KR20200044752A - 열가소성 수지 필름의 제조 방법 - Google Patents
열가소성 수지 필름의 제조 방법 Download PDFInfo
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
- B29K2025/04—Polymers of styrene
- B29K2025/08—Copolymers of styrene, e.g. AS or SAN, i.e. acrylonitrile styrene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
- B29K2033/04—Polymers of esters
- B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2055/00—Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K2023/00 - B29K2049/00, e.g. having a vinyl group, as moulding material
- B29K2055/02—ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2421/00—Use of unspecified rubbers as filler
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
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- B29L2007/002—Panels; Plates; Sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
높은 두께 정밀도를 갖는 열가소성 수지 필름의 제조 방법을 제공한다.
해결 수단
본 발명의 열가소성 수지 필름의 제조 방법은, 다이 (2) 로부터 압출되는 시트상의 용융 열가소성 수지 재료 (3) 를 2 개의 냉각 롤 (4, 5) 사이에 끼워 성형하는 열가소성 수지 필름의 제조 방법으로서, 상기 2 개의 냉각 롤 (4, 5) 중 적어도 일방의 냉각 롤의 양 단부의 외주면에는, 롤 중앙부의 외경보다 작은 외경을 갖는 단차부 (10) 가 각각 둘레상으로 형성되어 있고, 상기 용융 열가소성 수지 재료 (3) 가 2 개의 냉각 롤 (4, 5) 사이에 끼워질 때에 상기 단차부 (10) 와 타방의 냉각 롤 사이에도 끼워지고, 상기 용융 열가소성 수지 재료 (3) 가 상기 단차부 (10) 와 타방의 냉각 롤 사이에서 받는 선압이 실질적으로 0 ㎏f/㎝ 이다.
Description
도 2 는 본 발명의 일 실시형태에 관련된 롤 구성을 나타내는 개략 단면 설명도이다.
도 3 은 단차부가 형성된 냉각 롤을 나타내는 개략 정면도이다.
2 : 다이
3 : 용융 열가소성 수지 재료 (또는 조성물)
4, 5 : 냉각 롤
7 : 축 롤
8 : 금속제 박막
9 : 유체
10 : 단차부
11 : 중앙부
Claims (7)
- 다이로부터 압출되는 시트상의 용융 열가소성 수지 재료를 2 개의 냉각 롤 사이에 끼워 성형하는 열가소성 수지 필름의 제조 방법으로서,
상기 2 개의 냉각 롤 중 적어도 일방의 냉각 롤의 양 단부의 외주면에는, 롤 중앙부의 외경보다 작은 외경을 갖는 단차부가 각각 둘레상으로 형성되어 있고,
제조되는 열가소성 수지 필름의 두께는, 0.02 ∼ 0.5 ㎜ 이고,
상기 단차부가, 0.005 ∼ 0.5 ㎜ 의 단차이고,
상기 단차는, 상기 열가소성 필름의 평균 두께에 대해, 이하의 식 :
0.1T < S < 2.0T
(상기 식 중, S 는 단차를 나타내고, T 는 상기 열가소성 필름의 평균 두께를 나타낸다)
를 만족하고,
상기 용융 열가소성 수지 재료가 2 개의 냉각 롤 사이에 끼워질 때에 상기 단차부와 타방의 냉각 롤 사이에도 끼워지고, 상기 용융 열가소성 수지 재료가 상기 단차부와 타방의 냉각 롤 사이에서 받는 선압이 0 ㎏f/㎝ 인 것을 특징으로 하는 열가소성 수지 필름의 제조 방법. - 제 1 항에 있어서,
상기 단차부의 폭은, 10 ∼ 200 ㎜ 인, 열가소성 수지 필름의 제조 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 열가소성 수지 재료는, 아크릴계 수지, 폴리카보네이트계 수지, 스티렌계 수지 및 메틸메타크릴레이트-스티렌계 수지로 이루어지는 군에서 선택되는 적어도 1 종의 열가소성 수지를 함유하는 열가소성 수지 필름의 제조 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 단차부가 0.01 ∼ 0.2 ㎜ 의 단차를 갖는 열가소성 수지 필름의 제조 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 2 개의 냉각 롤 중 적어도 일방의 냉각 롤은, 외주면에 금속제 박막을 구비한 탄성 롤인 열가소성 수지 필름의 제조 방법. - 제 1 항 또는 제 2 항에 있어서,
상기 열가소성 수지 재료는 고무 입자를 함유하는 것인 열가소성 수지 필름의 제조 방법. - 제 1 항 또는 제 2 항에 기재된 열가소성 수지 필름의 제조 방법에 의해 제조될 수 있거나 또는 제조된 열가소성 수지 필름.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210166021A KR20210149665A (ko) | 2011-06-09 | 2021-11-26 | 열가소성 수지 필름의 제조 방법 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2011-129128 | 2011-06-09 | ||
| JP2011129128 | 2011-06-09 | ||
| KR1020120061388A KR20120137278A (ko) | 2011-06-09 | 2012-06-08 | 열가소성 수지 필름의 제조 방법 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020120061388A Division KR20120137278A (ko) | 2011-06-09 | 2012-06-08 | 열가소성 수지 필름의 제조 방법 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020210166021A Division KR20210149665A (ko) | 2011-06-09 | 2021-11-26 | 열가소성 수지 필름의 제조 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200044752A true KR20200044752A (ko) | 2020-04-29 |
