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bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers. / Islamova, R.M.; Dobrynin, M.V.; Ivanov, D.M.; Vlasov, A.V.; Kaganova, E.V.; Grigoryan, G.V.; Kukushkin, V.Yu.

In: Molecules, Vol. 21, No. 3, 03.2016, p. 311-321.

Research output: Contribution to journal › Article › peer-review

Harvard

Islamova, RM, Dobrynin, MV, Ivanov, DM, Vlasov, AV, Kaganova, EV, Grigoryan, GV & Kukushkin, VY 2016, 'bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers', Molecules, vol. 21, no. 3, pp. 311-321. https://doi.org/10.3390/molecules21030311, https://doi.org/10.3390/molecules21030311

APA

Islamova, R. M., Dobrynin, M. V., Ivanov, D. M., Vlasov, A. V., Kaganova, E. V., Grigoryan, G. V., & Kukushkin, V. Y. (2016). bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers. Molecules, 21(3), 311-321. https://doi.org/10.3390/molecules21030311, https://doi.org/10.3390/molecules21030311

Vancouver

Islamova RM, Dobrynin MV, Ivanov DM, Vlasov AV, Kaganova EV, Grigoryan GV et al. bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers. Molecules. 2016 Mar;21(3):311-321. https://doi.org/10.3390/molecules21030311, https://doi.org/10.3390/molecules21030311

Author

Islamova, R.M. ; Dobrynin, M.V. ; Ivanov, D.M. ; Vlasov, A.V. ; Kaganova, E.V. ; Grigoryan, G.V. ; Kukushkin, V.Yu. / bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers. In: Molecules. 2016 ; Vol. 21, No. 3. pp. 311-321.

BibTeX

@article{a13bc218bb63434caee81003d956c59b,
title = "bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers",
abstract = "cis- and trans-Isomers of the platinum(II) nitrile complexes [PtCl2(NCR)(2)] (R = NMe2, N(C5H10), Ph, CH2Ph) were examined as catalysts for hydrosilylation cross-linking of vinyl-terminated polydimethylsiloxane and trimethylsilyl-terminated poly(dimethylsiloxane-co-ethylhydrosiloxane) producing high quality silicone rubbers. Among the tested platinum species the cis-complexes are much more active catalysts than their trans-congeners and for all studied platinum complexes cis-[PtCl2(NCCH2Ph)(2)] exhibits the best catalytic activity (room temperature, c = 1.0 x 10(-4) mol/L, (pot-life) 60 min, (curing) 6 h). Although cis-[PtCl2(NCCH2Ph)(2)] is less active than the widely used Karstedt's catalyst, its application for the cross-linking can be performed not only at room temperature (c = 1.0 x 10(-4) mol/L), but also, more efficiently, at 80 degrees C (c = 1.0 x 10(-4)-1.0 x 10(-5) mol/L) and it prevents adherence of the formed silicone rubbers to equipment. The usage of the cis- and trans-[PtCl2(NCR)(2)] complexes as the hydrosilylation catalysts do not require any inhibitors and, moreover, the complexes and their mixtures with vinyl- and trimethylsilyl terminated polysiloxanes are shelf-stable in air. Tested catalysts do not form colloid platinum particles after the cross-linking.",
keywords = "platinum nitrile complexes, hydrosilylation, cross-linking, catalysis, silicon rubber",
author = "R.M. Islamova and M.V. Dobrynin and D.M. Ivanov and A.V. Vlasov and E.V. Kaganova and G.V. Grigoryan and V.Yu. Kukushkin",
year = "2016",
month = mar,
doi = "10.3390/molecules21030311",
language = "Английский",
volume = "21",
pages = "311--321",
journal = "Molecules",
issn = "1420-3049",
publisher = "MDPI AG",
number = "3",

}

RIS

TY - JOUR

T1 - bis-Nitrile and bis-Dialkylcyanamide Platinum(II) Complexes as Efficient Catalysts for Hydrosilylation Cross-Linking of Siloxane Polymers

AU - Islamova, R.M.

AU - Dobrynin, M.V.

AU - Ivanov, D.M.

AU - Vlasov, A.V.

AU - Kaganova, E.V.

AU - Grigoryan, G.V.

AU - Kukushkin, V.Yu.

PY - 2016/3

Y1 - 2016/3

N2 - cis- and trans-Isomers of the platinum(II) nitrile complexes [PtCl2(NCR)(2)] (R = NMe2, N(C5H10), Ph, CH2Ph) were examined as catalysts for hydrosilylation cross-linking of vinyl-terminated polydimethylsiloxane and trimethylsilyl-terminated poly(dimethylsiloxane-co-ethylhydrosiloxane) producing high quality silicone rubbers. Among the tested platinum species the cis-complexes are much more active catalysts than their trans-congeners and for all studied platinum complexes cis-[PtCl2(NCCH2Ph)(2)] exhibits the best catalytic activity (room temperature, c = 1.0 x 10(-4) mol/L, (pot-life) 60 min, (curing) 6 h). Although cis-[PtCl2(NCCH2Ph)(2)] is less active than the widely used Karstedt's catalyst, its application for the cross-linking can be performed not only at room temperature (c = 1.0 x 10(-4) mol/L), but also, more efficiently, at 80 degrees C (c = 1.0 x 10(-4)-1.0 x 10(-5) mol/L) and it prevents adherence of the formed silicone rubbers to equipment. The usage of the cis- and trans-[PtCl2(NCR)(2)] complexes as the hydrosilylation catalysts do not require any inhibitors and, moreover, the complexes and their mixtures with vinyl- and trimethylsilyl terminated polysiloxanes are shelf-stable in air. Tested catalysts do not form colloid platinum particles after the cross-linking.

AB - cis- and trans-Isomers of the platinum(II) nitrile complexes [PtCl2(NCR)(2)] (R = NMe2, N(C5H10), Ph, CH2Ph) were examined as catalysts for hydrosilylation cross-linking of vinyl-terminated polydimethylsiloxane and trimethylsilyl-terminated poly(dimethylsiloxane-co-ethylhydrosiloxane) producing high quality silicone rubbers. Among the tested platinum species the cis-complexes are much more active catalysts than their trans-congeners and for all studied platinum complexes cis-[PtCl2(NCCH2Ph)(2)] exhibits the best catalytic activity (room temperature, c = 1.0 x 10(-4) mol/L, (pot-life) 60 min, (curing) 6 h). Although cis-[PtCl2(NCCH2Ph)(2)] is less active than the widely used Karstedt's catalyst, its application for the cross-linking can be performed not only at room temperature (c = 1.0 x 10(-4) mol/L), but also, more efficiently, at 80 degrees C (c = 1.0 x 10(-4)-1.0 x 10(-5) mol/L) and it prevents adherence of the formed silicone rubbers to equipment. The usage of the cis- and trans-[PtCl2(NCR)(2)] complexes as the hydrosilylation catalysts do not require any inhibitors and, moreover, the complexes and their mixtures with vinyl- and trimethylsilyl terminated polysiloxanes are shelf-stable in air. Tested catalysts do not form colloid platinum particles after the cross-linking.

KW - platinum nitrile complexes

KW - hydrosilylation

KW - cross-linking

KW - catalysis

KW - silicon rubber

U2 - 10.3390/molecules21030311

DO - 10.3390/molecules21030311

M3 - статья

VL - 21

SP - 311

EP - 321

JO - Molecules

JF - Molecules

SN - 1420-3049

IS - 3

ER -

ID: 7555876