The present invention relates to an emulsion composition in the form of a physical gel for a glass yarn, wherein the emulsion composition comprises from 0.1 to 5% of at least one texturing agent selected from xanthan, gallium and succinoglycan; At least one film-forming second to 8%; 0.1 to 8% of at least one compound selected from the group comprising plasticizers, surface active agents and dispersants; From 0.1 to 4% of at least one binder; And 0 to 6% of at least one additive. The present invention also relates to a glass chamber coated with said emulsion composition and to a composite material comprising an organic or inorganic material reinforced with said glass chamber.
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