Mai Samar da Ƙungiyar Ma'ajiyar Sanyi Yana Haɓaka Ƙirƙira Ta Lokacin Damina

Mai ƙera kwantenar sanwici na yanki a cikin East Java, wanda aka fi sani da PT S— P—, yana aiki da layin lamination mai ci gaba da samar da allunan ajiya na sanyi na PIR/PUR don kasuwar firiji ta Kudu maso Gabashin Asiya. Kowace lokacin damina, lokacin da danshi ya wuce 85%, tsarin su mai tsauri na PU ya zama mara tsari: lokacin fara kumfa (cream time) ya shagaltu da dakika 2-3 a cikin canje-canje, lokacin zama gel (gel time) ya tashi daga 45 zuwa 60+ dakika, kuma lahani a saman ya haura sama da 4%. Ingancin ya riga ya yi siriri.

Mai samar da su na baya ya ba da mafita ɗaya kawai: daidaita saurin layin. Wannan ba amsa bace.

Abokin ciniki ya aika samfurin 2-liter na tsarin da suke da shi zuwa dakin gwaje-gwaje na Jinshan, tare da watanni goma sha biyu na bayanan lokacin fara kumfa (cream time) da raƙuman zafi na yanayi. A cikin kwanaki biyar, mu R&D chemists reformulated da kara kuzari balance da daidaita surfactant kunshin yayin da abokin ciniki ta data kasance polymeric MDI, warware danshi ji na ƙwarai a kan polyol gefe.

An inganta tsarin da aka sake fasalin akan ci gaba da layin abokin ciniki yayin zafi mafi girma na Fabrairu.