Claims
- 1. A thermal transfer ribbon comprising a flexible substrate and a coating on said substrate of a thermal transfer material which provides a receptive layer for thermal transfer ink when transferred to a receiving substrate, wherein said thermal transfer material comprises wax, 5-40 wt. %, elastomeric resin and white pigment and the weight of said coating on said substrate ranges from 7.75 to 23.25 g/m2,wherein the white pigment comprises 40 to 50 weight percent of the total dry ingredients within the thermal transfer material.
- 2. A thermal transfer ribbon as in claim 1, wherein the coating of thermal transfer material has a coating weight within the range of 13.5 to 17.5 g/m2.
- 3. A thermal transfer ribbon as in claim 1, wherein the thermoplastic elastomeric resin comprises an elastomer selected from the group consisting of acrylic-acid-ethylene-vinyl acetate terpolymer, ethylene vinyl acetate copolymer, ethylene ethylacetate copolymer, methacrylic acid ethylene vinyl acetate terpolymer and acrylic acid ethylene-ethyl acetate terpolymer.
Parent Case Info
This application is a divisional of application Ser. No. 08/574,169, filed Dec. 18, 1995 now U.S. Pat. No. 5,776,280.
US Referenced Citations (23)
Foreign Referenced Citations (3)
Number |
Date |
Country |
0281075 |
Sep 1988 |
EP |
0376170 |
Jul 1990 |
EP |
2270392 |
Mar 1994 |
GB |
Non-Patent Literature Citations (2)
Entry |
Patent Abstracts of Japan, vol. 010, No. 261 (M-514), Sep. 5, 1986 & JP 61 086289 A (Mitsubishi Electric Corp), May 1, 1986. |
Patent Abstracts of Japan, vol. 014, No. 052 (M-0928), Jan. 30, 1990 & JP 01 280587 A (Ricoh Co Ltd), Nov. 1, 1989. |