BR8804188A - Processo para controlar a aspereza da superficie de um filme - Google Patents

Processo para controlar a aspereza da superficie de um filme

Info

Publication number
BR8804188A
BR8804188A BR8804188A BR8804188A BR8804188A BR 8804188 A BR8804188 A BR 8804188A BR 8804188 A BR8804188 A BR 8804188A BR 8804188 A BR8804188 A BR 8804188A BR 8804188 A BR8804188 A BR 8804188A
Authority
BR
Brazil
Prior art keywords
hardness
film
control
Prior art date
Application number
BR8804188A
Other languages
English (en)
Inventor
Chiu P Wong
Original Assignee
Minnesota Mining & Mfg
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of BR8804188A publication Critical patent/BR8804188A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
    • C08G63/605—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds the hydroxy and carboxylic groups being bound to aromatic rings
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542—Macromolecular compounds
    • C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73931—Two or more layers, at least one layer being polyester
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/03—Viewing layer characterised by chemical composition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Magnetic Record Carriers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BR8804188A 1987-08-21 1988-08-18 Processo para controlar a aspereza da superficie de um filme BR8804188A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/088,160 US4963402A (en) 1987-08-21 1987-08-21 Films containing liquid crystalline polymers

Publications (1)

Publication Number Publication Date
BR8804188A true BR8804188A (pt) 1989-03-14

Family

ID=22209701

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8804188A BR8804188A (pt) 1987-08-21 1988-08-18 Processo para controlar a aspereza da superficie de um filme

Country Status (7)

Country Link
US (2) US4963402A (pt)
EP (1) EP0304153B1 (pt)
JP (1) JP3117136B2 (pt)
KR (1) KR890003850A (pt)
BR (1) BR8804188A (pt)
CA (1) CA1335851C (pt)
DE (1) DE3855033T2 (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2637469B2 (ja) * 1987-06-04 1997-08-06 キヤノン株式会社 高分子液晶素子
JPH01165647A (ja) * 1987-12-21 1989-06-29 Sekisui Chem Co Ltd ポリフッ化ビニリデン成形体
DE3817446A1 (de) * 1988-05-21 1989-11-23 Agfa Gevaert Ag Verfahren zur herstellung eines aufzeichnungstraegers
JP2631015B2 (ja) * 1989-06-06 1997-07-16 株式会社リコー 液晶性高分子の配向方法
ATE176354T1 (de) * 1989-08-31 1999-02-15 Idemitsu Kosan Co Magnetisches aufzeichnungsmedium
US5458947A (en) * 1989-10-31 1995-10-17 Kabushiki Kaisha Toshiba Magnetic recording medium
FR2664530A1 (fr) * 1990-07-16 1992-01-17 Rhone Poulenc Films Procede de preparation de films polyester.
US5477352A (en) * 1990-10-31 1995-12-19 Sharp Kaushiki Kaisha Liquid crystal display device with liquid crystal dispersed or impregnated in a perfluoro-type polymer of perfluoroalkyl acrylate or methacrylate
JPH04168422A (ja) * 1990-10-31 1992-06-16 Sharp Corp 液晶表示装置
JPH06337404A (ja) * 1991-02-25 1994-12-06 Sumitomo Electric Ind Ltd 液晶表示素子およびその製造方法
CA2107344C (en) * 1991-04-01 2003-01-14 Leslie S. Rubin Extruded thermoplastics, liquid crystalline polymers, and blends thereof having a planar morphology
EP0519633A1 (en) * 1991-06-11 1992-12-23 Imperial Chemical Industries Plc Data storage media
US5487951A (en) * 1991-07-08 1996-01-30 Minnesota Mining And Manufacturing Company Magnetic recording medium with a binder resin of a starblock copolymer having at least six arms
KR950001643B1 (ko) * 1991-08-07 1995-02-27 한국과학기술연구원 현장 복합 성형품 제조용 조성물 및 그 성형품
US5288555A (en) * 1992-03-05 1994-02-22 Exxon Research Engineering Company Composites with interphases and methods of making the same
GB9207646D0 (en) * 1992-04-08 1992-05-27 Merck Patent Gmbh Surface coating medium
US5843562A (en) * 1992-12-22 1998-12-01 Hoechst Celanese Corporation LCP films having roughened surface and process therefor
EP0604865A1 (en) * 1992-12-22 1994-07-06 Hoechst Celanese Corporation LCP films having roughened surface and process therefor
FI96933C (fi) * 1994-02-28 1996-09-25 Optatech Oy Monikerroksiset polymeerikalvot ja menetelmä niiden valmistamiseksi
US6162514A (en) * 1995-09-22 2000-12-19 Japan Gore-Tex, Inc. Molded article of liquid crystal polymer
JP3618152B2 (ja) * 1995-09-22 2005-02-09 ジャパンゴアテックス株式会社 液晶ポリマー層を有する中空成形品
US6001302A (en) * 1995-09-22 1999-12-14 Japan Gore-Tex, Inc. Method of blow-molding an article of liquid crystal polymer and porous PTFE
US6482387B1 (en) 1996-04-22 2002-11-19 Waltraud M. Kriven Processes for preparing mixed metal oxide powders
US6090898A (en) * 1997-02-26 2000-07-18 Toray Industries, Inc. Polyester film and a production process thereof
US6172878B1 (en) * 1997-12-27 2001-01-09 Canon Kabushiki Kaisha Multi-element module and production process thereof
US6537471B2 (en) * 1999-12-14 2003-03-25 Microhelix, Inc. Method for producing ultra thin wall extrusions
JP2002341769A (ja) * 2001-05-21 2002-11-29 Sumitomo Chem Co Ltd 表示ラベル
US7744802B2 (en) * 2004-06-25 2010-06-29 Intel Corporation Dielectric film with low coefficient of thermal expansion (CTE) using liquid crystalline resin
KR101279299B1 (ko) * 2008-07-29 2013-06-26 후루카와 덴키 고교 가부시키가이샤 절연 전선

