A nihna leh a hman dan .
Chloroprene rubber (CR) hi chloroprene rubber adhesive-a raw material ber a ni a, adhesive chu room temperature-ah a lum thei a, a tir lama adhesive force chu a lian hle a, bonding strength chak tak, high bonding strength sang tak din theihna chakna, a pumpuiah hmanna zau tak, bond rubber, fabrics, plastics, paper, paper, paper, paper, paper, paper, paper, concrete, concrete, concrete, concretes, concretes, wood, wood, paper, 4. Adhesive pawh an ti bawk a chuvangin neoprene rubber adhesive hian 'universal adhesive' tih hming a nei bawk. Neoprene rubber adhesive hian solvent-based, emulsion type leh solvent-free liquid type a nei a, solvent-based hi mixed leh graft type-ah then a ni. Blends-ah hian CR adhesives thianghlim leh CR adhesives fillers awmna te a awm a, resin-modified CR adhesives pawh a awm bawk. Graft type chu neoprene rubber leh methyl methacrylate leh monomer solution dang graft copolymerization a ni a, a hman dan tur chu a inang lo hle. Tunah hian solvent-based neoprene rubber adhesive hi hman tam ber a la ni a, boruak bawlhhlawh tihtlem nan hmalakna tur a ni a, boruak mamawh ang zela hman tur a ni.
A hmasa berin mixed type neoprene rubber adhesive .
Mixed neoprene rubber adhesive tih awmzia chu neoprene rubber chu solvent inzawmkhawmah a inthiar (a nih loh leh a pawlh loh) a, resins, antioxidants, filler leh additive dangte a dah tel tihna a ni.
Aging agent, filler leh additive dangte chu one-component emaw two-component solvent hmanga siam adhesive-ah a awm.
1、 ziarang .
(1), a tir lama adhesive force, neoprene rubber chu crystallize awlsam, adhesive coating leh drying stacking a ni a, instantaneous crystallization plus with
Tackifier resin, a tir lama adhesive force lian tak a lantir. (2), fast, neoprene adhesives dinna chakna chu anmahni crystallization leh curing, cr crystallization speed, bonding nghal mai, bonding chuan bonding strength tling tak a neih hnuah a innghat nghal a ni. (3), bonding strength sang, neoprene rubber crystallinity sang, cohesion strength, chutiang chuan CR adhesive-a bonding strength sang tak a ni. (4), media dona tha, oil do theihna, tui laka invenna, chemical dona tha. (5) Adhesive layer chu a nem a, a elastic a, shock leh vibration a do thei bawk. (6), a chhe thei lo, light resistance tha tak, ozone resistance, atmospheric aging resistance, flame retardant. Bonding chakna hnu kum 20 hnuah indoor-ah rubber leh steel bonding a tlahniam lo tluk a ni. (7), hman dan hrang hrang, metal leh non-metallic materials te hian adhesion tha tak an nei a, a bik takin material hrang hrang inzawm khawm an nei a, rubber-based adhesives dang pawh tehkhin theih a ni lo. (8), hman awlsam, glue a vawt hnuah, contact a awm veleh, pressure rei tak awm lovin immediate bonding, pawn lam temperature-ah tihdam theih a ni. (9), Heat resistance tha lo, cold resistance a tha lo. (10), solvent-based neoprene adhesive tam zawk hian toxicity leh pollution degree engemaw chen a nei a.
Mixed neoprene adhesive hi adhesive hmantlak tak a ni a, industrial production leh nitin nunah hman a ni nasa hle. A bik takin industrial production leh nitin nunah hman a ni nasa hle a, a bik takin pheikhawk siamna, furniture, construction, automobile leh industry dang tam takah hman a ni.
2.Composition 1000 a ni.
Mixed neoprene rubber chu neoprene rubber, tackifying resin, metal oxides, solvents, antioxidants, fillers, accelerators,
Crosslinking agent leh a dangte.
I. chloroprene rubber 1000 a ni.
Chloroprene rubber, polychloroprene tia hriat bawk hi 2-chloro-1,3 butadiene chu emulsion polymerization hmanga raw material ber atan a ni a, elastomer chi khat a siam chhuak a ni.
elastomer a ni. Chloroprene rubber hi a dum emaw a sen emaw flake emaw tough solid emaw a ni a, reversible crystallinity, adhesion tha tak, tensile strength sang leh elongation a nei bawk. Tar, lum, oil leh chemical resistance tha tak tak a nei. Weather resistance leh ozone aging resistance hi ethylene propylene rubber leh butyl rubber hnuaiah pahnihna a ni. Heat resistance leh nitrile rubber a ni. Inorganic acid leh alkali corrosion laka invenna tha tak a ni. a nei a, flame retardancy degree engemaw chen a nei bawk. A lumna a chhe deuh deuh a, electrical insulation a tha lo.
