Zobrazeno 1 - 10
of 10
pro vyhledávání: '"O. K. Johannson"'
Publikováno v:
Journal of Polymer Science: Polymer Chemistry Edition. 14:743-758
Autor:
O. K. Johannson, C. L. Lee
Publikováno v:
Journal of Polymer Science: Polymer Chemistry Edition. 14:729-742
Polymerization behavior of hexamethylcyclotrisiloxane (D3) in toluene solution with the use of benzyltrimethylammonium bis(o-p;henylenedioxy)phenylsiliconate as a catalyst, dimethyl sulfoxide as promoter, and adventitious moisture as initiator was in
Publikováno v:
Journal of Polymer Science Part A-2: Polymer Physics. 7:563-574
Solution parameters for the polymer poly-γ-trifluoro-propylmethylsiloxamer has been determined in cyclohexyl acetate, methyl hexanoate, and ethyl acetate. Interpretation of data follows the theory of Fox and Flory. In contrast to poly-dimethylsiloxa
Publikováno v:
Journal of Polymer Science Part A-2: Polymer Physics. 8:541-554
Dilute solution parameters were determined for polymethylphenylsiloxamer fractions (5 × 104 < M < 1.5 × 106) in toluene, cyclohexane, and diisobutylamine (θ ≈ 30.4°C). The data are interpreted by the procedure suggested by Flory and Fox. Minor
Publikováno v:
Journal of Composite Materials. 1:278-292
An investigation of the physical chemical role of silane coupling agents at the glass-resin interface has been conducted. Radio actively labeled coupling agents were synthesized and purified, and their adsorption on E-glass and aerosil surfaces studi
Autor:
C. L. Lee, O. K. Johannson
Publikováno v:
Journal of Polymer Science Part A-1: Polymer Chemistry. 4:3013-3026
The kinetics of the anionic polymerization of octamethylcyclotetrasiloxane (D4) initiated by α-methylstyrene living polymer in tetrahydrofuran was studied. The following kinetic scheme was postulated: Initiation: Propagation: where S- and M represen
Publikováno v:
The Journal of Physical Chemistry. 72:2750-2754
Autor:
T. Thorvaldson, O. K. Johannson
Publikováno v:
Journal of the American Chemical Society. 56:2327-2330
Publikováno v:
Industrial & Engineering Chemistry. 52:783-784