TESA德莎4720 PET双面胶带
TESA®4720产品特点是双面自粘胶带,组成一个透明的PET膜与两个不同的丙烯酸酯胶粘剂的后盾。
TESA®4720的功能,尤其是:
开放的一面:不同基材的附着力**别/**债券
盖方:低附着水平/从不同的基板上残留的自由撤换
主要应用
安装液晶面板和背光单元
技术数据
背衬材料PET膜
颜色透明
磁带100微米的厚度
胶粘剂tackified丙烯酸类型
胶粘剂的类型(覆盖面)丙烯酸
在断裂伸长率60%
拉伸强度40牛顿/厘米
班轮玻璃纸类型
的衬垫厚度78微米
班轮黄色的颜色
班轮92克/平方米的重量
附着力
钢铁(初始)8.5牛顿/厘??米
钢铁(包括端,初始)4牛顿/厘米
ABS(初始)7.1牛顿/厘米
ABS(包括端,初始)2.7牛顿/厘米
铝(初步)7.5牛顿/厘??米
铝(包括端,初始)1.7牛顿/厘米
PC机(初)10.7牛顿/厘米
PC(包括端,初始)2.8牛顿/厘米
PE(初始)3.9牛顿/厘米
PE(包括端,初始)0.7牛顿/厘米
PET(初始)7牛顿/厘米
PET(包括端,初始)1.8牛顿/厘米
PP(初始)3.8牛顿/厘米
PP(包括端,初始)1.3牛顿/厘米
PS(初始)8.4牛顿/厘米
PS(包括端,初始)2.2牛顿/厘米
聚氯乙烯(初步)8.6牛顿/厘米
PVC(包括端,初始)3.6牛顿/厘米
钢(后14天)12.9牛顿/厘米
钢(覆盖后14天内的一面,)5.7牛顿/厘米
ABS(后14天)10.2牛顿/厘米
ABS(后14天内覆盖方面,)4.7牛顿/厘米
后14天),铝(9.2牛顿/厘米
等。 (覆盖的一面,经过14天)4.8牛顿/厘米
PC(后14天)12牛顿/厘米
PC(覆盖后14天内的一面,)5.2牛顿/厘米
PE(14天)后4.9牛顿/厘米
PE(覆盖后14天内的一面,)1.1牛顿/厘米
PET(后14天)6.8牛顿/厘米
PET(覆盖后14天内的一面,)2.8牛顿/厘米
PP(后14天)5.3牛顿/厘米
PP(覆盖后14天内的一面,)1.6牛顿/厘米
PS(14天)后11牛顿/厘米
PS(覆盖后14天内的一面,)3.6牛顿/厘米
聚氯乙烯(后14天)11.5牛顿/厘??米
PVC(覆盖后14天内的一面,)5.3牛顿/厘米
属性
静态剪切性,在23°的C +
静态抗剪强度在40℃ -
德Ø
湿敏电阻 -
耐高温短期200°C间
耐温长期80°C间
柔软剂电阻Ø
Product Features tesa® 4720 is a double-sided self-adhesive tape consisting of a transparent PET-film backing with two different acrylic adhesives.
tesa® 4720 features especially:
Open side: high adhesion level / secure bond of different substrates
Covered side: low adhesion level / residue free removability from different substrates
Main Applications Mounting of LCD panel and backlight unit
Technical Data
Backing material
PET film
Colour
transparent
Thickness of tape
100 µm
Type of adhesive
tackified acrylic
Type of adhesive (covered side)
acrylic
Elongation at break
60 %
Tensile strength
40 N/cm
Type of liner
glassine
Thickness of liner
78 µm
Colour of liner
yellow
Weight of liner
92 g/m²
Adhesion to
Steel (initial)
8.5 N/cm
Steel (covered side, initial)
4 N/cm
ABS (initial)
7.1 N/cm
ABS (covered side, initial)
2.7 N/cm
Aluminium (initial)
7.5 N/cm
Aluminium (covered side, initial)
1.7 N/cm
PC (initial)
10.7 N/cm
PC (covered side, initial)
2.8 N/cm
PE (initial)
3.9 N/cm
PE (covered side, initial)
0.7 N/cm
PET (initial)
7 N/cm
PET (covered side, initial)
1.8 N/cm
PP (initial)
3.8 N/cm
PP (covered side, initial)
1.3 N/cm
PS (initial)
8.4 N/cm
PS (covered side, initial)
2.2 N/cm
PVC (initial)
8.6 N/cm
PVC (covered side, initial)
3.6 N/cm
Steel (after 14 days)
12.9 N/cm
Steel (covered side, after 14 days)
5.7 N/cm
ABS (after 14 days)
10.2 N/cm
ABS (covered side, after 14 days)
4.7 N/cm
Aluminium (after 14 days)
9.2 N/cm
Al. (covered side, after 14 days)
4.8 N/cm
PC (after 14 days)
12 N/cm
PC (covered side, after 14 days)
5.2 N/cm
PE (after 14 days)
4.9 N/cm
PE (covered side, after 14 days)
1.1 N/cm
PET (after 14 days)
6.8 N/cm
PET (covered side, after 14 days)
2.8 N/cm
PP (after 14 days)
5.3 N/cm
PP (covered side, after 14 days)
1.6 N/cm
PS (after 14 days)
11 N/cm
PS (covered side, after 14 days)
3.6 N/cm
PVC (after 14 days)
11.5 N/cm
PVC (covered side, after 14 days)
5.3 N/cm
Properties
Static shear resistance at 23 °C
+
Static shear resistance at 40 °C
-
Tack
o
Humidity resistance
-
Temperature resistance short term
200 °C
Temperature resistance long term
80 °C
Softener resistance
o