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Merck
CN

435414

聚(乙二醇)- 嵌段 - 聚(丙二醇)- 嵌段 - 聚(乙二醇)

average Mn ~1,900

别名:

Pluronic® L-35, PEG-PPG-PEG

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化学文摘社编号:
UNSPSC Code:
12352112
PubChem Substance ID:
NACRES:
NA.23
MDL number:
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产品名称

聚(乙二醇)- 嵌段 - 聚(丙二醇)- 嵌段 - 聚(乙二醇), average Mn ~1,900

SMILES string

O2C(C2)C.O1CC1

InChI

1S/C3H6O.C2H4O/c1-3-2-4-3;1-2-3-1/h3H,2H2,1H3;1-2H2

InChI key

RVGRUAULSDPKGF-UHFFFAOYSA-N

vapor density

>1 (vs air)

vapor pressure

<0.3 mmHg ( 20 °C)

form

viscous liquid

mol wt

average Mn ~1,900

composition

PEG, 50 wt. %

refractive index

n20/D 1.461

surface tension

49 dyn/cm, 25 °C, 0.1 wt. % in H2O

viscosity

375 cP(25 °C, Brookfield)(lit.)

transition temp

softening point 7 °C
cloud point 73 °C (1 wt. % aqueous solution)

density

1.06 g/mL at 25 °C

HLB

18.0 - 23.0

Quality Level

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Application

软硬表面清洁剂、涂料和水处理中的消泡剂。金属加工润滑剂,线性和交联聚酯及聚氨酯的消泡助剂和增量剂。

Features and Benefits

性质取决于亲水性 (EO)/疏水性 (PO) 比例的表面活性物质EO 含量越高,水包油稳定剂性能越好。

Physical form

末端主要是二羟基官能化低聚物。

Legal Information

Pluronic is a registered trademark of BASF

存储类别

10 - Combustible liquids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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D J Bartley et al.
Veterinary parasitology, 187(3-4), 464-472 (2012-03-21)
Non-specific mechanisms involving ATP-binding cassette drug efflux transporters may play an important role in xenobiotic clearance in ovine gastro-intestinal nematodes. By using transporter inhibitors, the aim of this trial was to assess the possibility of increasing drug bioavailability in the
Xijun Zhang et al.
Journal of Huazhong University of Science and Technology. Medical sciences = Hua zhong ke ji da xue xue bao. Yi xue Ying De wen ban = Huazhong keji daxue xuebao. Yixue Yingdewen ban, 31(6), 842-845 (2011-12-17)
This study examined the effect of P85 (a pluronic block copolymer) and microbubble (MB) ultrasound contrast agents under ultrasound irradiation on gene transfection and expression. The pEGFP plasmids that can encode enhanced green fluorescent protein (pEGFP) served as a report
Wanhua Feng et al.
Colloids and surfaces. B, Biointerfaces, 105, 43-50 (2013-01-29)
The interaction between bacteria and surfaces is central to many environmental, industrial and medical applications. Surfactants are commonly used in these applications and can potentially influence the bacterium/surface interaction. The effect of surfactants upon bacterial cell surface thermodynamic properties was
Neeta Jain-Gupta et al.
FEMS immunology and medical microbiology, 66(3), 436-444 (2012-11-21)
Brucellosis is the most common zoonotic disease worldwide, and there is no vaccine for human use. Brucella melitensis Rev1, a live attenuated strain, is the commercial vaccine for small ruminants to prevent B. melitensis infections but has been associated with abortions
A N Sklifas et al.
Biofizika, 57(2), 317-324 (2012-05-19)
The adsorption abilities of the perfluorocarbon emulsion stabilized by Proxanol 268 were investigated in vitro and in vivo. In vitro, the saturation point for the blood plasma proteins was nearly reached after five minutes of incubation of the emulsion with

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