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ES252134A1 - A procedure to obtain polycarbonates (Machine-translation by Google Translate, not legally binding) - Google Patents

A procedure to obtain polycarbonates (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES252134A1
ES252134A1 ES0252134A ES252134A ES252134A1 ES 252134 A1 ES252134 A1 ES 252134A1 ES 0252134 A ES0252134 A ES 0252134A ES 252134 A ES252134 A ES 252134A ES 252134 A1 ES252134 A1 ES 252134A1
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
procedure
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
ES0252134A
Other languages
Spanish (es)
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.)
Kunoshima Kagaku Kogyo KK
Original Assignee
Kunoshima Kagaku Kogyo KK
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 Kunoshima Kagaku Kogyo KK filed Critical Kunoshima Kagaku Kogyo KK
Publication of ES252134A1 publication Critical patent/ES252134A1/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
    • C08G64/20—General preparatory processes
    • C08G64/30—General preparatory processes using carbonates
    • C08G64/307—General preparatory processes using carbonates and phenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

A process for obtaining polycarbonates comprising carrying out an ester exchange reaction of at least one 4,4-dihydroxy-diaryl-alkane with at least one diaryl carbonate, characterized in that at least one compound of manganese chosen from the group consisting of manganese salts of organic and inorganic acids and molecular compounds of said manganese salts with other compounds. (Machine-translation by Google Translate, not legally binding)
ES0252134A 1958-09-29 1959-09-18 A procedure to obtain polycarbonates (Machine-translation by Google Translate, not legally binding) Expired ES252134A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2758958 1958-09-29

Publications (1)

Publication Number Publication Date
ES252134A1 true ES252134A1 (en) 1960-06-16

Family

ID=12225124

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0252134A Expired ES252134A1 (en) 1958-09-29 1959-09-18 A procedure to obtain polycarbonates (Machine-translation by Google Translate, not legally binding)

Country Status (4)

Country Link
CH (1) CH402417A (en)
DE (1) DE1294664B (en)
ES (1) ES252134A1 (en)
FR (1) FR1240745A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180683A (en) 1977-12-23 1979-12-25 General Electric Company Process for recovering 2,2-bis(4-hydroxyphenyl)propane from distillation residues from the preparation thereof
US4188496A (en) 1977-12-23 1980-02-12 General Electric Company Process for preparing 2,2-bis(4-hydroxy-phenyl) propane from distillation by-products thereof
US4192954A (en) 1977-12-23 1980-03-11 General Electric Company Process for preparing 2,2-bis(4-hydroxy-phenyl) propane from distillation by-products thereof
US4300000A (en) * 1977-12-28 1981-11-10 General Electric Company Process for the recovery of 2,2-bis(4-hydroxyphenyl)propane
US4212997A (en) 1978-06-27 1980-07-15 General Electric Company Process for recovering 2,2-bis(4-hydroxyphenyl)propane from an adduct of 2,2-bis(4-hydroxyphenyl)propane and phenol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE818117C (en) * 1945-07-20 1951-08-30 Imperial Chemical Industries Limited, London Process for the preparation of high polymer linear esters
BE528506A (en) * 1953-04-30
BE536161A (en) * 1954-03-02

Also Published As

Publication number Publication date
CH402417A (en) 1965-11-15
FR1240745A (en) 1960-09-09
DE1294664B (en) 1969-05-08

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