1
Robert W Brown, Richard P Bowman: Capsule manufacture. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, November 12, 1985: US04552811 (48 worldwide citation)

A process is disclosed for performing encapsulation, en masse, by an in situ polymerization reaction to yield capsule wall material. The reaction comprises the polymerization of urea and formaldehyde, or monomeric or low molecular weight polymers of dimethylol urea or methylated dimethylol urea, mel ...


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Donald E Hayford: Capsule manufacture. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, April 24, 1984: US04444699 (40 worldwide citation)

A process is disclosed for performing encapsulation, en masse, by an in situ polymerization reaction to yield capsule wall material. The polymerization comprises a reaction between melamine and formaldehyde and/or polycondensation of monomeric methylol melamine or etherified methylol melamine, or a ...


4
Henry H Baum: Two color thermally sensitive record material system. NCR Corporation, E Frank McKinney, Paul S Phillips Jr, May 1, 1979: US04151748 (33 worldwide citation)

A thermally sensitive record medium is disclosed. Data is generated on the record medium in response to an application of heat. The record medium is capable of generating data images in more than one color by exposing the medium to more than one temperature level in areas to be imaged. Overlap or in ...


5
Kenneth D Glanz: Thermally-responsive record material. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, September 4, 1984: US04470057 (18 worldwide citation)

A thermally-sensitive color-forming composition is disclosed which comprises chromogenic material, acidic developer material and a phenylhydroxynaphthoate compound. Record material comprising this color-forming composition exhibits improved color-forming efficiency and/or image density.


6
Henry H Baum: Thermally-responsive record material. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, January 20, 1981: US04246318 (15 worldwide citation)

A thermally sensitive record material is disclosed which comprises chromogenic material which is a mixture of the isomers 7-(1-ethyl-2-methylindol-3-yl)-7-(4-dimethylamino-2-ethoxyphenyl)-5,7-dihy drofuro[3,4-b]pyridin-5-one and 5-(1-ethyl-2-methylindol-3-yl)-5-(4-diethylamino-2-ethoxyphenyl)-5,7-di ...


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Robert W Brown, Lester A Balster: Continuous microencapsulation. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, June 12, 1984: US04454083 (14 worldwide citation)

A process is disclosed for continuously manufacturing minute capsules in a closed conduit under conditions of non-turbulent flow. The continuous microencapsulation process comprises in-line emulsification of intended capsule core material in a liquid manufacturing vehicle comprising negatively-charg ...


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Robert W Sandberg, Bruce W Brockett, Kristi A Blythe: Pressure-sensitive recording sheet. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, June 24, 1986: US04596996 (14 worldwide citation)

Disclosed is a pressure-sensitive recording material which comprises a support having thereon a two-layer microcapsule coating wherein the microcapsule layer adjacent to the support contains no color former. Such recording material makes possible a substantial decrease in quantity of color former re ...


9
Richard P Bowman: Capsule manufacture. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, June 23, 1987: US04675249 (11 worldwide citation)

A process is disclosed for performing encapsulation, en masse, by an in situ polymerization reaction to yield capsule wall material. The reaction comprises the polymerization of urea and formaldehyde, or monomeric or low molecular weight polymers of dimethylol urea or methylated dimethylol urea, mel ...


10
Kenneth D Glanz: Thermally-responsive record material. Appleton Papers, E Frank McKinney, Paul S Phillips Jr, August 13, 1985: US04535347 (9 worldwide citation)

A thermally-sensitive color-forming composition is disclosed which comprises chromogenic material, acidic developer material and a hydroxyanilide compound. Record material comprising this color-forming composition exhibits an absence of image bloom and improved color-forming efficiency and/or image ...