Invention Grant
- Patent Title: Multi-component bristle having components with different oral care additives, and oral care implement comprising the same
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Application No.: US15102817Application Date: 2013-12-12
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Publication No.: US10299580B2Publication Date: 2019-05-28
- Inventor: Wen Jin Xi , Ting Yan , Bo Zhang , Guang Sheng Guo
- Applicant: COLGATE-PALMOLIVE COMPANY
- Applicant Address: US NY New York
- Assignee: Colgate-Palmolive Company
- Current Assignee: Colgate-Palmolive Company
- Current Assignee Address: US NY New York
- International Application: PCT/CN2013/089206 WO 20131212
- International Announcement: WO2015/085536 WO 20150618
- Main IPC: A46D1/00
- IPC: A46D1/00 ; A46B9/04 ; A46B11/00

Abstract:
An oral care implement (100) including at least multi-component bristle. The oral care implement (100) comprises a handle (120); a head (110) coupled to the handle (120); at least one bristle tuft extending from the head, the at least one bristle tuft comprises at least one multi-component bristle (200) comprising coextruded core (210) and sheath components (220), the sheath component (220) surrounding a first portion (215) of the core component (210), and a second portion (216) of the core component (210) protruding from the sheath component (220) at a tip portion (230) of the multi-component bristle (200); the sheath component (220) comprises a first plastic and a first oral care additive; the core component (210) comprises a second plastic and a second oral care additive, wherein the first oral care additive is different than the second oral care additive.
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