Bis(3,4-dialkylbenzylidene) sorbitol acetals and compositions co

Details Bis(3,4-dialkylbenzylidene) sorbitol acetals and compositions co Bis(3,4-dialkylbenzylidene) sorbitol acetals and compositions co

1989-09-20

1991-09-17

Morgan, Kriellion S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

549364, C07D32304, C07D49300, C08K 505

Patent

active

050496050

ABSTRACT:
Bis(3,4-dialkylbenzylidene) sorbitol acetals are provided for the formula: ##STR1## in which R.sub.1 and R.sub.2 are independently selected from lower alkyl groups containing 1-4 carbon atoms, or together form a carbocyclic ring containing up to 5 carbon atoms.

REFERENCES:
patent: 3721682 (1973-03-01), Murai et al.
patent: 4314039 (1982-02-01), Kawai et al.
patent: 4371645 (1983-02-01), Mahaffey, Jr.
patent: 4845137 (1989-07-01), Williams et al.

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