Azole silane compound
AssigneeAtotech Deutschland GmbH
InventorsFabian MICHALIK, Stefanie ACKERMANN, Marco HARYONO, Michael MERSCHKY, Thomas THOMAS, Markku LAGER
Life of this patent
Estimating the term…
Abstract
The present invention relates to a specific azole silane compound, an oligomer thereof, a mixture comprising said compound and/or said oligomer, as well as a respective storage and working solution. Furthermore, the present invention relates to a synthesis method for said specific azole silane compound, and the use of said working solution as a surface treatment solution.
Claims17
An azole silane compound of formula (I)
- wherein
- X denotes NH2, NH(NH2), NH(NHU), SH, SCH3, OCH3, NHU, or SU,
- Y denotes NH, N(NH2), N(NHU), or S,
- U independently denotes CH2—CH(OH)—CH2-O—(CH2)n—Si(OR)3 with R independently being (CH2—CH2—O)m—Z, wherein independently
- n is an integer in the range from 1 to 12,
- m is 0, 1, 2, 3, or 4, and
- Z denotes H or C1 to C5 alkyl.
An azole silane oligomer obtained by reacting in the presence of water azole silane compounds according to formula (I)
- wherein
- X denotes H, CHs, NH2, NH(NH2), NH(NHU), SH, SCH3, OCH3, NHU, or SU,
- Y denotes NH, N(NH2), N(NHU), or S,
- U independently denotes CH2—CH(OH)—CH2—O(CH2)n—Si(OR)3 with R independently being (CH2—CH2—O)m—Z, wherein independently
- n is an integer in the range from 1 to 12,
- m is 0, 1, 2, 3, or 4, and
- Z denotes H or C1 to C5 alkyl,
- with each other such that the azole silane oligomer comprises at least one silicon-oxygen-silicon moiety.
A synthesis method for an azole silane compound of formula (I)
- wherein
- X denotes NH2, NH(NH2), NH(NHU), SH, SCH3, OCH3, NHU, or SU,
- Y denotes NH, N(NH2), N(NHU), or S,
- U independently denotes CH2—CH(OH)—CH2-O—(CH2)n—Si(OR)3 with R independently being (CH2—CH2—O)m—Z, wherein independently
- n is an integer in the range from 1 to 12,
- m is 0, 1, 2, 3, or 4, and
- Z denotes C1 to C5 alkyl
- the synthesis method comprising the steps of
- (i) providing an azole compound of formula (III)
- wherein
- X denotes NH2, NH(NH2), SH, SCH3, or OCH3,
- Y denotes NH, N(NH2), or S,
- (ii) providing a silane compound of formula (IV)
- wherein in formula (IV)
- R denotes (CH2—CH2—O)m—Z, wherein independently
- m is 0, 1, 2, 3, or 4, and
- Z denotes C1 to C5 alkyl, and
- n is an integer in the range from 1 to 12,
- (iii) reacting in a solvent said azole compound with said silane compound such that above defined compound of formula (I) results, and
- (iv) optionally hydrolyzing the compound of formula (I) obtained in step (iii) such that at least one of R is (CH2—CH2—O)m—Z with m=zero and Z═H.
Dependencies are inferred from the claim text.