2, resin tackifying .
Tackifier resin hi solvent-based neoprene adhesive-a thil pawimawh tak a ni a, hei hian cohesive strength, adhesive property, heat resistance, water resistance leh aging resistance a ti tha thei a ni.
Sex leh tar lam do theihna. Tackifier resins hmante chu thermo-reactive alkyl phenolic resins, petroleum resins, terpene phenolic resins, terpene resins, rosin-modified phenolic resins, gumarone resins, rosin esters, poly a-methylstyrene leh a dangte a ni. Chumi zingah chuan tert-butylphenol formaldehyde resin (2402 resin) hian nghawng tha ber a nei a ni. Tackifier resin hian neoprene rubber crystallinity-ah nghawng a nei lo tluk a ni. Terpene phenolic resin hi non-reactive thermoplastic resin a ni a, adhesive retention period a ti rei thei a, adhesive layer chu a nem thei a, gumarone resin chuan neoprene adhesive a siam thei bawk
Gumarone resins te hian neoprene adhesives bond strength pawh tlem a tisang bawk. Chloroprene rubber AF hi carboxylic acid CR a ni a, chu chu adhesive bonding strength siam chu heat resistance chak zawk, delamination resistance sang zawk a ni a, mahse, a reactivity avang hian a reactivity avang hian adhesive chu a dahna process-ah a viscosity a sang ang a, chu chu magnesium oxide-in a crosslinking effect vang a ni. Chuvangin, AF neoprene adhesive buatsaihnaah chuan viscosity stability tha zawk leh comprehensive performance chu 2402 resin tling tawkah dah tel a ngai a, magnesium oxide chu resin nen pre-reacted a ngai a, chu chuan chelates a siam thei a, chu chuan magnesium oxide leh hydroxyl direct reaction a veng thei a, system-a viscosity stability leh heat resistance a tipung thei bawk.
3, Metal Oxide te chu a ni.
Neoprene adhesives-a metal oxide awmte hian hna pali an nei a, chungte chu acid absorber, anti-scorch agent, vulcanizing agent, resin reactant te an ni. Hun a kal zel a, neoprene rubber chuan hydrogen chloride trace amounts a chhuah tir ang a, polymers te chu a ti chhe lehzual thei ang a, metal leh natural fibers te a tichhe thei ang a, metal oxide te chu a dah belh thei ang a, chu chuan hydrogen chloride chu a ti chhe thei ang. Metal oxide hman tlangpui chu zinc oxide leh magnesium oxide te an ni ber. Magnesium oxide hian acid, pre-reaction, anti-scorch, vulcanization, etc. absorb hna a thawk a, neoprene adhesive-a thil pawimawh tak a ni. Magnesium oxide leh resin pre-reaction hian adhesive heat resistance a ti tha thei a, delamination precipitation, magnesium oxide dosage on the pre-reaction effect leh adhesive properties te hian nghawng a nei thei a, magnesium oxide dosage a tisang a, temperature strength sang zawk a tisang a, mahse adhesive liquid stability a tlahniam thung. Magnesium oxide dah belh hian adhesive film chu a ti vawt thei a, a tir lama bond strength pawh nasa takin a tichangtlung thei a, hei hi calcined light magnesium oxide emaw active magnesium oxide vang pawh a ni thei. Light magnesium oxide hi amorphous powder dum, rim nei lo leh thlum lo a ni. Relative density 3. 58, melting point 28520c, boruak a boiling point 36000c chuan carbon dioxide leh tui chu zawi zawiin a la thei a, basic magnesium carbonate a siam thei a ni. Chloroprene adhesive-a Zinc oxide dah hian acid absorption-ah hian chanvo a nei thei a, mahse chu chu vulcanizing agent a ni lo a, a chhan chu chloroprene adhesive hi a tam zawk chu pawn lam temperature a ni a, chu chu chemical avanga khaw lum hmanga vulcanization a siam loh vang a ni a, mahse precipitation hnuai lam a dahkhawmnaah pawh a ni. Chutih rual chuan zinc oxide chuan adhesive liquid chu turbid a siam thei a, chuvangin adhesive film chu sticky, dry non-dry ang maia lang, bonding polyurethane foam atana hman, zinc oxide chuan material tarna a tichak ang. A chunga kan sawi takte hi a chhan chu Zinc oxide hi a dik tak chuan, ramdang electrical appliances with CR adhesive chuan zinc oxide a dah tel lo a, glue chu transparent a ni a, layered a ni lo. Zinc oxide tel lo chuan bonding strength mamawh a nei thei bawk a, mahse adhesive refining hal loh nan, hun rei tak chhunga dahkhawlnaah adhesive a awm loh nan
gel leh precipitation siam la, glue phase separation a thlen lo ang. Neoprene adhesive bonding chu temperature sang taka hmannaah a awm a nih chuan ultra-fine active zinc oxide tlem (1~3 copys) dah tel a tha.
