JPS52894A - Process for preparing polyurethanes - Google Patents

Process for preparing polyurethanes

Info

Publication number
JPS52894A
JPS52894A JP50077696A JP7769675A JPS52894A JP S52894 A JPS52894 A JP S52894A JP 50077696 A JP50077696 A JP 50077696A JP 7769675 A JP7769675 A JP 7769675A JP S52894 A JPS52894 A JP S52894A
Authority
JP
Japan
Prior art keywords
preparing polyurethanes
polyurethane
preparing
properties
obviating
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
JP50077696A
Other languages
Japanese (ja)
Other versions
JPS5410031B2 (en
Inventor
Tadao Matsuo
Michiaki Izawa
Shunichi Komoto
Meikyo Katasaka
Koichi Ito
Noboru Kariya
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.)
NAADE KENKYUSHO KK
NAADO KENKIYUUSHIYO KK
Mitsuboshi Belting Ltd
Original Assignee
NAADE KENKYUSHO KK
NAADO KENKIYUUSHIYO KK
Mitsuboshi Belting 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 NAADE KENKYUSHO KK, NAADO KENKIYUUSHIYO KK, Mitsuboshi Belting Ltd filed Critical NAADE KENKYUSHO KK
Priority to JP50077696A priority Critical patent/JPS52894A/en
Publication of JPS52894A publication Critical patent/JPS52894A/en
Publication of JPS5410031B2 publication Critical patent/JPS5410031B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)

Abstract

PURPOSE: A process for preparing a polyurethane with improved flexibility, mechanical properties, etc. and reduced temperature dependence of the properties by the use of a specified chain extender, maintaining the proper curing speed at the time of polyurethane preparation, and then obviating the need for the use of a curing catalyst.
COPYRIGHT: (C)1977,JPO&Japio
JP50077696A 1975-06-23 1975-06-23 Process for preparing polyurethanes Granted JPS52894A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50077696A JPS52894A (en) 1975-06-23 1975-06-23 Process for preparing polyurethanes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50077696A JPS52894A (en) 1975-06-23 1975-06-23 Process for preparing polyurethanes

Publications (2)

Publication Number Publication Date
JPS52894A true JPS52894A (en) 1977-01-06
JPS5410031B2 JPS5410031B2 (en) 1979-05-01

Family

ID=13641045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50077696A Granted JPS52894A (en) 1975-06-23 1975-06-23 Process for preparing polyurethanes

Country Status (1)

Country Link
JP (1) JPS52894A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2021075294A1 (en) 2019-10-17 2021-04-22

Also Published As

Publication number Publication date
JPS5410031B2 (en) 1979-05-01

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