| KR102433715B1 KR102433715B1 (ko) | 2022-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020120061388A Ceased KR20120137278A (ko) | 2011-06-09 | 2012-06-08 | 열가소성 수지 필름의 제조 방법 |
| KR1020200046217A Active KR102433715B1 (ko) | 2011-06-09 | 2020-04-16 | 열가소성 수지 필름의 제조 방법 |
| KR1020210166021A Ceased KR20210149665A (ko) | 2011-06-09 | 2021-11-26 | 열가소성 수지 필름의 제조 방법 |
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| JP (1) | JP6046925B2 (ko) |
| KR (3) | KR20120137278A (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013099858A (ja) * | 2011-11-07 | 2013-05-23 | Toyo Kohan Co Ltd | フィルム製造方法及び装置 |
| JP6247526B2 (ja) * | 2013-12-24 | 2017-12-13 | 株式会社カネカ | 光学フィルムの製造方法 |
| JP6276585B2 (ja) * | 2013-12-25 | 2018-02-07 | 株式会社カネカ | 光学フィルムの製造方法 |
| KR102456263B1 (ko) * | 2021-11-29 | 2022-10-19 | 주식회사 골든포우 | 변부의 두께가 중앙부의 두께보다 상대적으로 두껍게 형성된 단면 구조를 갖는 차수시트 및 이의 제조 방법 |
Citations (5)
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|---|---|---|---|---|
| JPS623911A (ja) * | 1985-06-29 | 1987-01-09 | Fukuvi Chem Ind Co Ltd | パイプ形状をなす合成樹脂成形素材の空洞部内に発泡体を充填する方法 |
| JP2008023745A (ja) * | 2006-07-18 | 2008-02-07 | Konica Minolta Opto Inc | キャストロール、光学フィルムの製造装置、及び、光学フィルムの製造方法 |
| KR20090068139A (ko) * | 2007-12-21 | 2009-06-25 | 스미또모 가가꾸 가부시끼가이샤 | 압출 수지 시트의 제조 방법 |
| JP2011089027A (ja) | 2009-10-22 | 2011-05-06 | Kuraray Co Ltd | アクリル系樹脂フィルムおよびその製造方法 |
| KR20120120032A (ko) * | 2011-04-22 | 2012-11-01 | 에스카보 시토 가부시키가이샤 | 열가소성 수지 필름의 제조 방법 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008044336A (ja) * | 2006-07-20 | 2008-02-28 | Konica Minolta Opto Inc | タッチロール、光学フィルムの製造装置、及び、光学フィルムの製造方法 |
| JP5411488B2 (ja) * | 2008-12-10 | 2014-02-12 | 富士フイルム株式会社 | フィルムとその製造方法、液晶表示板用光学補償フィルム、偏光板および液晶表示装置 |
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2012
- 2012-06-08 JP JP2012131310A patent/JP6046925B2/ja active Active
- 2012-06-08 KR KR1020120061388A patent/KR20120137278A/ko not_active Ceased
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- 2020-04-16 KR KR1020200046217A patent/KR102433715B1/ko active Active
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- 2021-11-26 KR KR1020210166021A patent/KR20210149665A/ko not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623911A (ja) * | 1985-06-29 | 1987-01-09 | Fukuvi Chem Ind Co Ltd | パイプ形状をなす合成樹脂成形素材の空洞部内に発泡体を充填する方法 |
| JP2008023745A (ja) * | 2006-07-18 | 2008-02-07 | Konica Minolta Opto Inc | キャストロール、光学フィルムの製造装置、及び、光学フィルムの製造方法 |
| KR20090068139A (ko) * | 2007-12-21 | 2009-06-25 | 스미또모 가가꾸 가부시끼가이샤 | 압출 수지 시트의 제조 방법 |
| JP2009149038A (ja) * | 2007-12-21 | 2009-07-09 | Sumitomo Chemical Co Ltd | 押出樹脂シートの製造方法 |
| JP2011089027A (ja) | 2009-10-22 | 2011-05-06 | Kuraray Co Ltd | アクリル系樹脂フィルムおよびその製造方法 |
| KR20120120032A (ko) * | 2011-04-22 | 2012-11-01 | 에스카보 시토 가부시키가이샤 | 열가소성 수지 필름의 제조 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013014136A (ja) | 2013-01-24 |
| KR20210149665A (ko) | 2021-12-09 |
| KR20120137278A (ko) | 2012-12-20 |
| KR102433715B1 (ko) | 2022-08-17 |
| JP6046925B2 (ja) | 2016-12-21 |
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