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Heat Seal Strength Test Method of Medical Blister Pack Made of Rigid PE Sheet and Aluminum Foil

October 8th, 2019 No comments

Blister package is one type of pre-formed plastic packaging, which is featured with high barrier property and useful for protecting the products from external contaminations. Today blister package is widely used for protecting products against external factors, such as humidity and contamination for extended periods of time. Blister package usually has a backing of paperboard [...]

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Bonding Strength Test of Medical Infusion Bandage

September 20th, 2019 No comments

Medical infusion bandage is one common medical dressing that is used in transfusion, which is mainly used to fix the needle and pipes for transfusion. Meanwhile, the infusion bandage can protect the puncture area. Infusion bandage is composed of adhesive tape, absorbent pad and isolating membrane. The adhesive tape is made of non-woven fabric, PVC, [...]

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How to test the heat sealing property of the bottom of plastic bags?

July 8th, 2019 No comments

A plastic bag, polybag, or pouch is a type of container made of thin, flexible, plastic film, nonwoven fabric, or plastic textile. Plastic bags are used for containing and transporting goods such as foods, produce, powders, ice, magazines, chemicals, and waste. It is a common form of packaging. Plastic bags are widely used because of [...]

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Verification Test of Bonding Strength for Collector Electrode

June 8th, 2019 No comments

Most people are familiar with Li-ion batteries, which are widely used in electronic products such as electric automobile and industrial energy reserve. However, except those specialists, few people know about the internal structure of Li-ion batteries. Despite of its shape, a Li-ion battery is composed of positive electrode, negative electrode, diaphragm and electrolyte. Li-ion battery [...]

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How to test the puncture resistance of medical rubber closures?

June 8th, 2019 No comments

Rubber closures are very important packaging materials that are usually used in penicillin bottle, syringe, vacutainer blood collection tube and other medical packaging and medical apparatus. The most common materials used for rubber closures include natural rubber and butyl rubber, etc. Since there are different molecular structure, composition and manufacturing process of rubber closures, the [...]

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Test Method for Composite Fastness of Plastic Yoghourt Cup Cover

April 8th, 2019 No comments

Yoghurt is a kind of dairy product which uses fresh milk as raw material, adds beneficial bacteria (fermenting agent) to milk after pasteurization, and then cools and fills after fermentation. During the fermentation process, about 20% of sugar and protein in milk are hydrolyzed into small molecules. After fermentation, the fatty acids in milk can [...]

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Heat Seal Strength of Medical Blister Packaging

April 8th, 2019 No comments

Blister packaging is one of pre-formed plastic packaging, which is featured with high barrier property and widely used for protecting products against external factors, such as humidity and contamination for extended shelf life. Blister package usually has a backing of paperboard or a lidding seal of aluminum foil or plastic. In medical industry, blister packaging [...]

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Comparative Analysis of the Influence of Printing Ink on the Composite Fastness of Composite Film Materials

March 8th, 2019 No comments

Composite film materials are formed by different single-layer films materials compounded together by adhesives, so as to make the best use of the excellent performance of each single-layer film and meet the quality requirements of the packaged products. Taking the aluminum-plastic composite film PET / Al / PE as an example, three kinds of single-layer [...]

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Compound Strength Test Method of Composite Film used for Plastic Cup Cover for Yogurt

February 19th, 2019 No comments

Yogurt is a food produced by bacterial fermentation of fresh milk. A large amount of protein, fat, vitamin and various beneficial bacteria are contained in the yogurt, which are easy to be digested and absorbed by the human body. Since the yogurt has a very short shelf life, the packaging material used for the yogurt [...]

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Loop Tack Test for Adhesive Tapes

January 8th, 2019 No comments

Loop Tack Test is one common test method to measure the tack strength of adhesive tapes, which is descripted in ASTM D6195. The standard describes two ways to perform the look tack test for adhesive tapes. One is loop tack tester. But it is uncommonly used since its sole test function. The other way to [...]