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Invention Patent
JPWO2020100832A1 組成物 审中-公开

組成物
Abstract:
下記(A)〜(D)を含有する組成物。(A)数平均分子量が5000以上のウレタン(メタ)アクリレートを、(A)と(B)の合計100質量部に対して40〜75質量部、(B−1)ウレタン結合を有さない(メタ)アクリレート及び(B−2)(メタ)アクリル酸を(A)と(B)の合計100質量部に対して15〜25質量部を含有する(B)(メタ)アクリル化合物、(C)重合開始剤、(D)還元剤。
Abstract(English):

A composition comprising the following (A) to (D):(A) 40 to 75 parts by mass of a urethane meth)acrylate having a number-average molecular weight of 5,000 or more based on 100 parts by mass of the total of (A) and (B);(B) a (meta)acrylic compound comprising:(B-1) a (meth)acrylate having no urethane bond, and(B-2) 15 to 25 parts by mass of a (meth)acrylic acid, based on 100 parts by mass of the total of (A) and (B);(C) a polymerization initiator; and(D) a reducing agent.

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