JPS5254797A - High-density polyurethane foams having flmae resistant, soundproof and damping properties - Google Patents

High-density polyurethane foams having flmae resistant, soundproof and damping properties

Info

Publication number
JPS5254797A
JPS5254797A JP50129853A JP12985375A JPS5254797A JP S5254797 A JPS5254797 A JP S5254797A JP 50129853 A JP50129853 A JP 50129853A JP 12985375 A JP12985375 A JP 12985375A JP S5254797 A JPS5254797 A JP S5254797A
Authority
JP
Japan
Prior art keywords
polyurethane foams
damping properties
flmae
soundproof
resistant
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
JP50129853A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5324479B2 (ref
Inventor
Tatsuya Motomiya
Toshio Suzuki
Yoshihiko Ogawa
Fujio Oishi
Michitoki Tamura
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.)
JAPANESE NATIONAL RAILWAYS<JNR>
NIPPON TETSUDO KENSETSU KODAN
Nisshinbo Holdings Inc
Japan National Railways
Nippon Kokuyu Tetsudo
Original Assignee
JAPANESE NATIONAL RAILWAYS<JNR>
NIPPON TETSUDO KENSETSU KODAN
Japan National Railways
Nippon Kokuyu Tetsudo
Nisshinbo Industries Inc
Nisshin Boseki KK
Nisshin Spinning Co 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 JAPANESE NATIONAL RAILWAYS<JNR>, NIPPON TETSUDO KENSETSU KODAN, Japan National Railways, Nippon Kokuyu Tetsudo, Nisshinbo Industries Inc, Nisshin Boseki KK, Nisshin Spinning Co Ltd filed Critical JAPANESE NATIONAL RAILWAYS<JNR>
Priority to JP50129853A priority Critical patent/JPS5254797A/ja
Publication of JPS5254797A publication Critical patent/JPS5254797A/ja
Publication of JPS5324479B2 publication Critical patent/JPS5324479B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)
JP50129853A 1975-10-30 1975-10-30 High-density polyurethane foams having flmae resistant, soundproof and damping properties Granted JPS5254797A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50129853A JPS5254797A (en) 1975-10-30 1975-10-30 High-density polyurethane foams having flmae resistant, soundproof and damping properties

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50129853A JPS5254797A (en) 1975-10-30 1975-10-30 High-density polyurethane foams having flmae resistant, soundproof and damping properties

Publications (2)

Publication Number Publication Date
JPS5254797A true JPS5254797A (en) 1977-05-04
JPS5324479B2 JPS5324479B2 (ref) 1978-07-20

Family

ID=15019863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50129853A Granted JPS5254797A (en) 1975-10-30 1975-10-30 High-density polyurethane foams having flmae resistant, soundproof and damping properties

Country Status (1)

Country Link
JP (1) JPS5254797A (ref)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62253611A (ja) * 1986-04-28 1987-11-05 Sekisui Plastics Co Ltd 無機物含有発泡体
EP1076074A1 (en) * 1999-08-12 2001-02-14 Kay Metzeler Limited Flexible polyurethane foam containing copper

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128408A (en) * 1981-01-31 1982-08-10 Matsushita Electric Works Ltd Spiral cord
JPS58169610U (ja) * 1982-05-08 1983-11-12 株式会社ヨコオ 導電伸縮支柱

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62253611A (ja) * 1986-04-28 1987-11-05 Sekisui Plastics Co Ltd 無機物含有発泡体
EP1076074A1 (en) * 1999-08-12 2001-02-14 Kay Metzeler Limited Flexible polyurethane foam containing copper

Also Published As

Publication number Publication date
JPS5324479B2 (ref) 1978-07-20

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