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Merck
CN

388696

Sigma-Aldrich

聚丁烯类化合物

average Mn ~920 by VPO, isobutylene >90 %

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关于此项目

线性分子式:
[-CH2C(CH3)2-]x[-CH2CH(C2H5)-]y
CAS Number:
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23
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表单

liquid

分子量

average Mn ~920 by VPO

组成

isobutylene, >90%

粘度

200-235 cSt(100 °C)(lit.)

转变温度

pour point (ASTM D 97) −7 °C

密度

0.89 g/mL at 25 °C

SMILES字符串

CCC=C.C\C=C\C

InChI

1S/2C4H8/c2*1-3-4-2/h3-4H,1-2H3;3H,1,4H2,2H3/b4-3+;

InChI key

WTOOLIQYCQJDBG-BJILWQEISA-N

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应用

疏水材料衍生形成洗涤剂和防锈添加剂。增加粘合剂和涂料的粘性、柔韧性和防水性。有助于 LLDPE 膜的"粘着"。用于聚合物、润滑剂和金属加工液的增塑剂。

特点和优势

粘性随着分子量增大而增大。可能出现一些内部双键。

外形

以乙烯基封端。

其他说明

剩余部分为 1-丁烯 和 2-丁烯

象形图

Health hazardExclamation mark

警示用语:

Danger

危险声明

危险分类

Asp. Tox. 1 - Skin Irrit. 2

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

159.8 °F - closed cup

闪点(°C)

71 °C - closed cup

个人防护装备

Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Huaiyu Wang et al.
Acta biomaterialia, 5(1), 279-287 (2008-09-02)
Poly(butylene succinate) (PBSu), a novel biodegradable aliphatic polyester with excellent processability and mechanical properties, is a promising substance for bone and cartilage repair. However, it typically suffers from insufficient biocompatibility and bioactivity after implantation into the human body. In this
X Y Wu et al.
The British journal of ophthalmology, 82(5), 569-576 (1998-08-26)
The goal was to compare the biological response of the corneal stroma with three porous materials: a melt blown microfibre web of polybutylene:polypropylene (80:20); a polyester spun laced fabric (polyethylene terephthalate), and an expanded polytetrafluoroethylene. Fifty per cent of each
Syutaro Yamamoto et al.
Journal of oleo science, 56(9), 463-469 (2007-09-28)
Water-soluble metal working fluids are used for processing of aluminum alloy materials. This short article describes properties of new additives in water-soluble metal working fluids for aluminum alloy materials. Many half esters or diesters were prepared from the reactions of
B Hofs et al.
Journal of colloid and interface science, 325(2), 309-315 (2008-07-01)
Adsorption studies by optical reflectometry show that complex coacervate core micelles (C3Ms) composed of poly([4-(2-amino-ethylthio)-butylene] hydrochloride)(49)-block-poly(ethylene oxide)(212) and poly([4-(2-carboxy-ethylthio)-butylene] sodium salt)(47)-block-poly(ethylene oxide)(212) adsorb in equal amounts to both silica and cross-linked 1,2-polybutadiene (PB). The C3Ms have an almost glass-like core
Mahmoud Elsabahy et al.
Biomacromolecules, 8(7), 2250-2257 (2007-06-21)
Poly(ethylene oxide)-block-poly(styrene oxide) (PEO-b-PSO) and PEO-b-poly(butylene oxide) (PEO-b-PBO) of different chain lengths were synthesized and characterized for their self-assembling properties in water by dynamic/static light scattering, spectrofluorimetry, and transmission electron microscopy. The resulting polymeric micelles were evaluated for their ability

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