5항에 있어서,
상기 매트릭스 수지는 에폭시 수지로부터 형성된 것인, 성형품의 제조 방법. - 제6항에 있어서,
상기 아미노기 함유 화합물이 폴리아크릴아민이고, 상기 접착층이 폴리아크릴아민을 주성분으로 하여 구성되어 있는, 성형품의 제조 방법. - 제5항 내지 제7항 중 어느 한 항에 있어서,
상기 준비 공정은, 상기 가식 시트를 평면 형상으로부터 성형품 외형에 접근한 입체 형상으로 가공하는 프리폼 공정을 포함하고,
상기 가식 공정에서는, 입체 형상으로 가공된 상기 가식 시트가 금형 내에 배치되고, 상기 금형에 의해 상기 가식 시트와 상기 섬유 강화부가 가열 가압되어 상기 가식 시트가 상기 섬유 강화부에 접착되는, 성형품의 제조 방법. - 제5항 내지 제8항 중 어느 한 항에 있어서,
상기 가식 공정 전에, 상기 매트릭스 수지를 상기 아미노기 함유 화합물의 아미노기와의 반응이 가능한 반경화 상태로 하여 상기 매트릭스 수지에 소성 가공을 가하는 전공정(前工程)을 더 구비하고,
상기 가식 공정은, 상기 반경화 상태의 상기 매트릭스 수지에 접촉된 상기 가식 시트가 가열 가압되어 상기 매트릭스 수지와 상기 접착층의 아미노기와의 반응이 행해짐과 동시에 상기 섬유 강화부의 성형이 행해지는 성형 동시 가식 공정인, 성형품의 제조 방법. - 제9항에 있어서,
상기 전공정에서는, 성형 동시 가식 공정에서의 가열 온도보다 높은 온도로, 상기 매트릭스 수지를 상기 반경화 상태로 하는, 성형품의 제조 방법. - 섬유 및 매트릭스 수지를 포함하는 섬유 강화부를 표면에 가지고, 상기 매트릭스 수지가 에폭시 수지로부터 형성된 성형품 본체,
상기 성형품 본체 상에 배치되고, 상기 섬유 강화부에 접착되어 상기 성형품 본체의 상기 표면을 가식하고 있는 가식 시트
를 구비하고,
상기 가식 시트는,
상기 섬유 강화부와의 접착시에 상기 매트릭스 수지의 에폭시기에 아미노기 함유 화합물의 아미노기를 반응시킨 접착층,
상기 접착층 상에 배치되고, 상기 성형품 본체의 상기 표면을 가식하는 가식층,
상기 가식층 상에 배치되고, 아크릴 수지를 포함하는 내측 아크릴 수지층 및 폴리카보네이트 수지를 포함하는 폴리카보네이트 수지층을 가지는 베이스 필름
을 구비하고,
상기 베이스 필름은, 상기 가식층 상에 상기 내측 아크릴 수지층이 배치되고 또한 상기 내측 아크릴 수지층 상에 상기 폴리카보네이트 수지층이 배치되어 있는, 성형품.
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| JP6034440B1 (ja) | 2016-11-30 |
| TWI682853B (zh) | 2020-01-21 |
| TW201704032A (zh) | 2017-02-01 |
| CN107735252A (zh) | 2018-02-23 |
| US20180297252A1 (en) | 2018-10-18 |
| KR102488322B1 (ko) | 2023-01-13 |
| CN107735252B (zh) | 2019-05-21 |
| JP2016203577A (ja) | 2016-12-08 |
| WO2016174989A1 (ja) | 2016-11-03 |
| US10730214B2 (en) | 2020-08-04 |
| DE112016001325T5 (de) | 2017-12-21 |
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