NL7510835A - Werkwijze voor de bereiding van bijzonder elasti- sche polyurethanschuimstoffen (koud-schuimstoffen). - Google Patents
Werkwijze voor de bereiding van bijzonder elasti- sche polyurethanschuimstoffen (koud-schuimstoffen).Info
- Publication number
- NL7510835A NL7510835A NL7510835A NL7510835A NL7510835A NL 7510835 A NL7510835 A NL 7510835A NL 7510835 A NL7510835 A NL 7510835A NL 7510835 A NL7510835 A NL 7510835A NL 7510835 A NL7510835 A NL 7510835A
- Authority
- NL
- Netherlands
- Prior art keywords
- foams
- preparation
- cold
- elastic polyurethane
- particular elastic
- 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
- C08G18/70—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
- C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
- C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
-
- 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
-
- 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
- C08G18/7806—Nitrogen containing -N-C=0 groups
- C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative 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
- C08G18/70—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
-
- 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 |
|---|---|---|---|
| DE19742444331 DE2444331A1 (de) | 1974-09-17 | 1974-09-17 | Verfahren zur herstellung von superelastischen polyurethanschaumstoffen (kaltschaumstoffen) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7510835A true NL7510835A (nl) | 1976-03-19 |
Family
ID=5925954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7510835A NL7510835A (nl) | 1974-09-17 | 1975-09-15 | Werkwijze voor de bereiding van bijzonder elasti- sche polyurethanschuimstoffen (koud-schuimstoffen). |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5155398A (xx) |
| AT (1) | AT344404B (xx) |
| AU (1) | AU8468775A (xx) |
| BE (1) | BE833413A (xx) |
| BR (1) | BR7505962A (xx) |
| CH (1) | CH602812A5 (xx) |
| DD (1) | DD122988A5 (xx) |
| DE (1) | DE2444331A1 (xx) |
| DK (1) | DK413775A (xx) |
| ES (1) | ES440992A1 (xx) |
| FR (1) | FR2285409A1 (xx) |
| GB (1) | GB1487026A (xx) |
| IT (1) | IT1047064B (xx) |
| NL (1) | NL7510835A (xx) |
| SE (1) | SE7510334L (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2906879A1 (de) * | 1979-02-22 | 1980-09-04 | Bayer Ag | Verfahren zur herstellung von hochelastischen urethangruppen aufweisenden schaumstoffen |
| JPS57133113A (en) * | 1980-12-29 | 1982-08-17 | Grace W R & Co | Size-stable polyurethane sponge and sponge forming prepolymer |
| CN113652076B (zh) * | 2021-05-26 | 2022-12-27 | 苏州鱼得水电气科技有限公司 | 一种具有缓冲功能的防尘隔音板及其制备方法 |
-
1974
- 1974-09-17 DE DE19742444331 patent/DE2444331A1/de not_active Withdrawn
-
1975
- 1975-09-10 AU AU84687/75A patent/AU8468775A/en not_active Expired
- 1975-09-15 CH CH1190175A patent/CH602812A5/xx not_active IP Right Cessation
- 1975-09-15 DD DD188345A patent/DD122988A5/xx unknown
- 1975-09-15 NL NL7510835A patent/NL7510835A/xx not_active Application Discontinuation
- 1975-09-15 AT AT704775A patent/AT344404B/de not_active IP Right Cessation
- 1975-09-15 IT IT51329/75A patent/IT1047064B/it active
- 1975-09-15 GB GB37744/75A patent/GB1487026A/en not_active Expired
- 1975-09-15 BE BE160038A patent/BE833413A/xx unknown
- 1975-09-16 BR BR7505962*A patent/BR7505962A/pt unknown
- 1975-09-16 DK DK413775A patent/DK413775A/da unknown
- 1975-09-16 ES ES440992A patent/ES440992A1/es not_active Expired
- 1975-09-16 SE SE7510334A patent/SE7510334L/xx unknown
- 1975-09-17 JP JP50111802A patent/JPS5155398A/ja active Pending
- 1975-09-17 FR FR7528504A patent/FR2285409A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AT344404B (de) | 1978-07-25 |
| IT1047064B (it) | 1980-09-10 |
| ATA704775A (de) | 1977-11-15 |
| DE2444331A1 (de) | 1976-03-25 |
| BE833413A (fr) | 1976-03-15 |
| GB1487026A (en) | 1977-09-28 |
| CH602812A5 (xx) | 1978-08-15 |
| SE7510334L (sv) | 1976-03-18 |
| BR7505962A (pt) | 1976-08-03 |
| ES440992A1 (es) | 1977-03-01 |
| DD122988A5 (de) | 1976-11-12 |
| FR2285409B1 (xx) | 1979-06-01 |
| FR2285409A1 (fr) | 1976-04-16 |
| JPS5155398A (en) | 1976-05-15 |
| DK413775A (da) | 1976-03-18 |
| AU8468775A (en) | 1977-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |