{"id":423,"date":"2026-04-28T13:28:37","date_gmt":"2026-04-28T04:28:37","guid":{"rendered":"https:\/\/iupizeta.mgc.co.jp\/?post_type=column&#038;p=423"},"modified":"2026-04-28T13:28:38","modified_gmt":"2026-04-28T04:28:38","slug":"03","status":"publish","type":"column","link":"https:\/\/iupizeta.mgc.co.jp\/en\/column\/03\/","title":{"rendered":"Hydrolysis Mechanism and Countermeasures"},"content":{"rendered":"\n<p>Hydrolysis is a phenomenon in which materials that contain ester bonds in their molecules\u2014such as polycarbonate and polyester resins\u2014react with water and the bonded sites undergo molecular chain scission.<\/p>\n\n\n\n<p>This degradation can cause variations in flowability, reduced strength, and molding defects such as silver streaks, bubbles, drooling, and stringing.<br>Because Iupizeta EP, a specialty polycarbonate material, is also susceptible to hydrolysis even with minisicule traces of moisture, proper drying with appropriate equipment and conditions is extremely important.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-13-1024x576.jpeg\" alt=\"\" class=\"wp-image-426\" srcset=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-13-1024x576.jpeg 1024w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-13-300x169.jpeg 300w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-13-768x432.jpeg 768w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-13.jpeg 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"499\" src=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-14-1024x499.jpeg\" alt=\"\" class=\"wp-image-427\" srcset=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-14-1024x499.jpeg 1024w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-14-300x146.jpeg 300w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-14-768x374.jpeg 768w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/image-14.jpeg 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p style=\"font-size:1rem\">\u203bThis article is written with the use of Iupizeta EP in mind and does not apply to all plastics.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"featured_media":401,"template":"","meta":{"_acf_changed":false,"_locale":"en_US","_original_post":"https:\/\/iupizeta.mgc.co.jp\/?post_type=column&p=399"},"column_tax":[52],"class_list":["post-423","column","type-column","status-publish","has-post-thumbnail","hentry","column_tax-basics","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column\/423","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column"}],"about":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/types\/column"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/media\/401"}],"wp:attachment":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/media?parent=423"}],"wp:term":[{"taxonomy":"column_tax","embeddable":true,"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column_tax?post=423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}