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202306060854

How to assess the logic of market value chain volatility through chemical price gaps?

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Chemicals operate in an industrial chain mode, and the value chain transmission in the chemical industry chain is a key indicator for analyzing price fluctuations in the chemical industry, which is also known as “spread” in the industry. The concept of spread is very broad, including the spread of cracking unit, the spread of refining […]

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面膜 facial mask

How can mask formulations improve the heat sensation caused by preservatives? What range of viscosity is generally appropriate to control for aqueous patch masks?

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A mask recipe that feels hot on the face, the preservative used is phenoxyethanol, how to reduce the hot feeling without changing the preservative? Whether the presence of phenoxyethanol in a facial mask is harmful to the skin should be determined by the content. Phenoxyethanol has potent bacteriostatic properties against Pseudomonas aeruginosa, and against gram-positive

How can mask formulations improve the heat sensation caused by preservatives? What range of viscosity is generally appropriate to control for aqueous patch masks? Read More »

20221031001

What are the defoamers that can be used in machine washable dishwashing detergent formulations?

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Experiments with the actual use of antifoam need to be separated, nowadays dishwashers are mostly washed by jetting, foam can make the pump less efficient and reduce the water pressure of the jetting liquid. In addition, the foam will form an uneven film of water on the dishes, leaving water stains or streaks after drying,

What are the defoamers that can be used in machine washable dishwashing detergent formulations? Read More »

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Which production process makes PVC more competitive in the market?

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Different production processes are the key to determining the differentiated development of China’s chemical industry and the main driving force for chemical upgrading. Producers can improve their own competitiveness level through the differentiation of different production processes, thus realizing all-round competition. PVC currently has two production processes, namely the ethylene method and the calcium carbide

Which production process makes PVC more competitive in the market? Read More »

202309210854

What is the difference between an essential oil and a serum oil? What are the differences in the active ingredients? What are the precautions for using essential oils instead of fragrances for perfumery?

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What is the difference between essential oils and serum oils? What are the differences in potency ingredients? The concentration of essential oils and essential oils is not the same, the essential oil content of essential oils is relatively low usually around 5%, essential oils are 100% extraction. In the method of use, the essence of

What is the difference between an essential oil and a serum oil? What are the differences in the active ingredients? What are the precautions for using essential oils instead of fragrances for perfumery? Read More »

202309250858

How can oil control products achieve long-lasting oil control? How to do an efficacy test for oil control?

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Questions. 1 In the same formula, an oil-controlling ingredient is added in different proportions, and all of them have an oil-controlling effect, can we say that it is caused by this oil-controlling ingredient? Is it necessary to do an oil control test on the base of the formulation (without the oil control ingredient)? To screen

How can oil control products achieve long-lasting oil control? How to do an efficacy test for oil control? Read More »

202309250858

Essence category from efficacy to the role of ingredients full analysis

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Essence, the ultimate in skincare products, has quickly become an essential part of facial care over the years. However, many people still don’t know what essences are and how they work. Why do I need to use a serum? There are many types of serums on the market, and according to texture, they can be

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In oil-in-water products, is it true that the higher the HLB value, the better the emulsifying ability of the emulsifier?

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Questions. 1 Can the HLB value be calculated to determine the stability of a cosmetic? Is this helpful for formulation design? HLB value can only roughly determine an emulsifier matching range, and it is necessary to constantly adjust the matching ratio to find the most suitable ratio. HLB value can only roughly determine whether the

In oil-in-water products, is it true that the higher the HLB value, the better the emulsifying ability of the emulsifier? Read More »

面膜 facial mask

Common Facial Mask Fabrics and Preparation Techniques

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According to the application of the Facial mask material, all kinds of diversified materials are being explored and applied, and new membrane cloths are emerging in an endless stream. At present, the membrane cloth materials on the market mainly include non-woven cloth, silk cloth, Tencel cloth, biofiber membrane, bamboo charcoal fiber membrane, cotton fiber membrane,

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水性消泡剂

defoamer principle, classification, selection and dosage

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Foam problems in water treatment troubled a lot of people, debugging the initial foam, surfactant foam, impact foam, peroxide foam, circulating water treatment by adding non-oxidizing biocides generated by the foam and so on, so the use of antifoam in water treatment is relatively common, this article comprehensively introduces the principle of antifoam agent, classification,

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