CA1129373A - Process for preparing silicone microparticles - Google Patents
Process for preparing silicone microparticlesInfo
- Publication number
- CA1129373A CA1129373A CA322,673A CA322673A CA1129373A CA 1129373 A CA1129373 A CA 1129373A CA 322673 A CA322673 A CA 322673A CA 1129373 A CA1129373 A CA 1129373A
- Authority
- CA
- Canada
- Prior art keywords
- radicals
- fluid
- continuous phase
- organopolysiloxane composition
- dispersion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920001296 polysiloxane Polymers 0.000 title claims abstract description 140
- 239000011859 microparticle Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000000203 mixture Substances 0.000 claims abstract description 111
- 239000003094 microcapsule Substances 0.000 claims abstract description 80
- 239000012530 fluid Substances 0.000 claims abstract description 70
- 239000007787 solid Substances 0.000 claims abstract description 69
- 239000006185 dispersion Substances 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 239000000463 material Substances 0.000 claims abstract description 49
- 239000004005 microsphere Substances 0.000 claims abstract description 37
- -1 mercaptoalkyl hydrogen Chemical class 0.000 claims description 84
- 238000000034 method Methods 0.000 claims description 53
- 230000005855 radiation Effects 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 239000001257 hydrogen Substances 0.000 claims description 26
- 229910052739 hydrogen Inorganic materials 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 20
- 229920002554 vinyl polymer Polymers 0.000 claims description 18
- 239000003504 photosensitizing agent Substances 0.000 claims description 17
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 13
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims description 11
- 239000012965 benzophenone Substances 0.000 claims description 11
- 230000002165 photosensitisation Effects 0.000 claims description 10
- 239000004094 surface-active agent Substances 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 239000008240 homogeneous mixture Substances 0.000 claims description 5
- 125000005569 butenylene group Chemical group 0.000 claims description 4
- 239000003814 drug Substances 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- MLTUJXXDKUERSL-UHFFFAOYSA-N 1-methyl-1-[(1-methyl-2,3-dihydrosilol-1-yl)oxy]-2,3-dihydrosilole Chemical compound C1CC=C[Si]1(C)O[Si]1(C)CCC=C1 MLTUJXXDKUERSL-UHFFFAOYSA-N 0.000 claims 2
- 239000002245 particle Substances 0.000 abstract description 9
- 239000002775 capsule Substances 0.000 abstract description 5
- 239000000945 filler Substances 0.000 abstract description 3
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 41
- 150000003254 radicals Chemical class 0.000 description 32
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 26
- 239000005631 2,4-Dichlorophenoxyacetic acid Substances 0.000 description 14
- 229910052710 silicon Inorganic materials 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 12
- 239000011162 core material Substances 0.000 description 11
- 239000010453 quartz Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 108010046334 Urease Proteins 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000000839 emulsion Substances 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000002917 insecticide Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 4
