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Metal heterocyclic compounds for deposition of thin films

  • US 8,636,845 B2
  • Filed: 06/25/2009
  • Issued: 01/28/2014
  • Est. Priority Date: 06/25/2008
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of forming a metal containing film on a substrate, comprising:

  • a) providing a reactor and at least one substrate disposed therein;

    b) introducing a metal precursor into the reactor, wherein the metal precursor is selected from the group consisting of;

    Te(CH3NCH2CH2NCH3);

    Te(C2H5NCH2CH2NC2H5);

    Te(NCH(CH3)2CH2CH2NCH(CH3)2);

    Te(NC(CH3)3CH2CH2NC(CH3)3);

    Te(NCH(CH3)2C(CH3)HC(CH3)HNCH(CH3)2);

    Ti(CH3NCH2CH2NCH3);

    Ti(C2H5NCH2CH2NC2H5);

    Ti(NCH(CH3)2CH2CH2NCH(CH3)2);

    Ti(NC(CH3)3CH2CH2NC(CH3)3);

    Ti(NCH(CH3)2C(CH3)HC(CH3)HNCH(CH3)2);

    Si(CH3NCH2CH2NCH3);

    Si(C2H5NCH2CH2NC2H5);

    Si(NCH(CH3)2CH2CH2NCH(CH3)2);

    Si(NC(CH3)3CH2CH2NC(CH3)3);

    Si(NCH(CH3)2C(CH3)HC(CH3)HNCH(CH3)2);

    Sn(CH3NCH2CH2NCH3);

    Sn(C2H5NCH2CH2NC2H5);

    Sn(NCH(CH3)2CH2CH2NCH(CH3)2);

    Sn(NC(CH3)3CH2CH2NC(CH3)3);

    Sn(NCH(CH3)2C(CH3)HC(CH3)HNCH(CH3)2);

    (NC(CH3)3CH2CH2NC(CH3)3)Ti(NC(CH3)3CH2CH2NC(CH3)3);

    (NC(CH3)3CH2CH2NC(CH3)3)Si(NC(CH3)3CH2CH2NC(CH3)3);

    (NC(CH3)3CH2CH2NC(CH3)3)Te(NC(CH3)3CH2CH2NC(CH3)3);

    (NC(CH3)3CH2CH2NC(CH3)3)Sn(NC(CH3)3CH2CH2NC(CH3)3);

    Fe(NC(CH3)3CH2CH2NC(CH3)3)3;

    Ru(NC(CH3)3CH2CH2NC(CH3)3)3;

    Sb(N(CH3)CH2CH2N(CH3))(NMe2);

    Sb(N(CH3)CH2CH2N(CH3))(CH3);

    Sb(N(CH3)CH2CH2N(CH3))(C2H5);

    Sb(NC(CH3)3CH2CH2NC(CH3)3)(NMe2);

    Sb(NC(CH3)3CH2CH2NC(CH3)3)(CH3);

    Sb(NC(CH3)3CH2CH2NC(CH3)3)(C2H5);

    Ti(NC(CH3)3CH2CH2NC(CH3)3)(N(CH3)2)2;

    Si(NC(CH3)3CH2CH2NC(CH3)3)(N(CH3)2)2;

    Hf(NC(CH3)3CH2CH2NC(CH3)3)(N(CH3)2)2;

    Zr(NC(CH3)3CH2CH2NC(CH3)3)(N(CH3)2)2;

    Ni(SiNC(CH3)3CH2CH2NC(CH3)3)4, Sn(NC(CH3)3CH2CH2NC(CH3)3)(N(CH3)2)2;

    Ti(N(C(CH3)3)CH2CH2N(C(CH3)3)(CH3)2;

    Si(N(C(CH3)3)CH2CH2N(C(CH3)3)(CH3)2;

    Hf(N(C(CH3)3)CH2CH2N(C(CH3)3)(CH3)2;

    Zr(N(C(CH3)3)CH2CH2N(C(CH3)3)(CH3)2;

    Ti(N(C(CH3)3)CH2CH2N(C(CH3)3)(C2H5)2;

    Si(N(C(CH3)3)CH2CH2N(C(CH3)3)(C2H5)2;

    Hf(N(C(CH3)3)CH2CH2N(C(CH3)3)(C2H5)2;

    Zr(N(C(CH3)3)CH2CH2N(C(CH3)3)(C2H5)2;

    Ru(N(C(CH3)3)CH2CH2N(C(CH3)3)(iPrNC(CH3)NiPr)2;

    Fe(N(C(CH3)3)CH2CH2N(C(CH3)3)(iPrNC(CH3)NiPr)2;

    Os(N(C(CH3)3)CH2CH2N(C(CH3)3)(iPrNC(CH3)NiPr)2;

    Ta(NC(CH3)3CH2CH2NC(CH3)3)(NMe2)3;

    Nb(NC(CH3)3CH2CH2NC(CH3)3)(NMe2)3;

    Nb(NC(CH3)3CH2CH2NC(CH3)3)(CH3)3;

    Nb(NC(CH3)3CH2CH2NC(CH3)3)(C2H5)3;

    Os(N(C(CH3)3CH2CH2N(C(CH3)3)2(C5H5);

    Fe(N(C(CH3)3CH2CH2N(C(CH3)3)2(C5H5);

    Ru(N(C(CH3)3CH2CH2N(C(CH3)3)2(C5H5);

    Ti(N(CH3)CH2CH2CH2N(CH3));

    Ti(NC(CH3)3CH2CH2CH2N(CH3)3);

    Si(N(CH3)CH2CH2CH2N(CH3));

    Si(NC(CH3)3CH2CH2CH2N(CH3)3);

    Ti(N(CH3)CH2CH2CH2N(CH3))2;

    Ti(N(C2H5)CH2CH2CH2N(C2H5))2;

    Si(N(CH3)CH2CH2CH2N(CH3))2; and

    Si(N(C2H5)CH2CH2CH2N(C2H5))2;

    c) maintaining the reactor at a temperature of at least about 100°

    C.; and

    d) decomposing the metal precursor onto the substrate to form a metal containing film.

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