Polysiloxanes containing heterocyclic functions, their preparati

Details Polysiloxanes containing heterocyclic functions, their preparati Polysiloxanes containing heterocyclic functions, their preparati

1998-09-30

1999-10-19

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

427387, 524188, 528 27, 528 38, 528 40, 528 41, C08G 7712

Patent

active

059690771

ABSTRACT:
Organosiloxane compounds bearing nitrogen-containing heterocycles, in which the heterocycles are bonded to a silicon atom via divalent radicals containing a unit of the general formula (I) ##STR1## in which E is one of the radicals --O--, --S--, --NR.sup.1 -- or --N.dbd., where R and R.sup.1 are each a C.sub.1 - to C.sub.20 -hydrocarbon radical which is optionally substituted by halogen, amine, ammonium or mercapto groups and may optionally be interrupted by groups chosen from --C(O)--, --C(O)--O--, --C(O)--NR.sup.3 --, --NR.sup.3 --, --O--, --S--, and

REFERENCES:
patent: 5540952 (1996-07-01), Canivenic et al.
patent: 5770299 (1998-06-01), Danncnhauer et
Derwent Abstract #91-231516 [323] corresponding to DE 39 42 663 A1.
Derwent Abstract # 97-290514 {27] corresponding to DE 195 44 130 A1.

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