Oblon, Fisher, Spivak, McClelland & Maier
Stabilized halogen-containing resin compositions
 Stabilized halogen-containing resin compositions comprising a halogen-containing resin, at least one organo tetravelent tin stabilizer selected from the group consisting of an alkyl tin laurate and an alkyl tin maleate and as a stabilizer assistant a hydroxymercaptan compound having the following the general formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and are each hydrogen atom, substituted or unsubstituted alkyl, alkenyl, aryl, cycloalkyl, hydroxyalkyl, alkoxyalkyl, carboalkoxyalkyl, epoxyalkyl or epoxyalkenyl, with the proviso R.sub.1 and R.sub.3 may form a ring together. 
Ajinomoto Company Incorporated
C C
C08K C08K
inventional inventional
Tatsuo Hidetaka Koji Takeshi
Nukui Oshida Takeuchi Miyoshi