JPS5343798A - Preparation of polyurethane foam of low specific gravity - Google Patents

Preparation of polyurethane foam of low specific gravity

Info

Publication number
JPS5343798A
JPS5343798A JP11803776A JP11803776A JPS5343798A JP S5343798 A JPS5343798 A JP S5343798A JP 11803776 A JP11803776 A JP 11803776A JP 11803776 A JP11803776 A JP 11803776A JP S5343798 A JPS5343798 A JP S5343798A
Authority
JP
Japan
Prior art keywords
specific gravity
low specific
preparation
polyurethane foam
another
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
JP11803776A
Other languages
Japanese (ja)
Other versions
JPS5936926B2 (en
Inventor
Koretoshi Katsuki
Masao Hisanaga
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 JP51118037A priority Critical patent/JPS5936926B2/en
Publication of JPS5343798A publication Critical patent/JPS5343798A/en
Publication of JPS5936926B2 publication Critical patent/JPS5936926B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)

Abstract

PURPOSE: To prepare a polurethane foam of low specific gravity having excellent quality stabikity by the use of a prepolymer containing partially remaining OH groups in a polyol, and another prepolymer obtained from another polyol containing a specific proportion of ethylene oxide.
COPYRIGHT: (C)1978,JPO&Japio
JP51118037A 1976-10-01 1976-10-01 Method for producing low specific gravity polyurethane foam Expired JPS5936926B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51118037A JPS5936926B2 (en) 1976-10-01 1976-10-01 Method for producing low specific gravity polyurethane foam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51118037A JPS5936926B2 (en) 1976-10-01 1976-10-01 Method for producing low specific gravity polyurethane foam

Publications (2)

Publication Number Publication Date
JPS5343798A true JPS5343798A (en) 1978-04-20
JPS5936926B2 JPS5936926B2 (en) 1984-09-06

Family

ID=14726474

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51118037A Expired JPS5936926B2 (en) 1976-10-01 1976-10-01 Method for producing low specific gravity polyurethane foam

Country Status (1)

Country Link
JP (1) JPS5936926B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61237189A (en) * 1985-04-15 1986-10-22 三洋電機株式会社 Coin selector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61237189A (en) * 1985-04-15 1986-10-22 三洋電機株式会社 Coin selector

Also Published As

Publication number Publication date
JPS5936926B2 (en) 1984-09-06

Similar Documents

Publication Publication Date Title
DE3066568D1 (en) Prepolymers, polyisocyanate compositions prepared therefrom and their use in the preparation of polyurethane foams
JPS54148893A (en) Production of flexible polyether polyurethane foam
JPS5213599A (en) Preparation of aqueous polyurethane emulsion
JPS5343798A (en) Preparation of polyurethane foam of low specific gravity
JPS51145597A (en) Preparation of highly elastic polyurethane foam
JPS5374596A (en) Manufacture of rigid polyurethane foam
JPS5330696A (en) Preparation of improved highly elastic urethane forms
JPS51139899A (en) A process for preparing polyurethane foam
JPS53138500A (en) Production of urethane foam with good water-absorption and retention properties
JPS52111946A (en) Minute elastic ball and its production
JPS532596A (en) Preparation of novel flame-retardant polyurethane foam
JPS53128699A (en) Preparation of new flame retardant polyurethane foam
JPS52144034A (en) Flame retardant polyurethane coating compositions
JPS5339397A (en) Preparation of new flame retardant polyurethane foam
JPS535297A (en) Preparation of polyurethane foam
JPS5382708A (en) Stabilization of lower aliphatic chloro-fluore-hydrocarbons
JPS52148597A (en) Preparation of novel fire-retardant polyurethane foam
JPS5589333A (en) Polyol for raw material of polyurethanes and its production
JPS5329398A (en) Preparation of low density polyurethane foam
JPS57168918A (en) Production of polyether-polyol
JPS5653126A (en) Preparation of semirigid urethane foam
JPS5263997A (en) Preparation of elastic foams
JPS52105914A (en) Detergent composition
JPS5316783A (en) Panel having urethane foam as core material and its manufacturing
JPS5273997A (en) Preparation of soft urethane foams