NL250335A - - Google Patents
Info
- Publication number
- NL250335A NL250335A NL250335DA NL250335A NL 250335 A NL250335 A NL 250335A NL 250335D A NL250335D A NL 250335DA NL 250335 A NL250335 A NL 250335A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- C08G18/20—Heterocyclic amines; Salts thereof
- C08G18/2009—Heterocyclic amines; Salts thereof containing one heterocyclic ring
- C08G18/2027—Heterocyclic amines; Salts thereof containing one heterocyclic ring having two nitrogen atoms in the ring
-
- 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
- C08G18/20—Heterocyclic amines; Salts thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80488459A | 1959-04-08 | 1959-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL250335A true NL250335A (en) |
Family
ID=25190110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL250335D NL250335A (en) | 1959-04-08 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE589560A (en) |
| DE (1) | DE1168633B (en) |
| GB (1) | GB937069A (en) |
| NL (1) | NL250335A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1222666B (en) * | 1964-10-20 | 1966-08-11 | Basf Ag | Process for the production of polyurethane foams |
| US3661808A (en) * | 1970-07-31 | 1972-05-09 | Jefferson Chem Co Inc | Catalyst combination for polyurethanes |
| GB1548370A (en) * | 1975-06-24 | 1979-07-11 | Ici Ltd | Polyurea foams |
| DE2965564D1 (en) * | 1978-05-30 | 1983-07-07 | Ici Plc | Process for the manufacture of polyurea foams |
| US4376832A (en) * | 1981-12-07 | 1983-03-15 | Texaco Inc. | Catalyst-solvent system for polyester-based polyurethane foams comprising N-butylmorpholine and N,N'-dimethylpiperazine and the solvent |
| DE3938203A1 (en) * | 1989-11-17 | 1991-05-23 | Basf Ag | Catalyst soln. of polyurethane prodn. - comprises ferric cpd., aromatic carbonyl or alcohol, and opt. imidazole or benzimidazole cpd. in poly:ol |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE962113C (en) * | 1953-08-19 | 1957-04-18 | Bayer Ag | Process for the production of foams based on polyesters containing urethane groups |
| DE960855C (en) * | 1954-08-20 | 1957-03-28 | Bayer Ag | Process for the production of foams containing urethane groups |
| NL104983C (en) * | 1955-03-04 |
-
0
- NL NL250335D patent/NL250335A/xx unknown
- BE BE589560D patent/BE589560A/xx unknown
-
1960
- 1960-03-30 DE DEH39033A patent/DE1168633B/en active Pending
- 1960-04-04 GB GB1179660A patent/GB937069A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE589560A (en) | |
| GB937069A (en) | 1963-09-18 |
| DE1168633B (en) | 1964-04-23 |