Patent ID: 11958952
Assignee: NITTO BOSEKI CO., LTD.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  B  D  H | IPC B  C  D  H

Claim 0:
1. A surface-treated glass cloth comprising a surface treatment layer on a surface, wherein:
a glass constituting the glass cloth has a composition containing 52.0 to 60.0 mass % of SiO2, 15.0 to 26.0 mass % of B2O3, 9.0 to 18.0 mass % of Al2O3, 1.0 to 8.0 mass % of MgO, 1.0 to 10.0 mass % of CaO, 0 to 6.0 mass % of SrO, 0 to 6.0 mass % of TiO2, and 0.1 to 3.0 mass % in total of F2 and Cl2, based on a total amount of the glass;
the glass cloth has a surface coverage in a range of 75.0 to 100.0% and a thickness in a range of 8 to 95 μm; and
the surface treatment layer contains a silane coupling agent having a methacrylic group and contains no surfactant.