BR6800593D0 - Processo de preparacao de tereftalato de polietileno - Google Patents
Processo de preparacao de tereftalato de polietilenoInfo
- Publication number
- BR6800593D0 BR6800593D0 BR200593/68A BR20059368A BR6800593D0 BR 6800593 D0 BR6800593 D0 BR 6800593D0 BR 200593/68 A BR200593/68 A BR 200593/68A BR 20059368 A BR20059368 A BR 20059368A BR 6800593 D0 BR6800593 D0 BR 6800593D0
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- polyethylene tereftalate
- tereftalate
- polyethylene
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
-
- 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
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66425467A | 1967-08-30 | 1967-08-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR6800593D0 true BR6800593D0 (pt) | 1973-01-16 |
Family
ID=24665259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR200593/68A BR6800593D0 (pt) | 1967-08-30 | 1968-07-12 | Processo de preparacao de tereftalato de polietileno |
Country Status (5)
Country | Link |
---|---|
US (1) | US3532671A (pt) |
BR (1) | BR6800593D0 (pt) |
DE (1) | DE1770728A1 (pt) |
FR (1) | FR1578440A (pt) |
GB (1) | GB1218763A (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5840957A (en) | 1998-03-16 | 1998-11-24 | E. I. Du Pont De Nemours And Company | Transesterification process using lanthanum compound catalyst |
US6350895B1 (en) | 1999-03-26 | 2002-02-26 | E. I. Du Pont De Nemours And Company | Transesterification process using yttrium and samarium compound catalystis |
GB201009969D0 (en) | 2010-06-15 | 2010-07-21 | Ecosynth Bvba | Transesterification process using mixed salt acetylacetonates catalysts |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL209444A (pt) * | 1955-08-01 | |||
NL266997A (pt) * | 1961-07-06 |
-
1967
- 1967-08-30 US US664254A patent/US3532671A/en not_active Expired - Lifetime
-
1968
- 1968-06-05 GB GB26735/68A patent/GB1218763A/en not_active Expired
- 1968-06-27 DE DE19681770728 patent/DE1770728A1/de active Pending
- 1968-07-12 BR BR200593/68A patent/BR6800593D0/pt unknown
- 1968-08-19 FR FR1578440D patent/FR1578440A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1218763A (en) | 1971-01-13 |
DE1770728A1 (de) | 1971-12-02 |
FR1578440A (pt) | 1969-08-14 |
US3532671A (en) | 1970-10-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR6804971D0 (pt) | Processo de preparacao de acidos hetero-aril-metil-tropopionico | |
BR6802577D0 (pt) | Processo de fabricacao de acetilguanidinas | |
BR6803011D0 (pt) | Processo de preparacao de novos derivados acetilenicos de oxa-zolidinonas-2 | |
BR6803472D0 (pt) | Adesivo e processo de preparacao do mesmo | |
BR6804325D0 (pt) | Processo de polimerizacao | |
BR6804207D0 (pt) | Processo de preparacao de novos derivados do naftaleno | |
BR6575167D0 (pt) | Processo de preparar tiazolinas | |
BR6804208D0 (pt) | Processo de preparacao de compostos carbonilados etilenicos | |
BR6681430D0 (pt) | Processo de preparacao de compostos nitrofuranicos | |
BR6805040D0 (pt) | Processo de stabilizacao de metil-cloroformio | |
BR6800593D0 (pt) | Processo de preparacao de tereftalato de polietileno | |
IT1043780B (it) | Processo per la preparazione di benzimidazolcarbammati | |
BR6908377D0 (pt) | Processo de preparacao de sulfetos de alcoil-2-alcemila | |
BR6800261D0 (pt) | Processo de preparacao de tereftalato de polietileno | |
BR6804615D0 (pt) | Processo de preparacao de eter fluorado | |
BR6800205D0 (pt) | Processo de preparacao de peptidas | |
BR7019936D0 (pt) | Processo de preparacao de tereftalato de polietileno | |
BR6801360D0 (pt) | Processo de preparacao de benzenossulfonil-semicarbazidas | |
BR6803181D0 (pt) | Processo de preparacao de novos derivados do maftaceno | |
BR6898621D0 (pt) | Processo de preparacao de novos compostos poli-haloisoal-coxialquilicos | |
IT1053691B (it) | Benzensolfoniluree e processo per la loro preparazione | |
BR6803757D0 (pt) | Processo de preparacao de novos 3-oxo-gonatrienos | |
BR6676281D0 (pt) | Processo de preparacao de l-ciclos-benzodiazepina | |
BR6909453D0 (pt) | Processo de preparacao de 1-clisosil-5-azacitosinas | |
BR6793774D0 (pt) | Processo de preparacao de novos corantes relativos |