Shenyang Sunnyjoint Sɛ́ obi a ɔde rɔba a wɔde ka ho ma, wɔ nnansa yi mfe mu no, plastic adwuma no ne nea ɛto so abien a ɛde titanium dioxide di dwuma sen biara, nea ɛrenya nkɔso ntɛmntɛm sen biara wɔ nnansa yi mfe mu, a sɛ wɔkyekyem pɛpɛɛpɛ a, afe biara nkɔso dodow yɛ 6%. a ɛyɛ titanium dioxide a ɛboro 500 no mu dodow a ɛboro 50 a ɛwɔ wiase nyinaa, tumi a ɛwɔ soro sen biara no yɛ nea ɛwɔ soro sen biara a ɛwɔ soro{ Titanium dioxide a wɔde di dwuma wɔ plastic nneɛma mu nso betumi ama ɔhyew a ɛko tia, hann a ɛko tia ne wim tebea a ɛko tia wɔ plastic nneɛma mu no atu mpɔn, na abɔ plastic nneɛma ho ban afi UV hann. ntua ho, ama plastic nneɛma a ɛwɔ mfiridwuma ne anyinam ahoɔden mu no atu mpɔn.
Esiane sɛ plastic nneɛma yɛ kɛse sen paint ne ink nti, enhia sɛ ɛyɛ pigment volume dodow, na ɛwɔ tumi kɛse a ɛde hintaw ne tinting ahoɔden a ano yɛ den, na general dosage yɛ 3% kosi 5%{2}} pɛ na wɔde di dwuma wɔ ɛkame ayɛ sɛ thermosetting ne thermoplastic plastics nyinaa mu, te sɛ polyolefins, abs a wɔde po so, abs a ɛyɛ abs a wɔde di dwuma wɔ hɔ a wɔde popa 3 anaasɛ ɛne nsuo a ɛwɔ plasticizer mu. bi yɛ adwuma wɔ titanium dioxide a wɔde yɛ masterbatch. ho akyi.
Plastik dodow no ara de titanium dioxide a ne kɛse yɛ fɛ. taa di dwuma, titanium dioxide no mu nneɛma nketenkete a wɔde kata so no yɛ 0.2~0.4μm, na titanium dioxide no mu nneɛma nketenkete no kɛse yɛ 0.15~0.3μm, ma enti wobetumi anya ase bruu no. Resins a ɛyɛ kɔkɔɔ a ɛyɛ kɔkɔɔ anaasɛ resins kɔkɔɔ-yellow dodow no ara wɔ shielding effect.
Titanium dioxide ma plastic a ɛyɛ mpapahwekwa mpɛn pii no nkɔ soro ayaresa, efisɛ titanium dioxide a ɛnyɛ nkwaboaa a wɔde akata so te sɛ alumina a ɛwɔ nsu mu a wɔtaa de di dwuma, bere a nsu a ɛyɛ hyew no yɛ 60%, ne adsorption equilibrium nsu no yɛ bɛyɛ 1%, bere a plastic no fi ɔhyew a ɛkɔ soro mu{2}} bere a nsu a wɔde yɛ adwuma yi, nsu a wɔde yɛ adwuma no di kan wɔ anim Coated titanium dioxide no taa yɛ organic surface treatment efisɛ titanium dioxide ma plastics yɛ soronko wɔ titanium dioxide ma coatings. kan no wɔ low-polarity resin, organic surface-treated titanium dioxide betumi ayɛ yiye apete denam shearing force processing ne idisting twitwa tumi ase{8}}}} under under under under under under under under under under dearing{8}}
Sɛ wɔde plastic nneɛma kɔ so di dwuma a, abɔnten so plastic nneɛma pii, te sɛ plastic apon ne mfɛnsere, adansi nneɛma ne abɔnten so nneɛma afoforo a wɔde yɛ abɔnten so nneɛma, wɔ ahwehwɛde ahorow a ɛkorɔn wɔ wim tebea a ɛko tia ho. Wɔ rutile titanium dioxide a wɔde di dwuma no akyi no, ɛho hia sɛ wɔde rutile treatment di dwuma{1}} saa asase ani ayaresa yi taa yɛ nea zinc nni mu, na silicon, aluminium, zirconium, ne nea ɛkeka ho nkutoo na wɔde siw ano, na wɔde wɔn ho ahyɛ mu a wɔde wɔn ho hyɛ Pores a efi nsu a ɛyɛ hyew mu ba bere a wɔde plastic no fi mu wɔ ɔhyew a ɛkɔ soro mu no, nanso mpɛn pii no nneɛma a wɔde yɛ asase ani yi dodow nyɛ kɛse.
