Transparent antiblocking film
    81.
    发明授权
    Transparent antiblocking film 失效
    透明防粘膜

    公开(公告)号:US5972519A

    公开(公告)日:1999-10-26

    申请号:US983362

    申请日:1998-01-13

    摘要: A film in roll form, in particular for food packaging as substitute for a film made from polyvinyl chloride, comprises from 15 to 99.6% by weight of an elastomeric styrene-butadiene block copolymer, from 15 to 99.6% of a thermoplastic polymer, from 0.1 to 10% of an antifogging agent, from 0.1 to 5% of a primary antioxidant, from 0.1 to 5% of a secondary antioxidant and from 0.1 to 50% of other auxiliaries, and shrinks perpendicularly to the direction of take-off by not more than 3% during a storage period of three months.

    摘要翻译: PCT No.PCT / EP97 / 02682 Sec。 371日期1998年1月13日 102(e)日期1998年1月13日PCT提交1997年5月26日PCT公布。 公开号WO97 / 46608 日期1997年12月11日卷纸形式的薄膜,特别是用于代替由聚氯乙烯制成的薄膜的食品包装,包含15至99.6重量%的弹性体苯乙烯 - 丁二烯嵌段共聚物,15至99.6重量% 热塑性聚合物,0.1〜10%的防雾剂,0.1〜5%的初级抗氧化剂,0.1〜5%的二级抗氧化剂和0.1〜50%的其他助剂,并垂直收缩 在三个月的储存期间,不超过3%。

    Adhesive based on anionically polymerized styrene/butadiene copolymers
    83.
    发明授权
    Adhesive based on anionically polymerized styrene/butadiene copolymers 失效
    基于阴离子聚合的苯乙烯/丁二烯共聚物的粘合剂

    公开(公告)号:US5585442A

    公开(公告)日:1996-12-17

    申请号:US430472

    申请日:1995-04-28

    摘要: An adhesive containing an anionically polymerized copolymer based ona) from 10 to 90 wt % of vinyl aromatics,b) from 10 to 90 wt % of a conjugated diene, andc) from 0 to 30 wt % of other monomersand having a number-average molecular weight M.sub.n of from 2,000 to 250,000 and optionally having a content of homopolymer blocks having a gram-molecular weight which is greater than one twentieth of the number-average molecular weight, said content being less than 40 wt %, based on the copolymer.

    摘要翻译: 含有阴离子聚合的共聚物的粘合剂,其基于a)10至90重量%的乙烯基芳族化合物,b)10至90重量%的共轭二烯,和c)0至30重量%的其它单体并具有数 - 平均分子量+ E,ovs M + EE n为2,000至250,000,并且任选地具有大于数均分子量的二十分之一的克分子量的均聚物嵌段的含量,所述含量小于 40重量%,基于共聚物。

    Polymers suitable as binders
    85.
    发明授权
    Polymers suitable as binders 失效
    聚合物适合作为粘合剂

    公开(公告)号:US5389705A

    公开(公告)日:1995-02-14

    申请号:US102756

    申请日:1993-08-06

    CPC分类号: C09D163/00

    摘要: Novel polymers which are suitable as binders are obtainable by reacting(A) a base resin which has an average molecular weight M.sub.w of from 200 to 5,000 and contains on average from 1 to 3 epoxy or isocyanato groups as the reactive groups per moleculewith(B) a mixture of(B1) 5 to 50% by weight of polyisobutylene which is terminated with primary amino groups and has an average molecular weight M.sub.w of from 500 to 5,000 and(B2) 5-95% by weight of an amidoamine which carries primary amino groups and is obtainable by condensation of diprimary diamines of 2 to 20 carbon atoms with aliphatic C.sub.2 -C.sub.44 -dicarboxylic acids,the amounts being such that from 1 to 5 equivalents of primary amino groups of (B) are present per equivalent of reactive groups of (A).

    摘要翻译: 适合作为粘合剂的新型聚合物可以通过使(A)平均分子量&Upbar&Mw为200〜5,000的基础树脂与平均1〜3个环氧基或异氰酸酯基作为每分子的反应性基团反应,得到( B)5〜50重量%的以伯氨基封端的聚异丁烯的混合物,其平均分子量> Mw为500〜5,000,(B2)为5-95重量%的酰氨基胺, 携带伯氨基,可通过将2至20个碳原子的二原子二胺与脂肪族C 2 -C 44二羧酸缩合获得,其量相当于每当量的(B)存在1至5当量的(B)伯氨基 (A)的反应性基团。