FR1524965A - Process for the purification of polyester solutions - Google Patents

Process for the purification of polyester solutions

Info

Publication number
FR1524965A
FR1524965A FR966043A FR966043A FR1524965A FR 1524965 A FR1524965 A FR 1524965A FR 966043 A FR966043 A FR 966043A FR 966043 A FR966043 A FR 966043A FR 1524965 A FR1524965 A FR 1524965A
Authority
FR
France
Prior art keywords
purification
polyester solutions
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
FR966043A
Other languages
French (fr)
Inventor
Grigore Valulescu
Nicolae Ungureanu
Tony Simionescu
Nicolae Barbu
Maria Andonian
Dan Suciu
Rodica Buhescu
Gabriela Popescu-Bradet
Romulus Grigorescu
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
Application granted granted Critical
Publication of FR1524965A publication Critical patent/FR1524965A/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
    • 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)
FR966043A 1963-03-22 1964-03-04 Process for the purification of polyester solutions Expired FR1524965A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO4621663 1963-03-22

Publications (1)

Publication Number Publication Date
FR1524965A true FR1524965A (en) 1968-05-17

Family

ID=20086406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR966043A Expired FR1524965A (en) 1963-03-22 1964-03-04 Process for the purification of polyester solutions

Country Status (4)

Country Link
AT (1) AT250022B (en)
DD (1) DD38244A1 (en)
FR (1) FR1524965A (en)
NL (1) NL6401603A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4312391A1 (en) * 1993-04-16 1994-10-20 Bayer Ag Process for the purification of polycarbonate and polyester carbonate solutions

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2350327C3 (en) * 1973-10-06 1982-02-25 Bayer Ag, 5090 Leverkusen Process for cleaning polycarbonate solutions
FR2456761A1 (en) * 1979-05-18 1980-12-12 Gen Electric Polycarbonate moulding compsn. with low volatiles content - contg. mono-chlorobenzene or polyfunctional cpd., as entraining agent
TW330940B (en) * 1993-12-22 1998-05-01 Mitsui Petroleum Chemicals Ind A method of manufacturing polyesters
DE4435920A1 (en) * 1994-10-07 1996-04-11 Basf Ag Process for the separation of heteropoly compounds from polyethers, polyesters and polyether esters
DE102007007462A1 (en) * 2007-02-15 2008-08-21 Bayer Materialscience Ag Use of aluminosilicates for removing or reducing fluorescent particles in polycarbonate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4312391A1 (en) * 1993-04-16 1994-10-20 Bayer Ag Process for the purification of polycarbonate and polyester carbonate solutions
NL9400603A (en) * 1993-04-16 1994-11-16 Bayer Ag Method for purifying polycarbonate and polyester carbonate solutions.
BE1008857A5 (en) * 1993-04-16 1996-08-06 Bayer Ag METHOD FOR PURIFYING SOLUTIONS AND POLYCARBONATES polyester.

Also Published As

Publication number Publication date
NL6401603A (en) 1964-09-23
DD38244A1 (en) 1965-05-05
AT250022B (en) 1966-10-25

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