BR6911892D0 - Processo de impressao oculta sua revelacao e material para o mesmo - Google Patents
Processo de impressao oculta sua revelacao e material para o mesmoInfo
- Publication number
- BR6911892D0 BR6911892D0 BR211892/69A BR21189269A BR6911892D0 BR 6911892 D0 BR6911892 D0 BR 6911892D0 BR 211892/69 A BR211892/69 A BR 211892/69A BR 21189269 A BR21189269 A BR 21189269A BR 6911892 D0 BR6911892 D0 BR 6911892D0
- Authority
- BR
- Brazil
- Prior art keywords
- revelation
- same
- printing process
- process hides
- hides
- Prior art date
Links
Classifications
-
- 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
- B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
- B41M5/0253—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet using a chemical colour-forming ink, e.g. chemical hectography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/001—Printing processes to produce particular kinds of printed work, e.g. patterns using chemical colour-formers or chemical reactions, e.g. leuco dyes or acids
-
- 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
- B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
- B41M5/04—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet using solvent-soluble dyestuffs on the master sheets, e.g. alcohol-soluble
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S101/00—Printing
- Y10S101/29—Printing involving a color-forming phenomenon
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Printing Methods (AREA)
- Duplication Or Marking (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75706768A | 1968-09-03 | 1968-09-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR6911892D0 true BR6911892D0 (pt) | 1973-01-18 |
Family
ID=25046224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR211892/69A BR6911892D0 (pt) | 1968-09-03 | 1969-08-27 | Processo de impressao oculta sua revelacao e material para o mesmo |
Country Status (13)
Country | Link |
---|---|
US (1) | US3632364A (pt) |
JP (1) | JPS552354B1 (pt) |
BE (1) | BE738380A (pt) |
BR (1) | BR6911892D0 (pt) |
CA (1) | CA930161A (pt) |
CH (1) | CH557153A (pt) |
DE (1) | DE1944739A1 (pt) |
ES (1) | ES371043A1 (pt) |
FR (1) | FR2017289A1 (pt) |
GB (1) | GB1272809A (pt) |
NL (1) | NL6913361A (pt) |
NO (1) | NO136345C (pt) |
SE (1) | SE364473B (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3912520A (en) * | 1967-12-29 | 1975-10-14 | Pilot Pen Company Ltd | Writing ink for writing boards |
US3920863A (en) * | 1969-05-06 | 1975-11-18 | Minnesota Mining & Mfg | Method of providing and developing hidden entries |
US3784394A (en) * | 1971-05-06 | 1974-01-08 | Minnesota Mining & Mfg | Latent image composite master and method |
US4205865A (en) * | 1975-07-15 | 1980-06-03 | Minnesota Mining And Manufacturing Company | Latent sensitizing ink |
US4111462A (en) * | 1975-07-15 | 1978-09-05 | Minnesota Mining And Manufacturing Company | Latent, sensitizing ink |
US4038761A (en) * | 1976-02-17 | 1977-08-02 | A. B. Dick Company | Element and method for teaching with liquid crystals |
US4097637A (en) * | 1976-03-29 | 1978-06-27 | A. B. Dick Company | Latent imaging master |
US4084332A (en) * | 1977-03-07 | 1978-04-18 | Waloszyk John S | System for visual communication |
AT372909B (de) * | 1979-03-20 | 1983-11-25 | Manuel Ing Cespon | Farbentwicklermassen zur herstellung eines druck- empfindlichen aufzeichungsmaterials mit besonders starker farbbildung und lichtbestaendigkeit |
US4525214A (en) * | 1983-03-11 | 1985-06-25 | The Mazer Corporation | Crayon adapted for development of latent images |
US4631203A (en) * | 1985-04-08 | 1986-12-23 | Rolf Schaefer | Latent imaging and developer system |
