IT1047259B - Procedimento per la preparazione di schiume poliuretaniche - Google Patents
Procedimento per la preparazione di schiume poliuretanicheInfo
- Publication number
- IT1047259B IT1047259B IT69425/75A IT6942575A IT1047259B IT 1047259 B IT1047259 B IT 1047259B IT 69425/75 A IT69425/75 A IT 69425/75A IT 6942575 A IT6942575 A IT 6942575A IT 1047259 B IT1047259 B IT 1047259B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- preparation
- polyurethane foams
- foams
- polyurethane
- 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
-
- 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
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene end 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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/485—Polyethers containing oxyethylene units and other oxyalkylene units containing mixed oxyethylene-oxypropylene or oxyethylene-higher oxyalkylene end 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
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7412427A SE405366B (sv) | 1974-10-02 | 1974-10-02 | Forfarande for framstellning av polyuretanskum med extremt las hardhetsgrad och hog hydrofilitet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1047259B true IT1047259B (it) | 1980-09-10 |
Family
ID=20322307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT69425/75A IT1047259B (it) | 1974-10-02 | 1975-10-01 | Procedimento per la preparazione di schiume poliuretaniche |
Country Status (14)
| Country | Link |
|---|---|
| AT (1) | AT347694B (en:Method) |
| BE (1) | BE833932A (en:Method) |
| CA (1) | CA1051600A (en:Method) |
| DE (1) | DE2543541A1 (en:Method) |
| DK (1) | DK443475A (en:Method) |
| ES (1) | ES441658A1 (en:Method) |
| FI (1) | FI752733A7 (en:Method) |
| FR (1) | FR2286842A1 (en:Method) |
| GB (1) | GB1510383A (en:Method) |
| IT (1) | IT1047259B (en:Method) |
| NL (1) | NL7511617A (en:Method) |
| NO (1) | NO143160C (en:Method) |
| SE (1) | SE405366B (en:Method) |
| SU (1) | SU931110A3 (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4129666C2 (de) * | 1991-09-06 | 1996-12-12 | Stankiewicz Gmbh | Verfahren zur Herstellung eines viscoelastischen Dämpfungsschaums mit adhäsiver Oberfläche |
| ES2290474T3 (es) * | 2002-08-02 | 2008-02-16 | Huntsman International Llc | Prepolimero, composicion de poliol y procedimiento para fabricar una espuma flexible. |
-
1974
- 1974-10-02 SE SE7412427A patent/SE405366B/xx unknown
-
1975
- 1975-09-29 BE BE160465A patent/BE833932A/xx unknown
- 1975-09-30 DE DE19752543541 patent/DE2543541A1/de not_active Withdrawn
- 1975-09-30 ES ES441658A patent/ES441658A1/es not_active Expired
- 1975-09-30 FI FI752733A patent/FI752733A7/fi not_active Application Discontinuation
- 1975-10-01 GB GB40155/75A patent/GB1510383A/en not_active Expired
- 1975-10-01 AT AT750175A patent/AT347694B/de not_active IP Right Cessation
- 1975-10-01 IT IT69425/75A patent/IT1047259B/it active
- 1975-10-01 DK DK443475A patent/DK443475A/da not_active Application Discontinuation
- 1975-10-01 NO NO753325A patent/NO143160C/no unknown
- 1975-10-02 NL NL7511617A patent/NL7511617A/xx not_active Application Discontinuation
- 1975-10-02 CA CA236,862A patent/CA1051600A/en not_active Expired
- 1975-10-02 SU SU752177452A patent/SU931110A3/ru active
- 1975-10-02 FR FR7530192A patent/FR2286842A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES441658A1 (es) | 1977-04-01 |
| BE833932A (fr) | 1976-01-16 |
| SE7412427L (sv) | 1976-04-05 |
| AT347694B (de) | 1979-01-10 |
| NO143160B (no) | 1980-09-15 |
| NL7511617A (nl) | 1976-04-06 |
| ATA750175A (de) | 1978-05-15 |
| DK443475A (da) | 1976-04-03 |
| NO753325L (en:Method) | 1976-04-05 |
| SE405366B (sv) | 1978-12-04 |
| SU931110A3 (ru) | 1982-05-23 |
| CA1051600A (en) | 1979-03-27 |
| FR2286842A1 (fr) | 1976-04-30 |
| GB1510383A (en) | 1978-05-10 |
| NO143160C (no) | 1980-12-29 |
| DE2543541A1 (de) | 1976-04-08 |
| FI752733A7 (en:Method) | 1976-04-03 |
| FR2286842B1 (en:Method) | 1978-04-07 |
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