Abstract: A producing method of a high-purity pyrophosphate comprising a calcination of the orthophosphate under the condition of 120° C.-350° C.; and a producing method suitable for manufacturing effectively the high-purity melamine pyrophosphate.

Abstract: The flame-retardant thermoplastic resin, composition comprised of the following Components (C), (D) and (E) with the thermoplastic resin composition having a thermoplastic polyurethane elastomer of the Component (A) and an ethylene polymer and/or an ethylene copolymer of the Component (B) as the main components; Component (C): a (poly) phosphate compound represented by the following general formula (1). n in the formula (1) represents a number of 1-100; X1 is an ammonia; or a triazine derivative, represented by the following general formula (2); p is a number satisfying a relation of 0<p?n+2; Component (D): a (poly) phosphate compound represented by the following general formula (3). r in the formula (3) represents a number of 1˜100; Y1 is a diamine containing [R1R2N (CH2)mNR3R4], piperazine or a diamine containing a piperazine ring; R1, R2, R3 and R4 are each a hydrogen atom, or a straight chain or branched alkyl group having 1˜5.

Abstract: A producing method of a high-purity pyrophosphate comprising a calcination of the orthophosphate under the condition of 120° C.-350° C.; and a producing method suitable for manufacturing effectively the high-purity melamine pyrophosphate.

Abstract: A flame-retardant chlorine-containing resin composition is obtained by blending components (A), (B), and (C), and additionally component (D) if necessary, into a chlorine-containing resin: Component (A): a (poly)phosphate compound represented by the following general formula (1); Component (B): a (poly)phosphate compound represented by the following general formula (3); Component (C): wood flour; and Component (D): zinc oxide. In the formula (1), n represents a number from 1 to 100; X1 represents e.g. a triazine derivative represented by the general formula (2); and 0<p?n+2. In the formula (2), Z1 and Z2 each represent e.g. a —NR5R6 group. In the formula (3), r represents a number from 1 to 100; Y1 represents e.g. [R1R2N(CH2)mNR3R4]; R1, R2, R3, and R4 each represent e.g. a linear or branched alkyl group having 1 to 5 carbon atoms; m represents an integer from 1 to 10; and 0<q?r+2.

Abstract: Described herein is a non-halogen flame-retardant synthetic resin composition which contains the (poly)phosphate compound represented by the following formulae (1)and (3)and layered silicate: where X1 is ammonia or a triazine derivative and Y1 is a diamine containing a [R1R2N(CH2)mNR3R4] group, piperazine or a diamine containing a piperazine ring.

Abstract: The present invention is a flame-retardant thermoplastic resin composition characterized by combining (A) (poly) phosphate compound represented by the following general formula (1), (B) (poly) phosphate compound represented by the following general formula (3) and (C) polycarbodiimide described in claim 1. n in the formula (1) is a number of 1˜100, X1 is a triazine derivative represented by the following general formula (2) and P is a number satisfying a relational formula 0<p?n+2. Z1 and Z2 in the formula (2) are groups selected from a —NR5R6 group [herein, R5 and R6 are a hydrogen atom, an alkyl group having 1˜6 carbon atoms or a methylol group], a hydroxyl group, a mercapto group, an alkyl group having 1˜10 carbon atoms, an alkoxy group having 1˜10 carbon atoms, a phenyl group or a vinyl group. r in the general formula (3) is a number of 1˜100, Y1 is a diamine containing [R1R2N(CH2)mNR3R4], piperazine or a diamine containing a piperazine ring.

Abstract: The flame-retardant thermoplastic resin, composition comprised of the following Components (C), (D) and (E) with the thermoplastic resin composition having a thermoplastic polyurethane elastomer of the Component (A) and an ethylene polymer and/or an ethylene copolymer of the Component (B) as the main components; Component (C): a (poly) phosphate compound represented by the following general formula (1). n in the formula (1) represents a number of 1-100; X1 is an ammonia; or a triazine derivative, represented by the following general formula (2); p is a number satisfying a relation of 0<p?n+2; Component (D): a (poly) phosphate compound represented by the following general formula (3). r in the formula (3) represents a number of 1˜100; Y1 is a diamine containing [R1R2N (CH2)mNR3R4], piperazine or a diamine containing a piperazine ring; R1, R2, R3 and R4 are each a hydrogen atom, or a straight chain or branched alkyl group having 1˜5.

Abstract: The present invention is the non-halogen flame-retardant synthetic resin composition characterized in that the said synthetic resin contains the (poly)phosphate compounds represented by the general formulae (1) and (3), described in Claim 1, and layered silicate; n in the general formula (1) represents a number of 1˜100, X1 is ammonia, or a triazine derivative represented by the general formula (2) described in Claim 1, p is a number satisfying the relational expression of 0<p?n+2; Z1 and Z2 in the general formula (2) are groups selected independently from groups consisting of a —NR5R6 group, a hydroxyl group or the like, and the above R5 and R6 are a hydrogen atom, an alkyl group having 1-6 carbon atoms, or a methylol group independently. r in the general formula (3) represents a number of 1-100, Y1 is a diamine containing a [R1R2N(CH2)mNR3R4], piperazine or a diamine containing a piperazine ring, R2˜R4 are a hydrogen atom, an alkyl group having 1-5 carbon atoms independently.

