RO93252B1 - Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid - Google Patents

Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid

Info

Publication number
RO93252B1
RO93252B1 RO120134A RO12013485A RO93252B1 RO 93252 B1 RO93252 B1 RO 93252B1 RO 120134 A RO120134 A RO 120134A RO 12013485 A RO12013485 A RO 12013485A RO 93252 B1 RO93252 B1 RO 93252B1
Authority
RO
Romania
Prior art keywords
propyleneoxide
copolymers
preparing
polypropylene
ethyleneoxide block
Prior art date
Application number
RO120134A
Other languages
English (en)
Other versions
RO93252A2 (ro
Inventor
Mihail Ionescu
Viorica Tatiana Dumitriu
Ioana Mihalache
Felicia Stoenescu
Original Assignee
Institutul De Cercetari Chimice
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 Institutul De Cercetari Chimice filed Critical Institutul De Cercetari Chimice
Priority to RO120134A priority Critical patent/RO93252B1/ro
Publication of RO93252A2 publication Critical patent/RO93252A2/ro
Publication of RO93252B1 publication Critical patent/RO93252B1/ro

Links

Landscapes

  • Epoxy Compounds (AREA)

Abstract

Prezenta inventie se refera la un procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid, de înalta reactivitate, cu un continut ridicat de etilenoxid (20...70%) clari, limpezi, manipulabili si prelucrabili la temperatura camerei, utilizabili în procesul de obtinere a spumelor poliuretanice si a elastomerilor microcelulari prin poliaditia la un polieter brut, homopolimer al propilenoxidului, a unui amestec de etilenoxid-propilenoxid, de maximum 10%.
RO120134A 1985-09-19 1985-09-19 Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid RO93252B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO120134A RO93252B1 (ro) 1985-09-19 1985-09-19 Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO120134A RO93252B1 (ro) 1985-09-19 1985-09-19 Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid

Publications (2)

Publication Number Publication Date
RO93252A2 RO93252A2 (ro) 1987-12-31
RO93252B1 true RO93252B1 (ro) 1988-01-01

Family

ID=20117937

Family Applications (1)

Application Number Title Priority Date Filing Date
RO120134A RO93252B1 (ro) 1985-09-19 1985-09-19 Procedeu de obtinere a polieterilor polioli bloccopolimeri propilenoxid-etilenoxid

Country Status (1)

Country Link
RO (1) RO93252B1 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4318120C5 (de) * 1993-06-01 2005-05-12 Basf Ag Verfahren zur Herstellung von offenzelligen Polyurethan-Weichschaumstoffen

Also Published As

Publication number Publication date
RO93252A2 (ro) 1987-12-31

Similar Documents

Publication Publication Date Title
GB1147106A (en) Polyol compositions and polyurethane produced therefrom
DK0403313T3 (da) Fleksible polyurethanskum fremstillet under anvendelse af polyetherpolyoler med lav umættethed samt en fremgangsmåde til fremstilling heraf
ATE18913T1 (de) Verfahren zur herstellung einer besonderen kombination von polyole und verlaengerer aufweisenden polyurethanen.
DE68908811D1 (de) Alkoxylierte Mannichkondensate enthaltende Polyole und Verfahren zu ihrer Herstellung.
NZ226301A (en) Preparation of polyurethane-backed textiles using polyols containing internal oxyethylene block or a terminal oxyethylene cap; polyol compositions
BG103421A (en) Method for the preparation of hard and soft foam polyurethane
ES8504854A1 (es) Procedimiento para la preparacion de una masa de moldeo de polipropileno
NZ234036A (en) Process for preparing polyurethane/polyurea elastomers using poly(propylene oxide)s with low levels of monofunctional impurities
DE3063252D1 (en) Dispersions of high-melting polyesters in polyols, process for their preparation and their use in the production of polyurethanes
JPS5638323A (en) Preparation of polyoxyalkylene polyol
IN163233B (ro)
UA19151A (uk) Спосіб одержаhhя оптичhо активhого (+)-4-деметоксидауhоміциhоhу
AU8085487A (en) Compatibilized blends of alpha, omega-alkylene glycols and polyether polyols and process for preparing the same
KR890005167A (ko) 냉-경화 폴리우레탄 우레아 탄성중합체의 제조 방법
JPS5756513A (en) Elastic filament
GB1501319A (en) Polyurethane curing agents derived from 4,4'-methylene-bis(2-chloroaniline)
RO86608B1 (ro) Amestec de polieteri-polioli pentru spume poliuretanice flexibile
HUT44179A (en) Preventing foaming of liquide pharmaceutical compositions by utilizing ethylen-oxide-propylen-oxide blockpolymers and process for producing these pharmaceutical compositions
JPS6424847A (en) Crystalline ethylene/propylene block copolymer composition
RO84646B1 (ro) Procedeu de preparare a unor fosfiti organici micsti alchilici si alchilpolietoxilati
JPS5439465A (en) Preparation of polypropylene foam
SU794087A1 (ru) Инструментальна сталь
Whitman et al. Wet Set Additives for High Resilience Foam
Mignani et al. Polymers Containing Boron and Nitrogen, Their Use in the Preparation of Ceramic Products and Articles Containing Boron Nitride and Process for Their Preparation
RO95857B1 (ro) Compozitie de demulanti pentru spume integrale poliuretanice