- 108090000790 Enzymes Proteins 0.000 description 4
- 102000004190 Enzymes Human genes 0.000 description 4
- 229960001138 acetylsalicylic acid Drugs 0.000 description 4
- 239000002518 antifoaming agent Substances 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 239000002480 mineral oil Substances 0.000 description 4
- 235000010446 mineral oil Nutrition 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229910020485 SiO4/2 Inorganic materials 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 3
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000007863 gel particle Substances 0.000 description 3
- 239000004009 herbicide Substances 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000012085 test solution Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000002363 herbicidal effect Effects 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 125000005358 mercaptoalkyl group Chemical group 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 2
- JNELGWHKGNBSMD-UHFFFAOYSA-N xanthone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3OC2=C1 JNELGWHKGNBSMD-UHFFFAOYSA-N 0.000 description 2
- WXPWZZHELZEVPO-UHFFFAOYSA-N (4-methylphenyl)-phenylmethanone Chemical compound C1=CC(C)=CC=C1C(=O)C1=CC=CC=C1 WXPWZZHELZEVPO-UHFFFAOYSA-N 0.000 description 1
- JYAQYXOVOHJRCS-UHFFFAOYSA-N 1-(3-bromophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(Br)=C1 JYAQYXOVOHJRCS-UHFFFAOYSA-N 0.000 description 1
- HXKWSTRRCHTUEC-UHFFFAOYSA-N 2,4-Dichlorophenoxyaceticacid Chemical compound OC(=O)C(Cl)OC1=CC=C(Cl)C=C1 HXKWSTRRCHTUEC-UHFFFAOYSA-N 0.000 description 1
- 125000004201 2,4-dichlorophenyl group Chemical group [H]C1=C([H])C(*)=C(Cl)C([H])=C1Cl 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- UUEWCQRISZBELL-UHFFFAOYSA-N 3-trimethoxysilylpropane-1-thiol Chemical compound CO[Si](OC)(OC)CCCS UUEWCQRISZBELL-UHFFFAOYSA-N 0.000 description 1
- HFGHRUCCKVYFKL-UHFFFAOYSA-N 4-ethoxy-2-piperazin-1-yl-7-pyridin-4-yl-5h-pyrimido[5,4-b]indole Chemical compound C1=C2NC=3C(OCC)=NC(N4CCNCC4)=NC=3C2=CC=C1C1=CC=NC=C1 HFGHRUCCKVYFKL-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- FBEHFRAORPEGFH-UHFFFAOYSA-N Allyxycarb Chemical compound CNC(=O)OC1=CC(C)=C(N(CC=C)CC=C)C(C)=C1 FBEHFRAORPEGFH-UHFFFAOYSA-N 0.000 description 1
- 229910004726 HSiO3/2 Inorganic materials 0.000 description 1
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical class C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- FZSVSABTBYGOQH-XFFZJAGNSA-N [(e)-(3,3-dimethyl-1-methylsulfanylbutan-2-ylidene)amino] n-methylcarbamate Chemical compound CNC(=O)O\N=C(C(C)(C)C)\CSC FZSVSABTBYGOQH-XFFZJAGNSA-N 0.000 description 1
- YUDRVAHLXDBKSR-UHFFFAOYSA-N [CH]1CCCCC1 Chemical compound [CH]1CCCCC1 YUDRVAHLXDBKSR-UHFFFAOYSA-N 0.000 description 1
- 125000003668 acetyloxy group Chemical group [H]C([H])([H])C(=O)O[*] 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000005354 coacervation Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 1
- 229940043264 dodecyl sulfate Drugs 0.000 description 1
