发明名称 |
Process for the stabilization of and stabilizer mixtures for single-material recycled plastics |
摘要 |
Single-material recycled thermoplastics from commercial and industrial waste can be stabilized against thermal oxidative degradation by adding a combination of a sterically hindered phenol with an organic phosphite or phosphonite and an inorganic compound from the series consisting of metal oxides, hydroxides and carbonates. |
申请公布号 |
ZA9307074(B) |
申请公布日期 |
1994.03.25 |
申请号 |
ZA19930007074 |
申请日期 |
1993.09.24 |
申请人 |
CIBA-GEIGY A.G. |
发明人 |
KURT HOFFMANN;HEINZ HERBST;RUDOLF PFAENDNER;FRANCISZEK SITEK |
分类号 |
C08K3/22;C08K3/26;C08K5/13;C08K5/49;C08K5/524;C08K5/5393;C08L23/02 |
主分类号 |
C08K3/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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