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Treatments For Attaching Organic Compounds To Fibrous Goods
(AREA)
Abstract
Inventia se refera la o emulsie pentru tratarea tesaturilor textile care contine 5...50% de preferinta 15...40% ceara poliuretanica oxidata cu indice de aciditate 5...60 mgKOH/g, de preferinta 20...50 mgKOH/g, indice de saponificare 20...160mgKOH/g, de preferinta 40...120 mgKOH/g, punct de picurare 80...100 degree C 5...60p. de preferinta 10...30p. emulgator la 100p. ceara si se obtine prin topirea a 5...80 parti ceara poliuretanica si 5...60 parti emulgator/100 parti ceara, dupa care se adauga o solutie de KOH în proportie de 40...200% din cantitatea stoichiometrica necesara neutralizarii grupelor carboxil libere, amestecul fiind sub agitare 5...10 min la 110...130 degree C iar apoi 100 parti apa distilata sau demineralizata preîncalzita la 95...98 degree C, apoi brusc pîna ce temperatura emulsiei formate scade sub 40..45 degree C.
RO118065A1985-03-201985-03-20Emulsie pentru tratarea tesaturilor si procedeu pentru obtinerea acesteia
RO91787B1
(ro)
XLII.—The salt-forming characteristics of doubly-and singly-linked elements of the oxygen group. Part II. Nitration of benzaldehyde and acetophenone in sulphuric acid solution