JP6748194B2 - 剛性と耐火性に優れる多色成形品成形材 - Google Patents
剛性と耐火性に優れる多色成形品成形材 Download PDFInfo
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- JP6748194B2 JP6748194B2 JP2018513027A JP2018513027A JP6748194B2 JP 6748194 B2 JP6748194 B2 JP 6748194B2 JP 2018513027 A JP2018513027 A JP 2018513027A JP 2018513027 A JP2018513027 A JP 2018513027A JP 6748194 B2 JP6748194 B2 JP 6748194B2
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- 229920005672 polyolefin resin Polymers 0.000 description 1
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- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 235000011835 quiches Nutrition 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 235000011008 sodium phosphates Nutrition 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
- KOWVWXQNQNCRRS-UHFFFAOYSA-N tris(2,4-dimethylphenyl) phosphate Chemical compound CC1=CC(C)=CC=C1OP(=O)(OC=1C(=CC(C)=CC=1)C)OC1=CC=C(C)C=C1C KOWVWXQNQNCRRS-UHFFFAOYSA-N 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
- 239000010455 vermiculite Substances 0.000 description 1
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Images
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
- A62C2/065—Physical fire-barriers having as the main closure device materials, whose characteristics undergo an irreversible change under high temperatures, e.g. intumescent
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
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Description
項1. 引張弾性率が600MPa以上である部材Aと、膨張倍率が10倍以上である部材Bを備える耐火成形材。
項2. 部材Aのロックウェル硬度が70以上であることを特徴とする項1に記載の耐火成形材。
項3. 部材Aの引張降伏強度が、20MPa以上であることを特徴とする項1又は2に記載の耐火成形材。
項4.部材Aが熱可塑性樹脂を含むことを特徴とする項1〜3のいずれか1項に記載の耐火成形材。
項5. 部材Bの残渣硬さが、0.3kgf/cm2以上であることを特徴とする項1〜4のいずれか1項に記載の耐火成形材。
項6. 部材Bが樹脂成分100質量部、熱膨張性黒鉛3〜300質量部を含有することを特徴とする項1〜5のいずれか1項に記載の耐火成形材。
項7. 共押出して製造されたものであることを特徴とする項1〜6のいずれか1項に記載の耐火成形材。
耐火成形材に被覆層を設ける場合、被覆層を部材Bと接するように設けてもよく、部材Aと接するように設けてもよく、部材Aと部材Bの両方と接するように設けても構わない。
ガスケット30は本体部31と突起部34の共押出により成形することができる。
表1に示す部材Aの成分及び配合量(質量部)、表2に示す部材Bの成分及び配合量(質量部)で各成分を含む樹脂組成物を混練し、共押出してシート状の耐火成形材を得た。得られた耐火成形材について、溶融粘度、引張弾性率、ロックウェル硬度、引張降伏強度、膨張倍率、残渣硬さを表3,表4、表5に記載する測定条件で測定した。膨張倍率、残渣硬さの測定条件を以下の(i)〜(ii)に示し、結果を表3、表4、表5に示す。
予め600℃に加熱した電気炉に200メッシュの金網に含浸したサンプルをSUS製の箱枠に投入し、30分間加熱を行った。取出したサンプルの残渣厚みをノギスにより測定し、以下の式により膨張倍率を算出した。
膨張倍率(倍) =燃焼後残渣の厚み / 耐火ゴム組成物シートの初期厚み
膨張倍率を測定した後、引張試験機(テンシロンRTC、オリエンテック社製)を用いて、残渣を0.25cm2の圧子にて圧縮速度0.1cm/minで圧縮し、最初に現れる最大点荷重を残渣硬さとした。
表3,4,5,10,11の「判定」の基準を以下に示す。
A:良好
B:不良
表6,8に示す部材Aの成分及び配合量(質量部)、表7,9に示す部材Bの成分及び配合量(質量部)で各成分を含む樹脂組成物を混練し、共押出してシート状の耐火成形材を得た。得られた耐火成形材について、溶融粘度、引張弾性率、ロックウェル硬度、引張降伏強度、膨張倍率、残渣硬さを表10,表11に記載する測定条件で測定した。膨張倍率、残渣硬さの測定条件は、上記の(i)〜(ii)と同じであり、結果を表10、表11に示す。
2 枠体
2a 隆起部
2b 隆起部
3 突起部
30 ガスケット
31 本体部
32 底壁部
33 側壁部
34 突起部
35 外ヒレ部
36 内ヒレ部
37 溝部
38 ガラスパネル
39 ガラスパネル端面
40 ガラスパネル周縁部
Claims (4)
- 引張弾性率が600MPa以上である部材Aと、膨張倍率が10倍以上である部材Bを備え、
前記部材Aが熱可塑性樹脂を含有し、
前記部材Bが樹脂成分、熱膨張性黒鉛及び無機充填剤を含有し、前記樹脂成分100質量部に対して、前記熱膨張性黒鉛を3〜300質量部、前記無機充填剤を1〜300質量部の割合で含有し、
前記樹脂成分が、熱可塑性樹脂及び/又はオレフィン系熱可塑性エラストマーであり、
前記部材Bを構成する樹脂組成物を160℃、せん断速度120(1/s)の条件で測定した溶融粘度が1200〜2500Pa・sであることを特徴とする共押出成形された耐火成形材。 - 前記部材Aの引張降伏強度が、20MPa以上であることを特徴とする請求項1に記載の耐火成形材。
- 前記部材Aの前記熱可塑性樹脂がポリ塩化ビニルを含むことを特徴とする請求項1又は2に記載の耐火成形材。
- 前記部材Bの残渣硬さが、0.3kgf/cm2以上であることを特徴とする請求項1〜3のいずれか1項に記載の耐火成形材。
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