US 10,519,269 B2Granted

Laminating adhesive—polyester-polycarbonate-polyol systems

AssigneesDow Global Technologies LLC, Rohm and Haas Company

InventorsJoseph J. Zupancic, Jorge Jimenez, Amira A. Marine, David E. Vietti, Qiuyun Xu

Life of this patent

Estimating the term…

The instant invention provides a curable formulation suitable for laminating adhesive applications, and laminating adhesives made therefrom.

Dependent claims

A curable formulation comprising

a polyester-polycarbonate polyol having a polycarbonate functionality in the range of from 10-25%, a hydroxyl number in the range of from 100-250 and a number average molecular weight (Mn) in the range of from 450 to 1200.

Dependencies are inferred from the claim text.

C08G 18/44
Polycondensates having carboxylic or carbonic ester groups in the main chain: polycarbonates
B32B 7/12
Interconnection of layers: using interposed adhesives or interposed materials with bonding properties
B32B 15/08
Comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material: of synthetic resin
B32B 15/085
Of synthetic resin: comprising polyolefins

From the US filing history. Foreign family members aren’t listed.

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