HUT41422A - Process for producing alpha-omega-diorgano-polysiloxane-diols
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Process for producing alpha-omega-diorgano-polysiloxane-diols
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HUT41422A
HUT41422AHU400185AHU400185AHUT41422AHU T41422 AHUT41422 AHU T41422AHU 400185 AHU400185 AHU 400185AHU 400185 AHU400185 AHU 400185AHU T41422 AHUT41422 AHU T41422A
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Priority to HU400185ApriorityCriticalpatent/HUT41422A/en
Publication of HUT41422ApublicationCriticalpatent/HUT41422A/en
Alkyl, alkenyl or aryl substitd. alpha-omega diorgano-polysiloxane-diols of 300-2500 average mol.wt., are prepd. from cyclic polyalkyl siloxanes or linear organo-silicone oligomers with silanol end gps. and acids or acid derivs. at 0-25 deg.C. Finally the reaction mix is neutralised by a base.
HU400185A1985-10-161985-10-16Process for producing alpha-omega-diorgano-polysiloxane-diols
HUT41422A
(en)
Process for the production of poly(diorganosiloxanes) with diorganyloxyorganylsilyl or triorganyloxysilyl end groups, crosslinkable mixtures containing them and use thereof
Solvent-free process for the preparation of 1,2: 5,6-di-O-isopropylidene-3-O-3 '- (N', N'-dimethylamino-n-propyl) -alpha, D-glucofuranose and 1,2: 5,6-di-O-isopropylidene-3-O-heptyl-alpha, D-glucofuranose and selective hydrolysis thereof.