Polyolefin surface material UV adhesive tape and preparation method thereof
A polyolefin and surface material technology, applied in the direction of adhesives, ester copolymer adhesives, adhesive types, etc., can solve problems such as insufficient adhesion of PO films, uneven expansion of PO films, etc., to improve degumming problems, improve The adhesive layer is too soft or too hard, the effect of enhanced adhesion and cohesion
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[0038] Prepare polyolefin face material UV tape as follows
[0039] Step S1
[0040] According to the formula described in Table 1, polypropylene (C 3 ), ethylene-propylene copolymer C 5(70) (ethylene content is 30wt%), ethylene-propylene copolymer C 5(80) (ethylene content is 20wt%) and other polypropylene raw materials purchased from Mitsubishi Corporation of Japan were mixed, and the PO film was prepared by casting method.
[0041] The formula of the PO membrane of table 1 embodiment 1-4
[0042] raw material
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C 3
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C 5(70)
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C 5(80)
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[0043] PO film of the present invention adopts C during production 3 、C 5(70) 、C 5(80) When mixing other polypropylene raw materials, the longitudinal and transverse elongation are quite...
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