IMPROVEMENTS IN THE TREATMENT OF TEXTILES MADE FROM POLYMERS OF BETA LACTONES

1,202,386. Polymer compositions. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. 26 Oct., 1967 [28 Oct., 1966], No. 48685/67. Headings C3P and C3R. [Also in Divisions C5 and D1] Compositions used in the treatment of fibres of a polymer of a linear polyester obtained by polymerization of an alpha,alpha-dialky]betalactone in which each of the alkyl groups contains at most 4 carbon atoms, comprise in Examples (V, VI and VII) aqueous compositions containing polyethylene oxides with a reduced viscosity in acrylonitrile of at least 1 at 30‹ C., alone or in admixture with ethoxylated starch or polyethylene glycol 6000, (VIII) an aqueous emulsion containing partially saponified polyvinyl acetate, boric acid, paraffinic mineral lubricating oil, glycerol dioleate, sodium naphtha sulphonate, 2,6-dimethyl-4-tert.-butylphenol and acetic acid, (XVII) polyvinyl alcohol, microcrystalline paraffin wax, glycerol monoacetate, condensation product of 1 mole of tridecyl alcohol and 9 moles of epoxyethane, oleic acid and aminomethylpropanol, (XXIII) a mixture of 2-ethylhexyl silicate and dimethylpolysiloxane of viscosity 10 cp., (XXX and XXXI) ethereal solutions of condensation products of α-methylbenzyl-p-phenol or 41-hydroxydiphenyl sulphone with ethylene oxide (XXXIX and XL) aqueous mixtures of polyethylene glycol stearate or laurate and a siloxane oxyalkylene block copolymer, (XLIV-XLVIII) aqueous mixtures of polyoxyethylene glycol 600, polyoxyethylene glycol 200 monolaurate, and N,N - di(#-hydroxyethyl)lauramide optionally in admixture with polyoxyethylene 200 lauramide, stearamide propyl dimethyl-#-hydroxyethyl ammonium nitrate, dimethyloctyne diol, methoxy ethyl palmitate or diethylene glycol monolaurate, (LXII) an aqueous solution of the condensation product of the dichloride of polyethylene glycol, diethanolamine and stearic acid, (LXIII) an aqueous solution containing a mixture of an addition product of epoxyethane and sperm oil fatty alcohols with a condensation product of stearic acid and #, #1- bis(aminopropyl)tridecaethylene glycol ether (LXIV-LXIX) aqueous or methanolic solutions of condensation products of polyvinyl alcohols and aldehydes containing sulphonic acid groups optionally in admixture with a condensation product of stearic acid with a polyamine which has been completely methylated or a condensation product of 1,4-butanediol monostearate or sperm oil fatty acids and ethylene oxide, (LXXXII) an aqueous emulsion containing a condensation product of castor