- HZGRXXQQOAOFNS-UHFFFAOYSA-N dodecyl-methyl-silyloxysilyloxysilyloxysilyloxysilane Chemical compound CCCCCCCCCCCC[SiH](C)O[SiH2]O[SiH2]O[SiH2]O[SiH3] HZGRXXQQOAOFNS-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- YLQWCDOCJODRMT-UHFFFAOYSA-N fluoren-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C2=C1 YLQWCDOCJODRMT-UHFFFAOYSA-N 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- FSPSELPMWGWDRY-UHFFFAOYSA-N m-Methylacetophenone Chemical compound CC(=O)C1=CC=CC(C)=C1 FSPSELPMWGWDRY-UHFFFAOYSA-N 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000001282 organosilanes Chemical class 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000003016 pheromone Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920001843 polymethylhydrosiloxane Polymers 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- KRIOVPPHQSLHCZ-UHFFFAOYSA-N propiophenone Chemical compound CCC(=O)C1=CC=CC=C1 KRIOVPPHQSLHCZ-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- CMQCNTNASCDNGR-UHFFFAOYSA-N toluene;hydrate Chemical compound O.CC1=CC=CC=C1 CMQCNTNASCDNGR-UHFFFAOYSA-N 0.000 description 1
- 239000005051 trimethylchlorosilane Substances 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- ORGHESHFQPYLAO-UHFFFAOYSA-N vinyl radical Chemical compound C=[CH] ORGHESHFQPYLAO-UHFFFAOYSA-N 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003232 water-soluble binding agent Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
- A01N25/28—Microcapsules or nanocapsules
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/14—Polymerisation; cross-linking
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Dentistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Toxicology (AREA)
- Plant Pathology (AREA)
- Pest Control & Pesticides (AREA)
- Dispersion Chemistry (AREA)
- Agronomy & Crop Science (AREA)
- Environmental Sciences (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Medicinal Preparation (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Polymerisation Methods In General (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US919,588 | 1978-06-27 | ||
| US05/919,588 US4370160A (en) | 1978-06-27 | 1978-06-27 | Process for preparing silicone microparticles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1129373A true CA1129373A (en) | 1982-08-10 |
Family
ID=25442335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA322,673A Expired CA1129373A (en) | 1978-06-27 | 1979-03-02 | Process for preparing silicone microparticles |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4370160A (enExample) |
| JP (2) | JPS6025185B2 (enExample) |
| AU (1) | AU524895B2 (enExample) |
| BR (1) | BR7903976A (enExample) |
| CA (1) | CA1129373A (enExample) |
| DE (2) | DE2925305A1 (enExample) |
| FR (1) | FR2429616A1 (enExample) |
| GB (1) | GB2026513B (enExample) |
| IT (1) | IT1121600B (enExample) |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5558055A (en) * | 1978-10-24 | 1980-04-30 | Suisanchiyou Chiyoukan | Treating of euphausiacea |
| US4401456A (en) * | 1980-01-09 | 1983-08-30 | The United States Of America As Represented By The Secretary Of Agriculture | Controlled release of bioactive materials using alginate gel beads |
| DE3168041D1 (en) * | 1980-09-22 | 1985-02-14 | Pennwalt Corp | A marking or labeling agent |
| JPS5968333A (ja) * | 1982-10-12 | 1984-04-18 | Toray Silicone Co Ltd | 線状オルガノポリシロキサンブロツクを含有するポリマもしくはポリマ組成物の球状硬化物およびその製造方法 |
| AU561281B2 (en) * | 1983-09-14 | 1987-05-07 | Three Bond Co. Ltd. | Acrylic photopolymerised micro-capsules |
| FR2553784B1 (fr) * | 1983-10-19 | 1986-12-12 | Rhone Poulenc Spec Chim | Encapsulation de l'accelerateur de durcissement de compositions organopolysiloxaniques contenant des polyacyloxysilanes et durcissant en elastomeres |
