IT1049414B - Procedimento per la preparazione di poli carbonati aromatici - Google Patents

Procedimento per la preparazione di poli carbonati aromatici

Info

Publication number: IT1049414B
Authority: IT; Italy
Prior art keywords: alkyl; prepn; phenol; cyclic; reacting
Prior art date: 1975-04-18

Application number

IT2247275A

Other languages

English (en)

Inventor

Romano Ugo

Tesei Renato

Illuminati Gabriello

Original Assignee

Snam Progetti

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.)

1975-04-18

Filing date

1975-04-18

Publication date

1981-01-20

1975-01-01 Priority to AR259321A priority Critical patent/AR204957A1/es

1975-04-18 Application filed by Snam Progetti filed Critical Snam Progetti

1975-04-18 Priority to IT2247275A priority patent/IT1049414B/it

1975-05-30 Priority to AU81712/75A priority patent/AU491524B2/en

1975-06-10 Priority to TR18206A priority patent/TR18206A/xx

1975-06-10 Priority to GB24918/75A priority patent/GB1499530A/en

1975-06-16 Priority to ZM75/75A priority patent/ZM7575A1/xx

1975-06-17 Priority to LU72756A priority patent/LU72756A1/xx

1975-06-23 Priority to NO752228A priority patent/NO144526C/no

1975-06-23 Priority to CA229,892A priority patent/CA1039740A/en

1975-06-23 Priority to FR7519577A priority patent/FR2276284A1/fr

1975-06-24 Priority to DD186859A priority patent/DD119203A5/xx

1975-06-24 Priority to JP50077044A priority patent/JPS51105032A/ja

1975-06-24 Priority to DK286075A priority patent/DK154900C/da

1975-06-25 Priority to CH826275A priority patent/CH614922A5/xx

1975-06-25 Priority to NL7507586A priority patent/NL7507586A/xx

1975-06-25 Priority to ES439057A priority patent/ES439057A1/es

1975-06-25 Priority to RO7582648A priority patent/RO71663A/ro

1975-06-25 Priority to DE2528412A priority patent/DE2528412B2/de

1975-06-25 Priority to SE7507317A priority patent/SE428920B/xx

1975-06-25 Priority to BR3989/75A priority patent/BR7503989A/pt

1977-03-28 Priority to US05/782,164 priority patent/US4182726A/en

1981-01-20 Application granted granted Critical

1981-01-20 Publication of IT1049414B publication Critical patent/IT1049414B/it

Links

-1 Aromatic carbonates Chemical class 0.000 title abstract 6
125000000217 alkyl group Chemical group 0.000 title abstract 4
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title abstract 2
125000004122 cyclic group Chemical group 0.000 title abstract 2
125000003118 aryl group Chemical group 0.000 abstract 2
YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 1
125000003545 alkoxy group Chemical group 0.000 abstract 1
125000004104 aryloxy group Chemical group 0.000 abstract 1
AOGYCOYQMAVAFD-UHFFFAOYSA-N chlorocarbonic acid Chemical class OC(Cl)=O AOGYCOYQMAVAFD-UHFFFAOYSA-N 0.000 abstract 1
239000012948 isocyanate Substances 0.000 abstract 1
150000002513 isocyanates Chemical class 0.000 abstract 1
125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 abstract 1
229920000515 polycarbonate Polymers 0.000 abstract 1
239000004417 polycarbonate Substances 0.000 abstract 1
231100000331 toxic Toxicity 0.000 abstract 1
230000002588 toxic effect Effects 0.000 abstract 1

Landscapes

Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

IT2247275A 1974-06-25 1975-04-18 Procedimento per la preparazione di poli carbonati aromatici IT1049414B (it)

Priority Applications (21)

Application Number	Priority Date	Filing Date	Title
AR259321A AR204957A1 (es)	1974-06-25	1975-01-01	Procedimiento para la preparacion de carbonatos aromatico
IT2247275A IT1049414B (it)	1975-04-18	1975-04-18	Procedimento per la preparazione di poli carbonati aromatici
AU81712/75A AU491524B2 (en)	1974-06-25	1975-05-30	Process forthe preparation of aromatic carbonates
TR18206A TR18206A (tr)	1974-06-25	1975-06-10	Aromatik karbonat'larin hazirlanmasi icin usul
GB24918/75A GB1499530A (en)	1974-06-25	1975-06-10	Process for producing aromatic carbonates
ZM75/75A ZM7575A1 (en)	1974-06-25	1975-06-16	Process for the preparation of aromatic carbonates
LU72756A LU72756A1 (it)	1974-06-25	1975-06-17
CA229,892A CA1039740A (en)	1974-06-25	1975-06-23	Process for the preparation of aromatic carbonates
FR7519577A FR2276284A1 (fr)	1974-06-25	1975-06-23	Procede de preparation de carbonates aromatiques
NO752228A NO144526C (no)	1974-06-25	1975-06-23	Fremgangsmaate for fremstilling av aromatiske karbonater
DD186859A DD119203A5 (it)	1974-06-25	1975-06-24
JP50077044A JPS51105032A (en)	1974-06-25	1975-06-24	Hokozokutansanenno seiho
DK286075A DK154900C (da)	1974-06-25	1975-06-24	Fremgangsmaade til fremstilling af aromatiske carbonater
CH826275A CH614922A5 (en)	1974-06-25	1975-06-25	Process for the preparation of aromatic carbonates
NL7507586A NL7507586A (nl)	1974-06-25	1975-06-25	Werkwijze voor de bereiding van aromatische car- bonaten.
ES439057A ES439057A1 (es)	1974-06-25	1975-06-25	Procedimiento para la preparacion de carbonatos aromaticos.
RO7582648A RO71663A (ro)	1974-06-25	1975-06-25	Procedeu de preparare a carbonatilor aromatici
DE2528412A DE2528412B2 (de)	1974-06-25	1975-06-25	Verfahren zur Herstellung von aromatischen Carbonaten
SE7507317A SE428920B (sv)	1974-06-25	1975-06-25	Forfarande for framstellning av aromatiska karbonater.
BR3989/75A BR7503989A (pt)	1974-06-25	1975-06-25	Processo para preparar carbonatos aromaticos
US05/782,164 US4182726A (en)	1974-06-25	1977-03-28	Process for the preparation of aromatic carbonates

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT2247275A IT1049414B (it)	1975-04-18	1975-04-18	Procedimento per la preparazione di poli carbonati aromatici

Publications (1)

Publication Number	Publication Date
IT1049414B true IT1049414B (it)	1981-01-20

Family

ID=11196735

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2247275A IT1049414B (it)	1974-06-25	1975-04-18	Procedimento per la preparazione di poli carbonati aromatici

Country Status (1)

Country	Link
IT (1)	IT1049414B (it)

1975
- 1975-04-18 IT IT2247275A patent/IT1049414B/it active

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19940414