IT1048332B - Acido tetrametildifenilcarbossilico procedimento per la sua produzione e derivati polimerici utili in particolare per la produzione di oggetti sagomati come pellicole fibre e oggetti stampati - Google Patents
Acido tetrametildifenilcarbossilico procedimento per la sua produzione e derivati polimerici utili in particolare per la produzione di oggetti sagomati come pellicole fibre e oggetti stampatiInfo
- Publication number
- IT1048332B IT1048332B IT5191275A IT5191275A IT1048332B IT 1048332 B IT1048332 B IT 1048332B IT 5191275 A IT5191275 A IT 5191275A IT 5191275 A IT5191275 A IT 5191275A IT 1048332 B IT1048332 B IT 1048332B
- Authority
- IT
- Italy
- Prior art keywords
- production
- objects
- tetramethyl
- derivatives useful
- polymeric derivatives
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 2
- -1 TETRAMETHYL DIPHENYLCARBOXYLIC ACID Chemical compound 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/33—Polycyclic acids
- C07C63/331—Polycyclic acids with all carboxyl groups bound to non-condensed rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/33—Polycyclic acids
- C07C63/331—Polycyclic acids with all carboxyl groups bound to non-condensed rings
- C07C63/333—4,4' - Diphenyldicarboxylic acids
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/185—Acids containing aromatic rings containing two or more aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyamides (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51750674A | 1974-10-24 | 1974-10-24 | |
| US62264975A | 1975-10-15 | 1975-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1048332B true IT1048332B (it) | 1980-11-20 |
Family
ID=27059159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5191275A IT1048332B (it) | 1974-10-24 | 1975-10-23 | Acido tetrametildifenilcarbossilico procedimento per la sua produzione e derivati polimerici utili in particolare per la produzione di oggetti sagomati come pellicole fibre e oggetti stampati |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5168552A (OSRAM) |
| BE (1) | BE834860A (OSRAM) |
| CA (1) | CA1075260A (OSRAM) |
| DE (1) | DE2547575A1 (OSRAM) |
| FR (1) | FR2309580A1 (OSRAM) |
| GB (1) | GB1525109A (OSRAM) |
| IT (1) | IT1048332B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4384107A (en) | 1981-03-02 | 1983-05-17 | Polaroid Corporation | Polyamide comprising substituted biphenylene or substituted stilbene radicals |
| DE3927772A1 (de) * | 1989-08-23 | 1991-02-28 | Bayer Ag | Verfahren zur herstellung von aromatischen dicarbonsaeuren und neue aromatische dicarbonsaeuren |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE613918A (fr) * | 1961-02-17 | 1962-05-29 | Ici Ltd | Polyesters susceptibles de cristallisation |
| BE789336A (fr) * | 1971-09-29 | 1973-01-15 | Timex Corp | Montre-reveil electronique |
| CA1007320A (en) * | 1972-07-05 | 1977-03-22 | Guy L. Fougere | Method and apparatus for coin discrimination utilizing a coin impeller |
-
1975
- 1975-10-22 CA CA238,164A patent/CA1075260A/en not_active Expired
- 1975-10-23 IT IT5191275A patent/IT1048332B/it active
- 1975-10-23 GB GB4364475A patent/GB1525109A/en not_active Expired
- 1975-10-23 DE DE19752547575 patent/DE2547575A1/de not_active Ceased
- 1975-10-24 JP JP12826175A patent/JPS5168552A/ja active Pending
- 1975-10-24 FR FR7532646A patent/FR2309580A1/fr active Granted
- 1975-10-24 BE BE161244A patent/BE834860A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2547575A1 (de) | 1976-04-29 |
| BE834860A (fr) | 1976-04-26 |
| FR2309580A1 (fr) | 1976-11-26 |
| FR2309580B1 (OSRAM) | 1978-07-28 |
| CA1075260A (en) | 1980-04-08 |
| JPS5168552A (ja) | 1976-06-14 |
| GB1525109A (en) | 1978-09-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR7504531A (pt) | Elemento unitario com fibras oticas,para cabos de telecomunicacao e metodo de sua fabricacao | |
| AT362593B (de) | Verfahren zur herstellung von gut verformbaren zipfelarmen aluminiumblechen mit hoher mechanischer festigkeit | |
| IT1120977B (it) | Derivati di acidi fenossialchilcar bossilici particolarmente utili come medicamenti | |
| BR7501794A (pt) | Aperfeicoamento em processo para a preparacao de um polimero de uma alfa-olefina | |
| IT998835B (it) | Processo per il fissaggio di pig menti su materiali in fibre e su strutture piane | |
| IT1048332B (it) | Acido tetrametildifenilcarbossilico procedimento per la sua produzione e derivati polimerici utili in particolare per la produzione di oggetti sagomati come pellicole fibre e oggetti stampati | |
| IT1058629B (it) | Composizione di polietilene espansibile e reticolabile processo per la sua produzione e processo per la produzione di espansi di polietilene reticolabile facente uso di detta composizione | |
| IT1040158B (it) | Processo pr la produzione di glucosio isomerasi e prodottoottenuto | |
| BR7500606D0 (pt) | Diesteres de acido bis (hidroxidi-t butil-fenil)-alcanico processo para sua preparacao e sua aplicacao | |
| BR7503519A (pt) | Composicoes herbicidas e processo para a producao de derivados de acido barbiturico utilizaveis nas mesmas | |
| IT1041952B (it) | Processo per la produzione di colpolimerizzati acrilonitrilovi nilclorurici con migliorato grado di bianchezza | |
| IT1051903B (it) | Composizione polimero poliolo e processo di sua produzione | |
| IT1031970B (it) | Processo per la produzione di acido metacrilico e di buturro lattone | |
| IT998723B (it) | Processo per la preparazione di esteri dell acido clorocarbonico | |
| BR7016652D0 (pt) | Processo para a producao de esteres de acido amidotiono fosforico e composicoes herbicidas neles baseadas | |
| BR7706541A (pt) | Processo para a preparacao de esteres de acido n,n-dimetil-o-pirazolil-carbamico composicoes inseticidas e sua aplicacao | |
| IT1025904B (it) | Processo per la produzione di pellicola termoplastica e prodotto ottenuto | |
| AT361630B (de) | Verfahren zur herstellung von arzneimitteln | |
| AT340048B (de) | Verfahren zur herstellung von penicillin- und cephalosporinsaure-derivaten | |
| IT1038344B (it) | Metodo ed apparacchiatura per la produzione di fibre di vetro | |
| IT987222B (it) | Processo per la preparazione di acido citrico e di suoi derivati | |
| IT1031642B (it) | Processo per la produzione di combustibili liquidi privi di cenete e prodotto ottenuto | |
| IT1050330B (it) | Processo per la produzione di isocianati e prodotti ottenuti | |
| IT1031828B (it) | Processo per la preparazione di esteri | |
| IT1028405B (it) | Processo per la preparazione di materiali plastici difficilmente infiammabili |