Hann curing kyerɛ curing nhyehyɛe a monomers, oligomers anaa polymer matrices wɔ hann induction ase, na wɔtaa de di dwuma wɔ film formation nhyehyɛe no mu. Mfiridwuma a ɛma hann yɛ adwuma no yɛ mfiridwuma a ɛyɛ adwuma yiye, ahoɔden-akorade, ɛho tew na ɛnyɛ nea atwa yɛn ho ahyia ho adwuma. Ɛkora ahoɔden so - nkyem anum mu biako wɔ ɔhyew a wɔde sa yare no mu. Silicone rɔba yɛ organosilicon aduru foforo, a ɛwɔ ahorow abiɛsa: acrylate type, ring type ne hydrosilane a wɔde ka ho.
Acrylate type yɛ uv{0}}silicone rɔba a wotumi de di dwuma kɛse a akyɛ na wɔde di dwuma kɛse. rɔba a ɛwɔ ase a wɔde di dwuma wɔ UV-silicone rɔba a wotumi sa no mu no yɛ polyorganosiloxane a acrylate awie anaasɛ acrylate nkɔnsɔnkɔnsɔn a ɛwɔ afã. Wobetumi anya denam hydrogen a ɛma nneɛma yɛ kɛse a ɛwɔ hydrogen-a polyorganosiloxanes ne acrylate wom (Equation 6.11) so, anaasɛ wɔde epoxy-a ɛwɔ polyorgioxanes a ɛwɔ acrylic acid (equation 6.12) na ɛyɛ.
Acrylate type UV-silicone rɔba a wotumi sa no aduru a wɔde sa yare no ne sɛ photoinitiator no ma free radicals ba wɔ hann ase, na afei ɛde ne ho .
Radicals fi ase yɛ polymerization a ɛyɛ acrylate. Nneɛma a wɔtaa de di dwuma wɔ free radicals mu no bi ne 2-hydroxy-2-methyl-1-phenylacetone, 2,4, 6-trimethylbenzoyl-diphenylphosphin oxide, ne nea ɛkeka ho Free radical polymerization yɛ ntɛmntɛm, nanso oxygen a ɛwɔ mframa mu no betumi adum free radicals na ayɛ adwuma sɛ polymerization inhibitor. Enti, ɛyɛ papa sɛ wɔyɛ curing reaction wɔ nitrogen ahobammɔ tebea mu.
Epoxy-Type UV-silicone rɔba a wotumi sa no nnyinaso no yɛ polyorganosiloxane a epoxy cyclohexyl akuw wom. Ɔkwan a wɔfa so yɛ no ne sɛ ɛnam hydrogen-a ɛwɔ silicone ngo ne 3-methyl-7-oxacyclic [4.10] heptanol so na ɛyɛ no.
He curing of epoxy-Type UV-silicone rɔba a wotumi sa no de cationic polymerization photoinitiators di dwuma. Saa initiator yi ma protonic acid ba wɔ hann a wɔde di dwuma no ase, na afei efi ase yɛ cationic polymerization a ɛwɔ epoxy cyclohexyl akuw no mu.
Silicon-hydrogen addition molding yɛ UV-silicone rɔba a wotumi sa a wɔayɛ wɔ nnansa yi mfe mu. Ɛde photosensitive platinum di dwuma sɛ aduru a ɛma ɛyɛ mmerɛw, na saa aduru yi tumi gyae platinum catalysts a ɛma silicon-hydrogen a wɔde ka ho wɔ hann tebea mu no. Sɛ yɛde catalysis to nkyɛn a, ne nsusuwii no te sɛ nea ɛwɔ dan mu-temperature vulcanized silicone rɔba no.
UV-silicone rɔba a wotumi sa no a wɔde di dwuma no trɛw yiye. Wɔ afã horow pii mu no, ebetumi asi rɔba a ɛwɔ dan mu hyew mu ne rɔba a ɛyɛ hyew mpo ananmu. Mprempren, nneɛma atitiriw a wɔde di dwuma wɔ UV-silicone rɔba a wotumi de di dwuma no mu ne sealing, bonding ne coating, a nea ɛka ho ne encapsulation ne potting a ɛwɔ electronic components ne assemblies, pre-coated coatings for optical fibers, ne isolation coatings for paper and plastics, etc. Silicone a wɔde yɛ curtone a wɔde gu mu ne nsu a wɔde yɛ adwuma no yɛ nea wɔde si hɔ a wɔde nsu a wɔde yɛ adwuma no ba.