Abstract:
Disclosed is a composition comprising a source of metal ions and at least one additive comprising one polyaminoamide represented by formula I. Further disclosed is the use of said composition in a bath for depositing metal containing layers which have reduced overplating, particularly reduced mounding.
Abstract:
According to the present invention a composition is provided comprising at least one source of metal ions and at least one additive obtainable by reacting a) a polyhydric alcohol condensate compound derived from at least one polyalcohol of formula (I) X(OH)n (I) by condensation with b) at least one alkylene oxide to form a polyhydric alcohol condensate comprising polyoxyalkylene side chains, wherein n is an integer from 3 to 6 and X is an n-valent linear or branched aliphatic or cycloaliphatic radical having from 2 to 10 carbon atoms, which may be substituted or unsubstituted.
Abstract:
A composition for filling submicrometer sized features having an aperture size of 30 nanometers or less comprising a source of copper ions, and at least one suppressing agent selected from compounds of formula (I) wherein - the R1 radicals are each independently selected from a copolymer of ethylene oxide and at least one further C3 to C4 alkylene oxide, said copolymer being a random copolymer. - the R2 radicals are each independently selected from R1 or alkyl. - X and Y are spacer groups independently, and X for each repeating unit independently, selected from C1 to C6 alkylen and Z-(O-Z)m wherein the Z radicals are each independently selected from C2 to C6 alkylen, - n is an integer equal to or greater than 0. - m is an integer equal to or greater than 1.
Abstract:
A composition comprising a source of metal ions and at least one leveling agent obtainable by condensing at least one trialkanolamine of the general formula N(R1-OH)3 (Ia) and/or at least one dialkanolamine of the general formula R2-N(R1-OH)2 (Ib) to give a polyalkanolamine(ll), wherein the R1 radicals are each independently selected from a divalent, linear or branched aliphatic hydrocarbon radical having from 2 to 6 carbon atoms, and the R2 radicals are each selected from hydrogen and linear or branched aliphatic, cycloaliphatic and aromatic hydrocarbon radicals having from 1 to 30 carbon atoms, or derivatives obtainable by alkoxylation, substitution or alkoxylation and substitution of said polyalkanolamine(ll).
Abstract:
Disclosed is a composition comprising a source of metal ions and at least one additive comprising one polyaminoamide represented by formula I. Further disclosed is the use of said composition in a bath for depositing metal containing layers which have reduced overplating, particularly reduced mounding.
Abstract:
A COMPOSITION FOR FILLING SUBMICROMETER SIZED FEATURES HAVING AN APERTURE SIZE OF 30 NANOMETERS OR LESS COMPRISING A SOURCE OF COPPER IONS, AND AT LEAST ONE SUPPRESSING AGENT SELECTED FROM COMPOUNDS OF FORMULA I WHEREIN - THE R¹ RADICALS ARE EACH INDEPENDENTLY SELECTED FROM A COPOLYMER OF ETHYLENE OXIDE AND AT LEAST ONE FURTHER C3 TO C4 ALKYLENE OXIDE, SAID COPOLYMER BEING A RANDOM COPOLYMER. - THE R² RADICALS ARE EACH INDEPENDENTLY SELECTED FROM R¹ OR ALKYL. - X AND Y ARE SPACER GROUPS INDEPENDENTLY, AND X FOR EACH REPEATING UNIT INDEPENDENTLY, SELECTED FROM C1 TO C6 ALKYLEN AND Z-(O-Z)m WHEREIN THE Z RADICALS ARE EACH INDEPENDENTLY SELECTED FROM C2 TO C6 ALKYLEN, - N IS AN INTEGER EQUAL TO OR GREATER THAN 0. – M IS AN INTEGER EQUAL TO OR GREATER THAN 1
Abstract:
A composition comprising a source of metal ions and at least one suppressing agent obtainable by reacting a) an amine compound comprising active amino functional groups with b) a mixture of ethylene oxide and at least one compound selected from C3 and C4 alkylene oxides, said suppressing agent having a molecular weight Mw of 6000 g/mol or more.
Abstract:
According to the present invention a composition is provided comprising at least one source of metal ions and at least one additive obtainable by reacting a) a polyhydric alcohol condensate compound derived from at least one polyalcohol of formula (I) X(OH)n (I) by condensation with b) at least one alkylene oxide to form a polyhydric alcohol condensate comprising polyoxyalkylene side chains, wherein n is an integer from 3 to 6 and X is an n-valent linear or branched aliphatic or cycloaliphatic radical having from 2 to 10 carbon atoms, which may be substituted or unsubstituted.
Abstract:
Composition comprising a source of metal ions and at least one suppressing agent obtainable by reacting a) an amine compound comprising at least three active amino functional groups with b) a mixture of ethylene oxide and at least one compound selected from C3 and C4 alkylene oxides.