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Koninklijke Papierfabrieken Van Gelder Zonen N.V. Patents |
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Assignee: Koninklijke Papierfabrieken Van Gelder Zonen N.V.
Address: Amsterdam, NL
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| RE31124 |
Reinforced plastics carrier for printed circuits |
January 11, 1983 |
| Non-woven glass-fiber webs for reinforcing plastics material carrying printed circuits are produced by the wet process from E-glass fibers bonded with polyvinyl alcohol. The polyvinyl alcohol used is a powder or suspension, has a degree of hydrolization of 98-100%, and a viscosity, as |
| 3937865 |
Reinforced plastics carrier for printed circuits |
February 10, 1976 |
| Non-woven glass-fiber webs for reinforcing plastics material carrying printed circuits are produced by the wet process from E-glass fibers bonded with polyvinyl alcohol. The polyvinyl alcohol used is a powder or suspension, has a degree of hydrolization of 98 - 100%, and a viscosity, |
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