try something

Author: adolgachev

src/material/chips/chip-action.ts

@@ -33,7 +33,6 @@ import {_StructuralStylesLoader} from '../core';
     '[class.mdc-evolution-chip__action--trailing]': '!_isPrimary && !_isLeading',
     '[attr.tabindex]': '_getTabindex()',
     '[attr.disabled]': '_getDisabledAttribute()',
-    '[attr.aria-disabled]': 'disabled',
     '(click)': '_handleClick($event)',
     '(keydown)': '_handleKeydown($event)',
   },

src/material/chips/chip-grid.ts

@@ -65,7 +65,6 @@ export class MatChipGridChange {
     'class': 'mat-mdc-chip-set mat-mdc-chip-grid mdc-evolution-chip-set',
     '[attr.role]': 'role',
     '[attr.tabindex]': '(disabled || (_chips && _chips.length === 0)) ? -1 : tabIndex',
-    '[attr.aria-disabled]': 'disabled.toString()',
     '[attr.aria-invalid]': 'errorState',
     '[class.mat-mdc-chip-list-disabled]': 'disabled',
     '[class.mat-mdc-chip-list-invalid]': 'errorState',

src/material/chips/chip-input.ts

@@ -61,7 +61,6 @@ export interface MatChipInputEvent {
     '[attr.placeholder]': 'placeholder || null',
     '[attr.aria-invalid]': '_chipGrid && _chipGrid.ngControl ? _chipGrid.ngControl.invalid : null',
     '[attr.aria-required]': '_chipGrid && _chipGrid.required || null',
-    '[attr.aria-disabled]': 'disabled && disabledInteractive ? "true" : null',
     '[attr.readonly]': '_getReadonlyAttribute()',
     '[attr.required]': '_chipGrid && _chipGrid.required || null',
   },

src/material/chips/chip-listbox.ts

@@ -69,7 +69,6 @@ export const MAT_CHIP_LISTBOX_CONTROL_VALUE_ACCESSOR: any = {
     '[attr.role]': 'role',
     '[tabIndex]': '(disabled || empty) ? -1 : tabIndex',
     '[attr.aria-required]': 'role ? required : null',
-    '[attr.aria-disabled]': 'disabled.toString()',
     '[attr.aria-multiselectable]': 'multiple',
     '[attr.aria-orientation]': 'ariaOrientation',
     '[class.mat-mdc-chip-list-disabled]': 'disabled',