| DE3423609C1 (de) * | 1984-06-27 | 1985-03-14 | Th. Goldschmidt Ag, 4300 Essen | Verwendung von fluorierten Norbornylsiloxanen zur Entschaeumung von frisch gefoerdertem,entgasendem Erdoel |
| JPS61197007A (ja) * | 1985-02-25 | 1986-09-01 | Shin Etsu Chem Co Ltd | シリコ−ン消泡剤組成物 |
| US5270854A (en) * | 1985-09-17 | 1993-12-14 | Honeywell Inc. | Narrow band selective absorption filter |
| EP0260216A3 (en) * | 1986-09-10 | 1990-07-11 | United Technologies Corporation | Solid flowable polymer molding medium |
| US4876039A (en) * | 1986-11-04 | 1989-10-24 | Dow Corning Corporation | Process for preparing silicone microparticles cured by a Michael addition reaction |
| US4698406A (en) * | 1986-11-04 | 1987-10-06 | Dow Corning Corporation | Curable organopolysiloxane composition |
| CA1301109C (en) * | 1986-12-17 | 1992-05-19 | Peter Y.K. Lo | Process for preparing silicone microparticles |
| US4753035A (en) * | 1987-02-04 | 1988-06-28 | Dow Corning Corporation | Crosslinked silicone coatings for botanical seeds |
| EP0281034A3 (en) * | 1987-02-26 | 1990-09-19 | Tohru Yamamoto | An aromatic composition and a method for the production of the same |
| JP2566386B2 (ja) * | 1987-02-26 | 1996-12-25 | 亨 山本 | 消臭性組成物 |
| AT389465B (de) * | 1987-08-18 | 1989-12-11 | Kwizda Fa F Johann | Verfahren zur bildung von mikrokapseln oder mikromatrixkoerpern |
| JPH0662851B2 (ja) * | 1987-09-24 | 1994-08-17 | 東レ・ダウコーニング・シリコーン株式会社 | シリコーン油含有硬化シリコーン粉粒状物 |
| FR2624873B1 (fr) * | 1987-12-18 | 1992-01-10 | Rhone Poulenc Chimie | Particules composites magnetisables a base d'organopolysiloxane reticule, leur procede de preparation et leur application en biologie |
| ATE109663T1 (de) * | 1988-02-05 | 1994-08-15 | Schering Ag | Ultraschallkontrastmittel, verfahren zu deren herstellung und deren verwendung als diagnostika und therapeutika. |
| GB8827029D0 (en) * | 1988-11-18 | 1988-12-21 | Ici Plc | Insecticidal compositions |
| FR2643572A1 (fr) * | 1988-12-22 | 1990-08-31 | Rhone Poulenc Chimie | Procede d'encapsulation de particules par pelliculage au moyen d'un copolymere silicone thermoplastique |
| FR2641789B1 (fr) * | 1989-01-19 | 1991-03-22 | Rhone Poulenc Chimie | Procede de preparation de particules non collantes a base d'une composition organopolysiloxane reticulee par des reactions de polyaddition |
| GB8906588D0 (en) * | 1989-03-22 | 1989-05-04 | Dow Chemical Co | Seed treatment |
| US5089537A (en) * | 1989-05-22 | 1992-02-18 | Dow Corning Corporation | UV curable silicone emulsions |
| US5082873A (en) * | 1989-05-22 | 1992-01-21 | Dow Corning Corporation | UV curable silicone emulsions |
| US5550318A (en) * | 1990-04-17 | 1996-08-27 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
| US6803499B1 (en) | 1989-08-09 | 2004-10-12 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
| EP0485506B1 (en) * | 1989-08-09 | 1997-11-12 | DeKalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile maize plants and cells thereof |
| US7705215B1 (en) | 1990-04-17 | 2010-04-27 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
| US6025545A (en) * | 1990-01-22 | 2000-02-15 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
| JP3209744B2 (ja) * | 1990-01-22 | 2001-09-17 | デカルブ・ジェネティクス・コーポレーション | 結実能力のある遺伝子変換コーン |
