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🧪 高分子

🫧シリコーン

Si–O骨格のエラストマーと樹脂。耐熱は炭素鎖より優しい。

別名: ポリシロキサン · VMQ rubber · silicone resin

シリコーン — Wikimedia lead image
Achim Hering · CC BY 3.0

基本データ

Si–OBond
−50 to 200 °C typicalService
Silica ash charFire
Bakeware / caulkIcon
Tubing, babyMed
polymersFamily

シリコーン is one of 32 materials in this atlas, grouped under polymers: history, structure, measured properties, process routes, uses, safety and market — not a product catalogue.

Scores compare シリコーン with the rest of the atlas on strength, heat, fire behaviour, insulation, workability and circularity. They are editorial, not certificates.

Seven chapters follow. Fire and insulation claims name test families (Euroclass, ASTM E84, ISO 5660, KS F) rather than inventing a single safety number.

深く読む

Deep dive: シリコーン

シリコーン ([R2SiO]n) is a family of grades whose density ~1.1–1.5 g/cm³, heat band elastomer; resins cure, and fire letter often high LOI vs organic rubbers.

What “the material” actually is

シリコーン is sold as grades, not as a single substance. Chemistry [R2SiO]n, density ~1.1–1.5 g/cm³, heat band elastomer; resins cure.

This atlas treats シリコーン as a system: mill route, coatings, tests and the cavity it sits in.

Heat, fire and insulation

Conductivity note: ~0.2 W/m·K; filled greases conduct. Insulation score 42/100 is relative to 32 entries — metals lose, VIPs and aerogels win.

Fire letter in editorial use: often high LOI vs organic rubbers. Do not equate A1 with “safe in a blaze” or E with “illegal”. Assemblies decide.

How it is made and used

Origin: Kipping / Rochow 1940s, United Kingdom / US. The process chapter follows feedstock → conversion → forming → finish → install.

Uses span buildings to defence / safety. Pairings matter: rubber.

Market and circularity

Producers below are landmarks, not an endorsement ranking. Prices are bands, not live quotes.

Circularity mark 40/100. Ask which scrap, which certificate, which year.

プロファイル

288062427640
強度 28
耐熱 80
火災性能 62
断熱 42
加工性 76
循環性 40

七つの章

よくある質問

Is シリコーン non-combustible?
Declared reaction class in this atlas: often high LOI vs organic rubbers. Assemblies still need resistance tests.
Does シリコーン insulate?
Thermal mark 42/100 versus the atlas. Conductivity note: ~0.2 W/m·K; filled greases conduct.
What is the density band?
~1.1–1.5 g/cm³
How is it made?
Origin story: Kipping / Rochow 1940s (United Kingdom / US).
Can it be recycled?
Circularity mark 40/100 — editorial, route-specific.
Typical melting or failure heat?
elastomer; resins cure
What should it be paired with?
rubber: The carbon-chain tyre elastomer.
Where is it specified?
Buildings, transport, energy and consumer goods — see the uses chapter.

アイコン

Eugene Rochow

Eugene Rochow

United States · 1940

Eugene Rochow is a reference point in the public image of シリコーン.

Dow Corning

Dow Corning

United States · 1943

Dow Corning is a reference point in the public image of シリコーン.

Muffin pan

Muffin pan

Global · 1990s–

Muffin pan is a reference point in the public image of シリコーン.

4

Façade sealant

Global · 1970s–

Façade sealant is a reference point in the public image of シリコーン.

Baby teat

Baby teat

Global · 1980s–

Baby teat is a reference point in the public image of シリコーン.

Space gasket lore

Space gasket lore

United States · 1960s

Space gasket lore is a reference point in the public image of シリコーン.

Thermal paste

Thermal paste

Global · 1990s–

Thermal paste is a reference point in the public image of シリコーン.

Keypad

Keypad

Global · 1980s–

Keypad is a reference point in the public image of シリコーン.

アイコンのオンオフで、棒が選択内の首位に合わせて再スケールされる。

5 / 8

対戦

同じ家族、違う点数 — 一戦を選ぶ。

近い素材

六軸で最も近い隣人 — 強度、耐熱、火災、断熱、加工性、循環性。

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