BR7100585D0 - Processo para preparacao de acidos poliamido-carboxilicos - Google Patents
Processo para preparacao de acidos poliamido-carboxilicosInfo
- Publication number
- BR7100585D0 BR7100585D0 BR585/71A BR58571A BR7100585D0 BR 7100585 D0 BR7100585 D0 BR 7100585D0 BR 585/71 A BR585/71 A BR 585/71A BR 58571 A BR58571 A BR 58571A BR 7100585 D0 BR7100585 D0 BR 7100585D0
- Authority
- BR
- Brazil
- Prior art keywords
- polyamide
- preparation
- carboxylic acids
- carboxylic
- acids
- Prior art date
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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702004495 DE2004495C (de) | 1970-01-31 | Verfahren zur Herstellung von Polyamidcarbonsauren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7100585D0 true BR7100585D0 (pt) | 1973-04-17 |
Family
ID=5761117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR585/71A BR7100585D0 (pt) | 1970-01-31 | 1971-01-28 | Processo para preparacao de acidos poliamido-carboxilicos |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3663492A (pt) |
| AT (1) | AT309077B (pt) |
| BE (1) | BE762258A (pt) |
| BR (1) | BR7100585D0 (pt) |
| CA (1) | CA941092A (pt) |
| CH (1) | CH559224A5 (pt) |
| ES (1) | ES387800A1 (pt) |
| FR (1) | FR2077433B1 (pt) |
| GB (1) | GB1345608A (pt) |
| NL (1) | NL7101218A (pt) |
| NO (1) | NO130730C (pt) |
| RO (1) | RO62174A (pt) |
| SU (1) | SU410592A3 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5512131A (en) * | 1978-07-11 | 1980-01-28 | Hitachi Chem Co Ltd | Preparation of polyamic acid for semiconductor treatment |
| US4487911A (en) * | 1979-07-23 | 1984-12-11 | The P. D. George Company | Stable polyamic acids |
| JPS58180532A (ja) * | 1982-04-16 | 1983-10-22 | Sumitomo Chem Co Ltd | 芳香族ポリアミドイミドの製造方法 |
| JP2000025873A (ja) | 1998-07-09 | 2000-01-25 | Sony Corp | カセット収納ケース |
| JP2000025875A (ja) | 1998-07-09 | 2000-01-25 | Sony Corp | カセット収納ケース |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1162203A (en) * | 1966-04-06 | 1969-08-20 | Nat Res Dev | Production of Polyamic Acids and Polyimides |
-
1971
- 1971-01-06 US US104522A patent/US3663492A/en not_active Expired - Lifetime
- 1971-01-22 NO NO251/71A patent/NO130730C/no unknown
- 1971-01-25 SU SU1613264A patent/SU410592A3/ru active
- 1971-01-26 CH CH114471A patent/CH559224A5/xx not_active IP Right Cessation
- 1971-01-28 BR BR585/71A patent/BR7100585D0/pt unknown
- 1971-01-29 NL NL7101218A patent/NL7101218A/xx unknown
- 1971-01-29 BE BE762258A patent/BE762258A/xx unknown
- 1971-01-29 FR FR717103012A patent/FR2077433B1/fr not_active Expired
- 1971-01-29 CA CA104,051A patent/CA941092A/en not_active Expired
- 1971-01-29 AT AT75071A patent/AT309077B/de active
- 1971-01-30 ES ES387800A patent/ES387800A1/es not_active Expired
- 1971-01-30 RO RO65747A patent/RO62174A/ro unknown
- 1971-04-19 GB GB2041471A patent/GB1345608A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2077433B1 (pt) | 1974-02-22 |
| NO130730C (pt) | 1975-01-29 |
| FR2077433A1 (pt) | 1971-10-22 |
| AT309077B (de) | 1973-08-10 |
| US3663492A (en) | 1972-05-16 |
| DE2004495B2 (de) | 1972-10-19 |
| CH559224A5 (pt) | 1975-02-28 |
| SU410592A3 (pt) | 1974-01-05 |
| NL7101218A (pt) | 1971-08-03 |
| NO130730B (pt) | 1974-10-21 |
| ES387800A1 (es) | 1973-05-16 |
| BE762258A (fr) | 1971-07-01 |
| GB1345608A (en) | 1974-01-30 |
| CA941092A (en) | 1974-01-29 |
| PL73005B1 (pt) | 1974-08-30 |
| DE2004495A1 (pt) | 1971-07-22 |
| RO62174A (pt) | 1977-05-15 |
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