Polybutenes

• Catalog No.: 388718
• CAS Number: 9003-29-6
• M. F.: C8H16
• M. W.: 112.21264

SYNONYMS

• Title: 聚丁烯类化合物
• IUPAC name: but-1-ene; but-2-ene
• IUPAC Traditional name: 1-butene; 2-butene

DATABASE IDS

• CAS Number: 9003-29-6
• MDL Number: MFCD00197897

PROPERTIES

• Concentration: >90% in isobutylene
• Linear Formula: [-CH2C(CH3)2-]x[-CH2CH(C2H5)-]y
• Mol. Weight: average Mn ~1,290 by VPO
• Flash Point: >113 °C
• Flash Point: >235.4 °F
• Transition Temperature: Tg -66.9 °C
• Transition Temperature: pour point (ASTM D 97) +2 °C
• Viscosity: 635-690 cSt(99 °C)(lit.)
• Personal Protective Equipment: Eyeshields, Gloves
• RTECS: EM9032000
• German water hazard class: 1

DETAILS

Description (English)

Application
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.
Features and Benefits
Tackiness increases with molecular weight. Some internal double bonds may be present.
Other Notes
remainder 1- and 2-butenes
Physical form
Terminal vinyl group.

Description (简体中文)

Application
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。
Features and Benefits
粘性随着分子量增大而增大。可能出现一些内部双键。
Other Notes
剩余部分为 1-丁烯 和 2-丁烯
Physical form
以乙烯基封端。