JPS5252997A - Preparation of urethane foam free from yellowing - Google Patents

Preparation of urethane foam free from yellowing

Info

Publication number
JPS5252997A
JPS5252997A JP50129090A JP12909075A JPS5252997A JP S5252997 A JPS5252997 A JP S5252997A JP 50129090 A JP50129090 A JP 50129090A JP 12909075 A JP12909075 A JP 12909075A JP S5252997 A JPS5252997 A JP S5252997A
Authority
JP
Japan
Prior art keywords
yellowing
preparation
urethane foam
foam free
free
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.)
Pending
Application number
JP50129090A
Other languages
Japanese (ja)
Inventor
Koretoshi Katsuki
Kinya Shinagawa
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.)
Toyo Quality One Corp
Original Assignee
Toyo Rubber Chemical Industrial 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 Toyo Rubber Chemical Industrial Co Ltd filed Critical Toyo Rubber Chemical Industrial Co Ltd
Priority to JP50129090A priority Critical patent/JPS5252997A/en
Publication of JPS5252997A publication Critical patent/JPS5252997A/en
Pending legal-status Critical Current

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Landscapes

  • Polyurethanes Or Polyureas (AREA)

Abstract

PURPOSE: To prepare a polyurethane foam freee from yellowing for a long time, by the use of a particular organo-isocyanate.
COPYRIGHT: (C)1977,JPO&Japio
JP50129090A 1975-10-27 1975-10-27 Preparation of urethane foam free from yellowing Pending JPS5252997A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50129090A JPS5252997A (en) 1975-10-27 1975-10-27 Preparation of urethane foam free from yellowing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50129090A JPS5252997A (en) 1975-10-27 1975-10-27 Preparation of urethane foam free from yellowing

Publications (1)

Publication Number Publication Date
JPS5252997A true JPS5252997A (en) 1977-04-28

Family

ID=15000818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50129090A Pending JPS5252997A (en) 1975-10-27 1975-10-27 Preparation of urethane foam free from yellowing

Country Status (1)

Country Link
JP (1) JPS5252997A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57129411A (en) * 1981-02-05 1982-08-11 Stanley Electric Co Ltd External electrode coupling method for two layer type liquid crystal cell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57129411A (en) * 1981-02-05 1982-08-11 Stanley Electric Co Ltd External electrode coupling method for two layer type liquid crystal cell

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