News
Color protection and clarification technology of PVP in juice and vegetable juice processing
Feb 05, 2026Natural enemies of color and stability in fruit and vegetable juices: enzymatic and non enzymatic browning One of the biggest quality challenges faced by fruit and vegetable juices during processing and storage is color deterioration, mainly manifes...
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Emerging Applications and Development Trends of PVP in Food Processing
Jan 29, 2026一、The 'constructor' of functional nanofood The application of nanotechnology in the food industry aims to improve the delivery efficiency, targeting, and stability of nutrients. PVP plays a central role in it. 1. Stabilizers and surface modifiers f...
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In depth analysis of the application of insoluble polyvinylpyrrolidone (PVPP)
Jan 29, 2026一、From PVP to PVPP: Why is "insoluble" more favored? PVPP is a three-dimensional network structure polymer obtained by crosslinking linear PVP molecular chains. This structure changes its physical properties: 1. Insolubility: PVPP is insoluble in w...
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Application of PVP in Food Packaging and Coatings - Innovative Materials for Enhancing Barrier and Safety
Jan 22, 2026The core requirement of food packaging is to block oxygen, moisture, and microorganisms, extending the shelf life of food. However, traditional packaging materials (such as plastic and paper) are prone to problems such as insufficient barrier propert...
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The Quality Optimization Application of PVP in Meat Processing: Multiple Assistance from Water and Color Preservation to Flavor Enhancement
Jan 15, 2026The quality core of meat products (such as sausages, ham, and cured meat) lies in their moisture content, color stability, tender taste, and flavor retention. However, the pickling and heating processes during processing can easily lead to moisture l...
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The key role of PVP in solid and protein beverages
Jan 08, 20261、Stability challenges of solid and protein beverages The challenge of solid beverages: Agglomeration: Powder particles adhere to each other due to moisture absorption or surface static electricity, forming hard lumps that are difficult to dissolve....
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Protecting Color and Flavor - PVP as a Food Stabilizer and Protector
Jan 01, 2026The color, aroma, and taste of food are key factors determining its market acceptance. However, oxidation is the number one enemy that leads to food quality deterioration during processing and storage, causing a series of problems such as oil spoilag...
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The Secret of Clarity - Application of PVP in Clarifying Alcoholic Beverages and Fruit Juice
Dec 25, 2025A glass of clear and transparent beer, a bottle of sparkling white wine, and a can of sediment free fruit juice always bring people better visual enjoyment and quality. However, these beverages are prone to turbidity and precipitation during product...
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The diverse applications of PVP in the beverage industry: empowering the entire chain from clarification to preservation
Dec 18, 2025With the transformation of the beverage industry towards natural, healthy, and functional directions, consumers have put forward higher requirements for the clarity of appearance, uniformity of taste, and shelf life of beverages. Mainstream categorie...
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PVPP empowers the beer industry: the core solution for clarification, stability, and flavor optimization
Dec 11, 2025Clarity, colloid stability, and flavor coordination are key indicators that determine the market competitiveness of beer throughout the entire brewing chain. During the fermentation, storage, and transportation of beer, polyphenolic substances in the...
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Which one is better for preserving fruits and vegetables, PVPK30 or K17 ?
Dec 04, 2025The difference in fruit and vegetable preservation performance between PVPK30 (polyvinylpyrrolidone K30) and K17 is fundamentally due to performance differences caused by differences in molecular weight and molecular structure . Considering their fil...
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What soil types are not suitable for PVP?
Nov 27, 2025The suitability of PVP (polyvinylpyrrolidone) in soil is highly dependent on the soil's physical and chemical properties (such as particle composition, pH, salinity, and organic matter content) and core issues (such as compaction, water retention, an...
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What is the specific principle of PVP working in soil?
Nov 20, 2025The use of PVP (polyvinylpyrrolidone) in soil should be based on the principles of " low concentration, auxiliary use, and application-specific adaptation ." Methods should be designed based on its characteristics (water solubility, weak soil-improvi...
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What is the specific principle of PVP working in soil?
Nov 13, 2025The core of PVP's (polyvinylpyrrolidone) function in soil lies in its molecular structure (polar groups and polymer chains) and physicochemical properties (water solubility, adsorption, and water retention) . Through "intermolecular interactions" or ...
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What role does PVP play in soil? Can it prevent soil compaction?
Nov 04, 2025As a water-soluble polymer, PVP (polyvinylpyrrolidone) is primarily used in soil applications due to its water retention, dispersibility, and adsorption properties. While it can assist in soil improvement, it is not a core or mainstream material for ...
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What is the best ratio when PVP and chitosan are used together for preservation ?
Oct 28, 2025The optimal ratio of PVP (polyvinyl pyrrolidone) and chitosan requires dynamic adjustment based on the type of fruit or vegetable, chitosan molecular weight, and application process . The core principle is to maximize preservation effectiveness throu...
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Which preservatives can PVP be combined with for better results?
Oct 21, 2025In the preservation of fruits and vegetables, the core logic of PVP (polyvinylpyrrolidone) and other preservatives is "complementary advantages, synergistic effect"-by matching different functional components, to make up for the shortcomings of PVP w...
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How should fruits and vegetables be cleaned and stored after using PVP protective film?
Oct 14, 2025When using PVP (polyvinylpyrrolidone) protective film in the preservation of fruits and vegetables, it is necessary to focus on the three core goals of "safety and compliance, optimal effect, and avoiding negative impacts". In combination with the ch...
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What precautions should be taken when using PVP protective film in the preservation of fruits and vegetables?
Oct 07, 2025When using PVP (polyvinylpyrrolidone) protective film in the preservation of fruits and vegetables, it is necessary to focus on the three core goals of "safety and compliance, optimal effect, and avoiding negative impacts". In combination with the ch...
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What is the optimal concentration for the protective film formed by PVP in the preservation of fruits and vegetables?
Sep 30, 2025The thickness of PVP film formation and the preservation effect of fruits and vegetables are not "the thicker, the better", but there is an "appropriate thickness range" - the thickness needs to balance "physical barrier properties" and "film permeab...
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