DD38244A1 - Process for the purification of polyester solutions - Google Patents

Process for the purification of polyester solutions

Info

Publication number
DD38244A1
DD38244A1 DD10307264A DD10307264A DD38244A1 DD 38244 A1 DD38244 A1 DD 38244A1 DD 10307264 A DD10307264 A DD 10307264A DD 10307264 A DD10307264 A DD 10307264A DD 38244 A1 DD38244 A1 DD 38244A1
Authority
DD
German Democratic Republic
Prior art keywords
purification
polyester solutions
polyester
solutions
Prior art date
Application number
DD10307264A
Other languages
German (de)
Inventor
Grigore Valulescu
Nicolae Ungureanu
Tony Simionescu
Nicolae Barbu
Maria Andonian
Dan Suciu
Rodica Buhescu
Gabriela Popescu-Bradet
Romulus Grigorescu
Original Assignee
Ministerul Ind Petrolului
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 Ind Petrolului filed Critical Ministerul Ind Petrolului
Publication of DD38244A1 publication Critical patent/DD38244A1/en

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)
DD10307264A 1963-03-22 1964-02-24 Process for the purification of polyester solutions DD38244A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DD38244A1 true DD38244A1 (en) 1965-05-05

Family

ID=20086406

Family Applications (1)

Application Number Title Priority Date Filing Date
DD10307264A DD38244A1 (en) 1963-03-22 1964-02-24 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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2350327A1 (en) * 1973-10-06 1975-04-24 Bayer Ag METHOD OF 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
EP0659797A2 (en) * 1993-12-22 1995-06-28 Mitsui Petrochemical Industries, Ltd. A method of manufacturing polyesters
WO1996011221A1 (en) * 1994-10-07 1996-04-18 Basf Aktiengesellschaft Process for extracting heteropolycompounds from polyethers, polyesters and polyether esters
WO2008098698A1 (en) * 2007-02-15 2008-08-21 Bayer Materialscience Ag Use of aluminosilicates for removal or reduction of fluorescing particles in polycarbonate

Families Citing this family (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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2350327A1 (en) * 1973-10-06 1975-04-24 Bayer Ag METHOD OF 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
EP0659797A2 (en) * 1993-12-22 1995-06-28 Mitsui Petrochemical Industries, Ltd. A method of manufacturing polyesters
EP0659797A3 (en) * 1993-12-22 1996-08-21 Mitsui Petrochemical Ind A method of manufacturing polyesters.
WO1996011221A1 (en) * 1994-10-07 1996-04-18 Basf Aktiengesellschaft Process for extracting heteropolycompounds from polyethers, polyesters and polyether esters
WO2008098698A1 (en) * 2007-02-15 2008-08-21 Bayer Materialscience Ag Use of aluminosilicates for removal or reduction of fluorescing particles in polycarbonate

Also Published As

Publication number Publication date
AT250022B (en) 1966-10-25
NL6401603A (en) 1964-09-23
FR1524965A (en) 1968-05-17

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