IT1107596B - Materiale di registrazione termosen sibile e procedimento per la sua produzione - Google Patents
Materiale di registrazione termosen sibile e procedimento per la sua produzioneInfo
- Publication number
- IT1107596B IT1107596B IT5229178A IT5229178A IT1107596B IT 1107596 B IT1107596 B IT 1107596B IT 5229178 A IT5229178 A IT 5229178A IT 5229178 A IT5229178 A IT 5229178A IT 1107596 B IT1107596 B IT 1107596B
- Authority
- IT
- Italy
- Prior art keywords
- colour
- temp
- different colours
- copies
- phthalide
- Prior art date
Links
- 239000003086 colorant Substances 0.000 title 1
- WNZQDUSMALZDQF-UHFFFAOYSA-N 2-benzofuran-1(3H)-one Chemical compound C1=CC=C2C(=O)OCC2=C1 WNZQDUSMALZDQF-UHFFFAOYSA-N 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 abstract 1
- 150000002596 lactones Chemical group 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- Heat Sensitive Colour Forming Recording (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/861,046 US4151748A (en) | 1977-12-15 | 1977-12-15 | Two color thermally sensitive record material system |
IE2316/78A IE47515B1 (en) | 1977-12-15 | 1978-11-23 | Record material |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7852291A0 IT7852291A0 (it) | 1978-12-14 |
IT1107596B true IT1107596B (it) | 1985-11-25 |
Family
ID=26319251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5229178A IT1107596B (it) | 1977-12-15 | 1978-12-14 | Materiale di registrazione termosen sibile e procedimento per la sua produzione |
Country Status (2)
Country | Link |
---|---|
IE (1) | IE47516B1 (it) |
IT (1) | IT1107596B (it) |
-
1978
- 1978-11-23 IE IE212/83A patent/IE47516B1/en unknown
- 1978-12-14 IT IT5229178A patent/IT1107596B/it active
Also Published As
Publication number | Publication date |
---|---|
IT7852291A0 (it) | 1978-12-14 |
IE47516B1 (en) | 1984-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19941130 |