Premium PVC Resins SG3, SG5, SG7: Mfiridwuma a Wɔasiesie ama Awiei - kosi - Awiei Mfiridwuma Ano aduru

Molecular Design & Nipadua mu Su ahorow

SG3 (High - Nsakraeɛ Abasobɔdeɛ) .
Engineered a polymerization degree 1300 - 1500 ne K - boɔ 70 - 72, saa grade yi da molecule nkɔnsɔnkɔnsɔn atenten a ɛma plasticizer entrapment yɛ kɛseɛ. Ne 60 - 250μm abɔdeɛ nketenkete nkyekyɛmu hwɛ hu sɛ pɛpɛɛpɛ apete wɔ soft compound formulations, ma kwan ma 25 - 35g plasticizer absorption biara 100g resin. Nneɛma a ɛnyɛ nea ɛte sɛ nea efi mu ba no ma ɛyɛ tenten soronko bere a wɔabubu no, na ɛma ɛyɛ nea eye ma nneɛma a ɛhwehwɛ sɛ wɔbɔ no mpɛn pii a ɛnpaapae.

SG5 (Versatile Medium - Ɔde ne nsa kyerɛɛ ne so, na ɔde ne nsa kyerɛɛ ne so bio.
Sɛ ɛkari pɛ wɔ polymerization degree a ɛyɛ 1000 - 1100 ne K - bo a ɛyɛ 65 - 67 a, SG5 de mfinimfini kwan a ɛyɛ nnam ma. Ne optimized particle density (0.45 - 0.58g / mL) ma mmerɛw melt flow wɔ extrusion ne injection molding nyinaa mu, bere a moderate plasticizer absorption (20 - 28g / 100g) ma nsakrae fi semi - rigid cable sheaths to low - flexibility profiles. Molekyule nkɔnsɔnkɔnsɔn no daa no ma sintɔ ahorow a ɛwɔ adwumayɛ mu no so tew, na ɛma ɔfasu no mu duru yɛ pɛpɛɛpɛ wɔ paipu extrusion mu.

SG7 (Mfiridwuma ho adesua a ɛyɛ den) .
Na polymerization degree yɛ 700 - 850 ne K - boɔ yɛ 60 - 62, SG7 di kan molecule packing efficiency ma rigidity. Ne compact 40 - 180μm particle structure (density 0.50 - 0.62g/mL) tew voids wɔ molded afã horow, enhancing impact resistance wɔ adan profiles. Plasticizer absorption a ɛba fam (15 - 22g/100g) ma kwan ma wɔyɛ nnuru a ɛyɛ den koraa, bere a vinyl monomer a aka ≤3μg/g di aduan - nkitahodi ahobammɔ gyinapɛn ahorow ho ma nneɛma a wɔde kyekyere nneɛma.

Nneɛma a Wɔde Di Dwuma Abɔde a Nkwa Wom

SG3: Nsakraeɛ ho Ɔbenfoɔ
Wɔ kuayɛ mu no, SG3 - a egyina sini ahorow a wɔde 40 - 50 phr plasticizer aka ho no yɛ UV - stabilized greenhouse covers, a ɛkari pɛ wɔ hann a ɛkɔ ne ahoɔden a ɛko tia nusu. Wɔ aduruyɛ mu no, monomer a ɛba fam no ma wotumi de nsukorade a ɛyɛ mmerɛw ma mfiri a wɔde yi mogya mu, bere a wɔ mpaboa mu no, ɛma nan ase a ɛyɛ den a ɛkura ne nsusuwii mu wɔ ɔhyew a ɛsakrasakra mu.

SG5: Mfiridwuma mu Adwumayɛfo pɔnkɔ
Cable ayɛfo de SG5 10 - 20 phr plasticizer ahorow no di dwuma de yɛ ogya - retardant insulation sheaths ma power grids, de anyinam ahoɔden insulation ne mfiri a ɛtra hɔ kyɛ bom. Wɔ adansi mu no, ɛpue kɔ mfɛnsere a wɔde kata mfɛnsere mu a wim tebea ntumi nsiw ano, baabi a ne den a ɛkɔ fam no ntumi nnyina ozone a ɛsɛe no ano. Injection - molded kar afã horow, te sɛ apon trims, nya mfaso fi ne nkɛntɛnso - ahoɔden - ne - mu duru nsusuwii.

SG7: Ɔkannifoɔ a ɔyɛ Rigidity
Mfiridwuma mu nsuo afiri nhyehyɛeɛ de wɔn ho to SG7 modulus a ɛkorɔn so ma nsuo a ɛkɔ nsuo mu a ɛko tia nnuru ne nsuo a wɔde nsuo a ɛkɔ nsuo mu a wɔahyɛ no nhyɛsoɔ. Mfɛnsere a wɔde ahyɛ mu, sɛ wɔde titanium dioxide fra a, ɛda kɔla a ɛyɛ soronko adi wɔ abɔnten mmeae. Electronics adwumayɛfo de di dwuma ma injection - molded mfiri adan, capitalizes ne dimensional stability bere a high - ɔhyew nhyiam.

Nneɛma a Wɔyɛ no Yiye Akwankyerɛ

Ɔhyew a Wɔde Di Dwuma Ho Nsɛm nketenkete
SG3 hwehwɛ sɛ wɔhwɛ ɔhyew so denneennen (160 - 180°C) na wɔasiw nea ɛbɛporɔw ntɛm ano; 10°C a ɛboro so mpo betumi ama hydrochloric acid afi mu, na ama ayɛ kɔkɔɔ. Nea ɛne eyi bɔ abira no, SG7 ma 180 - 200°C dwumadie ho kwan, na ɛma kwan ma wɔde extrusion rates yɛ ntɛmntɛm ma paipu akɛseɛ - diameter, ɛwom sɛ boro 210°C de asiane ba molecular chain scission.

Additive System Nsusuwii
Stabilization: SG3 hia 1 - 2 phr a calcium - zinc composite stabilizers de siw ɔhyew a ɛsɛe bere a high - plasticizer processing, bere a SG7 hia 0.5 - 1 phr pɛ esiane plasticizer - a ɛde nhyɛso ba a ɛso atew nti.
Srade: Grade nyinaa nya mfaso fi 0.2 - 0.5 phr polyethylene wax mu, nanso ebia SG3 behia dodow a ɛkɔ soro na ama emu akasakasa abrɛ ase wɔ nnuru a ɛyɛ mmerɛw mu.
Functional Additives: Antioxidants a ɛwɔ SG7 formulations mu no trɛw abɔnten so som nkwa nna mu, bere a impact modifiers a ɛwɔ SG5 mu no ma notch resistance ma awɔw - wim tebea mu dwumadie yɛ kɛseɛ.

Engineering a Ɛyɛ Paara wɔ Resin Design mu

Ɛdenam molecule engineering a ɛyɛ pɛpɛɛpɛ a yɛde ka application - driven testing ho so no, yɛn SG3, SG5, SG7 portfolio no ma wɔn a wɔyɛ no tumi sɛ wɔbɛtra atetesɛm PVC anohyeto ahorow so. Efi nsakrae a ɛho hia ma nnuruyɛ mu nneɛma a wɔtow gu so kosi nhyehyɛe mu mũdi a adansi a ɛkorɔn hwehwɛ so no, saa resins yi yɛ nyansahu mu kateeyɛ ne mfiridwuma mu mfaso a wɔde afrafra —a ɛde gyinapɛn foforo si hɔ ma polymer ano aduru a ɛma adwumayɛ yɛ yiye.

Nsɛm a Wɔakyerɛkyerɛ mu

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