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958064A (en) * 1971-06-21 1976-05-18 Minnesota Mining And Manufacturing Company Magnetic recording tape
EP0030417B2 (en) * 1979-11-30 1994-03-30 Imperial Chemical Industries Plc Compositions of melt-processable polymers having improved processibility, and method of processing
EP0041327B1 (en) * 1980-05-30 1983-09-07 Imperial Chemical Industries Plc Improved melt spinning process
US4489190A (en) * 1980-06-11 1984-12-18 Celanese Corporation Blend of polyalkylene terephthalate and wholly aromatic polyester
US4390683A (en) * 1980-10-09 1983-06-28 Mitsui Petrochemical Industries Ltd. Stretched film structure of the poly-1,3-phenylene terephthalate type
JPS57189822A (en) * 1981-05-20 1982-11-22 Toray Ind Inc Biaxially stretched polyester film
EP0071968B1 (en) * 1981-08-03 1986-04-16 Allied Corporation Thermoplastic composition containing oligomer
US4408022A (en) * 1981-12-15 1983-10-04 Celanese Corporation Blend of polyalkylene terephthalate and wholly aromatic polyester and process for producing the same
US4451611A (en) * 1981-12-15 1984-05-29 Celanese Corporation Process for forming blend of polyalkylene terephthalate and wholly aromatic polyester which exhibits an anisotropic melt phase
JPS59203232A (ja) * 1983-05-02 1984-11-17 Diafoil Co Ltd 磁気記録体用ポリエステルフイルム
DE3414309A1 (de) * 1984-04-16 1985-10-24 Hoechst Ag, 6230 Frankfurt Kratzerfreie polyestermehrschichtfolie
EP0169947B1 (en) * 1984-07-05 1989-04-19 Celanese Corporation Melt blend of non-thermotropic and thermotropic wholly aromatic polyesters
JPS6178862A (ja) * 1984-09-27 1986-04-22 Toray Ind Inc 二軸配向ポリエステルフイルム
JPS6178863A (ja) * 1984-09-27 1986-04-22 Toray Ind Inc 二軸配向ポリエステルフイルム
JPS6189816A (ja) * 1984-10-09 1986-05-08 Polyplastics Co ラミネ−トフイルムの製造方法
DE3569258D1 (en) * 1984-11-20 1989-05-11 Unitika Ltd Mat film from a mixture of a polyarylate, a polyester and a styrene resin or an acrylic resin
FR2580226B1 (fr) * 1985-04-15 1987-08-14 Rhone Poulenc Films Films polyesters, composites, etires utilisables notamment pour arts graphiques. procede d'obtention de tels films
JPH0673179B2 (ja) * 1985-06-14 1994-09-14 ポリプラスチックス株式会社 磁気デイスク
US4728698A (en) * 1985-09-06 1988-03-01 University Of Akron Liquid crystal fiber-reinforced polymer composite and process for preparing same
JPS6270046A (ja) * 1985-09-24 1987-03-31 ダイアホイルヘキスト株式会社 透明性に優れた複合化二軸延伸ポリエステルフイルム
US4798849A (en) * 1986-06-25 1989-01-17 The Dow Chemical Company Organic polymers containing dispersed liquid crystalline filler polymers

Also Published As

Publication number Publication date
EP0304153B1 (en) 1996-02-28
EP0304153A2 (en) 1989-02-22
DE3855033T2 (de) 1996-10-24
US5330697A (en) 1994-07-19
EP0304153A3 (en) 1990-05-23
JPH01144421A (ja) 1989-06-06
JP3117136B2 (ja) 2000-12-11
US4963402A (en) 1990-10-16
DE3855033D1 (de) 1996-04-04
CA1335851C (en) 1995-06-06
KR890003850A (ko) 1989-04-18

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FA2 Application deemed withdrawn (art. 19(5))