BE615920A - - Google Patents
Info
- Publication number
- BE615920A BE615920A BE615920DA BE615920A BE 615920 A BE615920 A BE 615920A BE 615920D A BE615920D A BE 615920DA BE 615920 A BE615920 A BE 615920A
- Authority
- BE
- Belgium
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
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
-
- 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
- C08J9/06—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 chemical blowing agent
- C08J9/08—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 chemical blowing agent developing carbon dioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF33706A DE1252891B (de) | 1961-04-19 | 1961-04-19 | Herstellung von Schaumstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE615920A true BE615920A (nl) |
Family
ID=7095209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE615920D BE615920A (nl) | 1961-04-19 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3222302A (nl) |
BE (1) | BE615920A (nl) |
DE (1) | DE1252891B (nl) |
GB (1) | GB975367A (nl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1243872B (de) * | 1964-08-28 | 1967-07-06 | Glanzstoff Ag | Herstellung von Schaumkunststoffen aus Polyestern und Polycarbonaten |
DE1283832B (de) * | 1965-01-27 | 1968-11-28 | Farbwerke Hoeschst Ag Vorm Mei | Verfahren zur Herstellung von Anhydriden der Sorbinsaeure |
CH534187A (de) * | 1969-12-30 | 1973-02-28 | Basf Ag | Verfahren zur Herstellung von Schaumstoffen aus thermoplastischen Kunststoffen |
US4070426A (en) * | 1974-08-09 | 1978-01-24 | Rohm And Haas Company | Acrylic modified foamed nylon product and process |
CA1055200A (en) * | 1974-08-29 | 1979-05-22 | Wolfgang Cohnen | Blowing agent mixture |
DE2524834C3 (de) * | 1975-06-04 | 1981-04-23 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyurethanschaumstoffen mit geschlossener Außenhaut |
DE2928357A1 (de) * | 1979-07-13 | 1981-01-15 | Metzeler Kautschuk | Zellige elastomerschaeume und verfahren zu ihrer herstellung |
US4940733A (en) * | 1989-11-28 | 1990-07-10 | Air Products And Chemicals, Inc. | Method for foaming high temperature polymers using poly(alkylene carbonates) as foaming agents |
DE59108544D1 (de) * | 1991-01-05 | 1997-03-27 | Bayer Ag | Verfahren zur Herstellung von Polycarbonatschaumformkörper |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE117267C (nl) * | ||||
US2386995A (en) * | 1942-02-28 | 1945-10-16 | Goodrich Co B F | Synthetic spongy material |
GB652770A (en) * | 1947-07-12 | 1951-05-02 | Us Rubber Co | Improvements in gas expanded products |
GB838824A (en) * | 1956-08-16 | 1960-06-22 | Bayer Ag | Foamed articles from high molecular weight thermoplastic polycarbonates |
US2963510A (en) * | 1957-01-08 | 1960-12-06 | Ici Ltd | Mixed anhydrides of hyponitrous and carboxylic acids |
DE1133727B (de) * | 1960-11-08 | 1962-07-26 | Bayer Ag | Verfahren zur Herstellung gemischter Carbonsaeure-kohlensaeure-monoester-anhydride |
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0
- BE BE615920D patent/BE615920A/xx unknown
-
1961
- 1961-04-19 DE DEF33706A patent/DE1252891B/de not_active Ceased
-
1962
- 1962-04-11 GB GB13997/62A patent/GB975367A/en not_active Expired
- 1962-04-17 US US188271A patent/US3222302A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3222302A (en) | 1965-12-07 |
DE1252891B (de) | 1967-10-26 |
GB975367A (en) | 1964-11-18 |