Abrasive filaments with improved stiffness and industrial brushes comprising the same and uses thereof
AssigneeE. I. Du Pont de Nemours and Company
InventorsXianqiao LIU, Haifeng YU
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Abstract
Disclosed herein are abrasive filaments with improved stiffness and industrial brushes comprising the same, wherein the abrasive filaments are formed of polyamide compositions comprising, (a) at least one polyamide; (b) about 0.1-1 wt % of at least one linear chain extending compound that has a molecular weight of 1000 Daltons or lower; (c) about 0.1-1 wt % of at least one antioxidant; and (d) about 10-40 wt % of abrasive particles, with the total wt % of all components in the composition totaling to 100 wt %.
Claims13
An abrasive filament formed of a melt blended polyamide composition, wherein the polyamide composition comprises:
- (i) at least one polyamide;
- (ii) 0.1-1 wt % of at least one linear chain extending compound having a molecular weight of 1000 Daltons or lower;
- (iii) 0.1-1 wt % of at least one antioxidant;
- and
- (iv) 10-40 wt % of abrasive particles,
- with the total wt % of all components is based on the total and totals 100 wt %.
Dependencies are inferred from the claim text.