Oji Yuka Goseishi Co., Ltd.

Oji-yuka Synthetic Paper Co., Ltd.

Hironobu Amagai

Takatoshi Nishizawa

Koichi Asami

Isao Itoh

Yukio Saitoh

Motoshi Henbo

An image-receiving sheet for melt thermal transfer recording is disclosed, including: a support (I) comprising (i) a substrate layer (A) made of a stretched film having microvoids formed therein, said stretched film of substrate layer (A) is obtained by stretching a propylene resin film comprising a propylene resin in an amount of from 65 to 95% by weight and inorganic fine powder having a specific surface area of from 10,000 to 40,000 cm.sup.2 /g and an average grain diameter of from 0.5 to 2.3 .mu.m in an amount of from 5 to 35% by weight, (ii) a surface layer (B) made of a stretched propylene film comprising a propylene resin in an amount of from 35 to 65% by weight and inorganic fine powder having a specific surface area of from 25,000 to 300,000 cm.sup.2 /g and an average grain diameter of from 0.07 to 0.9 .mu.m in an amount of from 35 to 65% by weight laminated on one side of said substrate layer (A) and (iii) a back surface layer (C) made of a stretched propylene film comprising a propylene resin in an amount of from 35 to 90% by weight and inorganic fine powder having a specific surface area of from 10,000 to 40,000 cm.sup.2 /g and an average grain diameter of from 0.5 to 2.3 .mu.m in an amount of from 10 to 65% by weight laminated on the opposite side of said substrate layer (A); a water-soluble primer layer (IIa, IIb) coated on the surface layer (B) side of the support (I) or on both sides of the support (I), and a pulp paper layer (IV) having a thickness of from 40 to 250 .mu.m and a Taber stiffness of from 1 to 60 g.multidot.f.multidot.cm laminated on the back surface layer (C) side of the support (I) via an adhesive layer (III).

Image-receiving sheet for melt thermal transfer recording

A thermoplastic resin film having a coated layer thereon, the coating layer comprising a quaternary ammonium salt copolymer comprising (a) a structural unit represented by formula (I): ##STR1## wherein A represents --O-- or --NH--; R.sup.1 represents a hydrogen atom or a methyl group; R.sup.2 represents an alkylene group having from 2 to 4 carbon atoms or --CH.sub.2 CH(OH)--CH.sub.2 --; R.sup.3, R.sup.4, R.sup.5, and R.sup.6, which may be the same or different, each represents an alkyl group having from 1 to 3 carbon atoms; R.sup.7 represents an alkyl group having from 1 to 10 carbon atoms or an aralkyl group having from 7 to 10 carbon atoms; n represents an integer of from 1 to 3; and X represents a chlorine atom, a bromine atom or an iodine atom, (b) a structural unit represented by formula (II): ##STR2## wherein R.sup.8 represents a hydrogen atom or a methyl group; and R.sup.9 represents an alkyl group having from 1 to 22 carbon atoms, an aralkyl group having from 7 to 22 carbon atoms or a cycloalkyl group having from 5 to 22 carbon atoms, and (c) a structural unit derived from a monomer copolymerizable with monomers providing structural units (a) and (b) at a (a):(b):(c) weight ratio of 30 to 70:30 to 70:0 to 40. The thermoplastic resin film exhibits excellent offset printability and excellent antistatic properties.

Thermoplastic resin film with excellent offset printability and offset

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Ibaraki, Japan

Hironobu Amagai