Abstract: The invention relates to a compound of formula (I), characterised by the characteristic signals in the X-ray diffraction powder pattern measured with Cu Kalpha radiation (0.154 nm) at a 2-theta angle of 15.0 and 22.7 with a high intensity, and of 5.0, 11.3, 18.9, 20.8, 21.6 and 23.6 with a medium intensity, as well as to a method for producing the compound of formula (I) by reacting at least one isophthalic acid diester of formula (II) where R1 and R2 are the same or different and stand for an aliphatic group, with two equivalents 4-amino-2,2,6,6-tetramethylpiperidine, in the presence of at least one catalyst from the group of metal alcoholates and at a reaction temperature of between 50 and 150° C.

Abstract: The invention relates to a compound of formula (I), characterised by the characteristic signals in the X-ray diffraction powder pattern measured with Cu Kalpha radiation (0.154 nm) at a 2-theta angle of 15.0 and 22.7 with a high intensity, and of 5.0, 11.3, 18.9, 20.8, 21.6 and 23.6 with a medium intensity, as well as to a method for producing the compound of formula (I) by reacting at least one isophthalic acid diester of formula (II) where R1 and R2 are the same or different and stand for an aliphatic group, with two equivalents 4-amino-2,2,6,6-tetramethylpiperidine, in the presence of at least one catalyst from the group of metal alcoholates and at a reaction temperature of between 50 and 150° C.

Abstract: The invention relates to phosphorus-containing mixtures containing compounds of the formula RO—PO(A)-CH2—CH2—CO2H and??(I) HO—PO(A)-CH2—CH2—CO2R??(II) in which A is C1-C18-alkyl, C6-C18-alkylaryl, C6-C18-aralkyl or aryl, R is (D,E)C?C(B, R5) or H B, D, E are identical or different and are each H or C1-C18-alkyl R5 is —CO-alkoxy, a process for their preparation and their use.

Abstract: 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.

Abstract: The invention relates to phosphorus-containing mixtures, containing compounds of formula RO—PO(A)-CH2—CH2—CO2H and??(I) HO—PO(A)-CH2—CH2—CO2R,??(II) wherein A means C1-C18-Alkyl, C6-C18-Alkylaryl, C6-C18-Aralkyl or Aryl, R (D,E)C?C(B, R5) or H and B, D, E each H or C1-C18-Alkyl R5 C1-C20-(—CO—O-Hydroxyalkylen) a process for making these mixtures and their use.

Abstract: The invention relates to phosphorus-containing mixtures containing compounds of the formula RO—PO(A)-CH2—CH2—CO2H and??(I) HO—PO(A)-CH2—CH2—CO2R??(II) in which A is C1-C18-alkyl, C6-C18-alkylaryl, C6-C18-aralkyl or aryl, R is (D,E)C?C(B, R5), H B, D, E are identical or different and are each H or C1-C18-alkyl R5 is C1-C20-alkylene, a process for their preparation and their use.

Abstract: The invention relates to phosphorus-containing mixtures, containing compounds of formula RO—PO(A)-CH2—CH2—CO2H and ??(I) HO—PO(A)-CH2—CH2—CO2R, ??(II) wherein A means C1-C18-Alkyl, C6-C18-Alkylaryl, C6-C18-Aralkyl or Aryl, R (D,E)C?C(B, R5) or H and B, D, E each H or C1-C18-Alkyl R5 C1-C20-(—CO—O-Hydroxyalkylen) a process for making these mixtures and their use.

Abstract: The invention relates to phosphorus-containing mixtures containing compounds of the formula RO—PO(A)-CH2—CH2—CO2H and ??(I) HO—PO(A)-CH2—CH2—CO2R ??(II) in which A is C1-C18-alkyl, C6-C18-alkylaryl, C6-C18-aralkyl or aryl, R is (D,E)C?C(B, R5), H B, D, E are identical or different and are each H or C1-C18-alkyl R5 is C1-C20-alkylene, a process for their preparation and their use.

Abstract: The invention relates to phosphorus-containing mixtures containing compounds of the formula RO—PO(A)-CH2—CH2—CO2H and ??(I) HO—PO(A)-CH2—CH2—CO2R ??(II) in which A is C1-C18-alkyl, C6-C18-alkylaryl, C6-C18-aralkyl or aryl, R is (D,E)C?C(B, R5) or H B, D, E are identical or different and are each H or C1-C18-alkyl R5 is —CO-alkoxy, a process for their preparation and their use.

Abstract: The invention relates to a novel flame retardant and stabilizer combined, for thermoplastics, which comprises as component A, phosphinic or diphosphinic salts and/or polymers thereof, as component B, a nitrogen containing synergist or a phosphorous/nitrogen flame retardant, as component C, a basic or amphoteric oxide, hydroxide, carbonate, silicate, borate, stannate, mixed oxide/hydroxide, oxide/hydroxide/carbonate, hydroxide/silicate, hydroxide/borate or mixtures thereof, optionally as component D, a phosphonite or a phosphonite/phosphate mixture, optionally as component E, an ester or salt of montan wax 4, and as component F, an aromatic di- or tricarboxylic ester or aromatic di- or tricarboxamide, the entirety of the components always being 100%.

Abstract: The invention relates to flame-retardant polymers with glow-wire resistance, which comprise as component A, from 40 to 90% by weight of polymer, as component B, from 0 to 40% by weight of reinforcing material, as component C, from 3 to 15% by weight of red phosphorus, as component D, from 5 to 20% by weight of inorganic phosphate, as component E, from 0 to 10% by weight of further additives, the entirety of the components always amounting to 100% by weight.

Abstract: Polymeric molding compositions based on thermoplastic polyamides, comprising, as component A, from 30 to 70% by weight of a thermoplastic polyamide, as component B, from 2 to 20% by weight of a phosphinic salt of the formula (I) and/or of 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, 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, as component C, from 2 to 20% by weight of a nitrogen-containing synergist, or of a phosphorus/nitrogen flame retardant, as component D, from 5 to 60% by weight of a fibrous reinforcing material, as component E, from 2 to 30% by weight of a filler, as component F, from 0 to 5% by weight of an organic or inorganic zinc compound, or a mixture of various zinc com

Abstract: A flame retardant-stabilizer combination for thermoplastic polymers, comprising, as component A, from 25 to 99.9% by weight of a phosphinic acid salt of the formula (I) and/or of a diphosphinic acid salt of the formula (II) and/or polymers thereof, as component B, from 0 to 75% by weight of a nitrogen-containing synergist or of a phosphorus/nitrogen flame retardant and, as component C, from 0.1 to 50% by weight of magnesium oxide, zinc oxide, manganese oxide, tin oxide, dihydrotalcite, hydrocalumite, magnesium hydroxide, calcium hydroxide, zinc hydroxide, tin oxide hydrate, manganese hydroxide, zinc borate, basic zinc silicate, zinc stannate or mixtures of these substances, the sum of the components always being 100% by weight.

Abstract: The invention relates to flame-retardant aromatic or semiaromatic copolyamides comprising, as flame retardant, at least one phosphinic salt of the formula (I), and/or one diphosphinic salt of the formula (II), and/or polymers of these, where R1, 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; 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.

Abstract: The invention relates to a novel flame retardant and stabilizer combined, for thermoplastics, which comprises, as component A, from 25 to 99.