Nnianim asɛm a ɛfa Polyamide Hot Melt Adhesives ho

Polyamide hot melt adhesive, a wɔsan frɛ no dimer acid polyamide hot melt adhesive, yɛ polymer ade a wɔde diacid ne diamines yɛ denam copolymerization reaction so, na afei wɔyɛ ho adwuma denam nsakrae ne pulverization so. Ne ahosiesie gyina dimer acid ne polyamines a ɛyɛ hyew a ɛkɔ soro-a ɛyɛ hyew so, na wɔakyekyɛ mu abien: molecule mu duru a ɛkɔ soro (ɛtumi sen yiye, ɛko tia dry cleaning) ne molecule mu duru a ɛba fam (ahoɔden ne denden a ɛkorɔn sen EVA). Wɔde di dwuma kɛse wɔ ntama a wɔde kyekyere nneɛma, aboa nhoma, dade, ne dɔte a wɔde kyekyere nneɛma ho, ne ɛlɛtrɔnik nneɛma a wɔde kyekyere nneɛma ho ne nhoma a wɔde kyekyere nneɛma ho banbɔ mu.

Saa ade yi wɔ mmerɛwyɛ kwan a ɛyɛ digrii 100 kosi nea ɛboro digrii 200 , ɔhyew a ɛtumi gyina ano yɛ digrii -40 digrii kosi digrii 200 , ne tumi a ɛtwe ade ba fam pɔtee bɛyɛ 0.97 wɔ dan mu hyew mu. Ne kɔla titiriw ne amber, a wobetumi ayɛ nsakrae wɔ tuntum, fitaa, anaa kɔla afoforo mu denam carbon black, titanium dioxide, ne nea ɛkeka ho a wɔde bɛka ho no so Ɛsɛ sɛ wɔde nneɛma a wɔde yɛ polyamine no sie nneɛma a nsu ntumi nkɔ mu mu. Ɛsɛ sɛ wɔde ka afiri a wɔde nkata nneɛma a ɛyɛ hyew ho, na ɛsɛ sɛ wɔhohoro nnwinnade no ho daa na amma mframa a ɛyɛ hyew a ɛkɔ soro no ansɛe na antumi asiw ano.