Kafin mu fahimci masu haɓaka mannewa, dole ne mu fara fahimtar menene mannewa.

Mannewa: Abin da ke faruwa tsakanin mannewa tsakanin wani abu mai ƙarfi da kuma haɗin wani abu ta hanyar ƙarfin kwayoyin halitta. Ana iya haɗa fim ɗin rufewa da substrate tare ta hanyar haɗin injiniya, shaƙar jiki, haɗin hydrogen da haɗin sinadarai, yaɗuwar juna da sauran tasirin. Mannewa da waɗannan tasirin ke haifarwa yana ƙayyade mannewa tsakanin fim ɗin fenti da substrate. Wannan mannewa ya kamata ya zama jimlar ƙarfin mannewa daban-daban (ƙarfin mannewa) tsakanin fim ɗin fenti da substrate.
Babban siffa ta shafa fuska ita ce taka rawar kariya, ado da ayyuka na musamman. Ko da kuwa shafa fuska tana da kyawawan halaye na zahiri da na sinadarai, ba za ta yi wani amfani mai yawa ba idan ba za ta iya ɗaurewa da saman substrate ko kuma saman gashin ba. Wannan yana nuna mahimmancin mannewa a cikin aikin shafa fuska.
Idan mannewar fim ɗin fenti ba ta da kyau, ana iya ɗaukar matakai kamar niƙa substrate, rage ɗanko na ginin shafi, ƙara zafin ginin, da bushewa don inganta ƙarfin haɗin injina da tasirin yaɗuwa, ta haka ne za a inganta mannewar.

Gabaɗaya, mai haɓaka mannewa abu ne da ke haɓaka haɗin gwiwa tsakanin saman biyu, yana sa haɗin ya fi ƙarfi kuma ya daɗe.
Ƙara masu haɓaka mannewa zuwa tsarin rufewa shi ma yana ɗaya daga cikin hanyoyin da suka fi tasiri don inganta mannewa.

Masu haɓaka manne suna da hanyoyi guda huɗu na aiki:
Maƙallin sinadarai don fim ɗin fenti da kuma substrate;
Maƙallin sinadarai don fim ɗin fenti da kuma naɗewa ta zahiri don substrate;
Naɗewa ta zahiri don fim ɗin fenti da kuma sanya sinadarai don substrate;
Naɗewa ta jiki don fim ɗin fenti da kuma substrate.

Rarraba masu haɓaka mannewa na gama gari
1. Masu haɓaka mannewa na polymer na halitta. Irin waɗannan masu haɓaka mannewa galibi suna ɗauke da ƙungiyoyin ɗaure substrate kamar hydroxyl, carboxyl, phosphate, ko tsarin polymer mai tsayi, waɗanda ke inganta sassaucin fim ɗin fenti da kuma haɓaka mannewar fim ɗin fenti ga substrate.
2. Masu haɓaka haɗakar wakili mai haɗa silane. Bayan an shafa shafa mai da ƙaramin adadin silane, silane yana ƙaura zuwa mahaɗin da ke tsakanin shafa da substrate. A wannan lokacin, lokacin da ya haɗu da danshi a saman substrate, ana iya haɗa shi da ruwa don samar da ƙungiyoyin silanol, sannan a samar da haɗin hydrogen tare da ƙungiyoyin hydroxyl a saman substrate ko kuma a haɗa shi da haɗin Si-OM (M) na saman substrate; a lokaci guda, silanol yana haɗuwa tsakanin ƙwayoyin silane don samar da tsarin hanyar sadarwa wanda ke rufe fim ɗin.

Abubuwan da za a yi la'akari da su yayin zabar masu haɓaka mannewa
Daidaita tsarin;
Daidaiton ajiya;
Tasiri kan ainihin halayen jiki da sinadarai na rufin;
Maganin saman ƙasa na substrates;
Haɗawa da sauran kayan aiki don inganta tsarin shafa.