EASILY DISMANTLING ADHESIVE MATERIAL, JOINED BODY, AND DISMANTLING METHOD

• Main Authors: ANDO SHOTA, ITO KOZO, MAYUMI KOICHI, SATO ERIKO
• Format: Patent
• Language: English; Japanese
• Published: 30.08.2022
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMISTRY; DYES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; PAINTS; POLISHES; USE OF MATERIALS AS ADHESIVES

To provide an easily dismantling adhesive material that has both excellent adhesive strength and easy dismantling property.SOLUTION: There is provided, an easily dismantling adhesive material, which is an easily dismantling adhesive material used for bonding a first structural member and a second structural member to obtain a joined body, and, after that, used for dismantling the joined body by applying heat or active energy ray, and contains a polyrotaxane comprising a cyclic molecule forming an opening, a linear molecular chain passing through the opening of the cyclic molecule, and blocking groups each attached to both ends of the linear molecular chain, and in which the cyclic molecule has a polymerizable group.SELECTED DRAWING: Figure 1 【課題】優れた接着強度と易解体性とを兼ね備える易解体性接着材料を提供する。【解決手段】第１の構造部材と第２の構造部材とを接着して接合体を得、その後、熱または活性エネルギー線を作用させることにより接合体を解体する用途に用いられる易解体性接着材料であって、開口を形成している環状分子と、環状分子の開口を貫通する直鎖状分子鎖と、直鎖状分子鎖の両端にそれぞれ結合した封鎖基とを備えるポリロタキサンを含み、環状分子が重合性基を有する、易解体性接着材料。【選択図】図１