JP2015182273A5 - - Google Patents

Claims (13)

In order from the outermost layer side, a method for producing an article comprising a hard coat laminate having a hard coat layer and a transparent resin film layer,
(A) a step of temporarily attaching a support having an adhesive layer on at least one surface and the hard coat laminate;
(B) A step of cutting out the article made of the hard coat laminate using at least one processing method selected from the group consisting of router processing, water jet processing, laser processing, and punching processing;
(C) using at least one selected from the group consisting of heat and active energy rays, and reducing the adhesive strength between the support and the article to 2 N / 2.5 cm or less;
Including methods.
The method according to claim 1, wherein router processing is used in the step (B).
The method according to claim 2, wherein the milling is performed using a mill whose tip shape is a cylindrical round shape or a tip sphere shape.
4. The method according to claim 2, wherein the mill is a nicked mill.
The method according to any one of claims 2 to 4, wherein a material of a cutting edge of the mill is a cemented carbide.
The method according to any one of claims 1 to 5, wherein the hard coat laminate satisfies the following property (A).
(A) The pencil hardness of at least one surface is 7H or more.
The method according to any one of claims 1 to 6, wherein the hard coat laminate satisfies the following characteristics (b) and (c).
(B) Total light transmittance of 90% or more.
(C) Haze 2.0% or less.
The method according to claim 1, wherein the hard coat laminate satisfies the following characteristics (d).
(D) The minimum bending radius is 40 mm or less.
The method according to claim 1, wherein the article has a curved cutting line having a radius of curvature of 0.1 to 20 mm in a plan view thereof.
The said hard-coat laminated body has a hard-coat layer (H) and a poly (meth) acrylimide-type resin layer ((alpha)) in an order from the outermost layer side, The any one of Claims 1-9 characterized by the above-mentioned. The method described in 1.
The hard coat laminate is in order from the outermost layer side,
First hard coat layer (H1);
Poly (meth) acrylimide resin layer (α);
The method according to any one of claims 1 to 10, further comprising a second hard coat layer (H2).
The hard coat laminate is in order from the outermost layer side,
First hard coat layer (H1);
First poly (meth) acrylimide resin layer (α1);
Aromatic polycarbonate-based resin layer (β);
Second poly (meth) acrylimide resin layer (α2);
A second hard coat layer (H2);
The method according to claim 1, wherein the α1, β, and α2 layers are directly laminated in this order.
A method of manufacturing a touch panel member,
A step of producing an article comprising a hard coat laminate having a hard coat layer and a transparent resin film layer by the method according to any one of claims 1 to 12; and
Using the article obtained in the above step;
Including methods.