BE860004A - Perfectionnement relatifs a la catalyse - Google Patents
Perfectionnement relatifs a la catalyseInfo
- Publication number
- BE860004A BE860004A BE181974A BE181974A BE860004A BE 860004 A BE860004 A BE 860004A BE 181974 A BE181974 A BE 181974A BE 181974 A BE181974 A BE 181974A BE 860004 A BE860004 A BE 860004A
- Authority
- BE
- Belgium
- Prior art keywords
- catalysis
- development related
- development
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
- B22C9/123—Gas-hardening
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
- C08G18/1891—Catalysts containing secondary or tertiary amines or salts thereof in vaporous state
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/54—Polycondensates of aldehydes
- C08G18/542—Polycondensates of aldehydes with phenols
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB43731/76A GB1592166A (en) | 1976-10-21 | 1976-10-21 | Production of a foundry core or mould |
Publications (1)
Publication Number | Publication Date |
---|---|
BE860004A true BE860004A (fr) | 1978-02-15 |
Family
ID=10430087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE181974A BE860004A (fr) | 1976-10-21 | 1977-10-21 | Perfectionnement relatifs a la catalyse |
Country Status (9)
Country | Link |
---|---|
BE (1) | BE860004A (fr) |
DE (1) | DE2747109A1 (fr) |
DK (1) | DK467277A (fr) |
ES (1) | ES463390A1 (fr) |
FR (1) | FR2368320A1 (fr) |
GB (1) | GB1592166A (fr) |
IT (1) | IT1086911B (fr) |
NL (1) | NL7711406A (fr) |
SE (1) | SE7711732L (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2041187C (fr) * | 1991-04-25 | 1997-04-22 | John Stephen Griffin | Production de moules et noyaux de fonderie au sable |
DE102020003820A1 (de) | 2020-06-25 | 2021-12-30 | Daimler Ag | Verfahren zum Rückgewinnen von Amin |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB864511A (en) * | 1958-08-30 | 1961-04-06 | Fritz Hansberg | Improvements in and relating to the hardening of foundry cores or moulds |
GB1269202A (en) * | 1968-02-14 | 1972-04-06 | Fordath Ltd | Improvements in the production of cores for use in the production of metal castings |
FR2031636A5 (en) * | 1969-01-16 | 1970-11-20 | Plastimer | Composition for foundry sand binders and - preparation of cores and moulds by cold rapid |
-
1976
- 1976-10-21 GB GB43731/76A patent/GB1592166A/en not_active Expired
-
1977
- 1977-10-18 SE SE7711732A patent/SE7711732L/xx unknown
- 1977-10-18 IT IT28757/77A patent/IT1086911B/it active
- 1977-10-18 NL NL7711406A patent/NL7711406A/xx not_active Application Discontinuation
- 1977-10-18 FR FR7731309A patent/FR2368320A1/fr active Pending
- 1977-10-20 DK DK467277A patent/DK467277A/da not_active Application Discontinuation
- 1977-10-20 DE DE19772747109 patent/DE2747109A1/de not_active Withdrawn
- 1977-10-20 ES ES463390A patent/ES463390A1/es not_active Expired
- 1977-10-21 BE BE181974A patent/BE860004A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
FR2368320A1 (fr) | 1978-05-19 |
GB1592166A (en) | 1981-07-01 |
IT1086911B (it) | 1985-05-31 |
ES463390A1 (es) | 1978-07-16 |
SE7711732L (sv) | 1978-04-22 |
NL7711406A (nl) | 1978-04-25 |
DE2747109A1 (de) | 1978-04-27 |
DK467277A (da) | 1978-04-22 |
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