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JPS5241697A - Process for producing low-density rigid polyisocyanurate foams - Google Patents

Process for producing low-density rigid polyisocyanurate foams

Info

Publication number
JPS5241697A
JPS5241697A JP50118399A JP11839975A JPS5241697A JP S5241697 A JPS5241697 A JP S5241697A JP 50118399 A JP50118399 A JP 50118399A JP 11839975 A JP11839975 A JP 11839975A JP S5241697 A JPS5241697 A JP S5241697A
Authority
JP
Japan
Prior art keywords
polyisocyanurate foams
rigid polyisocyanurate
producing low
density rigid
density
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
JP50118399A
Other languages
Japanese (ja)
Other versions
JPS5344350B2 (en
Inventor
Masao Fukuda
Kosaburo Nagata
Yasushi Kumagai
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 JP50118399A priority Critical patent/JPS5241697A/en
Publication of JPS5241697A publication Critical patent/JPS5241697A/en
Publication of JPS5344350B2 publication Critical patent/JPS5344350B2/ja
Granted legal-status Critical Current

Links

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  • Polyurethanes Or Polyureas (AREA)

Abstract

PURPOSE: A process for producing rigid polyisocyanurate foams by reacting polyols and organic polyisocyanates in the presence of trimerization catalysts, and halogenated hydrocarbons and water as foaming agents.
COPYRIGHT: (C)1977,JPO&Japio
JP50118399A 1975-09-30 1975-09-30 Process for producing low-density rigid polyisocyanurate foams Granted JPS5241697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50118399A JPS5241697A (en) 1975-09-30 1975-09-30 Process for producing low-density rigid polyisocyanurate foams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50118399A JPS5241697A (en) 1975-09-30 1975-09-30 Process for producing low-density rigid polyisocyanurate foams

Publications (2)

Publication Number Publication Date
JPS5241697A true JPS5241697A (en) 1977-03-31
JPS5344350B2 JPS5344350B2 (en) 1978-11-28

Family

ID=14735690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50118399A Granted JPS5241697A (en) 1975-09-30 1975-09-30 Process for producing low-density rigid polyisocyanurate foams

Country Status (1)

Country Link
JP (1) JPS5241697A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275574U (en) * 1985-10-31 1987-05-14
JPS6392692U (en) * 1986-12-03 1988-06-15
JP2009149760A (en) * 2007-12-20 2009-07-09 Nippon Polyurethane Ind Co Ltd Production method for rigid polyurethane foam

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5084697A (en) * 1973-11-28 1975-07-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5084697A (en) * 1973-11-28 1975-07-08

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275574U (en) * 1985-10-31 1987-05-14
JPH0116222Y2 (en) * 1985-10-31 1989-05-12
JPS6392692U (en) * 1986-12-03 1988-06-15
JP2009149760A (en) * 2007-12-20 2009-07-09 Nippon Polyurethane Ind Co Ltd Production method for rigid polyurethane foam

Also Published As

Publication number Publication date
JPS5344350B2 (en) 1978-11-28

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