IT1096585B - Processo per il trattamento del butandiolo che si ottiene come condensato nella produzione di polibutilentereftalati - Google Patents

Processo per il trattamento del butandiolo che si ottiene come condensato nella produzione di polibutilentereftalati

Info

Publication number
IT1096585B
IT1096585B IT24767/78A IT2476778A IT1096585B IT 1096585 B IT1096585 B IT 1096585B IT 24767/78 A IT24767/78 A IT 24767/78A IT 2476778 A IT2476778 A IT 2476778A IT 1096585 B IT1096585 B IT 1096585B
Authority
IT
Italy
Prior art keywords
polybutylenerephthalates
butandiol
condensed
treatment
production
Prior art date
Application number
IT24767/78A
Other languages
English (en)
Italian (it)
Other versions
IT7824767A0 (it
Original Assignee
Basf Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6012217&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1096585(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Basf Ag filed Critical Basf Ag
Publication of IT7824767A0 publication Critical patent/IT7824767A0/it
Application granted granted Critical
Publication of IT1096585B publication Critical patent/IT1096585B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT24767/78A 1977-06-24 1978-06-20 Processo per il trattamento del butandiolo che si ottiene come condensato nella produzione di polibutilentereftalati IT1096585B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772728407 DE2728407A1 (de) 1977-06-24 1977-06-24 Verfahren zur behandlung von butandiol, das als kondensat bei der herstellung von polybutylenterephthalaten erhalten wurde

Publications (2)

Publication Number Publication Date
IT7824767A0 IT7824767A0 (it) 1978-06-20
IT1096585B true IT1096585B (it) 1985-08-26

Family

ID=6012217

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24767/78A IT1096585B (it) 1977-06-24 1978-06-20 Processo per il trattamento del butandiolo che si ottiene come condensato nella produzione di polibutilentereftalati

Country Status (5)

Country Link
US (1) US4154970A (enExample)
EP (1) EP0000159B2 (enExample)
JP (1) JPS5412305A (enExample)
DE (2) DE2728407A1 (enExample)
IT (1) IT1096585B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5910537A (ja) * 1982-07-07 1984-01-20 Daicel Chem Ind Ltd ブタンジオ−ルの取得法
US4647705A (en) * 1985-08-15 1987-03-03 Basf Corporation Process for improving the ultraviolet light transmittance of ethylene glycol
DE19608614A1 (de) * 1996-03-06 1997-09-11 Basf Ag Verfahren zur Aufarbeitung von Dihydroxyverbindungen enthaltenden Rückständen
GB2324928B (en) 1997-05-02 2001-09-12 B & W Loudspeakers Loudspeaker systems
US6245879B1 (en) * 1999-01-29 2001-06-12 Shell Oil Company Purification of 1,3-propanediol in carbonyl-containing stream
CN101120019A (zh) 2005-04-05 2008-02-06 株式会社Jms 对3,4-DGE来源的AGEs特异性反应的抗体
EP2984064B1 (en) 2013-04-12 2019-03-06 Toray Industries, Inc. Process of producing 1,4-butanediol
CA2927166C (en) * 2013-10-23 2021-12-28 Basf Se Method for preparing 1,4-butanediol having an apha color index of less than 30
JP6652439B2 (ja) * 2016-04-11 2020-02-26 株式会社オティックス 内燃機関の可変動弁機構

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793235A (en) * 1954-09-27 1957-05-21 Du Pont Recovery of glycols from polyester production
BE720958A (enExample) * 1967-09-18 1969-03-17
NL7002510A (en) * 1970-02-11 1971-08-13 Ethylene glycol purification
US3859368A (en) * 1971-09-08 1975-01-07 Halcon International Inc Method of producing polyhydric compounds such as ethylene glycol by disproportionation of its monoacetate

Also Published As

Publication number Publication date
EP0000159A1 (de) 1979-01-10
IT7824767A0 (it) 1978-06-20
DE2860045D1 (en) 1980-11-13
DE2728407A1 (de) 1979-01-04
US4154970A (en) 1979-05-15
EP0000159B1 (de) 1980-07-23
JPS629094B2 (enExample) 1987-02-26
JPS5412305A (en) 1979-01-30
EP0000159B2 (de) 1984-12-19

Similar Documents

Publication Publication Date Title
IT1098269B (it) Processo e dimpianto per la produzione di ammoniaca
IT1070567B (it) Processo per la produzione di olefine
BR7500886A (pt) Processo para o tratamento de bagaco de cana
IT1040204B (it) Processo per la produzione di butandiolo
IT1094292B (it) Processo per la produzione di glicol etilentico
IT1122711B (it) Processo per la produzione di pezzi grezzi per monete
IT1034674B (it) Processo flessibile intergrato per la produzione di ammoniaca edurea
IT1123574B (it) Processo per la produzione di diesterediammidi
IT1096585B (it) Processo per il trattamento del butandiolo che si ottiene come condensato nella produzione di polibutilentereftalati
IT1038893B (it) Processo per la preparazione di alchilbenzoli
IT1075381B (it) Processo per la produzione di acilcianuri
IT1048280B (it) Processo per la produzione di cuoroidrossidi di alluminio
IT1070725B (it) Processo per la produzione di olefine
IT1064331B (it) Processo per la preparazione di d-mannite
IT1098853B (it) Processo per la produzione di 1,1,1,2-tetrafluoroetano
IT1058978B (it) Processo per la preparazione di acetacetilarilamidi
IT1095397B (it) Processo per la produzione di etilenglicol dimetiletere(dimetilglicol)
BR7803787A (pt) Processo de producao de ciclopropilmetoxi anilidas substituidas
IT1096578B (it) Processo per la produzione di poliamidi
IT7820384A0 (it) Processo per la produzione di difenileteri alogenometilati.
IT1021031B (it) Processo per il trattamento di sospensioni
IT1055863B (it) Processo per la preparazione di cicloesanonossima
IT1099668B (it) Processo per la produzione di lattulosio
IT1046993B (it) Processo perfezionato per la produzione di coke formato
IT1065136B (it) Processo per la produzione di 2 osso ossazolidine

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630