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US 2026/0125558 A1Published application
Thermosetting foam type binder composition, magnetic pad comprising the same, and wireless charging device comprising the same
AssigneesHyundai Motor Company, Kia Corporation, Kcc Corporation
InventorsYoung Min Kim, Jungin Lee, Seungmin Hong, Gwang-Gyu Kim, Kyounghoon Kang, Myoungsoo Chun, Taewook Lim, Yusuk Jung
Life of this patent
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Abstract
A thermosetting foam type binder composition can include a main polymer resin and a foaming agent having a foaming initiation temperature of 70 to 110° C., a foaming rate of 50 to 400%, and a viscosity of 3,000 to 100,000 cP. A magnetic pad can incorporate such thermosetting foam type binder composition. A wireless charging device can incorporate such magnetic pad.
Claims13
A thermosetting foam type binder composition comprising:
- a main polymer resin;
- and
- a foaming agent having a foaming initiation temperature of 70 to 110° C., a foaming rate of 50 to 400%, and a viscosity of 3,000 to 100,000 cP.
A magnetic pad comprising:
- 1.5 to 7 parts by weight of a thermosetting foam type binder composition comprising:
- a main polymer resin, and
- a foaming agent having a foaming initiation temperature of 70 to 110° C., a foaming rate of 50 to 400%, and a viscosity of 3,000 to 100,000 cP.
Dependencies are inferred from the claim text.