What question did this study set out to answer?

To identify the chemical and physical factors that regulate particle size and surface chemical groupings in polymer latices prepared without emulsifiers.

September 1, 1978British Polymer Journal

Control of particle size in the formation of polymer latices

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Authors

JGJames W. GoodwinProcter & Gamble (United Kingdom)ROR. H. OttewillUniversity of Bristol RPRobert PeltonMcMaster University

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Implication

Experimental study demonstrates particle size control in emulsifier-free polymer latices through aqueous ionic strength, indicating mechanisms for tuning colloidal dimensions.

Key Points

To identify the chemical and physical factors that regulate particle size and surface chemical groupings in polymer latices prepared without emulsifiers.
Surveyed synthetic routes to produce polymer latices with narrow particle size distributions in the absence of surfactants.
Experimentally evaluated the impact of initiator thermal decomposition and the ionic strength of the aqueous phase on polymer particle characteristics.
Developed a theoretical model to account for the mechanistic role of ionic strength in determining particle dimensions.
The ionic strength of the aqueous phase functions as a primary regulatory factor controlling final latex particle size.
Free radicals produced via thermal decomposition of the initiator incorporate into polymer chain ends, forming the characteristic chemical groups on the particle surface.

Cite This Study

Goodwin et al. (1978) studied this question.

synapsesocial.com/papers/6a7074ed84cc45bb7bdfc59d https://doi.org/10.1002/pi.4980100304

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Implication

Experimental study demonstrates particle size control in emulsifier-free polymer latices through aqueous ionic strength, indicating mechanisms for tuning colloidal dimensions.

Control of particle size in the formation of polymer latices

Discussion

Member takes

Implication

Key Points

Cite This Study

Control of particle size in the formation of polymer latices

Discussion

Member takes

Implication

Key Points

Cite This Study

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