US4787852A (en) * | 1987-04-24 | 1988-11-29 | Melnick David W | Multicolor interactive notepad |
US5032567A (en) * | 1987-06-19 | 1991-07-16 | Showa Denko K.K. | Additive for heat-sensitive recording material, the recording material and method for production of the recording material |
US5017226A (en) * | 1988-10-03 | 1991-05-21 | A. B. Dick Company | Ink and method for the development of concealed images |
US5084434A (en) * | 1988-10-03 | 1992-01-28 | A.B. Dick Company | Ink and method for the development of concealed iamges |
US5261954A (en) * | 1989-03-14 | 1993-11-16 | The Wiggins Teape Group Limited | Authenticatable security paper and authenticating composition therefor |
JPH0323984A (ja) * | 1989-06-20 | 1991-01-31 | Seiji Kawashima | 印刷物 |
US5087283A (en) * | 1990-01-02 | 1992-02-11 | Dixon Marvin P | Sympathetic ink for ink jet printer |
US5372387A (en) * | 1992-12-15 | 1994-12-13 | Wajda; Tadeusz | Security device for document protection |
IT1267135B1 (it) * | 1993-07-14 | 1997-01-28 | Pier Giorgio Pifferi | Una soluzione chimica idonea a rivelare la contraffazione di carta moneta e carta valori. |
ES2165781B1 (es) * | 1999-10-21 | 2004-08-16 | Signe, S.A. | Procedimiento para la obtencion de huellas dactilares o plantares en centros y organismos oficiales especialmente maternidades. |
DE10361478B4 (de) * | 2003-12-23 | 2008-05-08 | Eastman Kodak Co. | Verfahren zur Erkennung einer farblosen oder farbarmen Registermarke |
US20050275214A1 (en) * | 2004-06-14 | 2005-12-15 | Joshua Pokempner | Printed materials with color-change inks to create unique designs |
US9121831B2 (en) * | 2011-08-24 | 2015-09-01 | Multisorb Technologies, Inc. | Copper, starch and iodide moisture indicator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB415535A (en) * | 1933-05-09 | 1934-08-30 | Mccorquodale & Co Ltd | A new or improved means utilizing sympathetic ink reactions for amusement, educational, decorative, conjuring and other purposes |
US3349408A (en) * | 1965-08-12 | 1967-10-24 | Leeds & Northrup Co | Recorder |
US3363338A (en) * | 1965-12-10 | 1968-01-16 | Meredith Publishing Company | Method and devices for teaching writing skills |
US3451143A (en) * | 1966-08-24 | 1969-06-24 | Dick Co Ab | Spirit duplication with visible and concealed images |
-
1968
- 1968-09-03 US US757067A patent/US3632364A/en not_active Expired - Lifetime
-
1969
- 1969-08-06 CA CA058823A patent/CA930161A/en not_active Expired
- 1969-08-26 GB GB42503/69A patent/GB1272809A/en not_active Expired
- 1969-08-27 BR BR211892/69A patent/BR6911892D0/pt unknown
- 1969-08-30 ES ES371043A patent/ES371043A1/es not_active Expired
- 1969-09-02 CH CH1329069A patent/CH557153A/xx not_active IP Right Cessation
- 1969-09-02 SE SE12138/69A patent/SE364473B/xx unknown
- 1969-09-02 NO NO3496/69A patent/NO136345C/no unknown
- 1969-09-02 NL NL6913361A patent/NL6913361A/xx not_active Application Discontinuation
- 1969-09-03 DE DE19691944739 patent/DE1944739A1/de active Pending
- 1969-09-03 BE BE738380D patent/BE738380A/xx not_active IP Right Cessation
- 1969-09-03 FR FR6929981A patent/FR2017289A1/fr not_active Withdrawn
- 1969-09-03 JP JP6991769A patent/JPS552354B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1272809A (en) | 1972-05-03 |
NO136345C (no) | 1977-08-24 |
JPS552354B1 (pt) | 1980-01-19 |
NO136345B (pt) | 1977-05-16 |
CA930161A (en) | 1973-07-17 |
FR2017289A1 (pt) | 1970-05-22 |
ES371043A1 (es) | 1971-10-16 |
SE364473B (pt) | 1974-02-25 |
BE738380A (pt) | 1970-02-16 |
DE1944739A1 (de) | 1970-06-18 |
US3632364A (en) | 1972-01-04 |
NL6913361A (pt) | 1970-03-05 |
CH557153A (de) | 1974-12-31 |
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