Thermal transfer sheet
US8546303B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Nov 29, 2012 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Nov 29, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M2205/38
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermal transfer sheet comprising: a substrate; a heat resistant slip layer provided on one side of the substrate; an undercoat layer and a dye layer provided in that order on the other side of the substrate, wherein the undercoat layer is formed by using colloidal inorganic pigment ultrafine particles and a copolymer resin of vinyl pyrrolidone and vinyl acetate as main components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.