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Tom Cheung, Bob Ruckle Siltech Corp Toronto, ON, Canada€¦ · OSi CH 3 Si CH 3 CH 3 b CH 3 (CH 2) 2 CH 3 OSi (CH 2) 3 CH 3 OSi CH 3 c Multifunctional: C 6 H 9 O ACR series: b=0
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