NO843308L - Mikrokapsler, samt fremgangsmaate ved fremstilling derav - Google Patents

Mikrokapsler, samt fremgangsmaate ved fremstilling derav

Info

Publication number: NO843308L
Authority: NO; Norway
Prior art keywords: bisphenol; microcapsules; reaction product; formaldehyde; microcapsule
Prior art date: 1983-08-18

Application number

NO843308A

Other languages

English (en)

Norwegian (no)

Inventor

D Hung-Ya Chao

Original Assignee

Moore Business Forms Inc

Priority date (The priority date 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 date listed.)

1983-08-18

Filing date

1984-08-17

Publication date

1985-02-19

1984-08-17 Application filed by Moore Business Forms Inc filed Critical Moore Business Forms Inc

1985-02-19 Publication of NO843308L publication Critical patent/NO843308L/no

Links

238000000034 method Methods 0.000 title claims description 22
239000003094 microcapsule Substances 0.000 claims description 76
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 39
IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 36
239000000463 material Substances 0.000 claims description 34
239000007795 chemical reaction product Substances 0.000 claims description 22
PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 claims description 18
239000002243 precursor Substances 0.000 claims description 16
230000035699 permeability Effects 0.000 claims description 15
HTVITOHKHWFJKO-UHFFFAOYSA-N Bisphenol B Chemical compound C=1C=C(O)C=CC=1C(C)(CC)C1=CC=C(O)C=C1 HTVITOHKHWFJKO-UHFFFAOYSA-N 0.000 claims description 13
238000011049 filling Methods 0.000 claims description 12
239000000945 filler Substances 0.000 claims description 11
150000001875 compounds Chemical class 0.000 claims description 10
238000004519 manufacturing process Methods 0.000 claims description 10
FRASJONUBLZVQX-UHFFFAOYSA-N 1,4-dioxonaphthalene Chemical class C1=CC=C2C(=O)C=CC(=O)C2=C1 FRASJONUBLZVQX-UHFFFAOYSA-N 0.000 claims description 9
BOKGTLAJQHTOKE-UHFFFAOYSA-N 1,5-dihydroxynaphthalene Chemical class C1=CC=C2C(O)=CC=CC2=C1O BOKGTLAJQHTOKE-UHFFFAOYSA-N 0.000 claims description 9
QUWAJPZDCZDTJS-UHFFFAOYSA-N 2-(2-hydroxyphenyl)sulfonylphenol Chemical class OC1=CC=CC=C1S(=O)(=O)C1=CC=CC=C1O QUWAJPZDCZDTJS-UHFFFAOYSA-N 0.000 claims description 9
VCCBEIPGXKNHFW-UHFFFAOYSA-N biphenyl-4,4'-diol Chemical class C1=CC(O)=CC=C1C1=CC=C(O)C=C1 VCCBEIPGXKNHFW-UHFFFAOYSA-N 0.000 claims description 8
150000002989 phenols Chemical class 0.000 claims description 8
230000015572 biosynthetic process Effects 0.000 claims description 6
229920001807 Urea-formaldehyde Polymers 0.000 claims description 5
ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 claims description 5
108010010803 Gelatin Proteins 0.000 claims description 4
229920000084 Gum arabic Polymers 0.000 claims description 4
238000012696 Interfacial polycondensation Methods 0.000 claims description 4
239000000205 acacia gum Substances 0.000 claims description 4
238000006243 chemical reaction Methods 0.000 claims description 4
239000008273 gelatin Substances 0.000 claims description 4
229920000159 gelatin Polymers 0.000 claims description 4
235000019322 gelatine Nutrition 0.000 claims description 4
235000011852 gelatine desserts Nutrition 0.000 claims description 4
241000978776 Senegalia senegal Species 0.000 claims description 3
235000010489 acacia gum Nutrition 0.000 claims description 3
239000000796 flavoring agent Substances 0.000 claims description 3
239000000376 reactant Substances 0.000 claims description 3
239000003205 fragrance Substances 0.000 claims description 2
239000002917 insecticide Substances 0.000 claims description 2
239000000575 pesticide Substances 0.000 claims description 2
UBYFOQCYKRXTMK-UHFFFAOYSA-N 1,1-diphenylethane-1,2-diol Chemical compound C=1C=CC=CC=1C(O)(CO)C1=CC=CC=C1 UBYFOQCYKRXTMK-UHFFFAOYSA-N 0.000 claims 1
OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims 1
230000008021 deposition Effects 0.000 claims 1
235000013355 food flavoring agent Nutrition 0.000 claims 1
230000007306 turnover Effects 0.000 claims 1
239000002775 capsule Substances 0.000 description 22
239000002002 slurry Substances 0.000 description 22
238000000576 coating method Methods 0.000 description 12
239000011248 coating agent Substances 0.000 description 10
239000000243 solution Substances 0.000 description 8
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
230000000052 comparative effect Effects 0.000 description 6
DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 6
238000002845 discoloration Methods 0.000 description 6
239000012071 phase Substances 0.000 description 5
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 4
239000004952 Polyamide Substances 0.000 description 4
230000004048 modification Effects 0.000 description 4
238000012986 modification Methods 0.000 description 4
239000003921 oil Substances 0.000 description 4
229920002451 polyvinyl alcohol Polymers 0.000 description 4
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
239000007864 aqueous solution Substances 0.000 description 3
239000008098 formaldehyde solution Substances 0.000 description 3
239000000203 mixture Substances 0.000 description 3
229920002647 polyamide Polymers 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 2
VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical class C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 2
229930185605 Bisphenol Natural products 0.000 description 2
IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
239000004372 Polyvinyl alcohol Substances 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
239000008346 aqueous phase Substances 0.000 description 2
239000004927 clay Substances 0.000 description 2
238000009833 condensation Methods 0.000 description 2
230000005494 condensation Effects 0.000 description 2
238000011161 development Methods 0.000 description 2
229960002380 dibutyl phthalate Drugs 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
239000000839 emulsion Substances 0.000 description 2
IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
229910000041 hydrogen chloride Inorganic materials 0.000 description 2
230000006872 improvement Effects 0.000 description 2
238000011065 in-situ storage Methods 0.000 description 2
239000007788 liquid Substances 0.000 description 2
238000006011 modification reaction Methods 0.000 description 2
239000003960 organic solvent Substances 0.000 description 2
229920001568 phenolic resin Polymers 0.000 description 2
239000005011 phenolic resin Substances 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
239000000047 product Substances 0.000 description 2
-1 rhodamine lactam Chemical class 0.000 description 2
239000000126 substance Substances 0.000 description 2
239000000758 substrate Substances 0.000 description 2
LIZLYZVAYZQVPG-UHFFFAOYSA-N (3-bromo-2-fluorophenyl)methanol Chemical compound OCC1=CC=CC(Br)=C1F LIZLYZVAYZQVPG-UHFFFAOYSA-N 0.000 description 1
KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
FXJVNINSOKCNJP-UHFFFAOYSA-M 4-methylbenzenesulfinate Chemical compound CC1=CC=C(S([O-])=O)C=C1 FXJVNINSOKCNJP-UHFFFAOYSA-M 0.000 description 1
229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
239000013032 Hydrocarbon resin Substances 0.000 description 1
239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
229920000877 Melamine resin Polymers 0.000 description 1
239000002202 Polyethylene glycol Substances 0.000 description 1
239000004793 Polystyrene Substances 0.000 description 1
229920002396 Polyurea Polymers 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 description 1
ZKURGBYDCVNWKH-UHFFFAOYSA-N [3,7-bis(dimethylamino)phenothiazin-10-yl]-phenylmethanone Chemical compound C12=CC=C(N(C)C)C=C2SC2=CC(N(C)C)=CC=C2N1C(=O)C1=CC=CC=C1 ZKURGBYDCVNWKH-UHFFFAOYSA-N 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
125000003172 aldehyde group Chemical group 0.000 description 1
150000004996 alkyl benzenes Chemical class 0.000 description 1
125000003277 amino group Chemical group 0.000 description 1
238000003556 assay Methods 0.000 description 1
235000010290 biphenyl Nutrition 0.000 description 1
150000004074 biphenyls Chemical class 0.000 description 1
YLZSIUVOIFJGQZ-UHFFFAOYSA-N bis[4-(dimethylamino)phenyl]methanol Chemical compound C1=CC(N(C)C)=CC=C1C(O)C1=CC=C(N(C)C)C=C1 YLZSIUVOIFJGQZ-UHFFFAOYSA-N 0.000 description 1
239000001768 carboxy methyl cellulose Substances 0.000 description 1
235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
229920003090 carboxymethyl hydroxyethyl cellulose Polymers 0.000 description 1
239000008112 carboxymethyl-cellulose Substances 0.000 description 1
239000003593 chromogenic compound Substances 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000004132 cross linking Methods 0.000 description 1
239000003431 cross linking reagent Substances 0.000 description 1
230000007547 defect Effects 0.000 description 1
230000003111 delayed effect Effects 0.000 description 1
239000002781 deodorant agent Substances 0.000 description 1
239000003995 emulsifying agent Substances 0.000 description 1
230000001804 emulsifying effect Effects 0.000 description 1
238000005538 encapsulation Methods 0.000 description 1
239000003822 epoxy resin Substances 0.000 description 1
235000019634 flavors Nutrition 0.000 description 1
IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
239000011521 glass Substances 0.000 description 1
229920006270 hydrocarbon resin Polymers 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
239000012528 membrane Substances 0.000 description 1
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
239000012074 organic phase Substances 0.000 description 1
150000002924 oxiranes Chemical class 0.000 description 1
239000002245 particle Substances 0.000 description 1
239000004014 plasticizer Substances 0.000 description 1
229920006122 polyamide resin Polymers 0.000 description 1
229920000647 polyepoxide Polymers 0.000 description 1
229920000728 polyester Polymers 0.000 description 1
229920001223 polyethylene glycol Polymers 0.000 description 1
239000004848 polyfunctional curative Substances 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
229920005990 polystyrene resin Polymers 0.000 description 1
229920002635 polyurethane Polymers 0.000 description 1
239000004814 polyurethane Substances 0.000 description 1
229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
239000001267 polyvinylpyrrolidone Substances 0.000 description 1
235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
239000011148 porous material Substances 0.000 description 1
230000009467 reduction Effects 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000000725 suspension Substances 0.000 description 1
238000012360 testing method Methods 0.000 description 1
239000008096 xylene Substances 0.000 description 1
150000003738 xylenes Chemical class 0.000 description 1

