Patent ID: 7524984

Claim:
A composition comprising: a phase change solvent having the general formula: R′-P y -(Q-P x ) n-1 -Q-P y -R; (I) R′-P y -(Q-P x ) n -R; or (II) R′-(Q-P x ) n-1 -Q-P y -R (IV-a) wherein Q is an unsubstituted difunctional aromatic moiety; P is CH 2 ; R and R′ are independently selected from the group consisting of H and CH 3 ; x and y are independently an integer from 1 to 30, and x≠y; n is an integer from 3 to 7 when the solvent has the formula (II); and n is an integer from 3 to 8 when the solvent has the formula (I) or (IV), wherein the phase change solvent has a phase change in a temperature range from 40° C. to 250° C.