公开(公告)号：US11692078B2

公开(公告)日：2023-07-04

申请号：US16492817

申请日：2018-03-05

Applicant: BASF SE

Inventor： Charles O. Kerobo ,  John Andrew Randolph ,  Dennis Frederick Berry

IPC: C08K9/04 ,  C09D7/63 ,  C08J5/06 ,  C08K7/02 ,  C09D179/02 ,  D06M15/61 ,  D06M101/32 ,  D06M101/34

CPC classification number: C08K9/04 ,  C08J5/06 ,  C08K7/02 ,  C09D7/63 ,  C09D179/02 ,  D06M15/61 ,  C08J2300/26 ,  D06M2101/32 ,  D06M2101/34

Abstract: A coated fiber for polymer reinforcement is disclosed. The coated fiber comprises a fiber and a coating disposed about said fiber. The fiber has a denier of from about 250 to about 3,000. The coating comprises a branched polyethylene imine. The fiber is present in the coated fiber in an amount of from about 80 to about 99.8 percent by weight and the coating is present in the coated fiber in an amount of from about 0.2 to about 20 percent by weight, with percent by weight based on the total weight of the coated fiber. A method of producing the coated fiber is also disclosed.

公开(公告)号：US20220411607A1

公开(公告)日：2022-12-29

申请号：US17790775

申请日：2021-01-05

Applicant: BASF SE

Inventor： Charles O. Kerobo ,  John Andrew Randolph ,  Dennis Frederick Berry ,  Padma P. Varanasi

IPC: C08K7/02 ,  C08K9/08 ,  C08K3/22 ,  C08K5/18 ,  C08K5/3472 ,  C08K5/14 ,  C08K5/01

Abstract: The presently claimed invention relates to aramid pulp comprising a plurality of fibrils having a coating of polyalkyleneimine disposed thereon. The presently claimed invention further relates to a method of coating the aramid pulp with polyalkyleneimine. The presently claimed invention also relates to a rubber composition comprising the coated aramid pulp and rubber as well as to a method for preparing the rubber composition.