Classifications

- 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
- B01J13/20—After-treatment of capsule walls, e.g. hardening
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Dispersion Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Manufacturing Of Micro-Capsules (AREA)
Color Printing (AREA)
Developing Agents For Electrophotography (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)

NO843308A 1983-08-18 1984-08-17 Mikrokapsler, samt fremgangsmaate ved fremstilling derav NO843308L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US52430983A	1983-08-18	1983-08-18

Publications (1)

Publication Number	Publication Date
NO843308L true NO843308L (no)	1985-02-19

Family

ID=24088662

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO843308A NO843308L (no)	1983-08-18	1984-08-17	Mikrokapsler, samt fremgangsmaate ved fremstilling derav

Country Status (13)

Country	Link
EP (1)	EP0134114A3 (da)
JP (1)	JPS6044036A (da)
AU (1)	AU2533684A (da)
BR (1)	BR8403263A (da)
DK (1)	DK132084A (da)
ES (1)	ES8600960A1 (da)
FI (1)	FI843272A (da)
GR (1)	GR81807B (da)
MX (1)	MX156563A (da)
NO (1)	NO843308L (da)
NZ (1)	NZ207494A (da)
PT (1)	PT78129B (da)
ZA (1)	ZA842634B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0638166B2 (ja) *	1985-05-15	1994-05-18	住友化学工業株式会社	静電荷像現像用トナ−
US4636453A (en) *	1985-10-01	1987-01-13	E. I. Du Pont De Nemours And Company	Photopolymer films containing microencapsulated sensitometric adjuvants
US4755446A (en) *	1987-01-12	1988-07-05	E. I. Du Pont De Nemours And Company	Photosensitive compositions containing microcapsules concentrated in surface layer
EP0341648A3 (de) *	1988-05-11	1990-10-17	Drescher Geschäftsdrucke Gmbh	Mikrokapseln und Verfahren zu ihrer Herstellung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3726803A (en) *	1970-02-16	1973-04-10	Ncr	Capsule wall treating process utilizing condensation polymerization and capsule product
CA939985A (en) *	1970-07-27	1974-01-15	Keiso Saeki	Process for the production of oil-containing microcapsules
CA1104881A (en) *	1977-06-24	1981-07-14	Yu-Sun Lee	Process for producing microcapsules having secondary capsule walls and microcapsules produced thereby
US4209188A (en) *	1978-04-11	1980-06-24	Moore Business Forms, Inc.	Microcapsules, method of making same, and carbonless copying system including said microcapsules

