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0:13
Balancing Plasticizer and Support in PVC Formulation The loss of support from excessive plasticizer is a classic trade-off in PVC formulation. To regain mechanical strength without fully sacrificing low-temperature flexibility, consider these integrated adjustments: Partial Replacement: Substitute a portion of the primary plasticizer with a polymeric or secondary plasticizer (e.g., DOTP, DINCH). These often offer better permanence and less softening efficiency. Reinforcement: Incorporate low-loa
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2019年2月3日
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0:15
Does the plasticizer have fluorescence? Plasticizers used in PVC and other polymers generally do not spontaneously fluoresce, but certain types of plasticizers or their impurities may fluoresce under ultraviolet (UV) light. 1. Fluorescence properties of common plasticizers Common plasticizers (such as phthalates, adipates, citrates): Most traditional plasticizers (such as DOP, DINP, DOA, etc.) are nonfluorescent in themselves, and their chemical structures (such as benzene rings, fatty chains) g
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Leah Li Plasticizer
0:20
How to distinguish which type of plasticizer? You can distinguish the type of plasticizer by looking at a few simple aspects: appearance, performance, application, and basic properties. First, chemical family is the most direct way. Common types include phthalates (DOP, DINP, DIDP), non-phthalates (DOTP, DPHP), aliphatic esters (DOA, DOS), polymeric plasticizers, and chlorinated plasticizers. Product name and MSDS usually tell you this. Second, check appearance and basic data. Most plasticizers
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Is plasticizer DOP a type of macromolecular plasticizer? Dioctyl phthalate (DOP), also known as di(2ethylhexyl) phthalate (DEHP), is not a macromolecular plasticizer. It is a lowmolecularweight plasticizer, specifically a phthalate ester, commonly used to enhance the flexibility and durability of polymers like polyvinyl chloride (PVC). Macromolecular plasticizers, in contrast, are highmolecularweight compounds, typically polymers or oligomers, with larger molecular structures (often exceeding 10
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