Results 41 to 50 of about 10,860 (230)

Linear viscoelasticity of blends of polybutadiene and highly hydrogenated polybutadiene

open access: yesJournal of Rheology, 2000
Fil: Cassano, Guillermo A.. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - Bahia Blanca. Planta Piloto de Ingenieria Quimica. Universidad Nacional del Sur.
Cassano, Guillermo A.   +2 more
openaire   +2 more sources

Estudo comparativo de diferentes tipos de polibutadieno na tenacificação de poliestireno Comparative study of different types of polybutadiene on the toughening of polystyrene

open access: yesPolímeros, 2007
Neste trabalho foi avaliada a tenacificação de poliestireno (PS) utilizando três tipos de polibutadieno (PB): polibutadieno baixo-cis (PBb), polibutadieno alto-cis (PBa) e copolímero em bloco (SBS) de estireno e butadieno (PBco). Foi observado um aumento
Fernanda M. B. Coutinho   +3 more
doaj   +1 more source

"Effect of cis-1,4-unit on properties of rare earth-based polybutadiene rubber with narrow distribution"

open access: yesHecheng xiangjiao gongye, 2023
"The structures of three self-made rare earth-based cis-1,4-polybutadiene rubber with narrow distribution were analyzed, and the relationships between cis-1,4-unit content and properties were studied.
SONG Yu-ping1,2, HE Wen-heng1,2, XUE Wen-hui1, LIANG Sheng-kai3, TANG Tian-ming3
doaj   +1 more source

Studies Leading to Iodine-Tagged Crosslinked Polybutadiene [PDF]

open access: yes, 1971
Work leading to the synthesis of uniformly crosslinked poly-butadiene with iodine tags at both ends of a small percentage of the crosslinking chains is described.
Clarke, Mildred Allen
core   +1 more source

Studies on thermo-oxidative degradation of synthetic rubbers 1-4 and 1-2 polybutadienes

open access: yesVietnam Journal of Science, Technology and Engineering, 2017
The production of natural latex is limited, and the related demand for terrestrial transportation has increased. The synthesis of rubber has become necessary and the resulting synthetics’ properties must be known.
Quoc Hung Nguyen   +3 more
doaj   +1 more source

Basic characteristics of polycarbonate-based dual cantilever sensors for detecting VOC

open access: yesMechanical Engineering Journal, 2014
We have developed and evaluated polycarbonate (PC)-based dual cantilever sensors as part of a low-cost sensor network system for monitoring VOCs (volatile organic compounds).
Naoki SHIRAISHI   +2 more
doaj   +1 more source

A conductive polymer from cis-1,4-polybutadiene

open access: yes, 1997
This study reports that cis-1,4-polybutadiene can be converted into a semiconductor when doped with iodine. The conductivity achieved by iodine doping was about 10(-6) S/cm.
Erman, B, Yildirim, P, Kucukyavuz, Z
core   +1 more source

"Preparation of Mooney viscosity reference material for low cis-1,4-polybutadiene rubber"

open access: yesHecheng xiangjiao gongye, 2023
The low cis-1,4-polybutadiene rubber material that had been filtrated and passed the homogeneity and stability tests and conformed to requirements for the reference material, was jointly determined the value by several laboratories, and the results of ...
LIU Jun-bao1, HUANG Shi-ying1, MA Li-Li2, CAO Shuai-ying1
doaj   +1 more source

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

"Progress in inorganic nano-fillers reinforced cis-1,4-polybutadiene rubber composites "

open access: yesHecheng xiangjiao gongye
The mechanical properties of unmodified cis-1,4-polybutadiene rubber were not satisfactory, and different types of reinforcing agents had different effects on the mechanical properties of cis-1,4-polybutadiene rubber.
ZHANG Tong-kai1, SONG Ao-han1, DING Shi-zhe1, DENG Fang-jian2
doaj   +1 more source

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