Patent ID: 11945940
Assignee: BYK-CHEMIE GMBH
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 11:
12. A process of preparing a filled polyvinyl chloride material, the process comprising:
forming a mixture by mixing, in any suitable order, components comprising:
polyvinylchloride,
inorganic solid particles,
a polymer comprising a polyether segment, wherein at least 60 mol-% of end groups of the polymer include any one or more of a carboxylic acid group and a hydroxyl group, and at least a part of the end groups includes a carboxylic acid group linked to the polyether segment via a linking segment comprising an ester group, and
optionally further components, and
subjecting the mixture to shear force in a temperature range of 80 to 200° C.