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• Natural rubber
  #REDIRECT [[Rubber (natural, vulcanized)]]
  42 bytes (4 words) - 10:03, 4 August 2020
• Rubber (natural, vulcanized)
  [[File:97.160-SC25105.jpg|thumb|Rubber overshoe<br>MFA# 97.160]] ...eaty and tacky. Prior to the development of synthetic resins, unvulcanized rubber was used for adhesive tapes and crepe shoe soles.
  4 KB (488 words) - 08:55, 28 June 2022

Page text matches

• Rubber
  * [[Rubber (natural, vulcanized)]] * [[Rubber (synthetic)]]
  115 bytes (10 words) - 09:37, 21 July 2020
• Parà rubber
  ...especially ''Hevea brasiliensis'', from the Amazon regionof Brazil. Parà rubber is then coagulated by exposing the latex to the smoke of burning palm nuts. See [[caoutchouc]] and [[rubber (natural, vulcanized)|natural rubber]].
  416 bytes (55 words) - 13:37, 5 August 2020
• Rubber band
  [[File:Image3_802496.jpg|thumb|Detail of rubber bands]] ..., rather than synthetic due to its superior elasticity. With age, natural rubber becomes darker and brittle.
  573 bytes (76 words) - 09:25, 28 June 2022
• Guayule
  ...move the natural resin. Guayule rubber was used as a substitute for hevea rubber during World War II.
  557 bytes (86 words) - 09:53, 23 August 2022
• Crepe rubber
  [[File:vinyl eraser.jpg|thumb|Rubber "crepe" eraser]] ...riginally crepe rubber was made with coagulated, but unvulcanized, natural rubber.
  798 bytes (102 words) - 11:49, 5 August 2020
• Natural rubber
  #REDIRECT [[Rubber (natural, vulcanized)]]
  42 bytes (4 words) - 10:03, 4 August 2020
• Wonder Sponge
  ...p.] A registered trandmark for a natural [[rubber%20sponge%2C%20vulcanized|rubber sponge]] used to remove dust, soot, and odors. Wonder Sponge® is used dry dry cleaning sponge; rubber sponge
  338 bytes (46 words) - 11:48, 27 June 2022
• Rubber tile
  ...d fillers (clay, chalk, barite, asbestos, wood and/or pigments). Synthetic rubber, used since the 1930s, provided more durability and chemical resistance. rubber flooring
  1 KB (191 words) - 09:28, 28 June 2022
• Rubber fiber
  ...on of [[spandex%20fiber|Spandex]] (1959) and its much superior properties. Rubber fibers were used in fabrics to produce lingerie, swimsuits, hosiery and ath rubber fibre; elastomeric fiber; fiber de caucho (Esp.)
  2 KB (259 words) - 09:27, 28 June 2022
• Goldenrod rubber
  ...A [[natural resin]], that occurs with the rubber, must be removed for the rubber to harden.
  810 bytes (109 words) - 09:16, 30 August 2022
• Elastic gum
  Common name for raw [[rubber (natural, vulcanized)|rubber]] prior to the 1800s when chemical compound names were standardized (Schur goma elástica (Esp.); rubber; caoutchouc; elastic bitumen; India rubber
  603 bytes (75 words) - 11:54, 5 August 2020
• Rubber eraser
  [[File:vinyl eraser.jpg|thumb|Rubber "crepe" eraser]] An eraser made from [[rubber (natural, vulcanized)|natural rubber]]. Erasers made from caoutchouc were first used in 1770 by Joseph Priestley
  726 bytes (100 words) - 18:20, 4 August 2020
• Rubber sponge, vulcanized
  ...e it will adhere dirt and soot without the use of detergents or solvents. Rubber sponges have been used for cleaning paper, textiles, wood, metal, and paint vulcanized rubber sponge; sponge rubber; foam rubber; cellular rubber; dry cleaning sponge
  1 KB (146 words) - 09:34, 15 October 2020
• Bond-fast Duck adhesives
  - [[Rubber cement]] ([[rubber (natural, vulcanized)|natural rubber]] with and hydrocarbon resin in [[naphtha]] based solvent): for adhering ma
  840 bytes (106 words) - 12:05, 5 August 2020
• Rubberized fabric
  ...coated or impregnated with [[rubber (natural, vulcanized)|natural]] or [[rubber (synthetic)|synthetic rubbers]]. Rubberized fabric was first developed in S rubberized cloth; rubber coated fabric; rubber fabric; Mackintosh cloth; tissu caoutchouté (Fr.)
