IT1215682B - Poliesteri aromatici liquido cristallini termotropici. - Google Patents

Poliesteri aromatici liquido cristallini termotropici.

Info

Publication number
IT1215682B
IT1215682B IT8819038A IT1903888A IT1215682B IT 1215682 B IT1215682 B IT 1215682B IT 8819038 A IT8819038 A IT 8819038A IT 1903888 A IT1903888 A IT 1903888A IT 1215682 B IT1215682 B IT 1215682B
Authority
IT
Italy
Prior art keywords
aromatic polyesters
crystalline liquid
thermotropic crystalline
thermotropic
liquid
Prior art date
Application number
IT8819038A
Other languages
English (en)
Other versions
IT8819038A0 (it
Inventor
Alfredo Coassolo
Giampiero Sabarino
Marco Foa
L Lawrence Chapoy
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of IT8819038A0 publication Critical patent/IT8819038A0/it
Priority to IT8819038A priority Critical patent/IT1215682B/it
Priority to AU28347/89A priority patent/AU614011B2/en
Priority to DK011389A priority patent/DK11389A/da
Priority to NO89890124A priority patent/NO890124L/no
Priority to FI890125A priority patent/FI890125A7/fi
Priority to HU8988A priority patent/HUT50204A/hu
Priority to BR898900136A priority patent/BR8900136A/pt
Priority to JP1007547A priority patent/JPH023416A/ja
Priority to EP19890300245 priority patent/EP0324608A3/en
Priority to KR1019890000274A priority patent/KR890011977A/ko
Priority to US07/296,072 priority patent/US4923947A/en
Application granted granted Critical
Publication of IT1215682B publication Critical patent/IT1215682B/it

Links

Classifications

    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/38—Polymers
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/48—Devices or arrangements for removing water, minerals or sludge from boilers ; Arrangement of cleaning apparatus in boilers; Combinations thereof with boilers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
IT8819038A 1988-01-12 1988-01-12 Poliesteri aromatici liquido cristallini termotropici. IT1215682B (it)

Priority Applications (11)

Application Number Priority Date Filing Date Title
IT8819038A IT1215682B (it) 1988-01-12 1988-01-12 Poliesteri aromatici liquido cristallini termotropici.
AU28347/89A AU614011B2 (en) 1988-01-12 1989-01-10 Thermotropic liquid crystalline aromatic polyesters
FI890125A FI890125A7 (fi) 1988-01-12 1989-01-11 Termotropiska vaetskekristallina aromatiska polyestrar.
NO89890124A NO890124L (no) 1988-01-12 1989-01-11 Termotrope, flytende-krystallinske aromatiske polyestere.
DK011389A DK11389A (da) 1988-01-12 1989-01-11 Termotrope aromatiske polyestere i flydende krystalform
HU8988A HUT50204A (en) 1988-01-12 1989-01-11 Composition comprising thermotropic liquid crystalline aromatic polyesters
BR898900136A BR8900136A (pt) 1988-01-12 1989-01-12 Processo para obtencao de poliesteres aromaticos cristalinos liquidos termotropicos
JP1007547A JPH023416A (ja) 1988-01-12 1989-01-12 サーモトロピック液晶芳香族ポリエステル類
EP19890300245 EP0324608A3 (en) 1988-01-12 1989-01-12 Thermotropic liquid crystalline aromatic polyesters
KR1019890000274A KR890011977A (ko) 1988-01-12 1989-01-12 열호변성 액정 방향족 폴리에스테르류
US07/296,072 US4923947A (en) 1988-01-12 1989-01-12 Thermotropic liquid crystalline aromatic polyesters of disubstituted 4,4'-dihydroxydiphenylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8819038A IT1215682B (it) 1988-01-12 1988-01-12 Poliesteri aromatici liquido cristallini termotropici.

Publications (2)

Publication Number Publication Date
IT8819038A0 IT8819038A0 (it) 1988-01-12
IT1215682B true IT1215682B (it) 1990-02-22

Family

ID=11154024

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8819038A IT1215682B (it) 1988-01-12 1988-01-12 Poliesteri aromatici liquido cristallini termotropici.

