UA18580A - A process for preparation of diphenols - Google Patents
A process for preparation of diphenolsInfo
- Publication number
- UA18580A UA18580A UA4614753A UA4614753A UA18580A UA 18580 A UA18580 A UA 18580A UA 4614753 A UA4614753 A UA 4614753A UA 4614753 A UA4614753 A UA 4614753A UA 18580 A UA18580 A UA 18580A
- Authority
- UA
- Ukraine
- Prior art keywords
- diphenols
- preparation
- polycarbonates
- chemistry
- carrying
- Prior art date
Links
Landscapes
- Polyesters Or Polycarbonates (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention relates to chemistry of polycarbonates, in particular to a process for preparation of diphenols. This process provides for carrying out reaction at the temperature of 28 - 35°C and molar ratio of compounds equal to from 6 to 1.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3827434 | 1988-08-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
UA18580A true UA18580A (en) | 1997-12-25 |
Family
ID=6360747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UA4614753A UA18580A (en) | 1988-08-12 | 1989-08-11 | A process for preparation of diphenols |
Country Status (4)
Country | Link |
---|---|
DD (4) | DD287480A5 (en) |
SU (1) | SU1750416A3 (en) |
UA (1) | UA18580A (en) |
ZA (1) | ZA896144B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007052948A1 (en) | 2007-10-31 | 2009-05-07 | Bayer Materialscience Ag | Process for producing a polycarbonate layer composite |
DE102007052947A1 (en) * | 2007-10-31 | 2009-05-07 | Bayer Materialscience Ag | Process for producing a polycarbonate layer composite |
DE102007052949A1 (en) * | 2007-10-31 | 2009-05-07 | Bayer Materialscience Ag | Process for producing a polycarbonate layer composite |
DE102008058260A1 (en) | 2008-11-19 | 2010-05-20 | Bundesdruckerei Gmbh | Preparation for producing a cover layer for an electroluminescent security element of a security and / or value document |
-
1989
- 1989-08-09 DD DD89331616A patent/DD287480A5/en not_active IP Right Cessation
- 1989-08-09 DD DD34383789A patent/DD297654A5/en not_active IP Right Cessation
- 1989-08-09 DD DD34383889A patent/DD297605A5/en not_active IP Right Cessation
- 1989-08-09 DD DD34383189A patent/DD297572A5/en not_active IP Right Cessation
- 1989-08-11 ZA ZA896144A patent/ZA896144B/en unknown
- 1989-08-11 UA UA4614753A patent/UA18580A/en unknown
- 1989-08-11 SU SU894614753A patent/SU1750416A3/en active
Also Published As
Publication number | Publication date |
---|---|
DD297572A5 (en) | 1992-01-16 |
ZA896144B (en) | 1990-05-30 |
DD287480A5 (en) | 1991-02-28 |
DD297605A5 (en) | 1992-01-16 |
SU1750416A3 (en) | 1992-07-23 |
DD297654A5 (en) | 1992-01-16 |
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