초록

A selectively light transmission sheet composed of two selectively light transmitting structures, one comprising a single or separate two metal layers (A) and a single or separate two dielectric layers (B), another comprising an organic polymer layer (C) containing a near infrared ray absorbent.

대표청구항 ▼

A selective light transmission sheet having a selective light transmission laminate structure whose laminate structure comprises: a first selectively light transmitting structure comprising: (a) at least one metal layer formed of a metal selected from the group consisting of gold, silver, copper and

A selective light transmission sheet having a selective light transmission laminate structure whose laminate structure comprises: a first selectively light transmitting structure comprising: (a) at least one metal layer formed of a metal selected from the group consisting of gold, silver, copper and their alloys, having a thickness ranging from 40 Åto 300 Å, and (b) at least one dielectric layer having a refractive index of 1.35 to 2.5 and having a thickness ranging from 30 Åto 1,500 Å, and a second selectively light transmitting structure comprising an organic polymer layer which contains a near infrared ray absorbent whose maximum absorption wave length is in the range of 800 nm to 1,200 nm, wherein said second selectively light transmitting structure has a transmission factor of 30% or less at the maximum absorption wavelength and, a visible light transmission factor of 50% or more, wherein said selective light transmission sheet has a visible light transmission factor of 50 to 80%.