Crosslinkable silarylene-siloxane copolymers

Details Crosslinkable silarylene-siloxane copolymers Crosslinkable silarylene-siloxane copolymers

1993-01-28

1994-09-13

Bleutge, John C.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

528 32, 528 41, 556453, C08G 7704, C08G 7720

Patent

active

053469801

ABSTRACT:
Crosslinkable copolymers suitable for use as elevated temperature pressure-sensitive adhesives comprise randomly arranged silarylene units and siloxane units. Preferably, there is present in the copolymer backbone in the range of 0.8 to 1.2 siloxane to silarylene units, and there being present in the copolymer a crosslinking functionality.

REFERENCES:
patent: 3287310 (1966-11-01), Omietanski
patent: 4563514 (1986-01-01), Liu et al.
Babu et al "Polymerization of 1,4-Bis(hydroxydimethylsilyl)benzene with (Dimethylamino)-/chlorosilanes: Structural Characterization by .sup.29 Si NMR" Macromolecules 1991.
Journal of Polymer Science: Polymer Chemistry, vol. 11, 1973, pp. 319-326.
Journal of Polymer Science: Polymer Symposia, No. 70, 1982, New York, pp. 91-105.

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