Abstract: The present invention is a flame-retardant thermoplastic resin composition characterized by combining (A) (poly) phosphate compound represented by the following general formula (1), (B) (poly) phosphate compound represented by the following general formula (3) and (C) polycarbodiimide described in claim 1. n in the formula (1) is a number of 1˜100, X1 is a triazine derivative represented by the following general formula (2) and P is a number satisfying a relational formula 0<p?n+2. Z1 and Z2 in the formula (2) are groups selected from a —NR5R6 group [herein, R5 and R6 are a hydrogen atom, an alkyl group having 1˜6 carbon atoms or a methylol group], a hydroxyl group, a mercapto group, an alkyl group having 1˜10 carbon atoms, an alkoxy group having 1˜10 carbon atoms, a phenyl group or a vinyl group. r in the general formula (3) is a number of 1˜100, Y1 is a diamine containing [R1R2N(CH2)mNR3R4], piperazine or a diamine containing a piperazine ring.

Abstract: A flame-retardant chlorine-containing resin composition is obtained by blending components (A), (B), and (C), and additionally component (D) if necessary, into a chlorine-containing resin: Component (A): a (poly)phosphate compound represented by the following general formula (1); Component (B): a (poly)phosphate compound represented by the following general formula (3); Component (C): wood flour; and Component (D): zinc oxide. In the formula (1), n represents a number from 1 to 100; X1 represents e.g. a triazine derivative represented by the general formula (2); and 0<p?n+2. In the formula (2), Z4 and Z2 each represent e.g. a —NR5R6 group. In the formula (3), r represents a number from 1 to 100; Y1 represents e.g. [R1R2N(CH2)mNR3R4]; R1, R2, R3, and R4 each represent e.g. a linear or branched alkyl group having 1 to 5 carbon atoms; m represents an integer from 1 to 10; and 0<q?r+2.

Abstract: A flame retardant composition contains, with respect to a flame retardant composition containing 1 to 99 parts by mass of a salt of piperazine and an inorganic phosphorus compound (component (A)) selected from piperazine phosphate, piperazine pyrophosphate, piperazine polyphosphate, or a mixture of at least two of the piperazine salts, and 99 to 1 parts by mass of a salt of melamine and an inorganic phosphorus compound (component (B)) selected from melamine phosphate, melamine pyrophosphate, melamine polyphosphate, or a mixture of at least two of the melamine salts (wherein the total of the component (A) and the component (B) is 100 parts by mass): 0.01 to 10 parts by mass of silicone oil; and 0.01 to 20 parts by mass of a monoamide compound of a higher aliphatic carboxylic acid and/or a monoester compound produced by reacting a higher aliphatic carboxylic acid with a monovalent to trivalent alcohol compound.

Abstract: The invention provides a flame retardant composition comprising 1-99 weight parts of a salt of piperazine and an inorganic compound selected from among piperazine phosphate, piperazine pyrophosphate and piperazine polyphosphate, or a mixture of two or more of these piperazine salts (ingredient (A)), 99-1 weight parts of a salt of melamine and an inorganic compound selected from among melamine phosphate, melamine pyrophosphate and melamine polyphosphate, or a mixture of two or more of these melamine salts (ingredient (B)) (wherein, the sum of ingredient (A) and ingredient (B) is 100 weight parts), 0-50 weight parts of an arbitrary ingredient (ingredient (C)), and 0.01-20 weight parts of a silicone oil having a viscosity at 25° C. of 5000 mm2/s (ingredient (D)) which is added thereto. This flame retardant not only has superior flame retarding properties, but also has enhanced powder properties and anti-hygroscopic properties, and when it is added to a resin, there is little change of electrical resistance.

Abstract: The invention provides a flame retardant composition comprising 1-99 weight parts of a salt of piperazine and an inorganic compound selected from among piperazine phosphate, piperazine pyrophosphate and piperazine polyphosphate, or a mixture of two or more of these piperazine salts (ingredient (A)), 99-1 weight parts of a salt of melamine and an inorganic compound selected from among melamine phosphate, melamine pyrophosphate and melamine polyphosphate, or a mixture of two or more of these melamine salts (ingredient (B) ) (wherein, the sum of ingredient (A) and ingredient (B) is 100 weight parts), 0-50 weight parts of an arbitrary ingredient (ingredient (C)), and 0.01-20 weight parts of a silicone oil having a viscosity at 25° C. of 5000 mm2/s (ingredient (D)) which is added thereto. This flame retardant not only has superior flame retarding properties, but also has enhanced powder properties and anti-hygroscopic properties, and when it is added to a resin, there is little change of electrical resistance.