Pour point depression and viscosity reduction agent and preparation method thereof
The invention provides a pour point depression and viscosity reduction agent. The pour point depression and viscosity reduction agent is characterized in that the pour point depression and viscosity reduction agent is a copolymer formed by a first monomer and a second monomer, wherein the first monomer is R1-CH=CH-COOR2, R1 is H, alkyls of C1-6 or COOH, R2 is alkyls of C12-24, and the second monomer is an olefinic bond-containing monomer with surface activity. 1. A tackifier falls congeals falls , characterized in that the viscosity states falls congeals monomer and 1st 2nd is a copolymer of the monomer, the monomer is 1st R1-CH=CH-COOR2, wherein R1 to H, C1-6 alkyl (preferably C1-4 alkyl) or COOH, preferably R1 selected from H, CH3 or COOH, R2 to C12-24 (preferably C16-22) alkyl, the monomer is 2nd to the alkene-containing bond monomer having surface activity. 2. Viscosity falls congeals falls according to Claim 1, wherein the 2nd monomer selected from vinyl-pyrrolidone or Si (CH=CH2) (OR3) x (R4) y (R5) z, R3 to C1-6 alkyl, preferably C1-4 alkyl, more preferably C2-3 alkyl, R4 and R5 is independently H, C1-6 alkyl or a halogen atom, preferably C1-4 alkyl, more preferably C2-3 alkyl, for x 1-3 integer, and y to z 0-2 integer, x+y+z = 3, preferably, the stated Si (CH=CH2) (OR2) x (R3) y (R4) z is selected from the group consisting of vinyl trimethoxy silane, vinyl triethoxy silane, vinyl three third oxygen radicals silane, vinyltris butoxypolyethylene silane, vinyl-methyl-dimethoxy silane, vinyl methyl diethoxy silane, vinyl methyl b c propoxycyclohexyl silane, vinyl methyl three butoxypolyethylene silane, vinyl ethyl dimethoxy silane, vinyl ethyl diethoxy silane, vinyl ethyl b c propoxycyclohexyl silane, vinyl ethyl three butoxypolyethylene silane, vinyl ethyl dimethoxy silane, vinyl ethyl diethoxy silane, vinyl ethyl b c propoxycyclohexyl silane, vinyl ethyl three butoxypolyethylene silane, vinyl-dimethyl-methoxy silane, vinyl diethyl-methoxy silane, vinyl dimethyl ethoxy silane, vinyl diethyl-ethoxy silane, vinyl methyl ethyl methoxy silane, vinyl methyl ethyl ethoxy silane, vinylchloride dimethoxy silane, vinyl chlorine ethoxy silane, vinyl chlorine two third oxygen radicals silane, vinyl bromomethyl methoxy silane, vinyl bromoethanesulphonate ethoxy silane, vinyl bromomethyl propoxy silane, vinyl methyl methoxy silane, ethylacetylene ethyl ethoxy silane and vinyl trifluoromethyl propoxy silane. 3. Viscosity falls congeals falls according to Claim 1, wherein the viscosity reducing agent states falls congeals : Wherein m = 3-9, preferably 5-7, n = 12-24, preferably 15-21. 4. Viscosity falls congeals falls according to Claim 2, wherein the viscosity reducing agent states falls congeals : Wherein m = 4-8, preferably 5-7, n = 12-21, preferably 15-18. 5. Viscosity falls congeals falls according to Claim 3, wherein the viscosity-reducing states falls congeals the number average molecular weight is 3200-12000, preferably 4000-10000. Viscosity falls congeals falls according to Claim 4, wherein the viscosity-reducing states falls congeals the number average molecular weight is 3300-10400, preferably 4000-10000. 6. A falls congeals falls adhesive composition, the composition comprises such as the claim 1-5 to any one of the pour-point depressing viscosity reducing agent as the main agent. 7. According to Claim 6 falls congeals falls adhesive composition, wherein the composition further comprises adjuvant, the assistant is selected from non-ionic surface active agent, anionic surface active agent, preferably the non-ionic surfactant with an anionic surfactant, the weight ratio of 4 the [...] the 6-6 [...] 4. 8. Tackifier composition falls congeals falls according to Claim 7, wherein the non-ionic surface active agent is selected from alkylphenol ethoxylates, fatty alcohol polyoxyethylene ether, and polyoxyethylene sorbitol fatty acid ester, the anionic surfactant is selected from fatty alcohol polyoxyethylene ether phosphate ester and fatty alcohol polyoxyethylene ether carboxylate. 9. Tackifier composition falls congeals falls according to Claim 7, wherein said base amount is 10-25 parts, the amount of the assistant 20-45 parts. 10. falls congeals falls according to Claim 7 tackifier composition, wherein the composition further comprises a stabilizer, the stabilizer is selected from petroleum ether, diesel oil, kerosene, normal heptane, positive hexylene , cyclohexane and carbon tetrachloride one or more of a and, the amount of the stabilizer 45-70 parts.