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US 10,519,308 B2Granted
Composition for gel cushion, and gel cushion manufactured therefrom
AssigneesBullstone Co., Ltd., Caremate Corporation
InventorsYoung-Jin Kim, Byoung-Jun Seo, He-Goun Yoon
Life of this patent
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Abstract
The present invention relates to a composition for a gel cushion and to a gel cushion manufactured therefrom, the composition for a gel cushion comprising 5-8 parts by weight of an additive based on 100 parts by weight of a mixture of an oil and a copolymer which is obtained by polymerization of a polystyrene-based polymer and polypropylene.
Claims5
A composition for a gel cushion comprising:
- 5 to 8 parts by weight of an additive based on 100 parts by weight of a mixture comprising 30 to 40 wt % of a copolymer prepared by copolymerizing a polystyrene-based polymer and polypropylene and 60 to 70 wt % of an oil;
- and
- 0.3 to 0.7 parts by weight of a heat stabilizer based on 100 parts by weight of the mixture composed of the copolymer and the oil,
- wherein the heat stabilizer comprises at least one of phosphonates and phosphates, and the composition for a gel cushion has a hardness (Shore A) of 10 or less.
1 more element
Dependencies are inferred from the claim text.