摘要:
The invention provides phosphorus-containing mixtures comprising a) from 50 to 100 mol % of compounds of the formula (1) in which R1 and R2 are identical or different and are C6-C9-alkyl, b) 0 to 50 mol % of compounds of the formula (1) in which R1 is H and R2 is C6-C9-alkyl, c) 0 to 50 mol % of compounds of the formula (1) in which R1 is OH and R2 is C6-C9-alkyl, d) from 0 to 50 mol % of compounds of the formula (1) in which R1 is OH and R2 is H, and e) from 0 to 50 mol % of compounds of the formula (1) in which R1 is H and R2 is H, with the sum of a), b), c), d), and e) always being 100 mol %.
摘要:
The present invention relates to a compression-granulated flame retardant composition which comprises a phosphinic salt of the formula (I) and/or comprises a diphosphinic salt of the formula (II), and/or comprises their polymers, 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, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K, and/or a protonated nitrogen base; m is from 1 to 4; n is from 1 to 4; x is from 1 to 4, and comprises a fusible zinc phosphinate; and to a process for preparation of this compression-granulated flame retardant composition, and to the use of the composition.
摘要:
The invention relates to phosphorus-containing thermally stabilized flame retardant agglomerates, comprising as component A from 6 to 99.99% by weight of aggregates and/or primary particles composed of a phosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II), and/or of their polymers, 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, Zn, Ti, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K, and/or a protonated nitrogen base; m is from 1 to 4; n is from 1 to 4; and x is from 1 to 4; as component B from 0 to 90% by weight of a synergist which comprises a nitrogen compound or which comprises a phosphorus compound, or which comprises a phosphorus-nitrogen compound; as component C from 0 to 20% by weight of compounds of the elements of the second main and transition group; and as component D from 0.01 to 20% by weight of auxiliary. The invention also relates to a process for their production, and to their use.
摘要:
The invention relates to a stabilized flame retardant comprising a) from 99 to 1% by weight of melamine polyphosphate b) from 1 to 99% by weight of additive with latent alkalinity.
摘要:
The invention relates to a process for producing flame-retardant, non-corrosive, highly flawable polyamides and polyesters, which comprises using a flame retardant mixture made of a phosphinic salt of the formula (I), where M═Al, Mg, Ca, Ti, or Na (component A) in which R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; n is from 1 to 3, and, as component B, a metal salt of an organic acid, and/or an inorganic zinc, calcium, magnesium, potassium, sodium, aluminum, titanium, tin, antimony, bismuth, or barium compound, where the amount of component A present in the flame retardant mixture is from 70 to 99.5% by weight and the amount of component B present in the flame retardant mixture is from 0.5 to 30% by weight.
摘要:
The invention relates to salts of alkyl esters of carboxyethyl(alkyl)phosphinic acid, where the salts have the formula (I) R1—P(═O)(OX)—CH2—CH2—CO2R2 in which R1 and R2 are identical or different and, independently of one another, are C1-C20-alkyl, C2-C20-alkenyl, C1-C20-alkynyl, and/or C6-C20-aralkyl, and X is an alkali metal, an element of the second main and transition group, an element of the third main and transition group, an element of the fourth main and transition group, an element of the fifth main and transition group, an element of the sixth main group, an element of the seventh transition group, or an element of the eighth transition group, and also to processes for their preparation, and to their use.
摘要:
The invention relates to salts of alkyl esters of carboxyethyl(alkyl)phosphinic acid, where the salts have the formula (I) R1—P(═O)(OX)—CH2—CH2—CO2R2 in which R1 and R2 are identical or different and, independently of one another, are C1-C20-alkyl, C2-C20-alkenyl, C1-C20-alkynyl, and/or C6-C20-aralkyl, and X is an alkali metal, an element of the second main and transition group, an element of the third main and transition group, an element of the fourth main and transition group, an element of the fifth main and transition group, an element of the sixth main group, an element of the seventh transition group, or an element of the eighth transition group, and also to processes for their preparation, and to their use.
摘要:
The invention relates to mixtures of diorganylphosphinic acids and carboxylic acids of the formula [cationn+(phosphinate−)x(carboxylic acid anionz−1/z)y] where n=from 1 to 4 x=from 0.01 to n−0.01 y=n−x z=from 1 to 4, where “cation” means an element of the second main and/or transition group, an element of the third main and/or transition group, an element of the fourth main and/or transition group, an element of the fifth main and/or transition group, an element of the sixth transition group, an element of the seventh transition group, and/or an element of the eighth transition group, “phosphinate” means the anion of diorganylphosphinic acids of the formula where R1 and R2 are identical or different and, independently of one another, are H, C1-C6-alkyl, linear or branched, and/or aryl, and/or hydroxyalkyl, and “carboxylic acid anion” means C1-C18 carboxylic acid anions. The invention also relates to processes for their production, and to their use.
摘要:
The invention relates to mixtures of diorganylphosphinic acids and carboxylic acids of the formula [cationn+(phosphinate−)x(carboxylic acid anionz−1/z)y] where n=from 1 to 4 x=from 0.01 to n−0.01 y=n−x z=from 1 to 4, where “cation” means an element of the second main and/or transition group, an element of the third main and/or transition group, an element of the fourth main and/or transition group, an element of the fifth main and/or transition group, an element of the sixth transition group, an element of the seventh transition group, and/or an element of the eighth transition group, “phosphinate” means the anion of diorganylphosphinic acids of the formula where R1 and R2 are identical or different and, independently of one another, are H, C1-C6-alkyl, linear or branched, and/or aryl, and/or hydroxyalkyl, and “carboxylic acid anion” means C1-C18 carboxylic acid anions. The invention also relates to processes for their production, and to their use.