Patent ID: 8105426

Claim:
A canister comprising: an adsorption material capable of adsorbing a fuel vapor; and a heat storage material containing a phase change material capable of absorbing and dissipating a latent heat in response to change in temperature; wherein: the heat storage material comprises a plurality of capsules each sealingly containing the phase change material, the capsules are mixed with a binder and are granulated into a plurality of granule bodies; each of the granule bodies is covered by a cover layer made of an alcohol resistance resin; the binder is made of a phenol resin and a mixing rate of the binder is 1 to 10% by weight of the total weight of the capsules; and the alcohol resistance resin is made of a phenol resin and a rate of the cover layers is 1 to 10% by weight of the total weight of the granule bodies.