JPS5386799A - Production of polyamide foam - Google Patents

Production of polyamide foam

Info

Publication number
JPS5386799A
JPS5386799A JP122477A JP122477A JPS5386799A JP S5386799 A JPS5386799 A JP S5386799A JP 122477 A JP122477 A JP 122477A JP 122477 A JP122477 A JP 122477A JP S5386799 A JPS5386799 A JP S5386799A
Authority
JP
Japan
Prior art keywords
production
polyamide foam
lactam
polyamide
foam
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
JP122477A
Other languages
Japanese (ja)
Other versions
JPS5415594B2 (en
Inventor
Masao Ogasa
Miyoji Matsumoto
Masao Nishiyama
Yoshiteru Akimoto
Yoji Okushita
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.)
Ube Corp
Original Assignee
Ube 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP122477A priority Critical patent/JPS5386799A/en
Publication of JPS5386799A publication Critical patent/JPS5386799A/en
Publication of JPS5415594B2 publication Critical patent/JPS5415594B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polyamides (AREA)

Abstract

PURPOSE: Lactam is polymerized and foamed in the presence of a specific amount of a carboxylic acid, using an alkali catalyst and an isocyanate, thereby the time of polymerization start of lactam can be controlled arbitrarily.
COPYRIGHT: (C)1978,JPO&Japio
JP122477A 1977-01-11 1977-01-11 Production of polyamide foam Granted JPS5386799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP122477A JPS5386799A (en) 1977-01-11 1977-01-11 Production of polyamide foam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP122477A JPS5386799A (en) 1977-01-11 1977-01-11 Production of polyamide foam

Publications (2)

Publication Number Publication Date
JPS5386799A true JPS5386799A (en) 1978-07-31
JPS5415594B2 JPS5415594B2 (en) 1979-06-15

Family

ID=11495488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP122477A Granted JPS5386799A (en) 1977-01-11 1977-01-11 Production of polyamide foam

Country Status (1)

Country Link
JP (1) JPS5386799A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60229924A (en) * 1984-04-27 1985-11-15 Mitsuboshi Belting Ltd Production of impact-resistant polyamide

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60229924A (en) * 1984-04-27 1985-11-15 Mitsuboshi Belting Ltd Production of impact-resistant polyamide
JPH0412292B2 (en) * 1984-04-27 1992-03-04 Mitsuboshi Belting Ltd

Also Published As

Publication number Publication date
JPS5415594B2 (en) 1979-06-15

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