Title:
ポリ塩化ビニル絶縁粘着テープに用いられるＵＶ架橋性ホットメルト感圧性接着剤
Document Type and Number:
Japanese Patent JP6861215
Kind Code:
B2
Abstract:
The present invention relates to a UV-crosslinked hot-melt pressure-sensitive adhesive used for a PVC insulation adhesive tape obtainable by crosslinking and curing a composition by UV irradiation,the composition comprising the following major components: polymers containing vinyl monomers, functional monomers, soft monomers, and photoinitiators, a polymerization initiator, and an antioxidant,wherein the vinyl monomer is selected from a group consisting of one or more n-butyl acrylate, 2-ethylhexyl acrylate, n-octyl acrylate, isobornyl acrylate, n-dodecyl acrylate, methyl n-butyl acrylate, methyl 2-ethylhexyl acrylate, and methyl n-octyl acrylate, and the amount of the vinyl monomer is 40-65% of the total amount,wherein the functional monomer is N-vinylpyrrolidone, and the amount thereof is 2-10% of the total amount,wherein the soft monomer is C17 acrylate or methyl acrylate, and the amount thereof is 5-15% of the total amount,wherein the photoinitiator is methacryloyloxy or acryloyloxy containing acetophenone or benzophenone derivative, and the amount thereof is 2-10% of the total amount, andwherein the polymerization initiator comprises azo compounds, acyl peroxides, and alkyl peroxides, the azo compound being 2,2-azobisisobutyronitrile, and the acyl peroxides being benzoyl peroxide, didecanoyl peroxide or isononanoyl peroxide, or the polymerization initiator is benzotriazole-1-yl-oxy-tris(dimethylamino) phosphonium hexafluorophosphate, and the amount of the polymerization initiator is 1-10% of the total amount.
Inventors:
Phoenix
Qi Shuqin
Lee Soo
Qi Shuqin
Lee Soo
Application Number:
JP2018541363A
Publication Date:
April 21, 2021
Filing Date:
May 12, 2016
Export Citation:
Assignee:
HEBEI YONGLE TAPE CO., LTD.
International Classes:
C09J4/02; C09J7/20; C09J7/35; C09J7/38; C09J11/06; C09J11/08; C09J133/08
Domestic Patent References:
| JP2015535030A | ||||
| JP2014043543A | ||||
| JP8504857A | ||||
| JP2008045124A |
Foreign References:
| US20120315474 | ||||
| WO2015043997A1 | ||||
| WO2015131938A1 |
Attorney, Agent or Firm:
Fukami patent office