IT1058146B - Procedimento per produrre espansi poliuretanici flessibili - Google Patents
Procedimento per produrre espansi poliuretanici flessibiliInfo
- Publication number
- IT1058146B IT1058146B IT4906876A IT4906876A IT1058146B IT 1058146 B IT1058146 B IT 1058146B IT 4906876 A IT4906876 A IT 4906876A IT 4906876 A IT4906876 A IT 4906876A IT 1058146 B IT1058146 B IT 1058146B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- polyurethane foams
- flexible polyurethane
- producing flexible
- producing
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57033675A | 1975-04-21 | 1975-04-21 | |
US63467475A | 1975-11-24 | 1975-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1058146B true IT1058146B (it) | 1982-04-10 |
Family
ID=27075308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4906876A IT1058146B (it) | 1975-04-21 | 1976-04-16 | Procedimento per produrre espansi poliuretanici flessibili |
Country Status (7)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4743628A (en) * | 1986-08-06 | 1988-05-10 | Air Products And Chemicals, Inc. | Polyurethane foams incorporating alkoxylated aromatic diamine and acetylenic glycol |
EP0257441A3 (en) * | 1986-08-27 | 1988-09-14 | The Dow Chemical Company | Flexible polyurethane foams based on difunctional polyols and mdi and method for preparing the same |
JP3480028B2 (ja) * | 1993-04-21 | 2003-12-15 | 株式会社ブリヂストン | 高通気性軟質ポリウレタンフォームの製造方法 |
-
1976
- 1976-04-16 IT IT4906876A patent/IT1058146B/it active
- 1976-04-17 DE DE19762617057 patent/DE2617057A1/de not_active Withdrawn
- 1976-04-19 JP JP51043816A patent/JPS51129494A/ja active Pending
- 1976-04-20 AU AU13115/76A patent/AU509181B2/en not_active Expired
- 1976-04-20 GB GB1596676A patent/GB1547396A/en not_active Expired
- 1976-04-20 FR FR7611560A patent/FR2308647A1/fr active Granted
- 1976-04-20 NL NL7604150A patent/NL7604150A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS51129494A (en) | 1976-11-11 |
DE2617057A1 (de) | 1976-11-04 |
NL7604150A (nl) | 1976-10-25 |
GB1547396A (en) | 1979-06-20 |
FR2308647B1 (US20020095090A1-20020718-M00002.png) | 1979-09-21 |
AU1311576A (en) | 1977-10-27 |
FR2308647A1 (fr) | 1976-11-19 |
AU509181B2 (en) | 1980-04-24 |
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