RO92183B1 - PROCEDEU DE OBTINERE A MATRITELOR FILIGRAM PENTRU IMPRIMAREA HîRTIEI - Google Patents
PROCEDEU DE OBTINERE A MATRITELOR FILIGRAM PENTRU IMPRIMAREA HîRTIEIInfo
- Publication number
- RO92183B1 RO92183B1 RO117807A RO11780785A RO92183B1 RO 92183 B1 RO92183 B1 RO 92183B1 RO 117807 A RO117807 A RO 117807A RO 11780785 A RO11780785 A RO 11780785A RO 92183 B1 RO92183 B1 RO 92183B1
- Authority
- RO
- Romania
- Prior art keywords
- obtaining
- paper
- mold
- filigree
- dies
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000004049 embossing Methods 0.000 abstract 1
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 238000007687 exposure technique Methods 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 1
Landscapes
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Abstract
Inventia se refera la un procedeu de obtinere si aplicare pe o sita cilindrica a contururilor unei matrite cu un model în relief utilizat la imprimarea filigramelor în hârtie. procedeul pentru obtinerea unei varietati mari de matrite pentru imprimarea hârtiei filigram, se realizeaza un decupaj într-o matrita de grosimi relativ mari 50 - 100 um prin procedeul de mascare cu alcool polivinilic fotopolimerizabil si expunere cu film fotografic fara riscul de dispersie a luminii incidente necesare polimerizarii pe suprafete ce prezinta forme în relief, utilizând tehnica de expunere pe spatele matritei în care formele de relief sunt în adâncime, cu zonele de transparenta ale filmului de grosime egala cu protectia plana a desenului.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117807A RO92183B1 (ro) | 1985-03-01 | 1985-03-01 | PROCEDEU DE OBTINERE A MATRITELOR FILIGRAM PENTRU IMPRIMAREA HîRTIEI |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117807A RO92183B1 (ro) | 1985-03-01 | 1985-03-01 | PROCEDEU DE OBTINERE A MATRITELOR FILIGRAM PENTRU IMPRIMAREA HîRTIEI |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO92183A2 RO92183A2 (ro) | 1987-08-31 |
| RO92183B1 true RO92183B1 (ro) | 1987-09-01 |
Family
ID=20116666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO117807A RO92183B1 (ro) | 1985-03-01 | 1985-03-01 | PROCEDEU DE OBTINERE A MATRITELOR FILIGRAM PENTRU IMPRIMAREA HîRTIEI |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO92183B1 (ro) |
-
1985
- 1985-03-01 RO RO117807A patent/RO92183B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO92183A2 (ro) | 1987-08-31 |
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