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Inventor: Lutz; Walter
Address: Hochheim, DE
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4801508 |
Drafting material |
January 31, 1989 |
| The invention discloses a drafting material which comprises a plastic support having, on at least one surface, an adhesive layer, a layer of a pigmented or clear lacquer and an antistatic top layer, in which the layer of pigmented or clear lacquer contains a combination of(a) a linear ar |
| 4661432 |
Light-sensitive, diazonium group-containing polycondensation product, process for its production |
April 28, 1987 |
| A light-sensitive, diazonium group-containing polycondensation product is described which comprises(a) an optionally substituted diphenylamine-dianzonium salt I.(b) a compound corresponding to the formula II whereinR.sup.4 is H, alkyl or acyl, andR.sup.5 is an optionally substituted aromatic rad |
| 4659645 |
Photosensitive mixture and photosensitive recording material with diazonium salt polycondensatio |
April 21, 1987 |
| A photosensitive mixture comprised of(a) a diazonium salt polycondensation product comprising recurring units of the formulas A--N.sub.2 X and B, which units are linked by bivalent intermediate members derived from a carbonyl compound which is capable of condensation, wherein the A--N.su |
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