Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate
Patent
1992-03-02
1993-11-09
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
525462, 528 33, 528 35, 528171, 528174, 528204, C08G 6408
Patent
active
052604101
ABSTRACT:
Radiation-sensitive polymers contain, in the polymer main chain, both acid-labile groups and onium salt groups with nonnucleophilic counterions and are suitable for the production of semiconductor structural elements.
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Syntheses of Polymers that Undergo No Shrinkage on Crosslinking Tagoshi et al., Journal of Polymer Sci., vol. 26, 77-81 (1988).
Infra-red Characterization of Oriented . . . Bradley et al., Polymer, 1986, vol. 27, Nov.
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