Patent ID: 11949081
Assignee: SHENZHEN GOLDLINK TONGDA ELECTRONICS CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  H  Y | IPC C  H

Claim 2:
3. The thermally-conductive structural adhesive of claim 1, wherein the block polymerized telechelic amino compound is selected from the group consisting of: a telechelic amino polypropylene oxide of formula (5), an aminopolyalkylsiloxane of formula (6), a product formed by reaction of isocyanate and the telechelic amino polypropylene oxide according to formula (7), a product formed by reaction of isocyanate and the aminopolyalkylsiloxane according to formula (8), a reaction product formed by reaction of an epoxy resin and the telechelic amino polypropylene oxide according to formula (9), a product formed by reaction of the epoxy resin and the aminopolyalkylsiloxane according to formula (10), a product formed by reaction of epoxy polyalkylsiloxane and the telechelic amino polypropylene oxide according to formula (11), and a product formed by reaction of the epoxy polyalkylsiloxane and the aminopolyalkylsiloxane according to formula (12);
wherein the formula (5) is expressed as:, wherein in the formula (5), k represents a number-average degree of polymerization, and is selected from 25-50; and a number-average functionality of an amino group is 2.0-2.3;
wherein the formula (6) is expressed as:, wherein in the formula (6), number-average degree of polymerization m is 0-1, and number-average degree of polymerization n is 8-22; a number-average functionality of an amino group is 2.9-3.3; R2 is a C2-C5 alkylene; and R3, R4, R5 and R6 are independently selected from the group consisting of alkyl, unsubstituted phenyl, substituted phenyl, unsubstituted aryl, substituted aryl, unsubstituted heterocyclic group, substituted heterocyclic group and a combination thereof;
wherein the formula (7) is expressed as:, wherein the formula (8) is expressed as:, wherein in formula (7) and formula (8), the isocyanate compound meets a definition of formula (13) expressed as:

OCN—R1—NCO  (13);

wherein a number-average functionality of an isocyanate group is 2.0; and R1 is selected from the group consisting of alkylene, unsubstituted phenylene, substituted phenylene, unsubstituted arylene, substituted arylene, unsubstituted heterocyclic alkene, substituted heterocyclic alkene and a combination thereof;
wherein the formula (9) is expressed as:, wherein the formula (10) is expressed as:, wherein in formula (9) and formula (10), the epoxy component meets a definition of formula (17) expressed as:, wherein a number-average functionality of an epoxy group is 2.0 or 3.0; and R7 is selected from the group consisting of a group of formula (25), a group of formula (26), alkylene, unsubstituted phenylene, substituted phenylene, unsubstituted arylene, substituted arylene, unsubstituted heterocyclic alkene, substituted heterocyclic alkene and a combination thereof;
wherein the formula (25) is expressed as:, wherein in the formula (25), a number-average degree of polymerization q is 1-2; a number-average functionality of epoxy group is 2.0 or 3.0; and R9 is selected from the group consisting of: hydrogen, C1-C5 alkyl, unsubstituted phenyl, substituted phenyl, unsubstituted aryl, substituted aryl, unsubstituted heterocyclic group, substituted heterocyclic group and a combination thereof;
the formula (26) is expressed as:, wherein in the formula (26), a number-average degree of polymerization q is 1-2; a number-average functionality of epoxy group is 2.0 or 3.0; and R9 is selected from the group consisting of: hydrogen, C1-C5 alkyl, unsubstituted phenyl, substituted phenyl, unsubstituted aryl, substituted aryl, unsubstituted heterocyclic group, substituted heterocyclic group and a combination thereof;
wherein the formula (11) is expressed as:, wherein the formula (12) is expressed as:, and
wherein in formula (11) and formula (12), the epoxy polyalkylsiloxane component meets a definition of formula (21) expressed as:, wherein m and n respectively represent a number-average polymerization degree of alkyl siloxane, m is greater than or equal to 0, and n is 5-50; a number-average functionality of epoxy group is 2.8-3.0; R2 is a C2-C5 alkylene; and R3, R4, R5 and R6 are independently selected from the group consisting of: alkyl, unsubstituted phenyl, substituted phenyl, unsubstituted aryl, substituted aryl, unsubstituted heterocyclic group, substituted heterocyclic group and a combination thereof.