Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or...
Patent
1990-09-28
1992-05-12
Schwartz, Pamela R.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
503215, 503226, B41M 540
Patent
active
051127970
ABSTRACT:
A donor sheet for pressure-sensitive image recording which comprises a support, an undercoating layer applied onto said support, and an overcoating layer applied onto said undercoating layer, said undercoating layer comprising microcapsules containing a solid wax, and said overcoating layer comprising microcapsules containing an image-forming component. By using said donor sheet, record images having a sufficiently high color density and a high resolution degree can be formed on a receptor sheet.
REFERENCES:
patent: 4411451 (1983-10-01), Matsushita et al.
patent: 4596996 (1986-06-01), Sandberg et al.
Takahashi Shunsuke
Tsukahara Hirokazu
Mitsubishi Paper Mills Limited
Schwartz Pamela R.
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