The invention discloses a life jacket with a flame-retardant inner core, and a preparation method of the inner core of the life jacket. The life jacket comprises an outer sleeve and an inner core playing a role of a floater, wherein the inner core is arranged in the interlayer of the outer sleeve, and the formula of the inner core basically comprises the following components: 70-110 parts of polyethylene, 0.8-1.2 parts of a cross-linking agent, 22-30 parts of a foaming agent, 1.5-3.5 parts of zinc oxide, 0.12-0.18 part of tribasic lead sulfate, 0.15-0.19 part of a demolding agent stearic acidand 30-46 parts of calcium carbonate. According to the invention, after the inner core is immersed in water for 24 hours, the buoyancy loss does not exceed 5 percent, so that a good buoyancy state canbe stably kept in water; the inner core material is soft in hand feeling, good in fitness when worn on a human body, and convenient for the human body to bend down, squat or do various activities; and the life jacket has characteristics of light weight and convenient carrying.
本发明公开了一种带有阻燃内芯的救生衣及其内芯的制备方法,包括有外套和起浮子作用的内芯,所述内芯置于外套的夹层中,该内芯的配方基本组成为:聚乙烯70~110、交联剂0.8~1.2、发泡剂22~30、氧化锌1.5~3.5、三盐基性硫酸铅0.12~0.18、脱模剂硬脂酸0.15~0.19、碳酸钙30~46。本发明的优点在于本内芯在水中浸24小时后,其浮力损失不超过5%,在水中能稳定地保持良好的浮力状态;内芯材料手感柔软,穿在人身上不仅贴合性好,而且便于人体弯腰、下蹲或进行各种活动;重量轻、携带方便。
Life jacket with flame-retardant inner core, and preparation method of inner core of life jacket
一种带有阻燃内芯的救生衣及其内芯的制备方法
2020-04-28
Patent
Electronic Resource
Chinese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen / C08J Verarbeitung , WORKING-UP / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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