FR1491691A - Process for the preparation of elastic high molecular weight synthetic resins - Google Patents
Process for the preparation of elastic high molecular weight synthetic resinsInfo
- Publication number
- FR1491691A FR1491691A FR74821A FR74821A FR1491691A FR 1491691 A FR1491691 A FR 1491691A FR 74821 A FR74821 A FR 74821A FR 74821 A FR74821 A FR 74821A FR 1491691 A FR1491691 A FR 1491691A
- Authority
- FR
- France
- Prior art keywords
- preparation
- molecular weight
- high molecular
- synthetic resins
- weight synthetic
- Prior art date
- 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
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8045—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with water
-
- 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
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/798—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing urethdione groups
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR74821A FR1491691A (en) | 1965-08-31 | 1966-08-31 | Process for the preparation of elastic high molecular weight synthetic resins |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF0047046 | 1965-08-31 | ||
FR74821A FR1491691A (en) | 1965-08-31 | 1966-08-31 | Process for the preparation of elastic high molecular weight synthetic resins |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1491691A true FR1491691A (en) | 1967-08-11 |
Family
ID=25976948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR74821A Expired FR1491691A (en) | 1965-08-31 | 1966-08-31 | Process for the preparation of elastic high molecular weight synthetic resins |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1491691A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3998794A (en) * | 1972-04-29 | 1976-12-21 | Bayer Aktiengesellschaft | Polyurethane polyureas which contain uretdione groups |
-
1966
- 1966-08-31 FR FR74821A patent/FR1491691A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3998794A (en) * | 1972-04-29 | 1976-12-21 | Bayer Aktiengesellschaft | Polyurethane polyureas which contain uretdione groups |
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