BR8901748A - Processo para producao de copolimero de acetal com grupos principais de ureia e iodo e processo para producao de copolimero de acetal com grupos principais de oxazol - Google Patents
Processo para producao de copolimero de acetal com grupos principais de ureia e iodo e processo para producao de copolimero de acetal com grupos principais de oxazolInfo
- Publication number
- BR8901748A BR8901748A BR898901748A BR8901748A BR8901748A BR 8901748 A BR8901748 A BR 8901748A BR 898901748 A BR898901748 A BR 898901748A BR 8901748 A BR8901748 A BR 8901748A BR 8901748 A BR8901748 A BR 8901748A
- Authority
- BR
- Brazil
- Prior art keywords
- production
- main groups
- acetal copolymer
- oxazole
- iodine
- Prior art date
Links
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 title 2
- 229920001577 copolymer Polymers 0.000 title 2
- 238000000034 method Methods 0.000 title 2
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 title 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title 1
- 239000004202 carbamide Substances 0.000 title 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 title 1
- 229910052740 iodine Inorganic materials 0.000 title 1
- 239000011630 iodine Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D321/00—Heterocyclic compounds containing rings having two oxygen atoms as the only ring hetero atoms, not provided for by groups C07D317/00 - C07D319/00
- C07D321/02—Seven-membered rings
- C07D321/04—Seven-membered rings not condensed with other rings
- C07D321/06—1,3-Dioxepines; Hydrogenated 1,3-dioxepines
-
- 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
- C08G4/00—Condensation polymers of aldehydes or ketones with polyalcohols; Addition polymers of heterocyclic oxygen compounds containing in the ring at least once the grouping —O—C—O—
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Polyethers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/181,236 US5071952A (en) | 1988-04-13 | 1988-04-13 | (iodo-urea and iodo-isocyano) dioxepane trioxane copolymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8901748A true BR8901748A (pt) | 1989-11-28 |
Family
ID=22663439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR898901748A BR8901748A (pt) | 1988-04-13 | 1989-04-12 | Processo para producao de copolimero de acetal com grupos principais de ureia e iodo e processo para producao de copolimero de acetal com grupos principais de oxazol |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5071952A (pt) |
| EP (1) | EP0340926A3 (pt) |
| JP (1) | JP2722648B2 (pt) |
| KR (1) | KR890016038A (pt) |
| CN (1) | CN1037900A (pt) |
| BR (1) | BR8901748A (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5206308A (en) * | 1989-05-12 | 1993-04-27 | Hoechst Celanese Corporation | Grafting of amine functional polymers onto functionalized oxymethylene polymers and the resulting graft polymers thereof |
| KR100207294B1 (ko) * | 1991-05-23 | 1999-07-15 | 미리암 디. 메코너헤이 | 폴리아세탈 수지 조성물 |
| CN112851744B (zh) * | 2021-01-22 | 2022-10-14 | 南京师范大学 | 一种28-高芸苔素内酯的合成方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA720516A (en) * | 1965-10-26 | Farbwerke Hoechst Aktiengesellschaft Vormals Meister Lucius And Bruning | Trioxane-1,3-dioxepane copolymers | |
| US3337587A (en) * | 1960-03-21 | 1967-08-22 | Union Carbide Corp | 2-hydrocarbon-5, 6-epoxy-1, 3-dioxepanes |
| NL271273A (pt) * | 1960-11-15 | |||
| BE631682A (pt) * | 1962-04-28 | |||
| GB1062920A (en) * | 1963-12-28 | 1967-03-22 | Asahi Chemical Ind | A process for preparing polyoxymethylene copolymers |
| US3385832A (en) * | 1964-09-28 | 1968-05-28 | Ici Ltd | Oxymethylene polymers having olefinic double bonds in the polymer chain |
| DE2062958A1 (de) * | 1970-01-23 | 1971-07-29 | Perstorp Ab | Verfahren zur Herstellung von stabilen Trioxan Copolymeren |
| BE787798A (fr) * | 1971-08-19 | 1973-02-21 | Hoechst Ag | Procede de preparation d'homopolymeres et de copolymeres d'acetals cycliques |
| US4389526A (en) * | 1981-08-03 | 1983-06-21 | The Regents Of The University Of California | Intermediates and synthesis of 2-amino-2-deoxytetritols |
| US4751272A (en) * | 1986-05-01 | 1988-06-14 | Toray Industries, Inc. | Process for producing oxymethylene copolymer and resinous composition |
-
1988
- 1988-04-13 US US07/181,236 patent/US5071952A/en not_active Expired - Fee Related
-
1989
- 1989-04-12 EP EP89303608A patent/EP0340926A3/en not_active Withdrawn
- 1989-04-12 CN CN89102214A patent/CN1037900A/zh active Granted
- 1989-04-12 KR KR1019890004832A patent/KR890016038A/ko not_active Application Discontinuation
- 1989-04-12 BR BR898901748A patent/BR8901748A/pt not_active Application Discontinuation
- 1989-04-12 JP JP1092776A patent/JP2722648B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0272172A (ja) | 1990-03-12 |
| JP2722648B2 (ja) | 1998-03-04 |
| US5071952A (en) | 1991-12-10 |
| KR890016038A (ko) | 1989-11-28 |
| EP0340926A2 (en) | 1989-11-08 |
| CN1037900A (zh) | 1989-12-13 |
| EP0340926A3 (en) | 1990-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA2 | Application deemed withdrawn (art. 19(5)) |