  1 KB (135 words) - 14:35, 5 August 2020
• Dry cleaning sponge
  A natural [[rubber sponge, vulcanized|rubber sponge]] used to remove dust, soot, and odors. Dry cleaning sponges statica
  338 bytes (43 words) - 18:21, 23 April 2020
• Styrene-butadiene rubber
  ..., styrene-butadiene is the most widely used [[rubber (synthetic)|synthetic rubber]]. SBR has good water and heat resistance but poor [[oil|oil]], [[solvent|s butadiene styrene; Buna-S; SBR rubber; butadieno-estireno (Esp.); butadiène-styrène (Fr.); butadieno-estireno (
  2 KB (196 words) - 12:28, 18 October 2022
• Synthetic adhesive
  ...ynthetic resins used as adhesives provide a wider range of properties than natural based adhesives. Examples of synthetic adhesives are: ...-butadiene%20rubber|styrene-butadiene rubber]], [[nitrile%20rubber|nitrile rubber]], [[silicone%20resin|silicone]], and [[neoprene|neoprene]].
  2 KB (180 words) - 15:55, 4 August 2020
• Extruded latex
  ...osure to ultraviolet light. Elastic fibers made from natural and synthetic rubber ([[Lastex]]) were superseded with the introduction of [[spandex fiber|Spand rubber fiber
  784 bytes (103 words) - 11:04, 7 August 2022
• Rubber cement
  ...ilicone%20resin|silicone]], [[styrene-butadiene%20rubber|styrene-butadiene rubber]] (SBR), [[neoprene|neoprene]], and [[polyvinyl%20chloride|polyvinyl chlori adhesivo de caucho (Esp.); latex cement; rubber adhesive; Caoutchouc; rubber-based adhesive
  2 KB (232 words) - 09:26, 28 June 2022
• Rubber (chlorinated)
  ...60s for paints, varnishes, adhesives, inks and paper coatings. Chlorinated rubber is still used for waterproof paints on floors and swimming pools. It is ver chlorinated rubber; [[Chloroprene]]; [[Neoprene]]; caucho clorado (Esp.); borracha clorada (Po
  2 KB (225 words) - 08:50, 28 June 2022
• Elastomer
  ...DPM), [[silicone resin|silicone]] rubber, and [[spandex fiber|polyurethane rubber]]. ...(Esp.); élastomère (Fr.); elastomero (It.); elastómero (Port.); synthetic rubber;
  2 KB (253 words) - 11:57, 5 August 2020
• Pentalyn H
  ...entalyn® H is a tackifying agent in [[rubber (natural, vulcanized)|natural rubber]], [[neoprene|neoprene]], and [[styrene-butadiene%20rubber|SBR]] formulatio
  1,020 bytes (128 words) - 16:02, 17 October 2022
• Webbing
  ...ch as [[spandex fiber|spandex]] and [[rubber (natural, vulcanized)|natural rubber]].
  1 KB (140 words) - 16:16, 4 August 2020
• Rubber (natural, vulcanized)
  [[File:97.160-SC25105.jpg|thumb|Rubber overshoe<br>MFA# 97.160]] ...eaty and tacky. Prior to the development of synthetic resins, unvulcanized rubber was used for adhesive tapes and crepe shoe soles.
  4 KB (488 words) - 08:55, 28 June 2022
• Rubber (synthetic)
  [[File:2006.551-SC179216.jpg|thumb|Necklace with rubber cord<br>MFA# 2006.551]] ...f elastomers. Most age better than [[Rubber (natural, vulcanized)|natural rubber]] but are still susceptible to degradation by [[ozone|ozone]] and [[ultravi
  3 KB (363 words) - 09:00, 28 June 2022
• Sinew
  ...to the fibrils. Prior to the development of [[rubber (natural, vulcanized)|rubber]] and synthetic [[elastomer|elastomers]], sinews were used as an elastic ma
  791 bytes (100 words) - 16:30, 4 August 2020
• Polyisoprene
  ...] that was used to make [[rubber (natural, vulcanized)|vulcanized natural rubber]]. Both the cis and trans forms of the polymer may be produced syntheticall * Burns with a dark yellow, sooty flame that smells like burnt rubber.
  1 KB (186 words) - 13:33, 22 October 2022
• Bumpon
  ...e variations: A-20 (acrylic based), R-25 (natural rubber), R-30 (synthetic rubber) in square or hemispheric; low or high profile; circularly or rectangle; an
  1 KB (153 words) - 14:38, 6 June 2022
• Caoutchouc
  [[File:Rubbertreeplantationwk1.jpg|thumb|Rubber tree ''Hevea brasiliensis'']] ...h mastic. Today, the material is preferentially called [[latex]] or liquid rubber.
