RO94732B1 - Procedeu pentru obtinerea unor rasini poliesterice nesaturate - Google Patents

Procedeu pentru obtinerea unor rasini poliesterice nesaturate

Info

Publication number
RO94732B1
RO94732B1 RO122691A RO12269186A RO94732B1 RO 94732 B1 RO94732 B1 RO 94732B1 RO 122691 A RO122691 A RO 122691A RO 12269186 A RO12269186 A RO 12269186A RO 94732 B1 RO94732 B1 RO 94732B1
Authority
RO
Romania
Prior art keywords
polyester resins
saturated polyester
preparing non
unsaturated
polyesterification
Prior art date
Application number
RO122691A
Other languages
English (en)
Inventor
Constantin Teodor Domide
PAVEL BîRLEA
Macrea Marcel Minciu
Maria Luta
Aurelia Boerescu
Original Assignee
Centrul De Cercetari Protectii Anticorosive
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 Centrul De Cercetari Protectii Anticorosive filed Critical Centrul De Cercetari Protectii Anticorosive
Priority to RO122691A priority Critical patent/RO94732B1/ro
Publication of RO94732B1 publication Critical patent/RO94732B1/ro

Links

Landscapes

  • Polyesters Or Polycarbonates (AREA)

Abstract

Inventia se refera la un procedeu pentru obtinerea unor rasini poliesterice nesaturate prin poliesterificarea anhidridei tetrahidroftalice sau endometilentetrahidroftalice cu acizi dicarboxilici nesaturati si glicoli, într-o singura treapta, la temperaturi de 180...220 degree C. Se obtin rasini poliesterice nesaturate cu contractie redusa la reticulare, utilizabile în industria produselor de acoperire.
RO122691A 1986-03-22 1986-03-22 Procedeu pentru obtinerea unor rasini poliesterice nesaturate RO94732B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO122691A RO94732B1 (ro) 1986-03-22 1986-03-22 Procedeu pentru obtinerea unor rasini poliesterice nesaturate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO122691A RO94732B1 (ro) 1986-03-22 1986-03-22 Procedeu pentru obtinerea unor rasini poliesterice nesaturate

Publications (1)

Publication Number Publication Date
RO94732B1 true RO94732B1 (ro) 1988-07-31

Family

ID=40904322

Family Applications (1)

Application Number Title Priority Date Filing Date
RO122691A RO94732B1 (ro) 1986-03-22 1986-03-22 Procedeu pentru obtinerea unor rasini poliesterice nesaturate

Country Status (1)

Country Link
RO (1) RO94732B1 (ro)

Similar Documents

Publication Publication Date Title
DE69114637D1 (de) Verbesserte Verfahren zur Herstellung von Zyklopentadienyleisen(II)arenen.
DE3883594D1 (de) Verfahren zur Herstellung supraleitender Artikel auf der Basis von Kupferoxidkeramik.
ATE78045T1 (de) Verfahren zur herstellung von metallsalzen carboxylgruppenhaltiger polymerer.
ATE102969T1 (de) Verfahren zur herstellung von polycarbosilanen und neue polycarbosilane.
FR2601376B1 (fr) Procede de preparation de copolyamides a base d'hexamethylenediamine, d'acide adipique, eventuellement d'au moins un autre diacide carboxylique a chaine courte et acide dimere
DE69016540D1 (de) Verfahren mit hoher Energieleistung zur Herstellung von Harnstoff.
DE69020708D1 (de) Verfahren zur Herstellung von biMOS-Halbleiterbauelementen mit verbesserter Schnelligkeit und Zuverlässigkeit.
PT81985A (fr) Procede de preparation de copolyamides a base d'hexamethylenediamine d'acide adipique eventuellement d'au moins un autre diacide carboxylique a chaine courte et d'acide dinere
EP0213286A3 (en) Aromatic polyamides and process for their fabrication
ES2027029T3 (es) Un procedimiento de preparacion de polimeros con grupo imida.
RO94732B1 (ro) Procedeu pentru obtinerea unor rasini poliesterice nesaturate
DE69021180D1 (de) Verfahren zur Herstellung von Terpolymere von Maleinsäureanhydrid.
EP0334049A3 (en) Process for the preparation of halogen-substituted phthalic anhydrides
DE3574388D1 (en) Use of block copolyester amides as hot-melt adhesives for fabrics
JPS55116723A (en) Antiistressscracking polyarylate
FI853966L (fi) Foerfarande foer framstaellning av omaettade polyesterhartser med lineaer mogning med magnesia.
EP0221387A3 (de) In 2-Stellung substituierte Diperoxyglutarsäuren, ein Verfahren zur Herstellung und ihre Verwendung
JPS5282774A (en) Decomposition of polyesters
AU636329B2 (en) Process for testing for pathogenic listeria bacteria
RO98180B1 (ro) Rasina poliesterica nesaturata, pentru mase de presare la cald si procedeu de obtinere a acesteia
FR2639949B1 (fr) Procede de condensation d'au moins un epoxyde sur au moins un anhydride cyclique en presence d'un catalyseur a base de titane
DE69010165D1 (de) Verfahren zur Reinigung von 3,4,5,6-Tetrahydrophthalsäureanhydrid.
Demmler et al. Hardenable Polyester Compositions
JPS5360989A (en) Preparation of carboxyl group-terminated polyester
EP0290306A3 (en) Plastic materials derived from casein, and their preparation