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Coating technology: an improved method to improve the performance of plastic profile
Time of Update: 2020-04-03
Core tip: in recent years, the price of PVC raw materials in China has increased substantially, which has led to the price increase of some building materials However, due to the oversupply of plastic
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Coating technology: a solvent based easy to clean plastic coating and its production method
Time of Update: 2020-04-03
Core tip: Patent Type: Invention Patent No.: 201110252486 Patent application date: August 30, 2011 Publication (announcement) No.: Public (announcement) date: February 15, 2012 Classification No.: c09
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General knowledge of coating: introduction to special coating methods of plastics
Time of Update: 2020-04-03
Core tip: in view of the particularity of plastic and its products, in addition to the general brush coating, roll coating, spray coating, dip coating, air spraying and high-pressure airless spraying,
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Introduction to the method of surface pretreatment of plastic products
Time of Update: 2020-02-25
the surface treatment of plastic products mainly includes coating cladding and coating treatment General plastic crystallization is large, polarity is small or non-polarity, the surface can be low,
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Analysis of the differences and similarities of the test methods of non-volatile matter between the medical plastic bottle and related parts
Time of Update: 2020-01-02
Medical plastic bottle is an excellent packaging container for medicine It has the advantages of high strength, strong internal pressure resistance, light weight, easy to carry and convenient filling
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The measurement method of wall thickness and bottom thickness of plastic bottle and the explanation of thickness gauge of plastic bottle
Time of Update: 2018-10-25
The processing of plastic bottle often adopts the process of injection molding the bottle embryo first and then blow molding In the process of blow molding, because of temperature, equipment and other
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Operation method of plastic film thickness gauge in laboratory
Time of Update: 2018-07-18
In order to promote the better development of China's soft plastic film production enterprises, improve the quality of product packaging, increase the core competitiveness of film production enterpris
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Test method for package toughness of aluminum plastic composite film for liquid fertilizer
Time of Update: 2018-04-16
Abstract: the toughness of liquid fertilizer packaging determines whether the product is easy to be damaged during transportation and storage Generally, it is verified by testing the tensile strength
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Test method for overall oxygen resistance of flexible plastic packaging bags
Time of Update: 2018-03-20
Abstract: oxygen resistance performance is an important performance related to the quality of soft plastic packaging bag and an important basis for selecting packaging materials In this paper, the alu
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Test method of friction coefficient of soft plastic composite film materials for pharmaceutical packaging
Time of Update: 2018-03-08
Abstract: friction coefficient is an important factor that affects the convenience and reliability of soft plastic composite membrane materials for packaging pharmaceutical products This paper uses La
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Test method for water vapor barrier performance of PET plastic bottles for wine packaging
Time of Update: 2018-01-02
Abstract: high barrier materials are generally used in the packaging of alcohol products, such as poor moisture resistance, which is easy to cause changes in product concentration, fragrance loss and
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The method of solving the damage of plastic woven bag
Time of Update: 2017-12-22
Abstract: plastic woven bags are widely used in all walks of life, because of its good tensile properties can carry and effectively protect the quality of products, to meet the needs of consumers Ther
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Test method for heat sealing performance of plastic bag bottom
Time of Update: 2017-12-18
Abstract: plastic bags are mainly used to hold goods The important performance of Zui is the heat sealing effect of the bag bottom In order to prevent the leakage of the material caused by the crack o
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The method of verifying the barrier performance of medical plastic ampoules to external oxygen
Time of Update: 2017-12-06
Abstract: there are some easily oxidized components in medicine, so it is required that medical packaging should have high oxygen resistance In this paper, Jinan Languang ox2 / 230 oxygen permeability
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Test method for sealing leakage and strength of medical aluminum plastic composite film packaging
Time of Update: 2017-10-30
Abstract: aluminum plastic composite film is divided into aluminum plastic film and aluminum plating composite film It has the advantages of good flexibility, moisture-proof, oxygen proof, light shiel