Awọn iṣeduro Apẹrẹ Apẹrẹ Idaduro Ina fun Halogen-Ọfẹ Ipa-ipa giga ti Polystyrene (HIPS)
Onibara Awọn ibeere: Awọn HIPS ti o ni ina-ina fun awọn ile ohun elo itanna, agbara ipa ≥7 kJ / m², itọka ṣiṣan yo (MFI) ≈6 g / 10min, mimu abẹrẹ.
1. Fọsifọọsi-Nitrogen Synergistic Ina-Retardant System
Ilana Idaduro Ina HIPS (Table 1)
| Ẹya ara ẹrọ | Nkojọpọ (phr) | Awọn akiyesi |
| HIPS resini | 100 | Ohun elo ipilẹ |
| Ammonium polyphosphate (APP) | 15-20 | Orisun irawọ owurọ |
| Melamine cyanurate (MCA) | 5-10 | Orisun Nitroji, muṣiṣẹpọ pẹlu APP |
| Lẹẹdi ti gbooro (EG) | 3-5 | Ṣe ilọsiwaju idasile char |
| Aṣoju ilodi-sisọ (PTFE) | 0.3-0.5 | Idilọwọ didà droplets |
| Ibaramu (fun apẹẹrẹ, MAH-HIPS) | 2-3 | Ṣe ilọsiwaju pipinka |
Awọn ẹya ara ẹrọ:
- Awọn aṣeyọriUL94 V-0nipasẹ intumescent char Ibiyi lati APP/MCA amuṣiṣẹpọ.
- Halogen-ọfẹ ati ore-ọrẹ, ṣugbọn o le dinku awọn ohun-ini ẹrọ; ti o dara ju beere.
2. Irin Hydroxide Ina-Retardant System
Ilana HIPS (Table 2)
| Ẹya ara ẹrọ | Nkojọpọ (phr) | Awọn akiyesi |
| HIPS resini | 100 | - |
| Aluminiomu hydroxide (ATH) | 40-60 | Alakoko ina retardant |
| Iṣuu magnẹsia hydroxide (MH) | 10-20 | Ṣiṣẹpọ pẹlu ATH |
| Aṣoju asopọ Silane (fun apẹẹrẹ, KH-550) | 1-2 | Ṣe ilọsiwaju pipinka kikun |
| Toughener (fun apẹẹrẹ, SEBS) | 5-8 | Awọn isanpada fun ipadanu agbara ipa |
Awọn ẹya ara ẹrọ:
- Nbeere> 50% ikojọpọfun UL94 V-0, ṣugbọn degrades ikolu agbara ati sisan.
- Dara fun awọn ohun elo eefin-kekere / majele-kekere (fun apẹẹrẹ, irekọja ọkọ oju-irin).
3. Fọsifọru-Nitrogen Synergistic System (Aluminiomu Hypophosphite + MCA)
Iṣapeye HIPS agbekalẹ
| Ẹya ara ẹrọ | Nkojọpọ (phr) | Iṣẹ / Awọn akọsilẹ |
| HIPS (ìpele ipa-giga, fun apẹẹrẹ, PS-777) | 100 | Ohun elo ipilẹ (ipa ≥5 kJ/m²) |
| Aluminiomu hypophosphite (AHP) | 12-15 | Orisun irawọ owurọ, iduroṣinṣin gbona |
| Melamine cyanurate (MCA) | 6-8 | Orisun Nitrogen, muṣiṣẹpọ pẹlu AHP |
| SEBS/SBS | 8-10 | Onidigidi toughener fun ipa ≥7 kJ/m² |
| Omi paraffin / epo soybean epoxidized | 1-2 | Lubricant, ṣe ilọsiwaju sisan / pipinka |
| PTFE | 0.3-0.5 | Anti-dripping oluranlowo |
| Antioxidant 1010 | 0.2 | Idilọwọ ibajẹ |
Awọn ero Apẹrẹ bọtini:
- Resini Yiyan:
- Lo awọn ipele HIPS ti o ni ipa giga (fun apẹẹrẹ,Chimei PH-888,Taifa PG-33) pẹlu agbara ipa atorunwa ti 5–6 kJ/m². SEBS tun mu ki lile pọ si.
- Iṣakoso Flowability:
- AHP/MCA din MFI; sanpada pẹlu awọn lubricants (fun apẹẹrẹ, paraffin olomi) tabi awọn ṣiṣu ṣiṣu (fun apẹẹrẹ, epo soybean ti epoxidized).
- Ti MFI ba wa ni kekere, ṣafikun2–3 phr TPUlati mu sisan ati toughness.
- Afọwọsi Idaduro ina:
- AHP le dinku si12 phrti o ba ti ni idapo pelu2–3 phr EGlati ṣetọju UL94 V-0.
- FunUL94 V-2, dinku awọn ikojọpọ idaduro ina lati ṣaju ipa / sisan.
- Abẹrẹ igbáti paramita:
- Iwọn otutu:180-220°C(yago fun ibajẹ AHP/HIPS).
- Iyara abẹrẹ:Alabọde-gigalati yago fun kikun kikun.
Iṣe Ti Oreti:
| Ohun ini | Ifojusi Iye | Igbeyewo Standard |
| Agbara ipa | ≥7 kJ/m² | ISO 179/1eA |
| MFI (200°C/5 kg) | 5–7 g/10 iseju | ASTM D1238 |
| Idaduro ina | UL94 V-0 (1.6 mm) | UL94 |
| Agbara fifẹ | ≥25 MPa | ISO 527 |
4. Yiyan Solutions
- Idiyele-kókó Aṣayan: Rọpo AHP ni apakan pẹluirawọ owurọ pupa microencapsulated (3–5 phr), ṣugbọn akiyesi awọ aropin (pupa-brown).
- Ifọwọsi: Ṣe awọn idanwo kekere-kekere lati dọgbadọgba ikolu vs.
More info. , pls contact lucy@taifeng-fr.com
Akoko ifiweranṣẹ: Oṣu Kẹjọ-15-2025
