JPS5269496A - Production of rigid polyurethane foams - Google Patents

Production of rigid polyurethane foams

Info

Publication number
JPS5269496A
JPS5269496A JP50145113A JP14511375A JPS5269496A JP S5269496 A JPS5269496 A JP S5269496A JP 50145113 A JP50145113 A JP 50145113A JP 14511375 A JP14511375 A JP 14511375A JP S5269496 A JPS5269496 A JP S5269496A
Authority
JP
Japan
Prior art keywords
production
polyurethane foams
rigid polyurethane
urethane foams
specific
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
JP50145113A
Other languages
Japanese (ja)
Other versions
JPS5344349B2 (en
Inventor
Reiji Naka
Toshikazu Narahara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50145113A priority Critical patent/JPS5269496A/en
Publication of JPS5269496A publication Critical patent/JPS5269496A/en
Publication of JPS5344349B2 publication Critical patent/JPS5344349B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)

Abstract

PURPOSE: To obtain urethane foams with a small flyability even under a high expansion ratio, and a good dimensional stability at low temperatures, by the use of a specific polyol component and a specific foam stabilizer in the production of rigid urethane foams by the one-shot process.
COPYRIGHT: (C)1977,JPO&Japio
JP50145113A 1975-12-08 1975-12-08 Production of rigid polyurethane foams Granted JPS5269496A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50145113A JPS5269496A (en) 1975-12-08 1975-12-08 Production of rigid polyurethane foams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50145113A JPS5269496A (en) 1975-12-08 1975-12-08 Production of rigid polyurethane foams

Publications (2)

Publication Number Publication Date
JPS5269496A true JPS5269496A (en) 1977-06-09
JPS5344349B2 JPS5344349B2 (en) 1978-11-28

Family

ID=15377678

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50145113A Granted JPS5269496A (en) 1975-12-08 1975-12-08 Production of rigid polyurethane foams

Country Status (1)

Country Link
JP (1) JPS5269496A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110511340A (en) * 2019-08-29 2019-11-29 万华节能科技集团股份有限公司 A kind of High-strength double-component polyurethane material and preparation method thereof that can be used under the conditions of seepage flow

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110511340A (en) * 2019-08-29 2019-11-29 万华节能科技集团股份有限公司 A kind of High-strength double-component polyurethane material and preparation method thereof that can be used under the conditions of seepage flow

Also Published As

Publication number Publication date
JPS5344349B2 (en) 1978-11-28

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