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Tri- and Tetra-(substituted hydroxyphenylthio) alkane and cycloalkane stabilizers and stabilized compositions

  • US 4,560,799 A
  • Filed: 02/03/1984
  • Issued: 12/24/1985
  • Est. Priority Date: 02/03/1984
  • Status: Expired due to Fees
First Claim
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1. A compound of formula I ##STR7## wherein T1 and T2 are independently alkyl of 1 to 12 carbon atoms, cycloalkyl of 5 to 6 carbon atoms, phenyl, phenyl substituted by alkyl of 1 to 12 carbon atoms, phenylalkyl of 7 to 9 carbon atoms or said phenylalkyl substituted by alkyl of 1 to 12 carbon atoms,T2 may also be hydrogen,T is alkyl of 1 to 24 carbon atoms, phenyl, phenyl substituted by alkyl of 1 to 12 carbon atoms, or the group ##STR8## E is a direct bond, alkylene of 1 to 11 carbon atoms, cycloalkylene of 5 to 6 carbon atoms or phenylene, or is the group ##STR9## T3 and T4 are independently hydrogen, alkyl of 1 to 30 carbon atoms, said alkyl substituted by phenyl or by phenyl substituted by alkyl of 1 to 12 carbon atoms, cycloalkyl of 5 to 6 carbon atoms, orT3 and T4 together are straight- or branched-chain alkylene of 3 to 7 carbon atoms when E is methylene,T5 is hydrogen, alkyl of 1 to 4 carbon atoms or phenyl,n is 1 or 2, t is 0 or 1, and t is 2-n.

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