THE INFLAMMABLE THERMOPLASTIC COMPOSITION
A mixed resin 100 wt.parts of polycarbonate resin 30-70 wt.parts and ABS copolymer 70-30 wt.parts is mixed with a) phosphate(I) 5-20 wt.parts being derived from resorcinol as a flame-retardant agent, b) phosphate oligomer(II) 10-30 wt.parts, c) phosphate(III) 3-10 wt.parts being derived from melamin...
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Zusammenfassung: | A mixed resin 100 wt.parts of polycarbonate resin 30-70 wt.parts and ABS copolymer 70-30 wt.parts is mixed with a) phosphate(I) 5-20 wt.parts being derived from resorcinol as a flame-retardant agent, b) phosphate oligomer(II) 10-30 wt.parts, c) phosphate(III) 3-10 wt.parts being derived from melamine, d) aromatic or aliphatic phosphate(IV) 3-10 wt.parts, and teflon resin 0.5-5 wt.parts as dripping-protective agent, extruded by a twin screw extruder, and dried to give a flame-retardant resin composition. In formulas, R1-4 are C1-4 alkyl or C6-12 aryl; n is integer 5-10; R' is C1-8 alkyl; R" is C1-8 aliphatic divalent radical or C6-12 aromatic divalent radical. |
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