BE822798A - Procede de preparation de polyurethanes alveolaires souples a basse densite - Google Patents
Procede de preparation de polyurethanes alveolaires souples a basse densiteInfo
- Publication number
- BE822798A BE822798A BE151028A BE151028A BE822798A BE 822798 A BE822798 A BE 822798A BE 151028 A BE151028 A BE 151028A BE 151028 A BE151028 A BE 151028A BE 822798 A BE822798 A BE 822798A
- Authority
- BE
- Belgium
- Prior art keywords
- polyurethanes
- low density
- preparing soft
- soft alveolar
- alveolar
- 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
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants
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 |
---|---|---|---|
US421088A US3887505A (en) | 1973-12-03 | 1973-12-03 | Preparation of low density flexible urethane foams with enhanced load-bearing properties |
Publications (1)
Publication Number | Publication Date |
---|---|
BE822798A true BE822798A (fr) | 1975-05-29 |
Family
ID=23669122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE151028A BE822798A (fr) | 1973-12-03 | 1974-11-29 | Procede de preparation de polyurethanes alveolaires souples a basse densite |
Country Status (7)
Country | Link |
---|---|
US (1) | US3887505A (xx) |
BE (1) | BE822798A (xx) |
CA (1) | CA1033896A (xx) |
DE (1) | DE2455289A1 (xx) |
FR (1) | FR2253038B3 (xx) |
GB (1) | GB1480949A (xx) |
IT (1) | IT1023461B (xx) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101471A (en) * | 1975-12-18 | 1978-07-18 | M & T Chemicals Inc. | High resiliency foam with improved load bearing ability by use of organotin mercaptides |
JPS583488B2 (ja) * | 1978-05-15 | 1983-01-21 | 株式会社ブリヂストン | 軟質ポリエ−テルポリウレタンフオ−ムの製造方法 |
US4302552A (en) * | 1980-07-01 | 1981-11-24 | Nisshin Spinning Co., Ltd. | Microcellular polyurethane vibration isolator |
DE3164149D1 (en) * | 1980-07-21 | 1984-07-19 | Mobay Chemical Corp | Process for the production of elastomeric moulded products |
DE3100977A1 (de) * | 1981-01-15 | 1982-08-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von gegebenenfalls geschaeumten polyurethanen |
DE3126517A1 (de) * | 1981-07-04 | 1983-01-20 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von gegebenenfalls zellhaltigen polyurethan-elastomeren |
US4607064A (en) * | 1983-05-16 | 1986-08-19 | The Dow Chemical Company | Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation |
US4487854A (en) * | 1983-12-27 | 1984-12-11 | Basf Wyandotte Corporation | Polyoxyalkylene polyether polyols and polyurethane foams prepared therefrom |
US4532262A (en) * | 1984-03-21 | 1985-07-30 | Gloskey Carl R | Process for the preparation of urethane foam |
US4661529A (en) * | 1984-08-09 | 1987-04-28 | The Dow Chemical Company | Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation |
US4600730A (en) * | 1984-12-19 | 1986-07-15 | Societe Chimique Des Charbonnages S.A. | Stable prepolymers of polyisocyanate with hydroxyl functions, a process for their manufacture and their application to the manufacture of polyurethanes |
GB2185987B (en) * | 1986-01-31 | 1989-10-25 | Japan National Railway | Resilient coat for tie of direct-connection type track |
US4950694A (en) * | 1989-06-29 | 1990-08-21 | Union Carbide Chemicals And Plastics Company Inc. | Preparation of polyurethane foams without using inert blowing agents |
KR20190006203A (ko) | 2011-07-25 | 2019-01-17 | 사우디 아람코 테크놀로지스 컴퍼니 | 폴리우레탄에 이용하기 위한 지방족 폴리카보네이트 |
CN108715630A (zh) * | 2012-11-07 | 2018-10-30 | 沙特阿美技术公司 | 高强度聚氨酯泡沫组合物及方法 |
JP2016519200A (ja) * | 2013-05-13 | 2016-06-30 | ノボマー, インコーポレイテッド | Co2含有フォーム及び関連方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3398106A (en) * | 1960-04-26 | 1968-08-20 | Union Carbide Corp | Tin-containing catalyst for isocyanate reactions |
US3332934A (en) * | 1965-05-21 | 1967-07-25 | Allied Chem | Trialkylolamine polyether polyols |
US3595814A (en) * | 1968-11-14 | 1971-07-27 | Jefferson Chem Co Inc | Urethanes containing monocarbamate chain extenders |
-
1973
- 1973-12-03 US US421088A patent/US3887505A/en not_active Expired - Lifetime
-
1974
- 1974-11-15 CA CA213,899A patent/CA1033896A/en not_active Expired
- 1974-11-22 DE DE19742455289 patent/DE2455289A1/de not_active Withdrawn
- 1974-11-29 IT IT54308/74A patent/IT1023461B/it active
- 1974-11-29 FR FR7439309A patent/FR2253038B3/fr not_active Expired
- 1974-11-29 BE BE151028A patent/BE822798A/xx unknown
- 1974-12-02 GB GB52014/74A patent/GB1480949A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3887505A (en) | 1975-06-03 |
CA1033896A (en) | 1978-06-27 |
IT1023461B (it) | 1978-05-10 |
GB1480949A (en) | 1977-07-27 |
FR2253038A1 (xx) | 1975-06-27 |
DE2455289A1 (de) | 1975-06-05 |
FR2253038B3 (xx) | 1977-08-26 |
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