Silicone resin retilisable in compositions shrinkable

摘要

P silicone resin. / p & & p & the resin according to the invention is characterized in that it comprises the units of formulae rsio1,5 r1 r2 and r3 sio0,5 where r, r1, r2 and r3 are hydrogen atoms or organic groups which may be identical or different, at least 85% of the r groups in the units rsio 1,5 being organic groups, and at least two of the groups r1, r2 and r3 in each unit r1 r2 r3 sio0,5 being organic groups, and in which the ratio of the units rsio 1,5 the units r1 r2 e3 sio0,5 is between 1: 0,005 and 1: 0,03 on a molar basis. / p & & p & application to the articles thermal - retractable. / p