1984
- 1984-02-20 PT PT78129A patent/PT78129B/pt unknown
- 1984-02-21 JP JP59031306A patent/JPS6044036A/ja active Pending
- 1984-02-29 DK DK132084A patent/DK132084A/da not_active Application Discontinuation
- 1984-03-06 AU AU25336/84A patent/AU2533684A/en not_active Abandoned
- 1984-03-14 NZ NZ207494A patent/NZ207494A/en unknown
- 1984-03-21 GR GR74162A patent/GR81807B/el unknown
- 1984-04-10 ZA ZA842634A patent/ZA842634B/xx unknown
- 1984-04-25 MX MX201126A patent/MX156563A/es unknown
- 1984-07-02 BR BR8403263A patent/BR8403263A/pt unknown
- 1984-08-01 EP EP84305222A patent/EP0134114A3/en not_active Withdrawn
- 1984-08-17 FI FI843272A patent/FI843272A/fi not_active Application Discontinuation
- 1984-08-17 NO NO843308A patent/NO843308L/no unknown
- 1984-08-17 ES ES535697A patent/ES8600960A1/es not_active Expired

Also Published As

Publication number	Publication date
AU2533684A (en)	1985-02-21
ZA842634B (en)	1985-01-30
DK132084D0 (da)	1984-02-29
NZ207494A (en)	1987-04-30
DK132084A (da)	1985-02-19
FI843272A (fi)	1985-02-19
ES535697A0 (es)	1985-11-01
ES8600960A1 (es)	1985-11-01
GR81807B (da)	1984-12-12
JPS6044036A (ja)	1985-03-08
MX156563A (es)	1988-09-09
PT78129B (en)	1986-05-19
EP0134114A2 (en)	1985-03-13
BR8403263A (pt)	1985-06-11
PT78129A (en)	1984-03-01
FI843272A0 (fi)	1984-08-17
EP0134114A3 (en)	1985-05-15

Publication	Publication Date	Title
US3875074A (en)	1975-04-01	Formation of microcapsules by interfacial cross-linking of emulsifier, and microcapsules produced thereby
US4356108A (en)	1982-10-26	Encapsulation process
US3672935A (en)	1972-06-27	Pressure-sensitive record material
US3576660A (en)	1971-04-27	Pressure-sensitive record sheet and coating composition
FI81276B (fi)	1990-06-29	Mikroinkapsling av polyisocyanater genom vaexelverkan mellan multipla emulsioner.
US20130231242A1 (en)	2013-09-05	Pressure sensitive coating for image forming
NO890513L (no)	1989-08-09	Fremgangsmaate ved fremstilling av mikrokapsler.
EP0011367A1 (en)	1980-05-28	Pressure-sensitive recording material and process for its production, coating composition, capsules and microcapsules therefor
US4140336A (en)	1979-02-20	Product and process for reducing discoloration in carbonless copying systems
NO862232L (no)	1986-12-08	Kopieringssystem.
US4626471A (en)	1986-12-02	Microencapsulation by in-situ polymerization of multifunctional epoxy resins
EP0392876B1 (en)	1993-08-04	Preparing microcapsules
JPS5948756B2 (ja)	1984-11-28	感圧性記録ユニツト
FI73607B (fi)	1987-07-31	Mikrokapslar och foerfarande foer framstaellning daerav samt kolfritt kopieringssystem, som innehaoller mikrokapslar.
US3894168A (en)	1975-07-08	Paper coating pigment material
US4209188A (en)	1980-06-24	Microcapsules, method of making same, and carbonless copying system including said microcapsules
US4219220A (en)	1980-08-26	Recording material for use in a pressure sensitive copying system
NO843308L (no)	1985-02-19	Mikrokapsler, samt fremgangsmaate ved fremstilling derav
US5015527A (en)	1991-05-14	Interfacial epoxy microcapsulation system
US4076887A (en)	1978-02-28	Recording sheets
GB1603448A (en)	1981-11-25	Microcapsules and their use
IE48723B1 (en)	1985-05-01	Pigment having a chromogenic material absorbed thereon and record receiving sheet having a coating thereof
US4161570A (en)	1979-07-17	Process for the production of radiation curable coating compositions containing microcapsules
US4071469A (en)	1978-01-31	Solvent composition for use in carbonless copy systems
US5232780A (en)	1993-08-03	Microcapsules with a polymeric capsule wall