Back to results
US 2019/0022828 A1Published application
Abrasive article and a process for preparation thereof
Assignee3M Innovative Properties Company
InventorsDeval Y. Vashistha, Raju B.S. Thakur, Samir H. Soni, Dhritisunder Bhattacharya, Satish V. Palled
Life of this patent
Estimating the term…
Abstract
The present invention relates to abrasive articles, more specifically to coated abrasive article with non-woven backing and a method of their preparation.
Claims25
An abrasive article comprising:
- a) a non-woven backing;
- and
- b) one or more layers of abrasive slurry deposited over the backing,
- wherein said non-woven backing is impregnated with an acrylic emulsion and wherein the abrasive slurry comprises of one or more mineral particles and binder.
1 more element
A backing for abrasive article comprising non-woven spun-bonded polypropylene fabric impregnated with acrylic emulsion
A process of preparing an abrasive article comprising the steps of:
- a) depositing abrasive slurry comprising one or more mineral particles and binder over a backing as a layer;
- b) heating the abrasive slurry deposited over the backing;
- and
- c) curing the abrasive slurry deposited over the backing;
- d) optionally
- e) repeating steps (a) to (c) to obtain one or more layers of abrasive slurry over backing;
- f) coating the cured abrasive slurry with a stearate formulation.
4 more elements
Dependencies are inferred from the claim text.