Eco-Friendly Sealants: Paw a Ɛkɔ So Daa Ma Nnɛyi Nnwuma

Nneɛma a ɛbɛkɔ so atra hɔ daa nyɛ asɛmfua a wɔde tow di akɔneaba wɔ boardrooms anaa aguadi ɔsatu ahorow mu bio-ɛyɛ ahwehwɛde a wontumi nsusuw ho ma nnɛyi adansi, nneɛma a wɔyɛ, ne kar adwuma. Bere a nnwumakuw a ɛwɔ wiase nyinaa hyɛ bɔ sɛ wɔbɛtew mframa bɔne a ɛba wɔn so no so, wɔatew nneɛma a atwa yɛn ho ahyia so, na wɔde nnipa akwahosan adi kan no, nneɛma biara a wɔpaw no ho hia. Nanso, sɛ ɛba adansi ne nneɛma a wɔde yɛ nneɛma a ɛbɛkɔ so atra hɔ daa so a, wɔtaa bu ani gu sealants so-pow sɛ ade ketewaa bi a ɛyɛ adwuma a ɛnkeka ade no wɔ nea ɛbɛkɔ so atra hɔ daa ho. Nanso asɛmpa no ne sɛ: eco-friendly sealants anya nkɔso kɛse wɔ nnansa yi mfe mu, na mprempren ɛyɛ nea wotumi nya, ɛyɛ adwuma yiye-, na ne bo yɛ den sen bere biara. Momma yɛnkɔ nea enti a sealants kɔ green no nyɛ abrabɔ pa ara kwa-ɛyɛ nyansa, mfasoɔ ma wo project, wo kuw, ne okyinnsoromma yi.

 

Nea edi kan no, momma yɛnkyerɛkyerɛ nea ɛma sealant yɛ eco-adamfofa ankasa, efisɛ ɛnyɛ "green" labels nyinaa na wɔbɔɔ no pɛpɛɛpɛ. Amanneɛ kwan so solvent-based sealants de wɔn ho to nnuru a ano yɛ den a ɛma volatile organic compounds (VOCs) kɔ mframa mu bere a wɔde redi dwuma na wɔreyɛ no yare no. Ɛnyɛ sɛ saa VOC ahorow yi pira nneɛma a atwa yɛn ho ahyia-a ɛboa ma mframa mu efĩ, wusiw, ne wim nsakrae ba-na mmom ɛde akwahosan ho asiane kɛse ba adwumayɛfo ne wɔn a wɔte adan mu nso, na ɛde ɔhome mu abufuw, tiyɛ, ne akwahosan ho nsɛm a ɛtra hɔ kyɛ ba bere tenten a wɔde wɔn ho hyɛ mu no. Nea ɛne eyi bɔ abira no, wɔayɛ eco-friendly sealants sɛnea ɛbɛyɛ a ɛbɛtew anaasɛ ebeyi saa mframa a epira yi afi hɔ, bere a wɔkura (na mpɛn pii no ɛboro) wɔn mfɛfo a wɔtaa de di dwuma no adwumayɛ gyinapɛn ahorow mu. Nsuo a ɛtaa yɛ eco-adamfofa sealants no bi ne nsu-based, bio-based, ne low-VOC formulations, a emu biara yɛ nea wɔayɛ ama adwuma no ahiadeɛ ahodoɔ nanso wɔaka abom denam wɔn bo a wɔasi sɛ wɔbɛtena hɔ daa so.

 

Nsuo-based silicone sealants yɛ nhwɛsoɔ a ɛda nsow a ɛkyerɛ sɛdeɛ eco-friendly formulations mfa adwumayɛ mmɔ afɔre mma nkɔsoɔ a ɛbɛtena hɔ daa. Nea ɛnte sɛ solvent-based silicone sealants, a ɛde ne ho to awuduru solvents so na ama wɔakɔ so ayɛ pɛpɛɛpɛ no, nsu-based options de nsu di dwuma sɛ ade titiriw a ɛde kɔ. Wei kyerɛ sɛ wɔyi VOC kakraa bi a ɛkɔ soro kodu 90%, na ɛma ɛyɛ nea ahotɔ wɔ mu ma wɔde di dwuma wɔ dan mu na ɛyɛ papa ma nneɛma a atwa yɛn ho ahyia. Nea ɛsen saa no, wɔde nsuo a ɛko tia, ɛyɛ den, ne nsakraeɛ a ɛyɛ soronko a wonim silicone sɛ-ma ɛyɛ papa ma aguaree, adididan, abɔnten anim, ne mpo mfiridwuma mu dwumadie a nsuo a ɛko tia ho hia paa no ma. Wɔ adansi adwuma a ɛyɛ ahabammono a wɔrehwehwɛ adansedie te sɛ LEED (Leadership in Energy and Environmental Design) anaa BREEAM (Building Research Establishment Environmental Assessment Method) ho no, nsuo-based sealants yɛ ɔkwan a ɛyɛ tẽẽ a wɔfa so nya nkontabuo wɔ dan mu mframa pa ne nneɛma a atwa yɛn ho ahyia a ɛba fam ho.

 

Bio-based sealants de sustainability kɔ akyiri, ɛfa nneɛma a wɔyɛ no foforo so sen sɛ wɔde petroleum-based ingredients bedi dwuma. Wɔde afifide mu ngo (te sɛ soyabean, linseed, anaa castor ngo), abɔde mu resins, ne nneɛma afoforo a ɛtumi sɛe bio na ɛyɛ saa sealants yi, carbon footprint a ɛba fam koraa sen atetesɛm mu akwan-esiane sɛ wɔn nneɛma a wɔde yɛ no yɛ foforo na enhia ahoɔden pii na wɔde ayɛ. Sealants pii a egyina bio- so nso tumi sɛe koraa wɔ wɔn nkwa nna awiei, na ɛtew nwura a ɛwɔ mmeae a wɔtow nneɛma gu no so na ɛtew nneɛma a atwa yɛn ho ahyia a ɛba bere tenten-so. Wɔfata yie titire-ma atraeɛ nnwuma, ɔdan atifi a ɛyɛ ahabammono, ne dwumadie a nneɛma a atwa yɛn ho ahyia a ɛsua koraa no yɛ adeɛ titire. Bio-based formulations binom mpo ma adhesion ne flexibility a ɛkɔ anim, na ɛma ɛyɛ paw a mfaso wɔ so ma nnwuma a ɛhwehwɛ sɛ wɔyɛ no daa ne adwumayɛ nyinaa.

 

Nanso eco-friendly sealants nyɛ papa mma okyinnsoromma yi kɛkɛ-ɛyɛ sikasɛm mu sika a wɔde hyɛ mu nyansam a ɛboa wo bottom line. Momma yɛnhyɛ aseɛ mfiri akwahosan ne ahobanbɔ so: low-VOC ne bio-based sealants ma dan mu mframa pa tu mpɔn, ɛtew asiane a ɛwɔ akwahosan ho nsɛm mu ma adansifoɔ ne adan mufoɔ. Eyi kyerɛ sɛ nna kakraa bi na wɔyare, asiane ahorow a ɛwɔ asodi mu a ɛba fam, ne tebea a ahoɔden wom na ɛsow aba pii. Bio nso, eco-friendly sealants taa nya nkwa tenten na enhia sɛ wosiesie no pii sene akwan a wɔtaa fa so no. Sɛ nhwɛsoɔ no, bio-based sealants no ntumi gyina UV a ɛsɛe ne nkukuo nyin ano, a ɛkyerɛ sɛ ɛrempaapae, ɛrentutu, anaa ɛrensɛe ntɛmntɛm saa-ɛtew hia a ɛhia sɛ wɔtaa sesa na ɛtew bere tenten-bere tenten nsiesie ho ka so.

 

Mmara sodi yɛ sikasɛm mu mfaso titiriw foforo. Aban ahorow a ɛwɔ wiase nyinaa de nneɛma a atwa yɛn ho ahyia ho mmara a emu yɛ den redi dwuma de asiw VOC a wɔtow gu no ano na wɔahyɛ nneɛma a ɛtra hɔ daa ho nkuran. Wɔ Europa Aman Nkabom no mu no, REACH mmara no bara nnuru a epira a wɔde bedi dwuma wɔ adansi nneɛma mu, bere a wɔ United States no, EPA (Environmental Protection Agency) de VOC anohyeto a emu yɛ den asi hɔ ama sealants a wɔde di dwuma wɔ aguadi ne atrae adan mu. Sɛ wode eco-friendly sealants di dwuma a, ɛhwɛ sɛ wo project no di saa mmara yi so, ɛboa wo ma wokwati asotwe a ɛho ka yɛ den, akyɛ, ne adwuma a wobɛsan ayɛ. Wɔ nnwuma fam no, eyi nso ma brand din kɔ soro-adetɔfo ne afɛfo de nneɛma a ɛbɛkɔ so atra hɔ daa di kan kɛse, na sɛ wopaw nneɛma a ɛnyɛ nea ɛfa abɔde a nkwa wom ho a, ebetumi ama wo dwumadi no ada nsow wɔ gua a akansi wom so.

