Invention Grant
- Patent Title: Elastomeric composition comprising graphene and tire components comprising said composition
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Application No.: US15747146Application Date: 2016-07-25
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Publication No.: US10920045B2Publication Date: 2021-02-16
- Inventor: Giulio Cesareo , Massimiliano Bianchi , Antonino Di Pasquale
- Applicant: DIRECTA PLUS S.P.A.
- Applicant Address: IT Como
- Assignee: DIRECTA PLUS S.P.A.
- Current Assignee: DIRECTA PLUS S.P.A.
- Current Assignee Address: IT Como
- Agency: Renaissance IP Law Group, LLP
- Agent David A. Crowther
- Priority: IT102015000044735 20150814
- International Application: PCT/EP2016/067618 WO 20160725
- International Announcement: WO2017/029072 WO 20170223
- Main IPC: C08K3/04
- IPC: C08K3/04 ; C08K3/36 ; B60C1/00 ; B60C5/00 ; C08L9/00 ; C08L9/06 ; C08L7/00 ; C08L23/16

Abstract:
Elastomeric composition for producing tire components comprising, based upon parts by weight per 100 parts by weight of rubber (phr): (A) 100 phr of a blend of rubber comprising at least 20% by weight of an isoprene polymer; (B) from 0 to 30 phr of silica; (C) from 0 to 50 phr of amorphous carbon black; (D) from 1 to 40 phr of graphene, wherein the graphene consists of graphene nanoplatelets, wherein at least 90% have a lateral size (x, y) from 50 to 50000 nm and a thickness (z) from 0.34 to 50 nm, wherein the lateral size is always greater than the thickness (x, y>z), and wherein the C/O ratio is ≥100:1.
Public/Granted literature
- US20180215904A1 ELASTOMERIC COMPOSITION COMPRISING GRAPHENE AND TIRE COMPONENTS COMPRISING SAID COMPOSITION Public/Granted day:2018-08-02
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