聚酰亞胺薄膜丙烯酸壓敏膠帶是在聚酰亞胺薄膜單面涂以丙烯酸壓敏膠粘劑制成的。具有一定的表面自粘性，剝離強(qiáng)度，內(nèi)聚力及一定的剪切強(qiáng)度。適用于各種大型的電機(jī)、電器、電纜及電子產(chǎn)品絕緣。
一、技術(shù)要求
1、外觀：
膠帶盤(pán)面應(yīng)平整、無(wú)氣泡、無(wú)流膠、膠層均勻。開(kāi)卷時(shí)膠層不轉(zhuǎn)移，邊比整齊無(wú)破損。
2、尺寸：
2.1 膠帶長(zhǎng)度：每卷總長(zhǎng)度30-60米或根據(jù)用戶(hù)要求提供。
2.2 膠帶寬度：寬度為10mm-50mm，偏差為±0.5mm。寬度大于50mm的膠帶，偏差為±1.0mm；可根據(jù)用戶(hù)要求提供各種規(guī)格的膠帶。
2.3 膠帶的厚度與允許偏差：根據(jù)用戶(hù)的要求可供給各種厚度的膠帶，允許偏差：±0.008mm。
3、膠帶性能要求：

241 Polyimide Pressure Sensitive Adhesive Tape with Acrylic Resin

Standard No. Q/12YJ4212-2005
This kind of tape is made of polyimide material with acrylic adhesive, which shows excellent dielectric insulation properties, high heat resistant and is widely used for electrical insulation on motor, transformer, coils and so on. I

I requirements:

1 Appearance

The film surface is smooth, bright and clean. It should have no defects such as folding, tearing, particulate, air bubble, pinhole and any external impurity. Its edges shall be orderly and no breakage.

2 Dimension

The roll length is 30-60 meter or supplied according to the customer’s requirements. The width and allowable deviation: 10mm-50mm: ±0.5mm; >50mm: ±1mm.

3 Thickness

Thickness and allowable deviation: all of the thickness is available, ±0.008mm.