Inventor
LETOFFE MICHEL
FR20 patents
⚠️ This page may combine multiple inventors who share the name “LETOFFE MICHEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RHONE POULENC CHIMIE
8 patentsUS5079324AJan 7, 1992
Lioh catalyzed preparation of alkoxylated diorganopolysiloxanes
RHONE POULENC CHIMIE24 citations87
US4762879AAug 9, 1988
Single-component, storage-stable diorganopolysiloxane CVE compositions
RHONE POULENC CHIMIE10 citations73
US6124235ASep 26, 2000
Accelerator system for crosslinking polymers which harden on exposure to the moisture in air
RHONE POULENC CHIMIE10 citations71
US4797462AJan 10, 1989
Organopolysiloxanes containing cure accelerators
RHONE POULENC CHIMIE14 citations71
US4956436ASep 11, 1990
Tin monochelate catalysis of organopolysiloxane compositions
RHONE POULENC CHIMIE17 citations68
US4824924AApr 25, 1989
Preparation of terminally alkoxylated diorganopolysiloxanes
RHONE POULENC CHIMIE4 citations62
US4769409ASep 6, 1988
Single-component, storage-stable diorganopolysiloxane CVE compositions
RHONE POULENC CHIMIE3 citations62
US5681884AOct 28, 1997
Accelerator system for crosslinking polymers which harden on exposure to the moisture in air
RHONE POULENC CHIMIE3 citations60
RHONE POULENC SPEC CHIM
6 patentsUS4525565AJun 25, 1985
Single component organopolysiloxane compositions containing silanes with acyloxy or ketoniminoxy groups as cross linking agents and organic derivatives of titanium or zirconium as catalysts
RHONE POULENC SPEC CHIM67 citations94
US4672003AJun 9, 1987
RTV organopolysiloxane compositions and self-adhesive elastomers therefrom
RHONE POULENC SPEC CHIM42 citations92
US4532315AJul 30, 1985
Rapidly hardening organopolysiloxane compositions comprising polyacyloxysilane cross-linking agents
RHONE POULENC SPEC CHIM30 citations90
US4604444AAug 5, 1986
Curable organopolysiloxane compositions comprising microencapsulated hardening accelerators
RHONE POULENC SPEC CHIM51 citations87
US4508888AApr 2, 1985
Rapidly hardening organopolysiloxane compositions comprising polyacyloxysilane cross-linking agents
RHONE POULENC SPEC CHIM20 citations80
US4755579AJul 5, 1988
Autoaccelerated organopolysiloxane elastomers
RHONE POULENC SPEC CHIM2 citations62
RHONE POULENC SA
3 patentsUS3983265ASep 28, 1976
Method of coating a substrate with curable organopolysiloxane compositions
RHONE POULENC SA31 citations82
US3933729AJan 20, 1976
Organopolysiloxane compositions which vulcanise at ambient temperature and above to yield elastomers which adhere to the most diverse supports
RHONE POULENC SA32 citations82
US3965280AJun 22, 1976
Use of organopolysiloxane compositions which cure at ambient temperature in coating electrical and electronic devices
RHONE POULENC SA7 citations54