BR7105825D0 - PROCESS OF PREPARATION OF 1,4-BIS- (4 ', 4 "-DE-HYDROXITRIFENYL METHYL) -BENZENE - Google Patents
PROCESS OF PREPARATION OF 1,4-BIS- (4 ', 4 "-DE-HYDROXITRIFENYL METHYL) -BENZENEInfo
- Publication number
- BR7105825D0 BR7105825D0 BR582571A BR582571A BR7105825D0 BR 7105825 D0 BR7105825 D0 BR 7105825D0 BR 582571 A BR582571 A BR 582571A BR 582571 A BR582571 A BR 582571A BR 7105825 D0 BR7105825 D0 BR 7105825D0
- Authority
- BR
- Brazil
- Prior art keywords
- hydroxitrifenyl
- benzene
- bis
- methyl
- preparation
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712113347 DE2113347C2 (en) | 1971-03-19 | 1971-03-19 | Tetraphenol, process for its production and use for the production of branched polycarbonates |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7105825D0 true BR7105825D0 (en) | 1973-03-13 |
Family
ID=5802100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR582571A BR7105825D0 (en) | 1971-03-19 | 1971-09-03 | PROCESS OF PREPARATION OF 1,4-BIS- (4 ', 4 "-DE-HYDROXITRIFENYL METHYL) -BENZENE |
Country Status (9)
Country | Link |
---|---|
JP (2) | JPS5414101B1 (en) |
BE (1) | BE772095A (en) |
BR (1) | BR7105825D0 (en) |
CA (1) | CA986128A (en) |
DE (1) | DE2113347C2 (en) |
ES (1) | ES394799A1 (en) |
FR (1) | FR2130055B1 (en) |
GB (1) | GB1333812A (en) |
NL (1) | NL176554C (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3378125D1 (en) | 1982-09-10 | 1988-11-03 | Bayer Ag | Flame-retardant polymer mixtures |
CA1289290C (en) | 1985-04-11 | 1991-09-17 | John V. Bailey | Stabilized polycarbonates |
DE4013112A1 (en) * | 1990-04-25 | 1991-11-07 | Bayer Ag | Thermoplastic moulding compsns. - contg. thio:xanthone as heat-stabiliser in mixt. of ABS and aromatic polycarbonate |
DE4013113A1 (en) * | 1990-04-25 | 1991-10-31 | Bayer Ag | Stabilised ABS-aromatic polycarbonate moulding compsns. - contg. specified bisphenol additives to prevent high temp. surface defects and to improve impact strength |
DE102009029050A1 (en) * | 2009-08-31 | 2011-03-03 | Evonik Oxeno Gmbh | Organophosphorus compounds based on tetraphenol (TP) -substituted structures |
JP5421174B2 (en) * | 2010-04-01 | 2014-02-19 | 帝人株式会社 | Method for producing branched polycarbonate resin |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1768901A1 (en) * | 1968-07-11 | 1971-12-23 | Dynamit Nobel Ag | Process for the preparation of 4,4'-dioxytetraphenylmethane |
-
1971
- 1971-03-19 DE DE19712113347 patent/DE2113347C2/en not_active Expired
- 1971-08-30 CA CA121,651A patent/CA986128A/en not_active Expired
- 1971-09-02 GB GB4098271A patent/GB1333812A/en not_active Expired
- 1971-09-02 NL NL7112093A patent/NL176554C/en not_active IP Right Cessation
- 1971-09-02 BE BE772095A patent/BE772095A/en unknown
- 1971-09-03 BR BR582571A patent/BR7105825D0/en unknown
- 1971-09-03 JP JP6800171A patent/JPS5414101B1/ja active Pending
- 1971-09-03 FR FR7131942A patent/FR2130055B1/fr not_active Expired
- 1971-09-04 ES ES394799A patent/ES394799A1/en not_active Expired
-
1979
- 1979-01-17 JP JP309279A patent/JPS54139699A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
NL7112093A (en) | 1972-09-21 |
FR2130055B1 (en) | 1973-05-25 |
NL176554C (en) | 1985-05-01 |
JPS5414101B1 (en) | 1979-06-05 |
JPS5547047B2 (en) | 1980-11-27 |
DE2113347A1 (en) | 1972-10-26 |
ES394799A1 (en) | 1974-09-01 |
FR2130055A1 (en) | 1972-11-03 |
NL176554B (en) | 1984-12-03 |
JPS54139699A (en) | 1979-10-30 |
GB1333812A (en) | 1973-10-17 |
CA986128A (en) | 1976-03-23 |
BE772095A (en) | 1972-03-02 |
DE2113347C2 (en) | 1984-04-26 |
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