Ihe owuwu ihe na-agbanwe agbanwe mgbe niile, yab? nh?r? nke nrapado nwere ike ikpebi ?d?te aka na ar?m?r? nke nr?nye tile. N'ime usoro nd? ?z? enyere, Hpmc maka nrapado ta?l?, n'ihi njirimara ya na uru ya, nwere ike b?r? nh?r? kachas? emeghar?. Na Zhejiang Haishen New Materials Co., Ltd., onye na-emep?ta ihe na onye na-emep?ta ihe na-emep?ta ihe na-ab?gh? ionic cellulose ethers kemgbe 1990, any? na-eche banyere iji ihe d? mma iji mee ka ar?m?r? na ogologo nd? nke ngwa tile d?kwuo mma. Bl??g? a ga-enyocha uru asaa nke Hpmc maka nrapado ta?l?, kp?mkwem ka ?d? ndochi a nwere ike isi nyere aka n'?kwalite adhesion, workability, na n'ozuzu ar?m?r?. D? ka otu n'ime nd? mb? ?kachamara ?l? ?r? na China na-ar?si ?r? ike na isiokwu a, Zhejiang Haishen New Materials Limited na-ar?si ?r? ike na-enye ?h?r? ngw?ta na-egbo mkpa ch?r? nke oge a na-ewu ?l?, na-enye any? ah?a ikike iji nweta ezi ihe ?ga nke ?ma na ha oru ngo.