FR2128382B1 - - Google Patents
Info
- Publication number
- FR2128382B1 FR2128382B1 FR7206724A FR7206724A FR2128382B1 FR 2128382 B1 FR2128382 B1 FR 2128382B1 FR 7206724 A FR7206724 A FR 7206724A FR 7206724 A FR7206724 A FR 7206724A FR 2128382 B1 FR2128382 B1 FR 2128382B1
- Authority
- FR
- France
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B57/00—Other synthetic dyes of known constitution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00634—Production of filters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0041—Optical brightening agents, organic pigments
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
- C09B1/16—Amino-anthraquinones
- C09B1/20—Preparation from starting materials already containing the anthracene nucleus
- C09B1/26—Dyes with amino groups substituted by hydrocarbon radicals
- C09B1/28—Dyes with amino groups substituted by hydrocarbon radicals substituted by alkyl, aralkyl or cyclo alkyl groups
- C09B1/285—Dyes with no other substituents than the amino groups
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Filters (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12023771A | 1971-03-02 | 1971-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2128382A1 FR2128382A1 (en) | 1972-10-20 |
FR2128382B1 true FR2128382B1 (en) | 1975-10-24 |
Family
ID=22389058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7206724A Expired FR2128382B1 (en) | 1971-03-02 | 1972-02-28 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE780045A (en) |
DE (1) | DE2210130A1 (en) |
FR (1) | FR2128382B1 (en) |
GB (1) | GB1330996A (en) |
NL (1) | NL7201419A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2209107A (en) * | 1987-08-26 | 1989-04-26 | Rank Taylor Hobson Ltd | Imaging apparatus |
CN100353190C (en) * | 2002-08-21 | 2007-12-05 | 住友金属矿山株式会社 | Visiable light absorbing film and structural body having visiable light absorbing film and visiable light absorbing ink for forming visiable light absorbing film |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2624239A (en) * | 1949-03-02 | 1953-01-06 | Polaroid Corp | Infrared band pass filter |
CH353554A (en) * | 1955-12-14 | 1961-04-15 | Eltro Gmbh | Process for the production of optical filters permeable to infrared radiation |
GB1302614A (en) * | 1969-03-18 | 1973-01-10 | American Cyanamid Co |
-
1972
- 1972-01-21 GB GB310372A patent/GB1330996A/en not_active Expired
- 1972-02-03 NL NL7201419A patent/NL7201419A/xx unknown
- 1972-02-28 FR FR7206724A patent/FR2128382B1/fr not_active Expired
- 1972-03-01 BE BE780045A patent/BE780045A/en unknown
- 1972-03-02 DE DE19722210130 patent/DE2210130A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2210130A1 (en) | 1972-10-05 |
NL7201419A (en) | 1972-09-05 |
FR2128382A1 (en) | 1972-10-20 |
BE780045A (en) | 1972-09-01 |
GB1330996A (en) | 1973-09-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |