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Merck
모든 사진(1)

주요 문서

388645

Sigma-Aldrich

Polybutenes

average Mn ~460 by VPO, isobutylene >90 %

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About This Item

Linear Formula:
[-CH2C(CH3)2-]x[-CH2CH(C2H5)-]y
CAS Number:
MDL number:
UNSPSC 코드:
12162002
PubChem Substance ID:
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분자량

average Mn ~460 by VPO

구성

isobutylene, >90%

점도

210-227 cSt(38 °C)(lit.)

전이 온도

Tg −69.6 °C
pour point (ASTM D 97) −35 °C

SMILES string

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

유사한 제품을 찾으십니까? 방문 제품 비교 안내

애플리케이션

Hydrophobic material is derivatized to make detergents and anti-rust additives. Adds tack, flexibility and water repellency to adhesives and coatings. Contributes ′cling′ to LLDPE films. Plasticizer for polymers, lubricants and metal-working fluids.

특징 및 장점

Tackiness increases with molecular weight. Some internal double bonds may be present.

물리적 형태

Terminal vinyl group.

기타 정보

remainder 1- and 2-butenes

픽토그램

Health hazardExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Asp. Tox. 1 - Skin Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point (°F)

159.8 °F - closed cup

Flash Point (°C)

71 °C - closed cup

개인 보호 장비

Eyeshields, Gloves


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문서 라이브러리 방문

Daniel Brassard et al.
Lab on a chip, 11(23), 4099-4107 (2011-11-02)
Microfluidics has emerged as a valuable tool for the high-resolution patterning of biological probes on solid supports. Yet, its widespread adoption as a universal biological immobilization tool is still limited by several technical challenges, particularly for the patterning of isolated
Anders Höglund et al.
Macromolecular bioscience, 12(2), 260-268 (2011-11-19)
The pre-polymer poly(but-2-ene-1,4-diyl malonate) (PBM) and a series of PBM-based materials are shown to be degradable under physiological conditions in vitro and they are therefore presented as potential materials for biomedical applications. Four different PBM-based materials are synthesized: a PBM
Takanori Tanino et al.
Applied microbiology and biotechnology, 82(1), 59-66 (2008-11-06)
A Candida antarctica lipase B (CALB)-displaying yeast whole-cell biocatalyst was constructed with the integration of the CALB cell-surface display expression cassette in the yeast genome and cell fusion by mating. Lipase hydrolytic activity of the yeast whole-cell biocatalyst subsequently increased
A M Belu et al.
Rapid communications in mass spectrometry : RCM, 14(7), 564-571 (2000-04-25)
A series of 16 polyarylates, with well-controlled and systematically varying chemistry, has been characterized by time-of-flight secondary ion mass spectrometry (TOF-SIMS). The polymers are structurally identical except for the incremental additions of C2H4 units to the backbone and sidechain. From
Robert J Lipert et al.
Analytical chemistry, 74(24), 6383-6391 (2003-01-04)
The performance of quartz crystal oscillator-based volatile organic compound (VOC) sensors has been enhanced by using coatings made from poly(styrene-block-ethylene-co-butylene-block-styrene) block copolymers blended with resins and homopolymers. Enhanced performance is characterized by a wider operational temperature range (-10 to +50

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