《物流专业英语》PPT课件.ppt
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1、书名:物流专业英语第3版ISBN:978-7-111-14873-9作者:程世平出版社:机械工业出版社本书配有电子课件,物流专业英语第3版 高职高专 ppt 课件,Key point:the knowledge of packaging materials,packaging technology and a trend toward packaging innovation Difficult points:the terms of packaging materials and packaging technology,物流专业英语第3版 高职高专 ppt 课件,Requirements,
2、By the end of this lesson,you should be able to have a good command of useful terms given in the lesson major groups of packaging materials some packaging techniqueBy the end of this lesson,you should be able to describe a trend toward packaging innovation,物流专业英语第3版 高职高专 ppt 课件,PART Packaging materi
3、als,Abstract:The article introduces the major groups of packaging materials.Key words:plastic materials;aluminium;glass;steel;paper.,物流专业英语第3版 高职高专 ppt 课件,New Words,物流专业英语第3版 高职高专 ppt 课件,物流专业英语第3版 高职高专 ppt 课件,物流专业英语第3版 高职高专 ppt 课件,物流专业英语第3版 高职高专 ppt 课件,物流专业英语第3版 高职高专 ppt 课件,物流专业英语第3版 高职高专 ppt 课件,Sen
4、tence Explanations,Para.8 PET is light,clear or transparent with high gloss(sparkling crystal clear),hard and wear-resistant.It is also a good barrier to gases.聚对苯二甲酸乙二醇酯质地轻,表面透明具有光泽,且坚硬耐磨。同时能有效防止气体挥发。,Para.9 It is among the most important and versatile of the hundreds of commercial plastics.(聚乙烯)它是
5、最重要并且用途最多的商业用塑料。Para.11 HDPE is used for most consumer and industrial blow-moulded containers,and when strength is required.在生活和工业中当需要一定强度容器时,用高密度聚乙烯来作为吹模容器。,Para.12 LDPE(Low-Density Polyethylene)is the most commonly used plastic packaging,in particular when good clarity is demanded.低密度聚乙烯是一种常用的塑料包装
6、材料,特别是要求透明包装时。Para.19 Pure aluminium is a soft,silvery white,relatively light metal,which conducts heat and electricity easily.纯铝比较柔软,呈现银白色,是相对较轻的金属,它容易导电和导热。,Para.13 Polypropylene(PP)is used as a clear,white or metallised film(metallising is where a 99.9%pure aluminum wire is heated to a vapor and
7、vacuumed onto a plastic or paper surface to form a layer thinner than one 1/1000 of a mm).聚丙烯作为白色金属薄膜材料(金属镀膜就是将铝加热成蒸汽然后覆盖在塑料或纸的表面形成薄薄的一层)。,Para.21 Glass is clear,rigid,chemically inert,heat resistant,resistant to internal pressure,and a complete barrier to water vapor and gases.玻璃是一种透明,坚硬、不活泼、不导热、能抵
8、抗内部压力的不透水和气的材料。Para.25 Clay coating is a very fine wash of clay that fills in any unevenness on some carton board so that the surface is smooth to print on.粘土涂料是一种很好清洗的材料,将它填在不平坦的纸箱表面使表面光滑容易印刷。,Main contents,Packaging Materials 1.plastic materials There are many different types of plastic,depending
9、on the kind of monomer,the length of polymer chains,and other added compounds.,(1)Polyethylene Terephthalate(PET)PET is light,clear or transparent with high gloss,hard and wear-resistant.(2)Polyethylene(Polythene)Polyethylene is usually translucent,tough and unaffected by water and a large range of
10、chemicals.,(3)Polypropylene(PP)PP is used as a clear,white or metallized film.It can also be molded into bottles,jars and caps.(4)Polyvinylchloride(PVC)PVC is naturally transparent,heat-sensitive,has excellent resistance to oils and alcohol,and excellent stretch properties,but as a barrier to moistu
11、re it can be poor.,(5)Polystyrene(PS)PS is harder and more brittle than polyethylene or polypropylene,and has a superior optical clarity and good chemical resistance to food acids and alkalis.2.Multilayers Frequently different materials are used together in layers to meet all the needs of the produc
12、t inside.,单层PET镀铝膜,3.Aluminium It is used for cans and foil.4.Glass Glass is clear,rigid,chemically inert,heat resistant,resistant to internal pressure,and a complete barrier to water vapor and gases.,铝软管,5.Steel Steel consists of iron.6.Paper,Abstract:The article introduces some packaging technique
13、.Key words:container of packaging;packaging technique;packing methods.,Part Packaging Technology,New Words,Sentence Explanations,Para.2 No matter what environmental conditions are encountered,the package is expected to protect the product,keeping it in the condition intended for use until the produc
14、t is delivered to the ultimate consumer.不论遇到什么样的环境,包装是用来保护产品,在它最终到达消费者手中的这段过程中,保护产品在完好状态下。,Para.19 shrink wrapping is accomplished by trimming a piece of shrinkable film around an object,and then sending it through a heat“tunnel”which“shrinks”the film to conform to the exact size of an outer box or
15、product.收缩包装就是用收缩薄膜裹包物品,然后让它通过一个热的“通道”,使薄膜收缩而紧贴于物品。Para.24 MAP(modified atmosphere packaging)a packaging method in which a combination of gases such as carbon dioxide and nitrogen is introduced into the package at the time of closure.气体置换包装将二氧化碳气体或氮气等气体置换包装容器中空气的一种包装方法。,Para.26 This process prolongs
16、 shelf life,preserves the flavors and retards bacterial growth.这种方法延长了保存期限,保存原来的风味并阻止细菌的繁衍。Para.27 There are a few practical suggestions that may be profitably offered to people.These methods governing packing are traditional ones and have been recognized by people through years of experimentation.这
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