KR100513638B1 - 열가소성 수지 시트 또는 필름의 제조방법 - Google Patents
열가소성 수지 시트 또는 필름의 제조방법 Download PDFInfo
- Publication number
- KR100513638B1 KR100513638B1 KR10-2001-0000838A KR20010000838A KR100513638B1 KR 100513638 B1 KR100513638 B1 KR 100513638B1 KR 20010000838 A KR20010000838 A KR 20010000838A KR 100513638 B1 KR100513638 B1 KR 100513638B1
- Authority
- KR
- South Korea
- Prior art keywords
- water
- sheet
- cooling
- casting drum
- contact
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/26—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on a rotating drum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2300/00—Characterised by the use of unspecified polymers
- C08J2300/22—Thermoplastic resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0869—Acids or derivatives thereof
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Description
증기발생에 기인한 표면결함이 생겼는지 여부 | |
실시예 1 | ○ |
실시예 2 | ○ |
실시예 3 | ○ |
실시예 4 | ○ |
비교예 1 | X |
비교예 2 | X |
비교예 3 | X |
Claims (2)
- 용융압출된 열가소성 수지 시트를 캐스팅 드럼에 접촉시켜 급냉시키고, 상기 캐스팅 드럼에 접촉하는 시트면의 반대면을 시트폭 방향으로 냉각수를 균일하게 배출하는 냉각수용 다이와 상기 반대면과 접촉하며 흐르는 물층을 냉각하기 위해 내부에 냉각수가 순환하고 있는 보조 냉각 장치에 의해 냉각시키는 단계를 포함하는 열가소성 수지 시트 또는 필름의 제조 방법에 있어서,상기 냉각수용 다이에서 배출되는 물에 수용성의 말레산 무수물 또는 화학식 1로 표시되는 구조식을 갖는 올레핀계의 공중합체를 0.2 내지 5중량% 첨가하는 것을 특징으로 하는 방법:[화학식 1]여기서, R 및 R'는 선형 또는 분지된(branched) 알킬 그룹이고, M은 메틸기이다.
- 제1항에 있어서, 상기 화학식 1의 n이 10 내지 100의 범위를 갖는 것을 특징으로 하는 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0000838A KR100513638B1 (ko) | 2001-01-06 | 2001-01-06 | 열가소성 수지 시트 또는 필름의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0000838A KR100513638B1 (ko) | 2001-01-06 | 2001-01-06 | 열가소성 수지 시트 또는 필름의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020057763A KR20020057763A (ko) | 2002-07-12 |
KR100513638B1 true KR100513638B1 (ko) | 2005-09-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0000838A KR100513638B1 (ko) | 2001-01-06 | 2001-01-06 | 열가소성 수지 시트 또는 필름의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100513638B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010027398A (ko) * | 1999-09-13 | 2001-04-06 | 장용균 | 캐스팅 장치와 이를 이용한 열가소성 수지 쉬트 제조 방법 |
KR20010035715A (ko) * | 1999-10-01 | 2001-05-07 | 장용균 | 캐스팅 장치와 이를 이용한 열가소성 수지 쉬트 제조 방법 |
JP3554570B2 (ja) * | 1993-12-28 | 2004-08-18 | 株式会社アイペック | 結晶性熱可塑性樹脂シート又はフイルムの製造方法 |
-
2001
- 2001-01-06 KR KR10-2001-0000838A patent/KR100513638B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3554570B2 (ja) * | 1993-12-28 | 2004-08-18 | 株式会社アイペック | 結晶性熱可塑性樹脂シート又はフイルムの製造方法 |
KR20010027398A (ko) * | 1999-09-13 | 2001-04-06 | 장용균 | 캐스팅 장치와 이를 이용한 열가소성 수지 쉬트 제조 방법 |
KR20010035715A (ko) * | 1999-10-01 | 2001-05-07 | 장용균 | 캐스팅 장치와 이를 이용한 열가소성 수지 쉬트 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20020057763A (ko) | 2002-07-12 |
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