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    • 3. 发明授权
    • Self-extinguishing polymeric compositions based on modified polypropylene
    • 基于改性聚丙烯的自熄性聚合物组合物
    • US4203882A
    • 1980-05-20
    • US954206
    • 1978-10-24
    • Guido BertelliPierpaolo RomaRenato Locatelli
    • Guido BertelliPierpaolo RomaRenato Locatelli
    • C08K3/26C08K5/34C08K13/02C08L7/00C08L21/00C08L23/00C08L51/00C08L51/02C08L53/00C08L77/00C08L101/00C08L91/00
    • C08K3/26C08K13/02C08L53/00
    • The invention concerns impact resistant polymeric compositions having flame-resistance properties and comprising:(1) a blend of (a) 95-80% by weight of a thermoplastic block propylene-ethylene copolymer containing from 3 to 20% by weight of copolymerized ethylene, and(b) 5-20% by weight of an elastomeric ethylene-propylene copolymer containing from 50 to 70% by weight of copolymerized ethylene;(2) 0.5-5% of basic bismuth carbonate (BiO).sub.2 CO.sub.3 ;(3) 0.3-1.3% of a triazine compound selected from the group consisting of melamine, ammeline, ammelide, acetoguanamine, benzoguanamine and isocyanuric acid;(4) 2-10% of a chlorinated paraffin wax; and(5) 0.5-10% of a bromine containing organic compound selected from the group consisting of decabromodiphenyl oxide, octabromodiphenyl oxide, pentabromodiphenyl oxide, 1,2-bis(2.4.6-tribromophenoxy)ethane, pentabromophenol, pentabromotoluene and ethyl-pentabromobenzene;all percentages of anti-flame additives being referred to the total weight of the composition.The foregoing compositions are useful in the manufacture of motor vehicles.
    • 本发明涉及具有阻燃性能的耐冲击聚合物组合物,其包含:(a)95-80重量%的含有3-20重量%共聚乙烯的热塑性嵌段丙烯 - 乙烯共聚物的共混物, 和(b)5-20重量%的含有50至70重量%共聚乙烯的弹性体乙烯 - 丙烯共聚物; (2)0.5-5%的碱式碳酸铋(BiO)2CO3; (3)0.3-1.3%的三嗪化合物,选自三聚氰胺,ammeline,ammelide,acetoguanamine,benzoguanamine和异氰脲酸; (4)2-10%的氯化石蜡; 和(5)选自十溴二苯醚,八溴二苯醚,五溴二苯氧基,1,2-双(2.4.6-三溴苯氧基)乙烷,五溴苯酚,五溴甲苯和乙基五溴苯的0.5-10%的含溴有机化合物 ; 所有百分比的抗火焰添加剂都是指组合物的总重量。 上述组合物可用于制造机动车辆。