Patent ID: 7585795

Claim:
A sheet like product comprising a non-woven fabric in which ultra-fine fibers of a single fiber fineness of 0.5 dtex or less are entangled and an elastomeric binder mainly composed of a polyurethane, wherein said polyurethane is a polycarbonate-based polyurethane having a polycarbonate skeleton represented by both of the following general formulas (1) and (2), and having a gelation point of 2.5 ml to 6 ml wherein R 1 and R 2 are aliphatic hydrocarbon groups with 7 to 11 carbons, and they may be same or different, n and m are positive integers, and when R 1 and R 2 are different, it is a block copolymer or a random copolymer, wherein R 3 and R 4 are aliphatic hydrocarbon groups with 3 to 6 carbons, and they may be same or different, x and y are positive integers, and when R 3 and R 4 are different, it is a block copolymer or a random copolymer.