FR1400429A - Process for simultaneously removing water, electrolytes and other impurities from polyester solutions - Google Patents

Process for simultaneously removing water, electrolytes and other impurities from polyester solutions

Info

Publication number
FR1400429A
FR1400429A FR967946A FR967946A FR1400429A FR 1400429 A FR1400429 A FR 1400429A FR 967946 A FR967946 A FR 967946A FR 967946 A FR967946 A FR 967946A FR 1400429 A FR1400429 A FR 1400429A
Authority
FR
France
Prior art keywords
electrolytes
impurities
removing water
simultaneously removing
polyester solutions
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
FR967946A
Other languages
French (fr)
Inventor
Rodica Buhescu
Dan G Suciu
Gabriela Popescu-Bradet
Nicolae Ungureanu
Tony Simionescu
Grigore Valulescu
Maria Andonian
Nicolae Barbu
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.)
Ministerul Industriei Petrolului si Chimiei
Original Assignee
Ministerul Industriei Petrolului si Chimiei
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 Ministerul Industriei Petrolului si Chimiei filed Critical Ministerul Industriei Petrolului si Chimiei
Priority to FR967946A priority Critical patent/FR1400429A/en
Application granted granted Critical
Publication of FR1400429A publication Critical patent/FR1400429A/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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying
    • 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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/40—Post-polymerisation treatment
    • C08G64/406—Purifying; Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR967946A 1964-03-19 1964-03-19 Process for simultaneously removing water, electrolytes and other impurities from polyester solutions Expired FR1400429A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR967946A FR1400429A (en) 1964-03-19 1964-03-19 Process for simultaneously removing water, electrolytes and other impurities from polyester solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR967946A FR1400429A (en) 1964-03-19 1964-03-19 Process for simultaneously removing water, electrolytes and other impurities from polyester solutions

Publications (1)

Publication Number Publication Date
FR1400429A true FR1400429A (en) 1965-05-28

Family

ID=8825880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967946A Expired FR1400429A (en) 1964-03-19 1964-03-19 Process for simultaneously removing water, electrolytes and other impurities from polyester solutions

Country Status (1)

Country Link
FR (1) FR1400429A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009308A1 (en) * 1990-03-23 1991-09-26 Bayer Ag Recycling scrap polymers - by filtering soln. of the polymer through sand to remove insol. impurities

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009308A1 (en) * 1990-03-23 1991-09-26 Bayer Ag Recycling scrap polymers - by filtering soln. of the polymer through sand to remove insol. impurities

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