Rɔba a wɔde hyɛ mu den .
Wɔde silica a ɛhyɛ den ma rɔba di dwuma kɛse sɛ ade a ɛhyɛ den wɔ rɔba adwumayɛ mu, na ɛyɛ 70% wɔ sɛnea wɔde di dwuma nyinaa mu. Titiriw bere a ɛyɛ fitaa, kɔla ne hann-kɔla rɔba nneɛma no, ɛfata kɛse esiane nokwasɛm a ɛyɛ sɛ silica kɔla fitaa no yɛ mmerɛw sɛ kɔla. Sɛ nhwɛso no, ahoɔden a ɛwɔ silicone rɔba a wɔmfa nhyɛ mu den no mu no ntra 0.4MPa. Bere a wɔde silica a ɛyɛ dɛ ahyɛ mu den akyi no, wobetumi ama ahoɔden no akɔ soro mpɛn 40.
Ɔde ne ho hyɛ ɔbarima ne ɔbea nna mu .
Silica wɔ asase ani kɛse ne refractive index a ɛyɛ 1.45 kosi 1.50. Paint film a hydrated silica matting agent wom no bɛfa diffuse reflection bere a hann hyɛn mu no, na ɛnam so ayɛ matte ne matte anim a ɛyɛ hyew awie. Silica a ayɛ fum no mu nneɛma nketenkete no yɛ nea ɛyɛ mmerɛw, na nneɛma nketenkete dodow a ɛwɔ ade biako mu no dɔɔso sen silica a ɛtɔ gu fam no. Enti, wɔ dodow koro no ara a wɔde ka ho ase no, fumed silica wɔ matting effect a ɛkorɔn na ɛda adi yiye.
wɔde bedi dwuma sɛ Abrasivus .
Wɔ ne soro kɛse no akyi no, hydrated silica nso wɔ adsorption tumi a emu yɛ den yiye. Enti, hydrated silica yɛ aduru a wɔde sew sẽ no mu nneɛma atitiriw no mu biako mprempren. Esiane sɛ silica a ɛyɛ fumed silica no yɛ nea ɛda adi kɛse na ɛyɛ abrasives nti, nneɛma pii a wɔde sew sẽ a ɛyɛ ahwehwɛ no wɔ silica a ayɛ fufuo.
Wɔde gluu na ɛhyɛ krataa mu den .
Hydrated silica wɔ ɔporɔw a ɛyɛ papa a ɛko tia ne ahoɔden. Sɛnea yɛaka wɔ atifi hɔ no, ɛyɛ "fitaa" paa. Enti, sɛ wɔde hydrated silica di dwuma wɔ krataa so a, ebetumi ama krataa no fitaa ne nea ɛnyɛ adwuma yiye no ayɛ kɛse, na ama ayɛ nea ɛho ayɛ fĩ kɛse-a ɛko tia, ngo-a ɛko tia na anya hann a eye. Sɛ nhwɛso no, sɛ wode 1-2% fumed silica ka atesɛm krataa ho a, ebetumi atew ne mu duru so 10%, ama n’ahoɔden ayɛ kɛse na asiw ink a ɛkɔ mu no ano.
Anti-Settlement effect .
Sɛ wɔde silica a nsu wom di dwuma wɔ nneɛma a wɔde nkata so ne nea wɔde siw ano mu a, ebetumi adi dwuma wɔ rheology sohwɛ mu, asiw nsu a ɛtɔ gu fam ano, asiw nsu a ɛbɛtɔ no ano na ahyɛ mu den. Bio nso, wɔde fumed silica, a ɛwɔ adwumayɛ a ɛkorɔn no di dwuma kɛse sɛ rheology modifier, anti{1}}aduru a wɔde siesie na ɛpete wɔ mfonini, ink ne coatings mu.