Back to results
US 2019/0160729 A1Published application
Method of making structured hybrid adhesive articles
Assignee3M Innovative Properties Company
InventorsLarry S. Hebert, Dmitriy Salnikov
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
Assignee3M Innovative Properties Company
InventorsLarry S. Hebert, Dmitriy Salnikov
Estimating the term…
A method is provided for making structured hybrid adhesive articles comprising the steps of: a) providing an adhesive article comprising: i) a base resin comprising an epoxy resin, ii) a first epoxy curative, and iii) a second epoxy curative, by reacting the base resin with the first epoxy curative such that the first epoxy curative is substantially reacted with epoxy resin in the article and the second epoxy curative is substantially unreacted in the article; b) embossing the adhesive article with a relief pattern; and c) curing the adhesive article such that the second epoxy curative is substantially reacted with epoxy in the article. In some embodiments, the method additionally comprises a step of embedding a scrim in the adhesive. In some embodiments, the method additionally comprises a step of depositing an electrically conductive layer onto the surface of the adhesive article embossed with the relief pattern.
A method comprising the steps of:
The method according to any of the preceding claims, wherein the first epoxy curative is a polymercaptan.
The method according to any of the preceding claims, wherein the second epoxy curative is a polyamine.
The method according to any of the preceding claims, wherein the base resin includes no acrylic resin.
The method according to any of the preceding claims additionally comprising the step of
The method according to any of the preceding claims additionally comprising the step of
The method according to any of the preceding claims additionally comprising the step of
The method according to any of the preceding claims wherein step a) is carried out prior to step b).
The method according to any of the preceding claims wherein step a) is carried out simultaneously with step b).
Dependencies are inferred from the claim text.