  3 KB (337 words) - 14:18, 27 August 2022
• Accelerant
  ...[[curing agent]], [[hardener]], promoter, accelerator, and vulcanizer (for rubber).
  2 KB (231 words) - 15:16, 16 June 2023
• Polybutadiene
  .... It is often blended with [[styrene|styrene]] to form [[styrene-butadiene|rubber SBR]] and blended with styrene and [[acrylonitrile|acrylonitrile]] to form PBR (butadiene rubber); polybutadiene elastomer (AAT); polibutadieno (Esp.); poli butadiene (It.)
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• Ebonite
  ...fishing reels, clarinet mouthpieces, and electrical insulation. Vulcanized rubber may gradually decompose in heat or light emitting sulfur rich fumes that ma Spot test for vulcanized rubber: Iodine/sodium azide reagent for presence of reducible sulfur compounds - p
  2 KB (299 words) - 12:39, 1 August 2022
• Eraser
  ...ntury, natural [[rubber eraser|rubber erasers]] were introduced in France. Rubber, [[fastice]], and the more recent [[vinyl eraser|vinyl erasers]], often con ...[[Draft Clean]]; [[India rubber]]; [[Fybrglass eraser]]; [[Design Kneaded Rubber]]; [[Magic Rub eraser]]; [[Pink Pearl eraser]]; [[Tapeten Reiniger eraser]]
  3 KB (349 words) - 14:00, 5 August 2022
• Vulcanized rubber
  ...ce is also acidic and can corrode adjacent metals. When warmed, vulcanized rubber exudes a sulfurous odor. It was used to make combs, buttons, brooches, boxe ...oom temperature. This room-temperature vulcanization (RTV) occurs when the rubber is mixed with a catalyst. The RTV hardening process is generally used with
  3 KB (454 words) - 16:23, 25 June 2022
• Leatherette
  ...inyl resin|vinyl]], [[cellulose nitrate]], [[cellulose acetate]], [[rubber|rubber]], or [[beeswax]].
  1 KB (138 words) - 09:48, 6 August 2020
• Pressure sensitive adhesive
  ...rom either natural rubber, butyl rubber, styrene-butadiene rubber, nitrile rubber, acrylic, polyvinylalkyl ether, or silicone formulations. They commonly co
  2 KB (273 words) - 13:36, 5 March 2023
• Latex
  ...arbon, 2% protein, and some sugars and salts suspended in 60% water. Latex rubber is hardened into a usable product by [[vulcanization]] (see also [[caoutcho 1) liquid rubber; rubber latex; látex (Esp.); latex (Fr.); latex (Port.); caoutchouc; guayule; gutt
  2 KB (299 words) - 12:49, 10 September 2022
• Elastomeric fiber
  ...elastomeric fibers quickly replaced [[rubber (natural, vulcanized)|natural rubber]] fibers when they were first commercially produced in the 1930s. The synth
  2 KB (195 words) - 18:12, 4 August 2020
• Scotch tape
  ...hane|cellophane]] substrates with a [[rubber (natural, vulcanized)|natural rubber]] adhesive mixed with oils and resin (Hatchfield 2001). These early tapes b
  2 KB (209 words) - 10:31, 16 June 2022
• Tetrahydronaphthalene
  ...that dissolves [[wax|waxes]], [[natural%20resin|natural resins]], [[rubber|rubber]], [[gum|gums]], [[oil|oils]], metallic soaps, [[grease|greases]], [[cellul
  2 KB (219 words) - 12:01, 8 June 2022
• Cyclohexane
  ...ns]], [[natural resin|natural resins]], and [[rubber (natural, vulcanized)|rubber]]. Cyclohexane is often used in varnish and [[paint remover|paint removers]
  2 KB (241 words) - 14:11, 14 July 2022
• Aging
  ...ing can be deleterious to many materials. Some materials, such as [[rubber|rubber]], lose strength and crack due to [[oxidation|oxidation]]. Light exposure m
  1 KB (156 words) - 18:23, 4 August 2020
• Latex paint
  ...[polyurethane]], [[Alkyd resin|Alkyd]] and [[epoxy]]) replaced the natural rubber binder, while the latex name was retained. Synthetic water-based 'latex' pa rubber-based paint; water-based paint; emulsion paint; polymer dispersion paint; p
  2 KB (250 words) - 14:19, 4 June 2023
• Tetralin