| US6329574B1 (en) * | 1990-01-22 | 2001-12-11 | Dekalb Genetics Corporation | High lysine fertile transgenic corn plants |
| US6946587B1 (en) | 1990-01-22 | 2005-09-20 | Dekalb Genetics Corporation | Method for preparing fertile transgenic corn plants |
| US6777589B1 (en) * | 1990-01-22 | 2004-08-17 | Dekalb Genetics Corporation | Methods and compositions for the production of stably transformed, fertile monocot plants and cells thereof |
| US5484956A (en) * | 1990-01-22 | 1996-01-16 | Dekalb Genetics Corporation | Fertile transgenic Zea mays plant comprising heterologous DNA encoding Bacillus thuringiensis endotoxin |
| US6395966B1 (en) * | 1990-08-09 | 2002-05-28 | Dekalb Genetics Corp. | Fertile transgenic maize plants containing a gene encoding the pat protein |
| US5641535A (en) * | 1991-03-14 | 1997-06-24 | Wacker-Chemie Gmbh | Process for the microencapsulation of water-emulsifiable non-thermoplastic substances |
| US5719247A (en) * | 1991-12-17 | 1998-02-17 | Minnesota Mining And Manufacturing Company | Tack-free elastomeric acrylate microspheres |
| US5393527A (en) * | 1993-01-04 | 1995-02-28 | Becton, Dickinson And Company | Stabilized microspheres and methods of preparation |
| US5780709A (en) * | 1993-08-25 | 1998-07-14 | Dekalb Genetics Corporation | Transgenic maize with increased mannitol content |
| US6118047A (en) | 1993-08-25 | 2000-09-12 | Dekalb Genetic Corporation | Anthranilate synthase gene and method of use thereof for conferring tryptophan overproduction |
| US6281411B1 (en) | 1993-08-25 | 2001-08-28 | Dekalb Genetics Corporation | Transgenic monocots plants with increased glycine-betaine content |
| US6326527B1 (en) | 1993-08-25 | 2001-12-04 | Dekalb Genetics Corporation | Method for altering the nutritional content of plant seed |
| US5449716A (en) * | 1994-06-30 | 1995-09-12 | Dow Corning Corporation | Functional polyorganosiloxane emulsions from dihydrolyzable silanes and photocurable compositions therefrom |
| US5502107A (en) * | 1994-06-30 | 1996-03-26 | Dow Corning Corporation | Polystyrene modified with a telechelic polyorganosiloxane |
| CA2166852A1 (en) * | 1995-01-17 | 1996-07-18 | Donnie Ray Juen | Organosiloxane compositions yielding machinable erosion resistant elastomers |
| JP3921262B2 (ja) * | 1996-07-22 | 2007-05-30 | 東レ・ダウコーニング株式会社 | シリコーンレジン中空体およびその製造方法 |
| US6197878B1 (en) | 1997-08-28 | 2001-03-06 | Eastman Chemical Company | Diol latex compositions and modified condensation polymers |
| EP0934773B1 (en) * | 1998-02-06 | 2004-02-04 | Seiwa Kasei Co., Ltd. | Microcapsule having a specific wall and method for producing the same |
| DE19810803A1 (de) | 1998-03-12 | 1999-09-16 | Wacker Chemie Gmbh | Verfahren zur Herstellung mikroverkapselter Produkte mit Organopolysiloxanwänden |
| US6974590B2 (en) * | 1998-03-27 | 2005-12-13 | Cima Labs Inc. | Sublingual buccal effervescent |
| US20030091629A1 (en) * | 1998-03-27 | 2003-05-15 | Cima Labs Inc. | Sublingual buccal effervescent |
| WO2000052083A1 (en) | 1999-03-03 | 2000-09-08 | Eastman Chemical Company | Silicone polymer diol compositions and condensation polymer/silicone polymer blends |
| CN1342187A (zh) | 1999-03-03 | 2002-03-27 | 伊斯曼化学公司 | 聚酰胺/乳液聚合物共混物 |
| WO2000078842A1 (en) | 1999-06-18 | 2000-12-28 | Eastman Chemical Company | Amide-type polymer/silicone polymer blends and processes of making the same |
