Table or workbench covering

Details Table or workbench covering Table or workbench covering

2005-11-01

2005-11-01

Chen, José V. (Department: 3637)

Horizontally supported planar surfaces

Plural related horizontal surfaces

Detachable enlarging or substitute surface

C108S161000

Reexamination Certificate

active

06959652

ABSTRACT:
A table- or workbench covering made of a first electrically conductive layer having a specific resistance in the range of 5×106Ωcm to 5×109Ωcm, and a second electrically conductive layer having a specific resistance in the range of 5×104Ωcm to 5×107Ωcm, the layers being made of rubber mixtures containing antistatic agents and/or electrically conductive particles and are calendered together as well as connected by vulcanization, and which have a sulfate content of <100 μg/cm2, extractable using deionized water.

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