  ...that dissolves [[wax|waxes]], [[natural%20resin|natural resins]], [[rubber|rubber]], [[gum|gums]], [[oil|oils]], metallic soaps, [[grease|greases]], [[cellul
  2 KB (230 words) - 12:53, 29 September 2022
• Butyl rubber
  ...and isoprene. Butyl rubbers are less permeable to air and gas than natural rubber. They are more resistant to sunlight and weathering but will dissolve in oi
  2 KB (214 words) - 13:45, 11 May 2022
• Sponge
  [[File:sponge.jpg|thumb|Natural sponge]] ...e composed of siliceous cells bound in a spongin (fibrous protein) matrix. Natural sponges were used by the ancient Greeks and Romans for applying paint, clea
  2 KB (272 words) - 13:12, 4 June 2022
• Groom Stick
  ...ondon, England] A tradename for a tacky, malleable, unvulcanized, natural rubber material that has been used as a dry cleaning agent to remove dust, dirt, o
  710 bytes (97 words) - 08:27, 9 August 2022
• Chlorotoluene
  ...lorless, low-viscosity [[solvent]] used for [[Rubber (natural, vulcanized)|rubber]] and [[synthetic resin|synthetic resins]]. It is also used as an intermedi
  2 KB (197 words) - 13:43, 29 May 2022
• Isoprene
  ...mals (including humans) and its polymers are the main component of natural rubber. Isoprene is produced and emitted by many species of trees, such as oaks, p
  627 bytes (89 words) - 12:30, 21 September 2022
• Vacuglue 300
  ...ay gun, and sets quickly with either a vacuum press, dry mount press, or a rubber brayer. The bond is unaffected by changes in temperature and humidity, and
  635 bytes (93 words) - 13:31, 23 June 2022
• Vulcanite
  ...te|Ebonite]] was used in England. Vulcanite is produced by heating natural rubber with 10-32% sulfur. This is a much higher sulfur concentration than is usua See also [[vulcanization|vulcanization]] and [[vulcanized rubber]].
  2 KB (341 words) - 16:16, 25 June 2022
• Mercaptobenzothiazole
  ...lcanization|vulcanization]] accelerator for [[rubber (natural, vulcanized)|rubber]].
  2 KB (208 words) - 11:02, 16 October 2022
• Resorcinol
  ...commonly used as an [[adhesive|adhesive]] for wood [[veneer|veneers]] and rubber-textile [[laminate|laminates]].
  2 KB (269 words) - 15:31, 4 October 2022
• Repellent
  ...such as 1,4-dichlorobenzene. Moth larvae development can be inhibited by natural products such as [[permethrin]] or [[neem oil]].
  1 KB (144 words) - 11:55, 4 August 2023
• Gasket Types
  ...r the transfer of dust, dirt, pollutants and pests. In the past, [[natural rubber]], [[paper]], [[metal]], [[felt]], [[asbestos]], and [[cork]] were used for | [[Isoprene]] (butyl rubber)
  4 KB (554 words) - 10:22, 3 March 2023
• Methyl bromide
  ...lcanized|vulcanized rubber sponge]], [[foam rubber]], vulcanized [[natural rubber]], [[fur]], [[hair]], [[feather |feathers]], [[leather]], [[vellum]], [[par ...Pest Control Measures In The Anthropology Collections, National Museum Of Natural History, Smithsonian Institution, ''JAIC'' (35):23-43, 1996
  3 KB (448 words) - 14:03, 18 October 2022
• Mastic adhesive
  ...d with [[asphalt|asphalt]] and [[tar|tar]]. [[rubber%2C%20Natural|Natural rubber]], [[styrene-butadiene%20rubber|SBR]], or [[polyvinyl%20chloride|PVC]] is a
  2 KB (267 words) - 13:55, 17 October 2022
• Tetrachloroethane
  ...[[plastic|plastics]], [[cellulose%20acetate|cellulose acetate]], [[rubber|rubber]], [[copal|copal]], and [[sulfur|sulfur]]. It was also used in the manufact
  2 KB (256 words) - 11:52, 8 June 2022
• Chloroform
  ...]] for [[fat|fats]], [[oil|oils]], [[rubber|rubber]], [[wax|waxes]], and [[natural resin|resins]]. It has been used as a cleaning fluid, refrigerant, degrease ...m, potassium, sodium), causing fire and explosion hazard. Attacks plastic, rubber and coatings.
  3 KB (354 words) - 13:31, 29 May 2022
• Gutta-percha
  ..., pliable, moldable rubber-like material though it lacks the elasticity of rubber. On exposure to air and sunlight, gutta-percha oxidizes and becomes brittle * Plastic Museum: Natural Materials section: [http://www.plastics-museum.com/ Gutta Percha]
  2 KB (278 words) - 11:02, 30 August 2022
• Gas black
  ...ted on a sheet of metal above the flame. Gas black is used as a pigment in rubber, plastics and inks.
  1 KB (151 words) - 14:08, 2 November 2020
• Goldenrod
  ...nd the [[anthocyanin]], cyanidin. Natural [[tannin|tannins]] and [[latex]] rubber are also present.
  1 KB (173 words) - 12:56, 22 June 2022
• Trichloroethylene
  ...|fats]], [[oil|oils]], [[wax|waxes]], [[natural%20resin|resins]], [[rubber|rubber]], [[plastic|plastics]], [[paint|paints]], and [[varnish|varnishes]]. It wa
  2 KB (280 words) - 13:00, 16 June 2022
• Caulking (sealants)
  ...n the 1950s, was composed of [[polysulfide]] ([[Thiokol|Thiokol®]]). Butyl rubber sealants, also manufactured in the 50s, contained [[talc]], calcium carbona | [[Rubber (natural, vulcanized)|Rubber]] (natural, vulcanized)
  7 KB (841 words) - 10:42, 27 February 2023
• Caulking materials, generic
  ...n the 1950s, was composed of [[polysulfide]] ([[Thiokol|Thiokol®]]). Butyl rubber sealants, also manufactured in the 50s, contained [[talc]], calcium carbona | [[Rubber (natural, vulcanized)|Rubber]] (natural, vulcanized)
  7 KB (843 words) - 09:04, 8 May 2023
• Velcro
  ...e-sensitive adhesives can be [[acrylic_adhesive|acrylic]], [[rubber cement|rubber]], or [[polyurethane|polyurethane]] based materials. ...sa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019.
  3 KB (350 words) - 10:33, 25 June 2022
• Pollutant
  ...], or [[particulate|particulate]] contaminant. Pollutants are generated by natural and man-made sources, such as decomposition, abrasion, or combustion. Pollu ...and paper production, biological activity, pyrite oxidation, vulcanized rubber, proteinaceous materials inside enclosures
  6 KB (763 words) - 10:50, 16 August 2023
• Pressure sensitive tape
  ...itive tapes were first developed in 1845 by Dr. Horace Day using a natural rubber adhesive on strips of cloth (Smith et al 1984). The substrate may be cloth,
  2 KB (253 words) - 13:21, 18 October 2022
• Benzene
  ...ax|waxes]], [[natural%20resin|resins]], [[oil|oils]], [[rubber (synthetic)|rubber]], and [[paint%20remover|paint removers]], but this was discontinued becaus
  3 KB (386 words) - 13:19, 17 April 2024
• Adhesive
  ...y kind of surface, such as wood, glass, metal, plastic, paper, fabric, and rubber. Adhesives are usually activated by water, solvents, pressure, heat, cold, ...]], etc.), or vegetable ([[starch|starch]], [[gum|gum]], [[natural%20resin|natural resin]], etc.) or synthetic ([[acrylic%20resin|Acrylic]], [[polyvinyl%20ace
  11 KB (1,482 words) - 15:36, 7 March 2023
• Sealant
  ...composed of [[polysulfide]] ([[Thiokol|Thiokol®]]). [[Butyl%20rubber|Butyl rubber] sealants, also manufactured in the 50s, contained [[talc]], [[calcium%20ca
  2 KB (273 words) - 09:25, 10 September 2022
• Butadiene
  ...s developed butadiene production capabilities as a replacement for natural rubber. Currently, butadiene is primarily used as a starting material for synthet
  2 KB (273 words) - 09:14, 11 May 2022
• Polyolefin
  ...commercial product until I.G.Farbenindustrie of Germany developed it as a rubber substitute in the 1930s. Ethylene was first polymerized by ICI in England i ...sa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019. 774.
  2 KB (281 words) - 13:44, 22 October 2022
• Cement
  1) A strong adhesive. Examples are [[rubber cement]] and [[cellulose cement]]. 3) A natural mineral material, usually chemically precipitated, that occurs in the space
  3 KB (349 words) - 12:43, 15 August 2020
• Barium sulfate
  ...extender in [[paper]], [[wallpaper]], [[linoleum]], [[oilcloth]], [[rubber|rubber]], [[plastic|plastics]], [[flannel]], and [[shoddy]] cloth. Barium sulfate baryte; Pigment White 22 (natural); Pigment White 21 (synthetic); CI 77120 (both); barium sulphate (Br.); bla
  4 KB (589 words) - 09:47, 2 May 2022
• Casein plastic
  A plastic prepared from [[casein]], a natural [[phosphorus]]-containing protein found in [[milk]]. While trying to make a * M.Kaufman, ''The First Century of Plastics'', The Plastics and Rubber Institute, London, 1963 Comment: gives 1897 as discovery, 1899 as German p
  3 KB (400 words) - 14:22, 6 December 2020
• Polyurethane
  ...ex]] or elastane. Spandex has elastic characteristics similar to [[natural rubber]]. Since the 1980s, water-blown flexible polyurethane foams were made for s ...“Assessment of the degradation of polyurethane foams after artificial and natural ageing by using pyrolysis-gas chromatography/mass spectrometry and headspac
  8 KB (1,040 words) - 15:33, 10 November 2023
• Carbon disulfide
  ...often [[paint|paints]], [[varnish|varnishes]], [[plastic|plastics]], and [[rubber|rubbers]] as well as tarnish [[metal|metals]]. It is also highly toxic to h ...Pest Control Measures In The Anthropology Collections, National Museum Of Natural History, Smithsonian Institution, ''JAIC'' (35):23-43, 1996
  3 KB (425 words) - 14:00, 17 April 2024
• PolyPlank
  ...ed-cell foam that is water-resistant and impervious to most chemicals. The natural color of polyethylene is bright white with a soft translucence throughout. The natural tint (white) PolyPlank is widely considered chemically stable and suitable
  7 KB (900 words) - 12:41, 20 March 2024
• Ethafoam
  ...eat-welding, or to most other surfaces with industrial-grade hot glue. The natural color of polyethylene foam is brilliant, sparkling white with a slight tran * Ethafoam 220 = 2.2 pcf in 2" natural tint (white) sheets (most common)
  6 KB (897 words) - 16:25, 10 September 2020
• Carbon black
  ...n black is used as a filtration material and a filler/pigment in coatings, rubber, plastics, paints, carbon paper, and crayons. As a filler, carbon black inc
  4 KB (550 words) - 15:09, 19 May 2022
• Turpentine (oil)
  ...is also a good solvent for many natural resins, waxes, oils, plastics and rubber. The best quality turpentine is fresh, clear and thin. Turpentine thickens
  4 KB (554 words) - 11:17, 22 June 2022
• Carnauba wax
  ...es, carbon paper, lubricants, metal casting, printing inks, varnishes, and rubber coating. [[media:download_file_25.pdf|Properties of Natural Waxes]]
  4 KB (562 words) - 14:56, 20 May 2022
• Chalk
  ...ety of materials, including ceramics, putty, cosmetics, crayons, plastics, rubber, paper, paints, and [[linoleum]]. Chalk is stable and inert, but has poor c * Microscopically, coccoliths may be seen at about 500x in natural chalk.
  5 KB (692 words) - 11:20, 28 May 2022
• Polystyrene
  ...sa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019. 774</ref> * M.Kaufman, ''The First Century of Plastics'', The Plastics and Rubber Institute, London, 1963 Comment: first developed commercially in 1930
  5 KB (698 words) - 10:02, 18 October 2022
• Foamboards (table)
  | Evasote, Sponge Aero Rubber ...sa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019.
  6 KB (784 words) - 13:42, 20 March 2024
• Cellulose nitrate
  ...g the 1940s and 50s, cellulose nitrate was commercially sold in mixed with natural resins ([[dammar]], [[shellac]], [[copal]], etc) as a waterproof varnish. C * M.Kaufman, ''The First Century of Plastics'', The Plastics and Rubber Institute, London, 1963
  7 KB (956 words) - 10:10, 24 May 2022
• Polyethylene
  ...sa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019. 773,774.</ref> * M.Kaufman, ''The First Century of Plastics'', The Plastics and Rubber Institute, London, 1963
  7 KB (969 words) - 10:27, 8 November 2023
• Titanium dioxide
  ...lorants and opacifiers in paints, pastels, inks, enamels, ceramics, glass, rubber and plastics; fillers and coatings in book, fine and photographic paper; an ...was patented in 1917, and by 1921 it proved to be a beneficial additive to rubber.
  14 KB (1,967 words) - 10:21, 29 August 2020