FR2448399B1 - - Google Patents
Info
- Publication number
- FR2448399B1 FR2448399B1 FR7903013A FR7903013A FR2448399B1 FR 2448399 B1 FR2448399 B1 FR 2448399B1 FR 7903013 A FR7903013 A FR 7903013A FR 7903013 A FR7903013 A FR 7903013A FR 2448399 B1 FR2448399 B1 FR 2448399B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08L61/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
- B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
- B22C1/2233—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- B22C1/2246—Condensation polymers of aldehydes and ketones
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7901313A GB2039285B (en) | 1979-01-12 | 1979-01-12 | Binders for cold-curable moulding sand mixtures their preparation and use |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448399A1 FR2448399A1 (fr) | 1980-09-05 |
FR2448399B1 true FR2448399B1 (ja) | 1982-04-09 |
Family
ID=10502510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7903013A Granted FR2448399A1 (fr) | 1979-01-12 | 1979-02-06 | Liant pour sable de moulage solidifiable a l'air, procede de preparation dudit liant et sable de moulage solidifiable a l'air contenant ledit liant |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT385512B (ja) |
DE (1) | DE2903071C2 (ja) |
FR (1) | FR2448399A1 (ja) |
GB (1) | GB2039285B (ja) |
SE (1) | SE415451B (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2622963A (en) * | 1950-07-11 | 1952-12-23 | Whitehead Bruthers Company | Additive composition for sand molds and method of making same |
US3413251A (en) * | 1963-09-20 | 1968-11-26 | Huttenes Kommanditgesellschaft | Materials for the manufacture of foundry molds and cores |
FR2137174A3 (en) * | 1971-05-14 | 1972-12-29 | Doittau Produits Metal | Foundry sand prepn - to improve the stripping of castings |
NL7211534A (ja) * | 1972-08-24 | 1974-02-26 |
-
1979
- 1979-01-08 SE SE7900146A patent/SE415451B/sv not_active IP Right Cessation
- 1979-01-11 AT AT22179A patent/AT385512B/de not_active IP Right Cessation
- 1979-01-12 GB GB7901313A patent/GB2039285B/en not_active Expired
- 1979-01-26 DE DE19792903071 patent/DE2903071C2/de not_active Expired
- 1979-02-06 FR FR7903013A patent/FR2448399A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2039285A (en) | 1980-08-06 |
ATA22179A (de) | 1987-09-15 |
FR2448399A1 (fr) | 1980-09-05 |
AT385512B (de) | 1988-04-11 |
SE415451B (sv) | 1980-10-06 |
DE2903071A1 (de) | 1980-07-31 |
DE2903071C2 (de) | 1982-07-29 |
GB2039285B (en) | 1983-04-13 |
SE7900146L (sv) | 1980-07-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |