GB723141A - Improvements in or relating to electric incandescent lamps containing resinous foam - Google Patents
Improvements in or relating to electric incandescent lamps containing resinous foamInfo
- Publication number
- GB723141A GB723141A GB11439/52A GB1143952A GB723141A GB 723141 A GB723141 A GB 723141A GB 11439/52 A GB11439/52 A GB 11439/52A GB 1143952 A GB1143952 A GB 1143952A GB 723141 A GB723141 A GB 723141A
- Authority
- GB
- United Kingdom
- Prior art keywords
- parts
- novolac
- cap
- electric incandescent
- relating
- 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
- 239000006260 foam Substances 0.000 title abstract 3
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 abstract 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 4
- 229920003986 novolac Polymers 0.000 abstract 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- 239000004312 hexamethylene tetramine Substances 0.000 abstract 3
- 235000010299 hexamethylene tetramine Nutrition 0.000 abstract 3
- 229960004011 methenamine Drugs 0.000 abstract 3
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 239000010439 graphite Substances 0.000 abstract 1
- 229910002804 graphite Inorganic materials 0.000 abstract 1
- 239000010440 gypsum Substances 0.000 abstract 1
- 229910052602 gypsum Inorganic materials 0.000 abstract 1
- 239000006187 pill Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/30—Manufacture of bases
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/02—Condensation polymers of aldehydes or ketones only
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL723141X | 1951-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB723141A true GB723141A (en) | 1955-02-02 |
Family
ID=19817712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11439/52A Expired GB723141A (en) | 1951-05-09 | 1952-05-06 | Improvements in or relating to electric incandescent lamps containing resinous foam |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE511239A (enrdf_load_stackoverflow) |
| DE (1) | DE1066016B (enrdf_load_stackoverflow) |
| GB (1) | GB723141A (enrdf_load_stackoverflow) |
| NL (1) | NL78904C (enrdf_load_stackoverflow) |
-
0
- BE BE511239D patent/BE511239A/xx unknown
- NL NL78904D patent/NL78904C/xx active
- DE DENDAT1066016D patent/DE1066016B/de active Pending
-
1952
- 1952-05-06 GB GB11439/52A patent/GB723141A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1066016B (de) | 1959-09-24 |
| NL78904C (enrdf_load_stackoverflow) | |
| BE511239A (enrdf_load_stackoverflow) |
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