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    • 4. 发明授权
    • Polyamide of dimerized fatty acids and polyether urea diamines and their
use as adhesives
    • 二聚脂肪酸聚酰胺和聚醚脲二胺及其作为粘合剂的用途
    • US4912196A
    • 1990-03-27
    • US221962
    • 1988-07-20
    • Roberto LeoniWerner GruberAngela Rossini
    • Roberto LeoniWerner GruberAngela Rossini
    • C08G69/26C08G69/34C09J177/00
    • C08G69/34
    • Thermoplastic polyamide resins with improved low-temperature flexibility and improved bonding properties consisting essentially of polycondensates of the following components:(a) 10 to 50 mol-% of a dimer fatty acid or mixture of such acids,(b) 5 to 45 mol-% of polyoxyalkylene urea diamine,(c) 0 to 25 mol-% of an aliphatic C.sub.6 -C.sub.22 dicarboxylic acid or mixture of such acids,(d) 0 to 45 mol-% of an aliphatic, aromatic or cyclic C.sub.2 -C.sub.40 diamine or a mixture of such diamines selected from the group comprising diprimary diamines, diamines containing secondary amino groups and alkyl substituents with no more than 8 carbon atoms at the nitrogen atom, and heterocyclic diamines capable of double amide formation.Preferred resins are base-terminated resins having amine values of up to 50 and acid-terminated resins having acid values of up to 20 and a molecular weight within the range from 5000 to 20,000 and preferably from 8000 to 15,000. The polyamide resins may be applied in as a melt between surfaces to be bonded and subsequently left to set for fixing and may be used either on their own or with other auxiliaries as hotmelt adhesives.
    • 热塑性聚酰胺树脂具有改善的低温柔韧性和改善的粘合性能,主要由以下组分的缩聚物组成:(a)10至50mol%的二聚脂肪酸或这些酸的混合物,(b)5至45mol- (c)0-25摩尔%的脂族C 6 -C 22二羧酸或这些酸的混合物,(d)0至45摩尔%的脂族,芳族或环状C 2 -C 40二胺或 这种二胺的混合物,其选自包括二原子二胺,含有仲氨基的二胺和在氮原子上不超过8个碳原子的烷基取代基,以及能够形成双酰胺的杂环二胺。 优选的树脂是具有多达50个胺值的碱封端树脂和具有至多20个酸值和分子量在5000至20,000,优选8000至15,000范围内的酸封端树脂。 聚酰胺树脂可以作为待粘合的表面之间的熔体施加,随后放置固定,并且可以单独使用或与其它助剂一起用作热熔粘合剂。
    • 6. 发明授权
    • Cyanacrylic acid ester based glues with a content of a diester of a
polyoxyalkylene glycol
    • 具有聚氧亚烷基二醇二酯含量的氰基丙烯酸酯基胶
    • US4421909A
    • 1983-12-20
    • US452881
    • 1982-12-27
    • Werner GruberHans-Athanas Bruhn
    • Werner GruberHans-Athanas Bruhn
    • C09J4/04C09J4/00C08G83/00
    • C09J4/00Y10T428/31931Y10T428/31935
    • Cyanacrylic acid ester based glues with a reduced setting time comprising a cyanacrylic acid ester and from 0.005% to 3% by weight, based on the cyanacrylic acid ester of a polyoxyalkylene glycol diester having the formula ##STR1## wherein x is an integer from 5 to 80, Alk is an alkylene having from 2 to 4 carbon atoms, and R.sub.1 and R.sub.2 represent members selected from the group consisting of hydroxyl, halogen, lower alkoxy, alkoxyalkyl having from 3 to 12 carbon atoms, alkyl having from 1 to 12 carbon atoms, cyanoalkyl having from 1 to 12 carbon atoms, haloalkyl having from 1 to 12 carbon atoms, nitroalkyl having from 1 to 12 carbon atoms, alkenyl having from 2 to 12 carbon atoms, alkynyl having from 2 to 12 carbon atoms, cycloalkyl having from 3 to 12 carbon atoms, phenyl, nitrophenyl, halophenyl, phenylalkyl having from 1 to 6 carbon atoms in the alkyl and alkylphenyl having from 1 to 6 carbon atoms in the alkyl.
    • 基于具有下式的聚氧亚烷基二醇二酯的氰基丙烯酸酯,其中x是从5到5的整数,其中x是5至5的整数,其中缩水凝固时间包含氰基丙烯酸酯和0.005-3重量%的氰基丙烯酸酯基胶 80,Alk是具有2至4个碳原子的亚烷基,R 1和R 2表示选自羟基,卤素,低级烷氧基,具有3至12个碳原子的烷氧基烷基,具有1至12个碳原子的烷基的成员 具有1至12个碳原子的氰基烷基,具有1至12个碳原子的卤代烷基,具有1至12个碳原子的硝基烷基,具有2至12个碳原子的烯基,具有2至12个碳原子的炔基, 至12个碳原子,烷基中具有1-6个碳原子的苯基,硝基苯基,卤代苯基,苯基烷基和烷基中具有1-6个碳原子的烷基苯基。