| BR0011676A (pt) | 1999-06-18 | 2002-03-12 | Eastman Chem Co | Método de produção de uma mistura de polìmero de náilon 6/silicone, produto, mistura de polìmero de nãilon 6/silicone, e, método para produção de uma mistura de polìmero tipo amida/polìmero de silicone produto |
| JP3654507B2 (ja) * | 2000-06-14 | 2005-06-02 | 信越化学工業株式会社 | シリコーンエラストマー球状粒子の水性ディスパージョン |
| CN1330097A (zh) * | 2000-06-15 | 2002-01-09 | 中国石油化工股份有限公司 | 全硫化粉末硅橡胶及其制备方法 |
| US6911488B2 (en) * | 2000-09-27 | 2005-06-28 | Shamrock Technologies, Inc. | Physical methods of dispersing characteristic use particles and compositions thereof |
| US7311926B2 (en) * | 2002-12-20 | 2007-12-25 | Battelle Memorial Institute | Biocomposite materials and methods for making the same |
| US8828226B2 (en) | 2003-03-01 | 2014-09-09 | The Trustees Of Boston University | System for assessing the efficacy of stored red blood cells using microvascular networks |
| PT1708686E (pt) * | 2003-12-31 | 2011-04-20 | Cima Labs Inc | Forma de dosagem de fentanil oral efervescente geralmente linear e métodos de administração |
| EP1708685B1 (en) * | 2003-12-31 | 2011-03-09 | Cima Labs Inc. | Effervescent oral opiate dosage forms and methods of administering oxycodone |
| WO2005065317A2 (en) * | 2003-12-31 | 2005-07-21 | Cima Labs Inc. | Effervescent oral fentanyl dosage form |
| BRPI0508296A (pt) * | 2004-03-31 | 2007-07-31 | Parry E I D India Ltd | formulação granular de extrato de semente de neem e processo para o preparo da mesma |
| WO2007099814A1 (ja) * | 2006-03-02 | 2007-09-07 | Kaneka Corporation | 中空シリコーン系微粒子の製造方法 |
| DE102006014875A1 (de) | 2006-03-30 | 2007-10-04 | Wacker Chemie Ag | Partikel mit strukturierter Oberfläche |
| US9090860B2 (en) * | 2008-10-08 | 2015-07-28 | The Regents Of The University Of California | Process for creating shape-designed particles in a fluid |
| US9199016B2 (en) | 2009-10-12 | 2015-12-01 | New Health Sciences, Inc. | System for extended storage of red blood cells and methods of use |
| US11284616B2 (en) | 2010-05-05 | 2022-03-29 | Hemanext Inc. | Irradiation of red blood cells and anaerobic storage |
| NZ622456A (en) | 2009-10-12 | 2015-09-25 | New Health Sciences Inc | Blood storage bag system and depletion devices with oxygen and carbon dioxide depletion capabilities |
| US12089589B2 (en) | 2009-10-12 | 2024-09-17 | Hemanext Inc. | Irradiation of red blood cells and anaerobic storage |
| BR112012008682A2 (pt) | 2009-10-12 | 2017-06-20 | New Health Sciences Inc | "dispositivo de depleção de oxigênio, e, método para remover oxigênio de células vermelhas do sangue." |
| US9028969B2 (en) | 2010-07-27 | 2015-05-12 | United Technologies Corporation | Composite article having protective coating |
| JP5930483B2 (ja) | 2010-08-25 | 2016-06-08 | ニュー・ヘルス・サイエンシーズ・インコーポレイテッドＮｅｗ Ｈｅａｌｔｈ Ｓｃｉｅｎｃｅｓ， Ｉｎｃ． | 保存中の赤血球の品質及び生存を高める方法 |
| ES2957338T3 (es) | 2010-11-05 | 2024-01-17 | Hemanext Inc | Irradiación de glóbulos rojos y almacenamiento anaeróbico |
| US9067004B2 (en) | 2011-03-28 | 2015-06-30 | New Health Sciences, Inc. | Method and system for removing oxygen and carbon dioxide during red cell blood processing using an inert carrier gas and manifold assembly |
| PT4074395T (pt) | 2011-08-10 | 2024-05-20 | Hemanext Inc | Dispositivo de filtração integrado para depleção de leucócitos, oxigénio e/ou co2 e separação de plasma |
