JPS51139899A - A process for preparing polyurethane foam - Google Patents
A process for preparing polyurethane foamInfo
- Publication number
- JPS51139899A JPS51139899A JP50064871A JP6487175A JPS51139899A JP S51139899 A JPS51139899 A JP S51139899A JP 50064871 A JP50064871 A JP 50064871A JP 6487175 A JP6487175 A JP 6487175A JP S51139899 A JPS51139899 A JP S51139899A
- Authority
- JP
- Japan
- Prior art keywords
- polyurethane foam
- preparing polyurethane
- preparing
- voids
- semi
- 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.)
- Granted
Links
Landscapes
- Polyurethanes Or Polyureas (AREA)
Abstract
PURPOSE: A process for preparing a semi-rigid polyurethane foam having improved fluidity and free from voids using a mixture of three types of polyols different in their molecular weights per OH group as a polyol component.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50064871A JPS51139899A (en) | 1975-05-29 | 1975-05-29 | A process for preparing polyurethane foam |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50064871A JPS51139899A (en) | 1975-05-29 | 1975-05-29 | A process for preparing polyurethane foam |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51139899A true JPS51139899A (en) | 1976-12-02 |
JPS534040B2 JPS534040B2 (en) | 1978-02-13 |
Family
ID=13270625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50064871A Granted JPS51139899A (en) | 1975-05-29 | 1975-05-29 | A process for preparing polyurethane foam |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51139899A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5399298A (en) * | 1977-02-10 | 1978-08-30 | Dai Ichi Kogyo Seiyaku Co Ltd | Preparation of highly elastic soft urethane foam |
JPS54116093A (en) * | 1978-03-02 | 1979-09-10 | Toyoda Gosei Co Ltd | Production of polyurethane foam |
JPS5573723A (en) * | 1978-11-28 | 1980-06-03 | Toyoda Gosei Co Ltd | Manufacture of polyurethane foam stable to light |
JPS61275349A (en) * | 1984-12-07 | 1986-12-05 | Takeda Chem Ind Ltd | Polyol composition and flame-retardant non-rigid urethane foam |
JPS62104746A (en) * | 1985-10-31 | 1987-05-15 | 三進興産株式会社 | Monolithic molding cushion material partially having energy absorber |
JPH02286707A (en) * | 1989-04-28 | 1990-11-26 | Achilles Corp | Production of high-elongation flexible polyurethane foam |
JPH06239956A (en) * | 1993-02-12 | 1994-08-30 | Sumitomo Bayer Urethane Kk | Production of rigid polyurethane foam |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50155592A (en) * | 1974-06-06 | 1975-12-15 | ||
JPS5234679A (en) * | 1975-09-11 | 1977-03-16 | Meidensha Electric Mfg Co Ltd | Overvoltage protective device |
-
1975
- 1975-05-29 JP JP50064871A patent/JPS51139899A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50155592A (en) * | 1974-06-06 | 1975-12-15 | ||
JPS5234679A (en) * | 1975-09-11 | 1977-03-16 | Meidensha Electric Mfg Co Ltd | Overvoltage protective device |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5399298A (en) * | 1977-02-10 | 1978-08-30 | Dai Ichi Kogyo Seiyaku Co Ltd | Preparation of highly elastic soft urethane foam |
JPS54116093A (en) * | 1978-03-02 | 1979-09-10 | Toyoda Gosei Co Ltd | Production of polyurethane foam |
JPS5573723A (en) * | 1978-11-28 | 1980-06-03 | Toyoda Gosei Co Ltd | Manufacture of polyurethane foam stable to light |
JPS61275349A (en) * | 1984-12-07 | 1986-12-05 | Takeda Chem Ind Ltd | Polyol composition and flame-retardant non-rigid urethane foam |
JPS62104746A (en) * | 1985-10-31 | 1987-05-15 | 三進興産株式会社 | Monolithic molding cushion material partially having energy absorber |
JPH0234778B2 (en) * | 1985-10-31 | 1990-08-06 | Sanshin Kosan Kk | |
JPH02286707A (en) * | 1989-04-28 | 1990-11-26 | Achilles Corp | Production of high-elongation flexible polyurethane foam |
JPH06239956A (en) * | 1993-02-12 | 1994-08-30 | Sumitomo Bayer Urethane Kk | Production of rigid polyurethane foam |
Also Published As
Publication number | Publication date |
---|---|
JPS534040B2 (en) | 1978-02-13 |
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