DE2252610A1 - Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen - Google Patents
Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massenInfo
- Publication number
- DE2252610A1 DE2252610A1 DE19722252610 DE2252610A DE2252610A1 DE 2252610 A1 DE2252610 A1 DE 2252610A1 DE 19722252610 DE19722252610 DE 19722252610 DE 2252610 A DE2252610 A DE 2252610A DE 2252610 A1 DE2252610 A1 DE 2252610A1
- Authority
- DE
- Germany
- Prior art keywords
- aliphatic
- prepolymer
- diisocyanate
- polyol
- molecular weight
- 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.)
- Pending
Links
Classifications
-
- 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
- C08J3/12—Powdering or granulating
-
- 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
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0861—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers
- C08G18/0866—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being an aqueous medium
-
- 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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
- Paints Or Removers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19230371A | 1971-10-26 | 1971-10-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2252610A1 true DE2252610A1 (de) | 1973-05-10 |
Family
ID=22709117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19722252610 Pending DE2252610A1 (de) | 1971-10-26 | 1972-10-26 | Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4851949A (it) |
DE (1) | DE2252610A1 (it) |
FR (1) | FR2158300A1 (it) |
IT (1) | IT966227B (it) |
NL (1) | NL7214334A (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0397712A (ja) * | 1989-09-08 | 1991-04-23 | Dai Ichi Kogyo Seiyaku Co Ltd | 真球状高分子粉粒体の製造方法 |
JPH0776270B2 (ja) * | 1992-02-17 | 1995-08-16 | 第一工業製薬株式会社 | 高分子微粒子の製造方法 |
EP1125978A1 (en) * | 2000-02-18 | 2001-08-22 | Peter Somerville Roberts | A latex rubber product and a method for preparing same |
JP7326948B2 (ja) * | 2018-07-19 | 2023-08-16 | 東ソー株式会社 | ポリウレア樹脂製造用硬化剤組成物、及びそれを用いたポリウレア樹脂の製造方法 |
-
1972
- 1972-10-06 IT IT5322072A patent/IT966227B/it active
- 1972-10-23 NL NL7214334A patent/NL7214334A/xx unknown
- 1972-10-26 FR FR7238069A patent/FR2158300A1/fr active Granted
- 1972-10-26 DE DE19722252610 patent/DE2252610A1/de active Pending
- 1972-10-26 JP JP47107571A patent/JPS4851949A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7214334A (it) | 1973-05-01 |
IT966227B (it) | 1974-02-11 |
FR2158300A1 (en) | 1973-06-15 |
FR2158300B3 (it) | 1975-11-28 |
JPS4851949A (it) | 1973-07-21 |
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