PSA Structural Hygiene Ntama a Wɔde Ntama Ho

T181 gyina hɔ ma awo ntoatoaso foforo a PSA structure hygiene adhesive a wɔayɛ no pɔtee ama ahotew nneɛma a wɔtow gu no nhyiam. Saa adhesive a ɛkɔ anim a ɛyɛ hyew a ɛyɛ hyew-sensitive adhesive yi gyina styrene block copolymer (SBC) mfiridwuma so, na ɛde adwumayɛ soronko ma wɔ bonding nonwoven ntama, acquisition layers, ne polymeric films mu. Wɔde ade a wɔde nkata so no ma sɛ nneɛma a ɛho tew na ɛyɛ fitaa a ɛyɛ mmerɛw a ɛma ɛyɛ mmerɛw sɛ ɛbɛbɔ daa na wɔadi ho dwuma tẽẽ wɔ mmeae a wɔyɛ nneɛma. Wɔayɛ no ama nnɛyi ahotew adwumayɛ, T181 ma nhyehyɛe mu mũdi a wotumi de ho to so a ɛho hia ma mpaboa, ahotew ntama, ne mpanyimfo a wontumi nhyɛ wɔn ho so bere a ɛkura nneɛma a ɛyɛ brɛoo, honam ani-ahobammɔ a ɛho hia ma nipadua a wɔde di nkitaho tẽẽ no mu.

Mfiridwuma ho nkyerɛkyerɛmu no kyerɛ T181 nhyehyɛe a ɛkari pɛ ma dwumadie a ɛyɛ papa ne end-de di dwuma adwumayɛ. With a softening point of 82±5℃, adhesive no nya apam a eye wɔ low-ɔhyew a wɔde di dwuma ne ɔhyew a ɛfata a ɛko tia wɔ nneɛma a wɔawie mu ntam. Melt viscosity a ɛyɛ 2600±800cps wɔ 170℃ma wotumi di so pɛpɛɛpɛ wɔ akwan horow a wɔfa so de di dwuma so, a slot die coating, spray applications, ne bead extrusion ka ho. Saa viscosity profile yi hwɛ hu sɛ ade a wɔde nkata so no bɛkɔ fibrous substrates mu yiye a ɛnhyɛ mu dodo-fa anaasɛ mogya nkɔ mu-fa mu, na ɛma mfiri nkitahodi a ɛyɛ den ba bere a ɛkora ahotew asɛm a etwa to no mu brɛoo na ɛyɛ mmerɛw so.

Nneɛma a atwa yɛn ho ahyia ho asɛyɛde ne adetɔfo ahobammɔ gyina T181 nyansapɛ a ɛfa adwini ho no anim. Nnuru a wɔde yɛ no de nneɛma a ɛyɛ ahabammono a ɛnyɛ awuduru koraa na ɛnyɛ hua na edi dwuma, na eyi dadwen biara a ɛfa nneɛma a ɛyɛ hyew anaasɛ mframa bɔne a ɛba bere a wɔreyɛ ho adwuma no fi hɔ. Honam ani nhwehwɛmu a ɛkɔ akyiri si so dua sɛ ade a wɔde nkata ho a wɔasa no ntumi mma honam ani yɛ hyew biara, na ɛma ɛfata ma nneɛma a wɔhyɛ tia honam ani a ɛyɛ mmerɛw bere tenten. Saa ahobanbɔ ho bɔhyɛ yi trɛw wɔ nneɛma no nkwa nna nyinaa mu, efi ne yɛ so kosi nea wɔtow gu so, na ɛne wiase nyinaa nhyehyɛe ahorow a ɛfa nneɛma a ɛbɛkɔ so atra hɔ daa ne mmara ahwehwɛde ahorow a ɛfa nneɛma a wɔde hwɛ wɔn ankasa ho no hyia.

Adwumayɛ su ma T181 da nsow denam adhesion a ɛkorɔn ne production a etu mpɔn so. Adhesive no da coating uniformity a ɛkyɛn so ne nsuo a ɛyɛ ntɛmntɛm su a ɛma ɛyɛ mmerɛw -ahoɔhare bonding wɔ milliseconds a wɔde di dwuma, ade titiriw ma nnɛyi automated nhama a ɛyɛ adwuma wɔ ahoɔhare boro 600 nneɛma simma biara. Ahoɔden a ɛyɛ den a ɛka bom a wɔde afrafra tack a ɛyɛ basabasa no hwɛ hu sɛ fiber tetew ntɛm ara wɔ nneɛma a wɔanwene so ne ahoɔden soronko a wɔde peel wɔ so wɔ low-surface-ahoɔden substrates te sɛ PE films so. Saa tumi a ɛma nneɛma bom yɛ den yi ma core structure no gyina pintinn mpo wɔ mfiri nhyɛso ne nsu a ɛdɔɔso mpɛn pii ase, na esiw delamination ne product huammɔdi bere a wɔde redi dwuma no ano.

Ɔhyew a ɛgyina pintinn no gyina hɔ ma mfaso titiriw foforo a ɛma ɛyɛ adwuma daa wɔ adwumayɛ mmirikatu a wɔatrɛw mu. Sɛ wɔma ɛyɛ hyew a ɛkɔ soro bere tenten mpo a, PSA structure hygiene adhesive T181 da no adi sɛ ɛko tia ɔhyew a ɛsɛe ade, carbonization, ne surface skinning ma ɛyɛ nwonwa. Saa ahoɔden a ɛgyina pintinn yi ma nnwinnade a wɔhohoro ho ahwehwɛde so tew, ɛtew nneɛma a wɔsɛe no so, na esiw nozzle a ɛbɛsiw a ebetumi atwitware adwumayɛ a ɛkɔ so yɛ no mu no ano. Nnuru no mu ɔhyew ho nsɛm a ɛyɛ den no kyerɛ ase tẽẽ kɔ nhama a ɛyɛ adwuma yiye a ɛkɔ anim, nsiesie ho ka a ɛba fam, ne ahotoso a ɛkɔ anim wɔ nneɛma a wɔde yɛ adwuma no mu, na ɛma T181 yɛ sikasɛm mu mfaso a wɔpaw ma ahotew nneɛma a ɛsakra nneɛma a ɛyɛ kɛse-a wɔhwehwɛ mfiridwuma mu mmɔdenbɔ ne adwumayɛ ho ka-tu mpɔn.

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