Country Status (11)

Country Link
US (1) US4923947A (it)
EP (1) EP0324608A3 (it)
JP (1) JPH023416A (it)
KR (1) KR890011977A (it)
AU (1) AU614011B2 (it)
BR (1) BR8900136A (it)
DK (1) DK11389A (it)
FI (1) FI890125A7 (it)
HU (1) HUT50204A (it)
IT (1) IT1215682B (it)
NO (1) NO890124L (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1223376B (it) * 1987-11-24 1990-09-19 Montedison Spa Poliesteri aromatici liquido cristallini termotropici
IT1226508B (it) * 1988-09-07 1991-01-23 Donegani Guido Ist Poliesteri aromatici liquido cristallini termotropici.
US5352273A (en) * 1993-04-14 1994-10-04 E. I. Du Pont De Nemours And Company Alkyl substituted aromatic polyester gas separation membranes
US5432249A (en) * 1993-12-22 1995-07-11 Nippon Oil Company, Limited Liquid crystalline polyesters
EP0925182A1 (en) 1996-09-11 1999-06-30 Dupont Canada Inc. Polymeric multilayer heat exchangers containing a barrier layer
WO1998010926A1 (en) 1996-09-11 1998-03-19 Dupont Canada Inc. Heat exchangers containing liquid crystalline polymer layers
US6379795B1 (en) 1999-01-19 2002-04-30 E. I. Du Pont De Nemours And Company Injection moldable conductive aromatic thermoplastic liquid crystalline polymeric compositions
US6364008B1 (en) 1999-01-22 2002-04-02 E. I. Du Pont De Nemours And Company Heat exchanger with tube plates
US6284926B1 (en) 2000-06-06 2001-09-04 Richmond, Hitchcock, Fish & Dollar Process and apparatus for producing organic polysulfides
JP2004510123A (ja) 2000-10-06 2004-04-02 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 屈曲可能なプラスチック管材料から製造した冷却可能な熱交換器、および方法
US20030082974A1 (en) 2001-08-30 2003-05-01 Samuels Michael R. Solid sheet material especially useful for circuit boards
JP2005518076A (ja) * 2002-02-13 2005-06-16 デュポン カナダ インコーポレイテッド 低剪断歪み下の燃料電池セパレータープレートの製造方法
US20050082720A1 (en) * 2003-01-23 2005-04-21 Bloom Joy S. Moldings of liquid crystalline polymer powders
JP4625340B2 (ja) 2005-01-31 2011-02-02 上野製薬株式会社 液晶ポリエステル樹脂およびその製造方法
CA2538761A1 (en) * 2005-03-08 2006-09-08 Anthony Joseph Cesaroni Method for sealing heat exchanger tubes
US8372044B2 (en) * 2005-05-20 2013-02-12 Safety Syringes, Inc. Syringe with needle guard injection device
US7547849B2 (en) * 2005-06-15 2009-06-16 E.I. Du Pont De Nemours And Company Compositions useful in electronic circuitry type applications, patternable using amplified light, and methods and compositions relating thereto
EP2165581B1 (en) 2007-07-09 2012-08-22 E. I. du Pont de Nemours and Company Compositions and methods for creating electronic circuitry
US8475924B2 (en) 2007-07-09 2013-07-02 E.I. Du Pont De Nemours And Company Compositions and methods for creating electronic circuitry
US20090017309A1 (en) * 2007-07-09 2009-01-15 E. I. Du Pont De Nemours And Company Compositions and methods for creating electronic circuitry
US20100193950A1 (en) * 2009-01-30 2010-08-05 E.I.Du Pont De Nemours And Company Wafer level, chip scale semiconductor device packaging compositions, and methods relating thereto

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH625811A5 (it) * 1976-10-07 1981-10-15 Ciba Geigy Ag
FR2438061A1 (fr) * 1978-10-05 1980-04-30 Rhone Poulenc Ind Copolyesters alcoylaromatiques thermotropes
US4230817A (en) * 1979-03-02 1980-10-28 Celanese Corporation Thermotropic polyesters derived from ferulic acid and a process for preparing the polyesters
DE3517270A1 (de) * 1985-05-14 1986-11-20 Bayer Ag, 5090 Leverkusen Thermotrope aromatische polyester mit hoher waermeformbestaendigkeit, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien
US4654412A (en) * 1986-03-27 1987-03-31 Celanese Corporation Linear, melt processable, crosslinkable, thermotropic wholly aromatic polyesters and crosslinked polymers prepared therefrom
DE3721256A1 (de) * 1987-06-27 1989-01-12 Akzo Gmbh In der schmelze verarbeitbare thermotrope voll-aromatische polyester
IT1223410B (it) * 1987-12-10 1990-09-19 Montedison Spa Poliesteri aromatici liquido cristallini termotropici

Also Published As

Publication number Publication date
AU614011B2 (en) 1991-08-15
KR890011977A (ko) 1989-08-23
JPH023416A (ja) 1990-01-09
EP0324608A3 (en) 1990-10-31
DK11389A (da) 1989-07-13
DK11389D0 (da) 1989-01-11
FI890125A0 (fi) 1989-01-11
US4923947A (en) 1990-05-08
AU2834789A (en) 1989-07-13
IT8819038A0 (it) 1988-01-12
NO890124L (no) 1989-07-13
NO890124D0 (no) 1989-01-11
HUT50204A (en) 1989-12-28
FI890125A7 (fi) 1989-07-13
BR8900136A (pt) 1989-09-12
EP0324608A2 (en) 1989-07-19

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940129