Publication number: 20090136440
Abstract: The invention relates to mixtures of compounds of the formulae (I), (III), (IV), and/or (V), in which n is an average chain length of from 0 to 10, A1 and A2 are identical or different and, independently of one another, are C(?O)NHR5, C(?O)R5, CH3, CH2CH3, CH2CH2CH3, CH(CH3)2, CH2(CH2)2CH3, CH2CH(CH3)2, C(CH3)3, C6H5, and/or CH2—C6H5, R1 is a moiety of the formula (II), in which k is an average chain length of from 0 to 5; R2 is CH3, CH2CH3, CH2CH2CH3, CH2(CH3)2, CH2(CH2)2CH3, CH2CH(CH3)2, C(CH3)3, C6H5, or CH2—C6H5; OCH3, OCH2CH3, O(CH2)2CH3, OCH(CH3)2, O(CH2)3CH3, OCH2CH(CH3)2, OC(CH3)3, O—C6H5, or O—CH2—C6H4, R3, R4, R5 are identical or different and, independently of one another, are CH3, CH2CH3, CH2CH2CH3, CH(CH3)2, CH2(CH2)2CH3, CH2Ch(CH3)2, C(CH3)3, C6H5, and/or CH2—C6H5 and where at least 2 compounds of the formulae (I), (III), (IV), or (V) are simultaneously present in the mixture; to a process for their preparation, and to their use as flame retardants.
Type:
Application
Filed:
November 21, 2008
Publication date:
May 28, 2009
Inventors:
Wiebke Maas, Mathias Dietz, Martin Sicken
Patent number: 7273901
Abstract: The invention relates to a novel flame retardant dispersion for thermoplastic and thermoset polymers, comprising, as component A, a phosphinic salt of the formula (I), and/or a diphosphinic salt of the formula (II), and/or polymers of these, where R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene, or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K; m is from 1 to 4; n is from 1 to 4; x is from 1 to 4, and, as component B, a nitrogen-containing synergist or a phosphorus/nitrogen flame retardant, and, as component C, a liquid compound.
Type:
Grant
Filed:
March 5, 2004
Date of Patent:
September 25, 2007
Assignee:
Clariant Produkte (Deutschland) GmbH
Inventors:
Martin Sicken, Susanne Knop, Sebastian Hoerold, Harald Bauer
Publication number: 20070203270
Abstract: The invention relates to a novel flame retardant dispersion for thermoplastic and thermoset polymers, comprising, as component A, a phosphinic salt of the formula (I), and/or a diphosphinic salt of the formula (II), and/or polymers of these, where R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene, or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K; m is from 1 to 4; n is from 1 to 4; x is from 1 to 4, and, as component B, a nitrogen-containing synergist or a phosphorus/nitrogen flame retardant, and, as component C, a liquid compound.
Type:
Application
Filed:
March 5, 2004
Publication date:
August 30, 2007
Inventors:
Martin Sicken, Susanne Knop, Sebastian Hoerold, Harald Bauer
Patent number: 7220791
Abstract: The invention relates to a styrene-hypophosphite adduct of the formula (I) {R9[C(Ph(R1, R2, R3, R4, R5))R6—CR7R8]n}mP(O)(O 1/x Mx+)(R10)2-m where R1, R2, R3, R4, R5, R6, R7 and R8 are identical or different and are hydrogen, alkyl, linear or branched, aryl, aralkyl, oxoalkyl, oxoaryl, aminoalkyl, and/or aminoaryl, R9 is H or a free-radical-initiator radical, R10 is H, Mx+ is Li, Na, K, Mg, Ca, Sr, Ba, Al, Ge, Sn, Bi, Sb, Pb, Ti, TiO, Zr, ZrO, Zn, Fe, Ce, Mn, and/or a protonated nitrogen base having the valency x, m=1 or 2, and n=from 1 to 100, and is the number of styrene units C(Ph(R1, R2, R3, R4, R5))R6—CR7R8 inserted into the P—H bond.
Type:
Grant
Filed:
May 26, 2004
Date of Patent:
May 22, 2007
Assignee:
Clariant produkte (Deutschland) GmbH
Inventors:
Harald Bauer, Sebastian Hoerold, Werner Krause, Martin Sicken, Peter Staniek