Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2006-04-25
2006-04-25
Seaman, D. Margaret (Department: 1625)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C524S265000, C427S387000, C428S447000, C525S477000
Reexamination Certificate
active
07034070
ABSTRACT:
Epoxy laminates with outstanding strength were obtained from glass fabrics finished with certain non-styryl arylalkyl aminofunctional alkoxysilane compounds having the formula:and HCl salts thereof, wherein R is an alkyl group having 1 to 6 carbon atoms; R1is an alkyl group having 1 to 6 carbon atoms; R2may be the same or different and are independently selected from alkyl groups having 1 to 6 carbon atoms; and n has a value of 0 or 1, wherein the compounds are prepared using readily available starting materials without the need for styrenic double bond.
REFERENCES:
patent: 3819675 (1974-06-01), Plueddemann et al.
patent: 4996257 (1991-02-01), Saito et al.
patent: 3912878 (1989-11-01), None
patent: 8325439 (1996-12-01), None
Knobbe Martens Olson & Bear LLP
Seaman D. Margaret
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