JPS51139899A - A process for preparing polyurethane foam - Google Patents

A process for preparing polyurethane foam

Info

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
Application number
JP50064871A
Other languages
Japanese (ja)
Other versions
JPS534040B2 (en
Inventor
Tomio Sugiura
Kosaburo Nagata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Chemical Industries Ltd
Original Assignee
Sanyo Chemical Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Chemical Industries Ltd filed Critical Sanyo Chemical Industries Ltd
Priority to JP50064871A priority Critical patent/JPS51139899A/en
Publication of JPS51139899A publication Critical patent/JPS51139899A/en
Publication of JPS534040B2 publication Critical patent/JPS534040B2/ja
Granted legal-status Critical Current

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
JP50064871A 1975-05-29 1975-05-29 A process for preparing polyurethane foam Granted JPS51139899A (en)

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)

* Cited by examiner, † Cited by third party
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 Method for manufacturing rigid polyurethane foam

Citations (2)

* Cited by examiner, † Cited by third party
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
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 (7)

* Cited by examiner, † Cited by third party
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 Method for manufacturing rigid polyurethane foam

Also Published As

Publication number Publication date
JPS534040B2 (en) 1978-02-13

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