27 to 67.5 parts by weight of a volatile liquid having {HEAD ~ a normal boiling point} of less than 250° C. as {TAIL ~ a continuous phase}, said volatile liquid being selected from the group consisting of methylsiloxane fluids having the average unit formula 
27 to 67.5 parts by weight of a volatile liquid having { HEAD ~ a normal boiling point } of less than 250 ° C. as { TAIL ~ a continuous phase } , said volatile liquid being selected from the group consisting of methylsiloxane fluids having the average unit formula
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH