US140735A - Improvement in plastic compositions for the manufacture of knobs and other molded - Google Patents
Improvement in plastic compositions for the manufacture of knobs and other molded Download PDFInfo
- Publication number
- US140735A US140735A US140735DA US140735A US 140735 A US140735 A US 140735A US 140735D A US140735D A US 140735DA US 140735 A US140735 A US 140735A
- Authority
- US
- United States
- Prior art keywords
- manufacture
- knobs
- improvement
- molded
- plastic compositions
- 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 - Lifetime
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/34—Filling pastes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/14—Soil-conditioning materials or soil-stabilising materials containing organic compounds only
- C09K17/18—Prepolymers; Macromolecular compounds
- C09K17/32—Prepolymers; Macromolecular compounds of natural origin, e.g. cellulosic materials
Definitions
- This invention relates to a new composition for the manufacture of knobs, and for other purposes, such as tape-measure cases, articles of stationary, 850., the object being chiefly to produce a material in imitation of shell; and it consists in combining mica and shellac, with or without coloring matter, as more fully hereinafter described.
- the molds or dies are prepared in substantially the usual manner for other compositions.
- color may be added to give any required tint.
- This composition is peculiarly adapted to the manufacture of knobs, tape-measure cases, and articles of stationery, toys, games, and generally to all articles for which similar compositions are now used.
- composition herein described for the manufacture of articles consisting of shellac and mica, prepared for molding, substantially as set forth.
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Wood Science & Technology (AREA)
- Toys (AREA)
Description
UNITED STATES PATENT OFFIon.
HENRY E. SHEPARD, OF NEW HAVEN, ASSIGNOR TO BRADLEY AND HUBBARD, OF WEST MERIDEN, CONNECTICUT.
IMPROVEMENT IN PLASTIC COMPOSITIONS FOR THE MANUFACTURE OF KNOBS AND OTHER MOLDED ARTICLES.
Specification forming part of Letters Patent No. 140,735, dated July 8, 1873 application filed February 21, 1873.
To all'whom-it may concern:
. Be it known that I, HENRY E. SHEPARD, of New Haven, in the county of New Haven and State of Connecticut, have invented a new Composition for the Manufacture of Knobs and other articles; and I do hereby declare the following to be a full, clear, and exact description of the same.
This invention relates to a new composition for the manufacture of knobs, and for other purposes, such as tape-measure cases, articles of stationary, 850., the object being chiefly to produce a material in imitation of shell; and it consists in combining mica and shellac, with or without coloring matter, as more fully hereinafter described.
I take mica and break it into small pieces or particles, using the Waste or scrap for this purpose, and mix this with shellac reduced to a liquid state until it assumes about the consistency of soft putty, then roll it into sheets or other convenient form for molding. The molds or dies are prepared in substantially the usual manner for other compositions. From this sheet or mass I take the requisite quantity and varnish the surface with a shellac varnish, the object of this varnishing being to prevent the particles of mica rising from or appearing directly upon the surface then, placed in the dies, the material is pressed into form in substantially the usual manner; then, when cooled; it is very much harder and tougher than other compositions of which shellac forms the basis; and the same quantity of material requires less shellac, because the mica absorbs no portion of the shellac, and when completed the article is almost a perfect imitation of shell.
If desirable, color may be added to give any required tint.
This composition is peculiarly adapted to the manufacture of knobs, tape-measure cases, and articles of stationery, toys, games, and generally to all articles for which similar compositions are now used.
I do not wish to be understood as claiming mica as an ingredient for the manufacture of varnish.
I claim as my invention The composition herein described for the manufacture of articles, consisting of shellac and mica, prepared for molding, substantially as set forth.
Witnesses: HENRY E. SHEPARD.
A. CHAMBERLAIN, J r., E. A. WILsoN.
Publications (1)
Publication Number | Publication Date |
---|---|
US140735A true US140735A (en) | 1873-07-08 |
Family
ID=2210149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US140735D Expired - Lifetime US140735A (en) | Improvement in plastic compositions for the manufacture of knobs and other molded |
Country Status (1)
Country | Link |
---|---|
US (1) | US140735A (en) |
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0
- US US140735D patent/US140735A/en not_active Expired - Lifetime
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