The polymeric resins that is used as an adhesive for iron cultural properties can cause harmful damages to the artifacts. Thus, after consideration of the artifacts and of the different reactivity between iron and polymer, the adhesives should be appropriately chosen. In this paper, the adhesion pro...
The polymeric resins that is used as an adhesive for iron cultural properties can cause harmful damages to the artifacts. Thus, after consideration of the artifacts and of the different reactivity between iron and polymer, the adhesives should be appropriately chosen. In this paper, the adhesion properties of the adhesives that is commonly used to iron cultural properties were investigated. Loctite 401, Alteco, cellulose Cemedine-C, Araldite rapid, and Devcon were selected as adhesives. Also phenolic Microballoon was chosen as a filler. Workability and adhesion strength were investigated as adhesion properties. Firstly, the hardening time and the hardening energy of the adhesives were measured to evaluate workability with and without UV condition. Secondly, the tensile shear strength and compressive shear strength after hardening were measured. At last, the stability against humidity as one of the corrosion factors was investigate. In case of the workability, Differential Scanning Calorimeter(DSC) as an indoor condition and Differential Photo calorimeter(DPC) as an outdoor condition were used. For estimation of the adhesion strength, the iron samples were manufactured. Because the possible stress of the artifacts after conservation treatment should be a shear stress, the tensile shear strength and the compressive shear strength depending on the size of the adhesion area were measured with and without the phenolic Microballoon (5wt%, 10wt%). And also the surface contact angle of the hardened adhesives was measured before and after corrosion treatment. The corrosion of the samples was conducted in a desiccator at relative humidity of 70~90% and at the temperature of 25~40℃. After recorrosion, the weight of the samples were measured by using an ㎍ balance. As a result, 1. In case of the hardening time at indoor condition, Devcon and Cemedine-C were short. In case of the hardening time at outdoor condition, Alteco and Cemedine-C were short. At the hardening reaction, Devcon and Cemedine-C were low at indoor condition. For outdoor condition, Devcon and Loctite 401 showed low hardening energy. 2. The results of the adhesion strength showed different values depending on the size of the adhesion area. At the addition of the filler, the strength was decreased. 3. After corrosion, the surface contact angle and recorrosion test showed that Alteco was stable against water and Cemedine-C was weak against water.
The polymeric resins that is used as an adhesive for iron cultural properties can cause harmful damages to the artifacts. Thus, after consideration of the artifacts and of the different reactivity between iron and polymer, the adhesives should be appropriately chosen. In this paper, the adhesion properties of the adhesives that is commonly used to iron cultural properties were investigated. Loctite 401, Alteco, cellulose Cemedine-C, Araldite rapid, and Devcon were selected as adhesives. Also phenolic Microballoon was chosen as a filler. Workability and adhesion strength were investigated as adhesion properties. Firstly, the hardening time and the hardening energy of the adhesives were measured to evaluate workability with and without UV condition. Secondly, the tensile shear strength and compressive shear strength after hardening were measured. At last, the stability against humidity as one of the corrosion factors was investigate. In case of the workability, Differential Scanning Calorimeter(DSC) as an indoor condition and Differential Photo calorimeter(DPC) as an outdoor condition were used. For estimation of the adhesion strength, the iron samples were manufactured. Because the possible stress of the artifacts after conservation treatment should be a shear stress, the tensile shear strength and the compressive shear strength depending on the size of the adhesion area were measured with and without the phenolic Microballoon (5wt%, 10wt%). And also the surface contact angle of the hardened adhesives was measured before and after corrosion treatment. The corrosion of the samples was conducted in a desiccator at relative humidity of 70~90% and at the temperature of 25~40℃. After recorrosion, the weight of the samples were measured by using an ㎍ balance. As a result, 1. In case of the hardening time at indoor condition, Devcon and Cemedine-C were short. In case of the hardening time at outdoor condition, Alteco and Cemedine-C were short. At the hardening reaction, Devcon and Cemedine-C were low at indoor condition. For outdoor condition, Devcon and Loctite 401 showed low hardening energy. 2. The results of the adhesion strength showed different values depending on the size of the adhesion area. At the addition of the filler, the strength was decreased. 3. After corrosion, the surface contact angle and recorrosion test showed that Alteco was stable against water and Cemedine-C was weak against water.
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