Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shigeo Miyata0
Date of Patent
December 14, 2010
0Patent Application Number
123793860
Date Filed
February 20, 2009
0Patent Primary Examiner
Patent abstract
A stabilized halogen-containing resin composition containing a halogen-containing resin and a complex of acid white clay and/or activated white clay with a calcium hydroxide compound represented by the formula (1),Ca1-x-yM2+xAly(OH)2 (1)wherein M2+ represents at least one bivalent metal selected from the group consisting of Mg, Zn, Cu and etc., x is in the range of 0≦x<0.4 and y is in the range of 0≦y<0.1,which composition solves the problems of strong initial coloration and poor processing stability of a calcium hydroxide compound, a process for producing the above complex and a thermal stabilizer containing the above complex.
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