Adhesive for endoscope, cured product, endoscope, and endoscope production method
An endoscope and adhesive technology, applied in the direction of endoscope, adhesive, adhesive type, etc., can solve the problems of repeated use, etc., and achieve the effects of not easy to deteriorate, high curing reaction rate, and difficult to performance deterioration.
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[0181] Hereinafter, the present invention will be described in more detail based on examples. In addition, the present invention is explained without being limited by the Examples. In addition, "room temperature" means 25 degreeC.
[0182] (Preparation of Adhesive for Endoscope (Example 1) and Production of Cured Sheet-shaped Adhesive (Example 1))
[0183] Epoxy resin (A-1) (bisphenol A diglycidyl ether (bisphenol A diglycidyl ether ( Mitsubishi Chemical Corporation "jER825" (trade name), epoxy equivalent 170)) 100 parts by mass, polyamine compound (B-1) (1,6-hexanediamine (manufactured by Tokyo Chemical Industry Co., Ltd., active hydrogen equivalent 29) )) 25 parts by mass, and compound (C-1) (polyethylene glycol diglycidyl ether (manufactured by Sakamoto Pharmaceutical Co., Ltd. "SR-8EGS", functional group number 2 (n=2 in general formula (1)))) 25 parts by mass, while defoaming for 5 minutes to obtain the endoscope adhesive of Example 1.
[0184] The adhesive for endosc...
specific example B-45
[0236] B-I-2:
[0237]1,12-Dodecanediamine (manufactured by Tokyo Chemical Industry Co., Ltd., active hydrogen equivalent 50)
specific example B-49
[0239] B-I-3:
[0240] Trimethylhexamethylenediamine (manufactured by Tokyo Chemical Industry Co., Ltd., active hydrogen equivalent 40)
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