| US20150189867A1 (en) | 2012-06-22 | 2015-07-09 | Dow Corning Corporation | Silver-Loaded Microparticles and Loading of Same Into Silicones |
| WO2013191760A1 (en) | 2012-06-22 | 2013-12-27 | Dow Corning Corporation | Silver-loaded silicone particles and their silver-containing polymer composites |
| PT2961269T (pt) | 2013-02-28 | 2021-12-16 | Hemanext Inc | Dispositivo de depleção de gás para produtos sanguíneos |
| WO2014160112A1 (en) | 2013-03-14 | 2014-10-02 | Dow Corning Corporation | Metal thermal stabilization of polydiethylsiloxane and copolymers thereof |
| WO2014151509A1 (en) | 2013-03-14 | 2014-09-25 | Dow Corning Corporation | Hydrophilic silicone polymers |
| MX2017011595A (es) | 2015-03-10 | 2018-06-15 | New Health Sciences Inc | Kits, dispositivos descartables para reducir el oxígeno y métodos para usarlos. |
| CA2983295C (en) | 2015-04-23 | 2024-02-13 | New Health Sciences, Inc. | Anaerobic blood storage containers |
| ES3042959T3 (en) | 2015-05-18 | 2025-11-24 | Hemanext Inc | Methods for the storage of whole blood, and compositions thereof |
| CN119454953A (zh) | 2016-05-27 | 2025-02-18 | 希玛奈克斯特股份有限公司 | 厌氧血液储存和病原体失活方法 |
| JP7220528B2 (ja) * | 2018-07-06 | 2023-02-10 | 株式会社日立産機システム | 温度検知インク |
| US12325773B2 (en) * | 2019-12-19 | 2025-06-10 | Wacker Chemie Ag | Antifoam compositions comprising branched siloxanes formed by treating linear siloxanes with high-energy radiation |
| CN111234231A (zh) * | 2020-03-19 | 2020-06-05 | 衢州市中通化工有限公司 | 一种共聚有机硅树脂微球的制备方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA653301A (en) * | 1962-12-04 | L. Warrick Earl | Method of curing organosiloxanes | |
| US3257330A (en) * | 1963-03-25 | 1966-06-21 | Owens Illinois Glass Co | Colored, solid, substantially spherical gel particles and method for forming same |
| US3405071A (en) * | 1963-12-30 | 1968-10-08 | Ibm | Process of making microcapsules |
| US3551346A (en) * | 1966-11-23 | 1970-12-29 | Ncr Co | Method of making dual wall capsules |
| US3576760A (en) * | 1969-06-13 | 1971-04-27 | Nat Patent Dev Corp | Water soluble entrapping |
| US3663666A (en) * | 1970-05-22 | 1972-05-16 | Bird J Vincent | Method of forming silicone rubber articles |
| US3726710A (en) * | 1970-09-02 | 1973-04-10 | Union Carbide Corp | Silicon paper release compositions |
| US3816282A (en) * | 1971-04-15 | 1974-06-11 | Gen Electric | Radiation induced polymerization of polysiloxanes |
| JPS4837375A (enExample) * | 1971-09-17 | 1973-06-01 | ||
| US4064027A (en) * | 1973-09-28 | 1977-12-20 | Dow Corning Corporation | UV curable composition |
| US3873499A (en) * | 1973-11-29 | 1975-03-25 | Dow Corning | Fast curing mercaptoalkyl vinyl siloxane resins |
| US4128581A (en) * | 1975-02-27 | 1978-12-05 | Diamond Shamrock Corporation | Ketoxime carbamates |
| JPS5243779A (en) * | 1975-10-03 | 1977-04-06 | Hideki Ishii | Method of producing minute particles coated with resin |
| US4052529A (en) * | 1976-03-03 | 1977-10-04 | Dow Corning Corporation | Radiation-curable mercaptoalkyl vinyl polydiorganosiloxanes, method of coating there with and coated article |
| CA1078325A (en) * | 1976-03-03 | 1980-05-27 | Robert E. Kalinowski | Method of curing thick section elastomers |
-
1978
- 1978-06-27 US US05/919,588 patent/US4370160A/en not_active Expired - Lifetime
-
1979
- 1979-03-02 CA CA322,673A patent/CA1129373A/en not_active Expired
- 1979-05-08 JP JP54056238A patent/JPS6025185B2/ja not_active Expired
