CH437787A - Verfahren zur Herstellung eines Harnstoffharzes - Google Patents
Verfahren zur Herstellung eines HarnstoffharzesInfo
- Publication number
- CH437787A CH437787A CH200764A CH200764A CH437787A CH 437787 A CH437787 A CH 437787A CH 200764 A CH200764 A CH 200764A CH 200764 A CH200764 A CH 200764A CH 437787 A CH437787 A CH 437787A
- Authority
- CH
- Switzerland
- Prior art keywords
- solution
- water
- urea
- formaldehyde
- products
- Prior art date
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
- C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
- C08G75/02—Polythioethers
- C08G75/10—Polythioethers from sulfur or sulfur-containing compounds and aldehydes or ketones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/40—Chemically modified polycondensates
-
- 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
- C08G71/00—Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise, than from isocyanate radicals in the main chain of the macromolecule
- C08G71/02—Polyureas
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/02—Polyureas
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Laminated Bodies (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26006763A | 1963-02-20 | 1963-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH437787A true CH437787A (de) | 1967-06-15 |
Family
ID=22987647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH200764A CH437787A (de) | 1963-02-20 | 1964-02-19 | Verfahren zur Herstellung eines Harnstoffharzes |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE644067A (es) |
| CH (1) | CH437787A (es) |
| GB (1) | GB1027056A (es) |
| NL (1) | NL6401585A (es) |
-
1964
- 1964-02-18 GB GB667364A patent/GB1027056A/en not_active Expired
- 1964-02-19 CH CH200764A patent/CH437787A/de unknown
- 1964-02-19 BE BE644067D patent/BE644067A/xx unknown
- 1964-02-20 NL NL6401585A patent/NL6401585A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6401585A (es) | 1964-08-21 |
| GB1027056A (en) | 1966-04-20 |
| BE644067A (es) | 1964-08-19 |
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