4, antioxidant 1000 a ni.
Rubber a chhiat loh nan, aging resistance tihchak, service life rei zawk, bonded parts te durability vawng reng tur chuan antioxidant dik tak dah a ngai a ni. Antioxidant D effect hman hi a tha hle a mahse polluting leh carcinogenic te chu ODA, RD, 264, etc. ah kalsan mai tur a ni. Antioxidant 2246 pawh hman theih a ni a, mahse discoloration phenomenon a siam ang, chlorinated solvents ah chuan light blue a ni a, latex ah chuan blue to green changes is pink a ni.
5, solvent 100 a ni.
Solvent hi solvent-based neoprene adhesive a ni a, component tam tak a tam a, adhesive performance hian nghawng pawimawh tak a nei a ni. chloroprene rubber solubility number 9.2 ~ 9.4, benzene, toluene, dichloromethane, methylene chloride, methylene chloride, trichloromethane, 1, 1, 1-trichloroethane, carbon tetrachloride, trichloroetylene, butanone, etc., exlublete, ocluble-a soluble-a soluble-a soluble-a dah te, 9.2. Methyl acetate, isopropyl acetate, acetone, n-alkane, n-heptane, n-heptane, solvent gasoline, isopropanol leh a dangte. Solvent duh loh leh solvent ni lo chauh hi dissolved neoprene rubber a ni lo va, mahse mixing proportion dik tak hmangin neoprene rubber pawh a dissolve thei bawk. Solvent solubility of neoprene rubber, adhesive viscosity, viscosity stability, adhesive wetting, viscosity retention period, adhesive force hmasa ber, drying speed, bond strength, storage stability, temperature resistance hniam, flammability, explosiveness, toxicity, contamination, adhesive cost, etc. te hian nghawng a nei nasa hle.
6, filler 100 a ni.
Solvent-based neoprene adhesive-a filler hi hman a ni vak lo a, a chhan chu adhesive solvent dosage, solid content hniam, precipitate awlsam, beisei ang role a play theih loh vang a ni. Superfine activated calcium carbonate hman a nih chuan a stable zawk thei. Tin, ultrafine talcum powder, ultrafine silica, ultrafine aluminum silicate, ultrafine clay te hi hun rei lo te chhung chauh a awm theih a ni. Tin, a tawpah chuan ruahtui tlakna a awm ang.
7, crosslinking agent a ni.
Crosslinking agent, curing agent tia hriat bawk hian neoprene rubber adhesive-a curing speed a ti chak thei a, bonding strength, heat resistance, water resistance, oil resistance, chemical resistance, tar resistance a ti sang thei a ni. Polyisocyanate atana crosslinking agent hman tlanglawn tak, tetraisocyanate ang chi te. Polyisocyanate crosslinking agent reactivity sang tak nei, chloroprene adhesive 2~3h add chu crosslinked gel a ni thei a, two-component adhesive angin, deployment hman hmain, mixing leh hman nghal theih a ni.
8, Accelerator a ni.
Promoter chu vulcanization tihhmasawn nan a ni a, heat resistance siam that leh substance te dah belh a ni a, chungte chu Vinylthiourea (NA-22), Diethylthiourea (de-TU), diphenylthiourea (promoter C), diaminodhiphenylmethane, general 0.25 ~ 1 share dosage te a ni. Mi thenkhat chu chloroprene adhesive-a BRN-type vulcanizing black dahin, vulcanization ti chak thei, adhesion chu polyisocyanate vulcanization system aiin a tlem lo va, toxicity pawh nasa takin a tlahniam thei a ni.