- 1979-06-08 AU AU47908/79A patent/AU524895B2/en not_active Expired
- 1979-06-22 DE DE19792925305 patent/DE2925305A1/de active Granted
- 1979-06-22 DE DE2954367A patent/DE2954367C2/de not_active Expired
- 1979-06-25 FR FR7916240A patent/FR2429616A1/fr active Granted
- 1979-06-25 IT IT23825/79A patent/IT1121600B/it active
- 1979-06-25 BR BR7903976A patent/BR7903976A/pt unknown
- 1979-06-27 GB GB7922355A patent/GB2026513B/en not_active Expired
-
1984
- 1984-10-12 JP JP59214024A patent/JPS60106837A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS555787A (en) | 1980-01-16 |
| JPS60106837A (ja) | 1985-06-12 |
| US4370160A (en) | 1983-01-25 |
| BR7903976A (pt) | 1980-03-25 |
| DE2954367C2 (enExample) | 1989-06-29 |
| FR2429616B1 (enExample) | 1981-09-04 |
| AU524895B2 (en) | 1982-10-07 |
| IT7923825A0 (it) | 1979-06-25 |
| JPS6025185B2 (ja) | 1985-06-17 |
| FR2429616A1 (fr) | 1980-01-25 |
| AU4790879A (en) | 1980-01-03 |
| IT1121600B (it) | 1986-04-02 |
| GB2026513B (en) | 1982-12-08 |
| JPS6365692B2 (enExample) | 1988-12-16 |
| GB2026513A (en) | 1980-02-06 |
| DE2925305A1 (de) | 1980-01-03 |
| DE2925305C2 (enExample) | 1987-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1129373A (en) | Process for preparing silicone microparticles | |
| US20140227329A1 (en) | Microcapsules having an envelope composed essentially of silsesquioxane homopolymers or copolymers | |
| CA1338200C (en) | Method for preparing a microencapsulated compound of a platinum group metal | |
| CA1306572C (en) | Storage stable heat curable organosiloxane compositions containing microencapsulated platinum-containing catalysts | |
| CA1116550A (en) | Method for decreasing surface tack of disposed organopolysiloxane greases and gels | |
| US20120128978A1 (en) | Method for encapsulating liquid or pasty substances in a cross-linked encapsulation material | |
| EP2451569B1 (en) | Pressurized can comprising leach-proof microcapsules and the method for preparation of such a can | |
| EP2158031A1 (en) | Wax encapsulation | |
| WO2017218880A9 (en) | POLYSACCHARIDE ADMINISTRATION PARTICLE | |
| GB0202853D0 (en) | Encapsulation process and encapsulated compositions | |
| US4876039A (en) | Process for preparing silicone microparticles cured by a Michael addition reaction | |
| CN103769020B (zh) | 一种双核微胶囊及其制备方法与应用 | |
| JPH02117960A (ja) | マイクロカプセル化された成分を含有してなる貯蔵安定性オルガノシロキサン組成物の硬化方法 | |
| KR20240048014A (ko) | 유기 화합물에서의 및 이와 관련된 개선 | |
| Leong et al. | Nozzleless fabrication of oil-core biopolymeric microcapsules by the interfacial gelation of Pickering emulsion templates | |
| JP7601868B2 (ja) | 自然分解性マイクロカプセル及びその製造方法 | |
| KR20230042354A (ko) | 유기 화합물에서의 개선 또는 이와 관련된 개선 | |
| CA1299304C (en) | Process for preparing silicone microparticles cured by a michael addition reaction | |
| AU2003236910B2 (en) | Biliquid foam entrapment. | |
| AU598615B2 (en) | Process for preparing silicone microparticles | |
| US5089537A (en) | UV curable silicone emulsions | |
| Jincheng et al. | Preparation and characterization of microcapsules containing capsaicin | |
| JPH02298340A (ja) | アミン―ホルムアルデヒドのマイクロカプセルを製造する改善方法及び該法にて製造された感光性マイクロカプセル | |
| Ma et al. | Control of PDMS crosslinking by encapsulating a hydride crosslinker in a PMMA microcapsule | |
| US5082873A (en) | UV curable silicone emulsions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |