Microcapsule for use in making carbonless transfer paper
US5071707A · kind A · utility
0Cited by
6References
5Claims
0Family size
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Key dates
| Filing date | Mar 26, 1990 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Mar 26, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2984
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Microcapsules containing a color-forming material and a solvent therefor, the solvent being a mixture of certain oligomeric isomers of benzylcumene and its higher homologues and a mixture of isomers of bis(isopropylphenyl) phenylmethane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.