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Merck

434264

Sigma-Aldrich

聚乙烯

Ultra-high molecular weight, surface-modified, powder, 125 μm avg. part. size

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About This Item

线性分子式:
H(CH2CH2)nH
CAS号:
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23

质量水平

表单

powder

分子量

(Ultra-high molecular weight)

平均零件尺寸

125 μm

mp

146 °C

转变温度

Tm (DSC) 146 °C (at peak)

密度

0.94 g/mL at 25 °C

SMILES字符串

C=C

InChI

1S/C2H4/c1-2/h1-2H2

InChI key

VGGSQFUCUMXWEO-UHFFFAOYSA-N

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应用

可用作不饱和聚酯、环氧化物和其他聚合物的添加剂,以引入 UHMWPE 的独特性质。在工业部件、涂层和磨损表面的使用比例为 10-40%(重量百分比)。

特点和优势

极性表面基团有助于以化学或物理键键合至基体材料。可提供优越的抗磨性、降低摩擦系数,增强抗扯强度并改善防潮性。相比熔融 UHMWPE,更易处理为粒型。

外形

制品表面经过氧化,包含酸性基团和羟基基团。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

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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Lisa K McCarthy et al.
Pediatrics, 132(1), e135-e141 (2013-06-19)
Hypothermia on admission to the NICU is associated with increased mortality in preterm infants. Many newborns are hypothermic on admission despite using polyethylene bags (PBs). Using exothermic mattresses (EMs) in addition to PBs may reduce hypothermia but increase hyperthermia. We
Mahtab Memarpour et al.
The journal of adhesive dentistry, 15(1), 85-91 (2013-03-28)
To evaluate the clinical performance of polyethylene fiber for anterior primary teeth restorations in children after 2.5 years, according to modified Ryge criteria. Fifty-five maxillary incisors with extensive caries in 24 Iranian patients (mean age 4.2 years) were restored. All
[Technologies for manufacturing ultra-high molecular polyethylene-based porous structures for bone implants].
A V Maksimkin et al.
Meditsinskaia tekhnika, (2)(2), 16-20 (2013-06-26)
Katharine S Woods et al.
American journal of veterinary research, 74(4), 523-529 (2013-03-28)
To compare the diagnostic quality of bronchoalveolar lavage (BAL) fluid acquired from healthy dogs by manual aspiration via polyethylene tubing (MAPT) and via suction pump aspiration (SPA) with a suction trap connection. 12 healthy adult Beagles. BAL was performed with
Agnieszka Karbownik et al.
Acta poloniae pharmaceutica, 70(2), 301-307 (2013-04-26)
The study concerned the stability of calcium folinate in concentrate in glass vials and diluted in polyethylene (PE) bags stored at 15-25 degrees C and 2-8 degrees C for up to 34 days. Original vials of calcium folinate injection (10

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