阅读说明：本技术 具有功能元件和遮蔽印刷物的复合玻璃板 (Composite glass pane with functional element and screen printing ) 是由 F.曼茨 R.贝斯勒 J.多罗萨里奥 于 2019-10-09 设计创作，主要内容包括：本发明涉及具有电可控制的光学性能的复合玻璃板(1),其包括：外玻璃板(4),第一中间层(6),第二中间层(7)和内玻璃板(5),具有电可控制的光学性能的功能元件(2),其布置在第一中间层(6)和第二中间层(7)之间,不透明的遮蔽印刷物(3),其中遮蔽印刷物(3)布置在外玻璃板(4)的表面的部分区域上,和其中设置遮蔽印刷物(3)用于反射红外辐射。(The invention relates to a composite glass pane (1) having electrically controllable optical properties, comprising: an outer glass pane (4), a first intermediate layer (6), a second intermediate layer (7) and an inner glass pane (5), a functional element (2) having electrically controllable optical properties, which is arranged between the first intermediate layer (6) and the second intermediate layer (7), an opaque screen print (3), wherein the screen print (3) is arranged on a partial region of the surface of the outer glass pane (4), and wherein the screen print (3) is provided for reflecting infrared radiation.)

1. Composite glass pane (1) with electrically controllable optical properties, comprising:

an outer glass pane (4), a first intermediate layer (6), a second intermediate layer (7) and an inner glass pane (5),

a functional element (2) with electrically controllable optical properties, which is arranged between the first intermediate layer (6) and the second intermediate layer (7),

an opaque screen print (3), wherein the screen print (3) is arranged on a partial region of the surface of the outer pane (4), and

wherein a screen print (3) is provided for reflecting infrared radiation.

2. A composite glass pane (1) according to claim 1, wherein the opaque mask print (3) reflects radiation having a wavelength in the range of 760nm to 2.8 μ ι η (nir).

3. A composite glass pane (1) according to claim 1 or 2, wherein the opaque screen print (3) has a reflection coefficient of 20% to 50% at a wavelength in the range of 760nm to 2.8 μ ι η (nir).

4. Composite glass pane (1) according to one of claims 1 to 3, wherein the opaque screen print (3) is a baking varnish with an infrared-reflective metal, in particular silver, gold or copper.

5. A composite glass pane (1) according to any one of claims 1 to 4, wherein the opaque screen print (3) comprises colour pigments on a ceramic glaze or enamel.

6. A composite glass pane (1) according to any one of claims 1 to 5, wherein the opaque screen print (3) is black.

7. A composite glass pane (1) according to any one of claims 1 to 6, wherein an opaque screen print (3) is arranged on the inner side surface of the outer glass pane (1), in particular on the surface facing the first intermediate layer (6).

8. A composite glass pane (1) according to any one of claims 1 to 7, wherein the opaque screen print (3) screens the peripheral frame-like edge region of the composite glass pane (1).

9. A composite glass pane (1) according to any one of claims 1 to 7, wherein a third interlayer (8) is provided and the third interlayer (8) has an infrared-reflective coating.

10. A composite glass pane (1) according to claim 9, wherein the infrared-reflective coating extends over the entire surface of the third intermediate layer 8, excluding the surrounding frame-like uncoated area having a width (C).

11. A composite glass pane (1) according to claim 10, wherein the width (C) of the uncoated area is smaller than or equal to the width (B) of the surrounding frame-like edge area of the screen print (3).

12. A composite glass pane (1) according to claim 8, wherein the third interlayer (8) is arranged between the first interlayer (6) and the second interlayer (7).

13. Composite glass pane (1) according to any one of claims 5 to 6, wherein the third interlayer (8) has polyvinyl butyral, ethylene vinyl acetate, polyurethane and/or mixtures and/or copolymers thereof and a polymer film.

14. Composite glass pane (1) according to any one of claims 1 to 11, wherein the functional element (3) is a PD L C-functional element.

15. Method for manufacturing a composite glass pane (1) with electrically controllable optical properties according to any one of claims 1 to 14, comprising at least

a) An opaque infrared-reflective mask print (3) is printed on a partial area of one side of the outer glass plate (4),

b) providing an assembly comprising in this order an outer glass pane (4), a first intermediate layer (6), a functional element (2) having electrically controllable optical properties, a second intermediate layer (7) and an inner glass pane (5),

c) heat treating the assembly obtained in step b) to laminate the assembly, thereby forming the composite glass sheet.