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US 2018/0023706 A1Published application
Gasket and manufacturing method thereof
AssigneeNichias Corporation
InventorsHirotaka NATORI, Tomokazu WATANABE, Nahoko KITAJIMA
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Abstract
A gasket including a sheet part that includes exfoliated clay minerals, wherein the exfoliated clay minerals are irregularly dispersed in the sheet part without being oriented.
Claims15
A gasket comprising a sheet part that comprises exfoliated clay minerals, wherein the exfoliated clay minerals are irregularly dispersed without being oriented in the sheet part.
A method for producing a gasket comprising:
- exfoliating clay minerals to obtain exfoliated clay minerals,
- freeze-drying a dispersion in which the exfoliated clay minerals are dispersed,
- shaping the freeze-dried dispersion into a sheet part, and
- attaching the sheet part to a main body of a gasket.
1 more element
A method for producing a spiral-wound gasket comprising:
- exfoliating clay minerals to obtain exfoliated clay minerals,
- freeze-drying a dispersion in which the exfoliated clay minerals are dispersed,
- shaping the freeze-dried dispersion into a sheet part, and
- using the sheet part as a filler, and winding spirally the filler and a hoop to form a gasket main body.
1 more element
Dependencies are inferred from the claim text.