Semi IPN polyurethane / poly urea protective film - 3M INNOVATIVE PROPERTIES COMPANY

Title:

Semi IPN polyurethane / poly urea protective film

Document Type and Number:

Japanese Patent JP5973382

Kind Code:

B2

Abstract:

Briefly, the present disclosure provides a film, tape or outer layer of a composite part comprising: a) at least one layer comprising a crosslinked polymer selected from the group consisting of crosslinked polyurethane, crosslinked polyurea, and crosslinked mixed polyurethane/polyurea polymer; and in some embodiments b) an adhesive layer. In some embodiments the layer additionally comprises a non-crosslinked polymer forming a semi-IPN with the crosslinked polymer. In some embodiments the non-crosslinked polymer may be selected from the group consisting of polyurethane, polyurea, and mixed polyurethane/polyurea polymer. In some embodiments the crosslinked polymer may additionally comprise an acrylate-containing component.

Inventors:

Marks, Ryan Yee.
Freish Hacker, Gerald F.

Application Number:

JP2013119651A

Publication Date:

August 23, 2016

Filing Date:

June 06, 2013

Export Citation:

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