Oxazolidines containing silane groups

Details Oxazolidines containing silane groups Oxazolidines containing silane groups

C - Chemistry, Metallurgy

07

F

402/12, 402/165,

C07F 7/10 (2006.01) C07F 7/18 (2006.01) C08G 18/10 (2006.01) C08G 18/61 (2006.01) C08G 71/04 (2006.01) C08G 77/18 (2006.01) C08K 5/544 (2006.01)

Patent

CA 2006727

K- 17397/+ Oxazolidines containing silane groups Abstract of the Disclosure Compounds of the general formula I Image (I) wherein R1 is hydrogen, C1-C12alkyl, C5-C7cycloalkyl, phenyl or benzyl, R2 is hydrogen or C1-C4alkyl, or R1 and R2, together with the linking carbon atom, form a 5- or 6-membered ring, and R3, R4, R5 and R6 are identical or different and are hydrogen, C1-C12alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C1-C4alkyl, halogen or C1-C4alkoxy or are a group of formula -CH2OR11, where R11 is C1-C12alkyl, phenyl or phenyl substituted by 1 to 3 members selected from the group consisting of C1-C4alkyl, halogen or C1-C4alkoxy, or are -C(O)-R12, and R12 is C1-C12alkyl, R7 is C1-C4alkylene, R8 is C1-C8alkylene, R9 is C1-C4alkyl, or two radicals R5, together are C1-C4alkylene, and R10 is C1-C4alkyl or phenyl, q is a value from 0 to 2, X is -S- or-NH-, Y is O or S,and Z is an organic radical which is derived from a polyisocyanate or a polyisothiocyanate containing at least three three NCO or NCS groups respectively, n is a value ? 1 and m is a value ? 1, with the proviso that n + m ? 3, are suitable for use as couplers, especially for moisture-curable polyurethane resins.

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