 

Ahwehwɛde a ɛrenya nkɔanim wɔ eco-friendly sealants ho no ama adwinnan akɛse atrɛw wɔn nneɛma a ɛtra hɔ daa mu, na ama saa akwan yi ayɛ nea wobetumi anya na ne bo yɛ den sen bere biara. Nnwuma akannifoɔ te sɛ Sika, Henkel, Dow, ne 3M de wɔn sika kɛseɛ ahyɛ R&D mu de ayɛ sealants a ɛyɛ adwuma yie-eco-adamfofa a ɛdi dwumadie biara ho dwuma-firi caulking a ɛwɔ atraeɛ so kɔsi mfiridwuma mu nneɛma a wɔyɛ so. Saa adwumayɛfoɔ yi nso reyɛ adwuma de ama bio-based sealants no scalability atu mpɔn, ama ɛka so atew na wɔama akwan a ɛbɛtena hɔ daa no ne sealants a wɔtaa de di dwuma no asi akan. Nea ɛde aba ne sɛ, kɔ a ɛyɛ ahabammono no nhwehwɛ bio sɛ ​​wobɛkyerɛw bo a ɛkorɔn-ɛyɛ paw a ɛho ka sua-a ɛne wo sikasɛm nhyehyɛe ne wo botae ahorow a ɛfa nneɛma a ɛbɛkɔ so atra hɔ daa nyinaa hyia.

Ɛfata nso sɛ yɛhyɛ no nsow sɛ eco-friendly sealants di dwuma titiriw wɔ sikasɛm nhyehyɛe a ɛyɛ kurukuruwa mu. Wɔayɛ sealants pii a ɛtra hɔ daa sɛnea ɛbɛyɛ a wobetumi asan de adi dwuma anaasɛ biodegradable, na wɔahwɛ ahu sɛ ɛrenkɔwie sɛ nwura. Nnwumayɛfoɔ binom mpo de take-back nhyehyɛeɛ ma sealant nkukuo a wɔde adi dwuma, na ɛtew nneɛma a atwa yɛn ho ahyia so bio. Wɔ adansi mu, baabi a nwura yɛ ade titiriw a ɛhaw adwene no, sɛ wɔbɛpaw nneɛma a wɔde hyɛ nneɛma a atwa yɛn ho ahyia mu a ɛnyɛ papa a, ɛyɛ anammɔn ketewaa bi nanso ɛwɔ nkɛntɛnso a ɛbɛma wɔanya adansi ho nneyɛe a ɛbɛkɔ so atra hɔ daa, a ɛyɛ kurukuruwa.

 

Enti sɛ́ ebia woreyɛ adwuma wɔ atrae a wɔbɛsan asiesie, aguadi adwumayɛbea dan, mfiridwuma dan, anaa kar adwuma bi ho no, eco-friendly sealants yɛ nkonimdi-nkonimdi. Wɔbɔ okyinnsoromma yi ho ban denam VOC a wɔtew so ne ahotoso a wɔde to nneɛma a ɛnyɛ-wɔyɛ foforo so, wɔbɔ wo kuw ne wɔn a wɔte hɔ no ho ban denam mframa a ɛwɔ dan mu a wɔbɛma atu mpɔn so, na wɔbɔ wo sikasɛm ho ban denam nsiesie ho ka a wɔbɛtew so na wɔahwɛ ahu sɛ wobedi mmara so. Bere a nneɛma a ɛbɛkɔ so atra hɔ daa kɔ so hyehyɛ adansi ne nneɛma a wɔyɛ daakye no, eco-adamfofa sealants nyɛ ɔkwan bio-ɛyɛ ade a ɛho hia. Sɛ wopaw green sealants a, ɛnyɛ sɛ worehyɛ baabi a ɛda hɔ no mu ma kɛkɛ; woreboa ma obiara anya daakye a ɛbɛkɔ so atra hɔ daa, apɔwmuden, na atumi agyina ano.