The alkali soluble support material B of the present invention is comprised of {HEAD ~ a base polymer}, which may include a first comonomer and {TAIL ~ a second comonomer} that is polymerized with the first comonomer to provide thermal and toughness properties suitable for deposition modeling 
The alkali soluble support material B of the present invention is comprised of { HEAD ~ a base polymer } , which may include a first comonomer and { TAIL ~ a second comonomer } that is polymerized with the first comonomer to provide thermal and toughness properties suitable for deposition modeling
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL 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