CA986248A - Process for the preparation of substantially linear polyesters of low free carboxyl group content - Google Patents

Process for the preparation of substantially linear polyesters of low free carboxyl group content

Info

Publication number
CA986248A
CA986248A CA137,398A CA137398A CA986248A CA 986248 A CA986248 A CA 986248A CA 137398 A CA137398 A CA 137398A CA 986248 A CA986248 A CA 986248A
Authority
CA
Canada
Prior art keywords
preparation
carboxyl group
substantially linear
group content
free carboxyl
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.)
Expired
Application number
CA137,398A
Other languages
English (en)
Other versions
CA137398S (en
Inventor
Takanori Urasaki
Isao Oka
Takeo Shima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teijin Ltd
Original Assignee
Teijin Ltd
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
Priority claimed from JP46015632A external-priority patent/JPS502196B1/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Application granted granted Critical
Publication of CA986248A publication Critical patent/CA986248A/en
Expired legal-status Critical Current

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
    • 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
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/065—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids the hydroxy and carboxylic ester 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
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups
    • 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
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/46—Polyesters chemically modified by esterification
    • 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
    • C08G63/78—Preparation processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
CA137,398A 1971-03-19 1972-03-17 Process for the preparation of substantially linear polyesters of low free carboxyl group content Expired CA986248A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46015632A JPS502196B1 (cs) 1971-03-19 1971-03-19
US23464372A 1972-03-14 1972-03-14

Publications (1)

Publication Number Publication Date
CA986248A true CA986248A (en) 1976-03-23

Family

ID=26351815

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,398A Expired CA986248A (en) 1971-03-19 1972-03-17 Process for the preparation of substantially linear polyesters of low free carboxyl group content

Country Status (6)

Country Link
US (1) US3787370A (cs)
CA (1) CA986248A (cs)
DE (1) DE2213500B2 (cs)
FR (1) FR2130367B1 (cs)
GB (1) GB1378213A (cs)
NL (1) NL149517B (cs)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984379A (en) * 1971-12-06 1976-10-05 Teijin Limited Process for preparation of polyesters
US4184033A (en) * 1975-05-05 1980-01-15 General Electric Company Melt polymerization process for increasing the molecular weight of poly(1,4-butylene terephthalate)
DE2554220C3 (de) * 1975-12-03 1987-12-03 Dynamit Nobel Ag, 5210 Troisdorf Überzugsmittel und dessen Verwendung
US4291152A (en) * 1979-03-27 1981-09-22 Teijin Limited Process for producing aromatic polyesters having increased degrees of polymerization
DE3069425D1 (en) * 1979-12-05 1984-11-15 Teijin Ltd Method for reducing the terminal carboxyl group content of a saturated polyester, a saturated polyester having a reduced terminal carboxyl group content, and a molded article composed of such a saturated polyester
US4289871A (en) * 1980-03-27 1981-09-15 Allied Chemical Corporation Method to increase reactor capacity for polycondensation of polyesters
US4355154A (en) * 1981-10-06 1982-10-19 Dow Corning Corporation Method for preparing condensation polymers by emulsion polymerization
US6045906A (en) 1984-03-15 2000-04-04 Cytec Technology Corp. Continuous, linearly intermixed fiber tows and composite molded article thereform
US5244699A (en) * 1987-03-27 1993-09-14 North Dakota State University Polymeric vehicle for coatings
US5218045A (en) * 1987-03-27 1993-06-08 North Dakota State University Coating binders comprising liquid crystalline enhanced polymers
US5171765A (en) * 1987-03-27 1992-12-15 North Dakota State University Water dispersible polymers for coatings based on polymers containing mesogenic groups
US5235006A (en) * 1987-03-27 1993-08-10 North Dakota State University Mesogens and polymers with mesogens
US4978741A (en) * 1988-01-29 1990-12-18 Questra Chemicals Corp. Method for preparing essentially haze-free isophthalic acid- and polymethylolalkanoic acid-containing resins
US4912187A (en) * 1988-01-29 1990-03-27 Questra Chemicals Corp. Solid ester products of sterically hindered polyhydroxymonocarboxylic acids
JPH06506243A (ja) * 1991-03-20 1994-07-14 ノース・ダコタ・ステイト・ユニバーシティ 液晶性を有する化合物およびそれを基体とする塗料結合剤
AU2003302173A1 (en) * 2002-12-20 2004-07-14 Essilor International Compagnie Generale D'optique Spirotetrathiocarbamates and spirooxothiocarbamates
US7709402B2 (en) * 2006-02-16 2010-05-04 Micron Technology, Inc. Conductive layers for hafnium silicon oxynitride films
US7211634B1 (en) 2006-04-28 2007-05-01 Eastman Chemical Company Process for the preparation of polyesters containing 1,4-cyclohexanedimethanol

Also Published As

Publication number Publication date
GB1378213A (en) 1974-12-27
NL149517B (nl) 1976-05-17
US3787370A (en) 1974-01-22
DE2213500B2 (de) 1977-03-10
FR2130367A1 (cs) 1972-11-03
NL7203605A (cs) 1972-09-21
DE2213500A1 (de) 1972-11-02
FR2130367B1 (cs) 1974-08-30

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