A SCREENING METHOD FOR RHEOLOGICAL PROPERTIES OF MILK GEL
    5.
    发明申请
    A SCREENING METHOD FOR RHEOLOGICAL PROPERTIES OF MILK GEL 审中-公开
    一种用于牛奶凝胶流变特性的筛选方法

    公开(公告)号:US20160305863A1

    公开(公告)日:2016-10-20

    申请号:US15100787

    申请日:2014-12-09

    Abstract: The present invention relates to the field of dairy technology, in particular it relates to a method for assessing rheological properties of acidified milk gels (milk gels), including determination of shear stress, gel firmness and water-holding capacity. The method can be used to determine rheological properties of acidified milk, e.g. yoghurt and fresh cheese, in a fast and reliable way. The present invention also relates to a method of screening for microbial cultures resulting in fermented milk with desired rheological properties. By using an automated microtiter-plate pipetting station equipped with a pressure sensor inside the air displacement barrel of each pipette, it is possible to monitor real-time changes in pressure, when aspirating and dispensing milk gels, and then correlate the pressure versus time data obtained with milk gel rheological properties such as shear stress, gel firmness and water-holding capacity.

    Abstract translation: 本发明涉及乳制品技术领域,特别涉及一种评估酸化乳胶(乳胶)流变性能的方法,包括测定剪切应力,凝胶硬度和保水能力。 该方法可用于测定酸化牛奶的流变性质,例如, 酸奶和新鲜的奶酪,以快速可靠的方式。 本发明还涉及一种筛选微生物培养物的方法,该方法产生具有所需流变特性的发酵乳。 通过使用在每个移液管的排气筒内装有压力传感器的自动化微量滴定板移液站,可以在抽吸和分配牛奶凝胶时监测压力的实时变化,然后将压力与时间数据相关联 获得牛奶凝胶流变性能如剪切应力,凝胶坚固度和保水能力。

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