Nneɛma a ɛwɔ plastic no mu no bi ne resin, filler, plasticizer ne aboafo afoforo. Sɛnea ɔkwan a wɔfa so yɛ no kyerɛ no, wobetumi akyekyɛ mu ayɛ no extrusion blow molding process of plastic film, extrusion molding process of plastic sheet ne plastic injection molding process, sɛ nhwɛso no:
Extrusion blow molding nhyehyɛe ma plastic film:
Resin, filler, aboafo, masterbatch, batching, sini a wɔabɔ, plastic sini .
Nnwinnade titiriw a wɔde di dwuma wɔ saa adeyɛ yi mu ne afiri a wɔde yɛ afiri a wɔde yɛ nneɛma abien, afiri a wɔde bɔ sini, ne nea ɛtete saa.
Plastic injection molding nhyehyɛe no bi ne plasticizing, injection ne molding cooling. nnwinnade a wɔtaa de di dwuma no bi ne mfiri a wɔde hyɛ embolic mu ne mfiri a wɔde skru gu mu.
Nneɛma pa a wɔhwehwɛ wɔ titanium dioxide ho wɔ plastic nneɛma mu ne:
1) tumi a ɛkata so: Titanium fitaa a ɛwɔ tumi pa a wɔde sie, na plastic nneɛma a wɔayɛ no yɛ hare na ɛyɛ mmerɛw;
2) Whiteness: Kyerɛ sɛnea plastic nneɛma a ɛyɛ hare anaa fitaa no te;
3) Dispersibility: Ɛka ɛka a wɔbɔ wɔ plastic nneɛma ho. titanium dioxide a ɛnyɛ apete a ɛnnyɛ papa no bɛka sɛnea nneɛma a ɛwɔ plastic nneɛma mu no yɛ mmerɛw na ɛyɛ hyew;
4) Wim tebea a ɛko tia: plastic nneɛma a wɔde di dwuma wɔ abɔnten, plastic apon ne mfɛnsere, ne nea ɛkeka ho{1}} ɛsɛ sɛ ɛhwɛ hu sɛ wim tebea a ɛko tia titanium dioxide.
Masterbatch .
Plastic Masterbatch no yɛ kɔla a ɛyɛ den, a ɛyɛ adwuma yiye a ɛyɛ kɔla a wɔde yɛ aduru a ɛma aduru no yɛ pɛpɛɛpɛ wɔ nea wɔde soa no resin no mu wɔ ɔkwan soronko so na ɛyɛ nneɛma nketenkete a ɛyɛ abɔde nketenkete bi a ne kɛse yɛ kɛse. ɛyɛ nea ɛyɛ core layer, coupling layer, dispersion layer, dispersion layer, mixed layer, etc{2}'' Pressing, injection molding, etc. korɔn, ɛnyɛ den sɛ wode bedi dwuma, ahoɔden a wɔkora so, mfutuma ne efĩ biara nni hɔ bere a wɔde di dwuma no, ɛyɛ nea wɔn a wɔde di dwuma no ani gye ho kɛse.
Nkɔso a ɛba wɔ kɔla masterbatch mu no yɛ ntɛmntɛm yiye, na masterbatch no yɛ yɛ mmerɛw, na .