HUT45084A - Process for producing shockproof polyamide block copolymer
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Process for producing shockproof polyamide block copolymer
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Publication number
HUT45084A
HUT45084AHU475886AHU475886AHUT45084AHU T45084 AHUT45084 AHU T45084AHU 475886 AHU475886 AHU 475886AHU 475886 AHU475886 AHU 475886AHU T45084 AHUT45084 AHU T45084A
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Application filed by Antal SchnittafiledCriticalAntal Schnitta
Priority to HU475886ApriorityCriticalpatent/HU201341B/en
Publication of HUT45084ApublicationCriticalpatent/HUT45084A/en
Publication of HU201341BpublicationCriticalpatent/HU201341B/en
In the prepn. of impact-resistant block copolymer polyamides, lactacus with 7-13 members are subjected, at 135-145 deg.C, to ionic polymerisation using an alkaline catalyst and in the presence of 0.5-10 wt.% based on lactanic wt) of a telogenic polymer of formula (1). R1 underfined gp.; R2 = dentical or dissimilar satd. or unsatd. ring-forming alkyl or aryl gps. Aryl gps. may be substd. by one or several halogen atoms. n 0 3 pref. 0.7, m = integer. 1-5; pref 2.
HU475886A1986-11-181986-11-18Process for producing polyamide block copolymere of enhanced solidity
HU201341B
(en)