Hotmelt adhesive is human friendly because it does not contain any solvent.
MORESCO's MELT is used in a wide range of applications such as interior building materials, automotive interior materials, glass wools and such other heat and similar applications, air conditioning filters, a variety of labels, and envelope sealant.
Main component Appearance Viscosity mPa·s (160℃) Viscosity mPa·s (180℃) Softening point ℃ Application
MORESCO MELT RAC-19Z Olefin resin Pale yellow, white 15,000 8,500 150 Long open time and high heat stability. For automobile interior decorating.

Details and other models are referred to MORESCO Japan information.
http://www.moresco.co.jp/en/products/hotmelt