DD297422A5 - Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel - Google Patents
Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel Download PDFInfo
- Publication number
- DD297422A5 DD297422A5 DD90341526A DD34152690A DD297422A5 DD 297422 A5 DD297422 A5 DD 297422A5 DD 90341526 A DD90341526 A DD 90341526A DD 34152690 A DD34152690 A DD 34152690A DD 297422 A5 DD297422 A5 DD 297422A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- blowing agent
- weight
- foam
- trichloroethane
- volatile blowing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
- C08J9/145—Halogen containing compounds containing carbon, halogen and hydrogen only only chlorine as halogen atoms
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/06—Solids
- A61M2202/064—Powder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36493089A | 1989-06-12 | 1989-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD297422A5 true DD297422A5 (de) | 1992-01-09 |
Family
ID=23436737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD90341526A DD297422A5 (de) | 1989-06-12 | 1990-06-11 | Verfahren zur herstellung von flexiblem polymethanschaum unter verwendung von 1,1,1-trichlorethan als baehmittel |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0407023A3 (pt) |
| JP (1) | JPH0335034A (pt) |
| KR (1) | KR910000842A (pt) |
| CN (1) | CN1048048A (pt) |
| AU (1) | AU633101B2 (pt) |
| BR (1) | BR9002752A (pt) |
| CA (1) | CA2018727A1 (pt) |
| DD (1) | DD297422A5 (pt) |
| FI (1) | FI902902A0 (pt) |
| HU (1) | HUT55422A (pt) |
| NO (1) | NO902578L (pt) |
| PL (1) | PL285582A1 (pt) |
| PT (1) | PT94334A (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5001164A (en) * | 1988-08-19 | 1991-03-19 | The Dow Chemical Company | Polyurethane foam prepared with reduced levels of hard halocarbon blowing agents |
| US5120771A (en) * | 1989-09-13 | 1992-06-09 | Hickory Springs Manufacturing Co. | Process for the production of polyurethane foam |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1001465A (en) * | 1963-03-27 | 1965-08-18 | Ici Ltd | Improvements in or relating to the manufacture of foamed polyurethanes |
| GB1106581A (en) * | 1966-08-16 | 1968-03-20 | Kanegafuchi Chemical Ind | Improvements in and relating to expandable thermoplastic synthetic resin |
| IL87084A (en) * | 1987-07-16 | 1992-03-29 | Ostergaard Hans Horgen | Method,compound and blowing agent for making plastic foam |
| AU621551B2 (en) * | 1987-07-16 | 1992-03-19 | Hans Jorgen Ostergaard | A method, a compound, and a blowing agent for making plastic foam |
| US4742089A (en) * | 1987-08-12 | 1988-05-03 | Hitachi, Ltd. | Rigid polyurethane foam and process for producing the same |
| US4996242A (en) * | 1989-05-22 | 1991-02-26 | The Dow Chemical Company | Polyurethane foams manufactured with mixed gas/liquid blowing agents |
-
1990
- 1990-05-23 EP EP19900305625 patent/EP0407023A3/en not_active Withdrawn
- 1990-06-07 BR BR909002752A patent/BR9002752A/pt unknown
- 1990-06-08 AU AU56969/90A patent/AU633101B2/en not_active Expired - Fee Related
- 1990-06-11 HU HU903796A patent/HUT55422A/hu unknown
- 1990-06-11 FI FI902902A patent/FI902902A0/fi not_active Application Discontinuation
- 1990-06-11 DD DD90341526A patent/DD297422A5/de not_active IP Right Cessation
- 1990-06-11 JP JP2150074A patent/JPH0335034A/ja active Pending
- 1990-06-11 PL PL28558290A patent/PL285582A1/xx unknown
- 1990-06-11 KR KR1019900008507A patent/KR910000842A/ko not_active Application Discontinuation
- 1990-06-11 PT PT94334A patent/PT94334A/pt not_active Application Discontinuation
- 1990-06-11 NO NO90902578A patent/NO902578L/no unknown
- 1990-06-11 CA CA002018727A patent/CA2018727A1/en not_active Abandoned
- 1990-06-12 CN CN90104310A patent/CN1048048A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU633101B2 (en) | 1993-01-21 |
| NO902578L (no) | 1990-12-13 |
| AU5696990A (en) | 1990-12-13 |
| FI902902A0 (fi) | 1990-06-11 |
| CA2018727A1 (en) | 1990-12-12 |
| EP0407023A3 (en) | 1991-03-13 |
| NO902578D0 (no) | 1990-06-11 |
| KR910000842A (ko) | 1991-01-30 |
| EP0407023A2 (en) | 1991-01-09 |
| PT94334A (pt) | 1991-02-08 |
| HU903796D0 (en) | 1990-11-28 |
| PL285582A1 (en) | 1991-02-25 |
| BR9002752A (pt) | 1991-08-20 |
| JPH0335034A (ja) | 1991-02-15 |
| CN1048048A (zh) | 1990-12-26 |
| HUT55422A (en) | 1991-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |