Evidence map›Paper›PMID 39524685›Full record

ArticleACS omega2024

Physicochemical Properties of Aqueous Film-Forming Foams Based on Short Fluorocarbon Surfactant-Graft Hydrophilic Functional Groups.

Yuqiang Zhang, Shanjin Zeng, Xinhua Zhu, Xuhong Jia

Abstract read
In one paragraph

Article in ACS omega, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Yuqiang ZhangCollege of Civil Aviation Safety Engineering, Civil Aviation Flight University of China, Guanghan 618307, PR China.ORCID https://orcid.org/0009-0009-5950-7010
Shanjin ZengLibrary, Civil Aviation Flight University of China, Guanghan 618307, PR China.
Xinhua ZhuCollege of Civil Aviation Safety Engineering, Civil Aviation Flight University of China, Guanghan 618307, PR China.
Xuhong JiaCollege of Civil Aviation Safety Engineering, Civil Aviation Flight University of China, Guanghan 618307, PR China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The key components of aqueous film foaming foam extinguishing agents are fluorocarbon surfactants. Due to their toxicity and bioaccumulation, long-chain fluorocarbon surfactants have limited application prospects. Therefore, it is of great significance to study short-chain fluorocarbon surfactants as substitutes. In this work, three short-chain fluorocarbon surfactants with various hydrophilic groups and corresponding fire extinguishing agents were prepared. The physical and chemical properties of a single system and mixed system of fluorocarbon surfactants, including surface activity, spreading property, foaming property, 25% drainage time, and AFFF fire extinguishing property, were studied. For the results of the mixed systems, it was found that the critical micelle concentrations did not exceed 3.97 mmol/L and the minimum surface tension did not exceed 17.21 mN/m. Fluorocarbon surfactant solutions spread effectively on the surface of all fuels. The foam expansion is greater than 7.2, and the shortest of all 25% drainage times is 3.31 min. The extinguishing time of AFFFs on several fuel fires does not exceed 55 s, and the shortest burn-back time is 15.08 min. Anyways, these results indicate that the grafted hydrophilic short-chain fluorocarbon surfactants have significant application prospects in AFFFs.

Identifiers

PMID39524685
PMCPMC11541468

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.